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Wells

20130118726 - Gravel pack crossover tool with low drag force: A gravel pack assembly has a longitudinal body that disposes in a borehole. A wellscreen and other components can connect to the body to complete the assembly. One or more packoff seals or bushings disposed in the body's inner passage can engage a smooth external surface of a crossover tool... Agent: Weatherford/lamb, Inc.

20130118727 - Window joint for lateral wellbore construction: A system for opening a window (320) in lateral wellbore construction. The system includes a window joint (300) that is operable to be interconnected within a casing string. The window joint (300) has a window (304) formed therein that is defined by at least one score line (306) that creates... Agent: Halliburton Energy Services, Inc.

20130118728 - Component for drilling and operating hydrocarbon wells: The tubular component (30) comprises a main body (32) of rotation about a longitudinal axis (X) of the component (30) provided, at least at one of its ends (34B), with a first connector (36B) for attaching the component (30) to another tubular component (30). The component (30) is moreover intended... Agent: Vam Drilling France

20130118729 - Preventing flow of undesired fluid through a variable flow resistance system in a well: A flow control system for use with a subterranean well can include a flow chamber through which a fluid composition flows, and a closure device which is biased toward a closed position in which the closure device prevents flow through the flow chamber. The closure device can be displaced to... Agent: Halliburton Energy Services, Inc.

20130118730 - Downhole tools including anomalous strengthening materials and related methods: Downhole tools for use in wellbores in subterranean formations comprise a body comprising at least one anomalous strengthening material. Methods of forming downhole tools for use in wellbores in subterranean formations comprise forming a body comprising at least one anomalous strengthening material. Methods of using downhole tools in wellbores in... Agent: Baker Hughes Incorporated

20130118731 - Down hole surveying tool: A down hole surveying tool (10) is for directional surveying of boreholes. The tool (10) includes a body (11) which accommodates a two-axis gyroscope (13) and a two-axis accelerometer (15). The gyroscope (13) and accelerometer (15) are rigidly fixed with respect to each other to provide a composite sensor device... Agent: Imdex Technology Australia Pty Ltd.

20130118732 - Multi-actuating seat and drop element: An apparatus includes a counter for tracking and communicating a number of plug drops through a longitudinal bore; a plug element adapted to be dropped into the longitudinal bore; and a valve defining a plug seat to be disposed within the longitudinal bore to catch the plug element when the... Agent: Team Oil Tools, Lp

20130118733 - Wellbore condition monitoring sensors: Disclosed is an apparatus for estimating a downhole property of interest. The apparatus includes a carrier configured to be conveyed in a borehole penetrating an earth formation and carry a releasable sensor. The sensor is configured to be released by the carrier into drilling fluid and to sense the property.... Agent: Baker Hughes Incorporated

20130118734 - Method and apparatus for estimating a downhole fluid property using a rare earth doped laser: A method and apparatus are disclosed for estimating a property of a downhole fluid, the apparatus including but not limited to a carrier that is conveyable in a borehole; a test cell carried by the carrier for capturing the downhole fluid; a rare earth doped electromagnetic energy source in electromagnetic... Agent: Baker Hughes Incorporated

20130118735 - System and method for generating power and enhanced oil recovery: A method for producing a purified carbon dioxide product suitable for EOR and surplus electricity uses a vaporous hydrocarbon feed and a SOFC system. A SOFC system includes a condensate removal system, an acid gas removal system, a hydrodesulfurization system, a sorption bed system, a pre-reformer, a solid oxide fuel... Agent: Saudi Arabian Oil Company

20130118736 - Methods and systems for machine - learning based simulation of flow: There is provided a method for modeling a hydrocarbon reservoir that includes generating a reservoir model that has a plurality of coarse grid cells. A plurality of fine grid models is generated, wherein each fine grid model corresponds to one of the plurality of coarse grid cells that surround a... Agent:

20130118737 - Method for initiating circulation for steam assisted gravity drainage: A method for initiating steam assisted gravity drainage (SAGD) mobilization and recovery of hydrocarbons in a hydrocarbon-bearing formation includes initially forming a circulation path by connecting SAGD injection well and a circulation well. The circulation well can be a SAGD production well or a separate well completed adjacent a toe... Agent: Resource Innovations Inc.

20130118738 - Gravel pack assembly and method of use: A method of conducting a gravel pack operation comprising lowering a fluid control assembly into a wellbore and supplying a fluid mixture comprising gravel into an annulus between the fluid control assembly and the wellbore to form a gravel pack. A washout assembly surrounds a pre-determined length of the fluid... Agent:

20130118739 - Real time downhole sensor data for controlling surface stimulation equipment: A system, method and apparatus for stimulating a reservoir is disclosed. A slurry is supplied to the work string at the surface, which work string extends from the surface location to a downhole location adjacent the reservoir. A parameter of the slurry is measured at the downhole location and transmitted... Agent: Baker Hughes Incorporated

20130118740 - Well completion methods using gellable treatment fluids having long term thermal stability of the gelled state: Gellable treatment fluids containing a terpolymer that comprises 2-acrylamido-2-methylpropanesulfonic acid, acrylamide, acrylic acid monomer units can be used in various subterranean operations where it is necessary for the treatment fluid to remain in a gelled state for extended periods of time at high formation temperatures. Methods for treating a subterranean... Agent:

20130118741 - Thermoset nanocomposite particles, processing for their production, and their use in oil and natural gas drilling applications: Use of two different methods, either each by itself or in combination, to enhance the stiffness, strength, maximum possible use temperature, and environmental resistance of thermoset polymer particles is disclosed. One method is the application of post-polymerization process steps (and especially heat treatment) to advance the curing reaction and to... Agent: Sun Drilling Products Corporation

20130118742 - Engineered fibers for well treatments: Mixtures of fibers and solid particles are effective for curing fluid losses and lost circulation in a subterranean well. Stiff fibers are more effective than flexible ones; however, mixtures of stiff and flexible fibers have a synergistic effect. The quantity and particle-size distribution of the solids are optimized according to... Agent: Schlumberger Technology Corporation

20130118743 - Nonionic hydrophobically substituted cellulose ethers: Novel nonionic cellulose ethers exhibit a reduced degree of thermal thinning and are efficient thickeners at elevated temperatures. The nonionic cellulose ether has hydroxyethyl groups and is further substituted with one or more hydrophobic substituents. The cellulose ether further has at least one of the properties a), b) or c):... Agent: Union Carbide Chemicals & Plastics Technology LLC

20130118744 - Self-degrading high temperature stable gel for downhole applications: A method of treating a subterranean formation including providing a treatment fluid comprising an aqueous carrier fluid, a crosslinking agent, a pH-adjusting agent, and a terpolymer that comprises 2-acrylamido-2-methylpropanesulfonic acid, acrylamide, and acrylic acid monomer units, or any salt thereof, where the treatment fluid does not include any gel stabilizers,... Agent: Halliburton Energy Services, Inc. ("hesi")

20130118745 - Internally pressurized perforating gun: A technique facilitates a perforation operation. A perforating gun carrier is combined with a pressure enhancement mechanism. The pressure enhancement mechanism provides a controlled increase in pressure within the perforating gun carrier as the perforating gun carrier is delivered into a higher pressure environment. The increase in internal pressure counters... Agent:

20130118746 - Composite cable systems for use in an in situ oil production process: The present technology provides a system for delivering electrical power and fluid to a heater array system for use in an in situ oil production process. The system comprises multi-component composite cable having multiple conductors for delivering electrical power to a heater array, multiple hoses for transmitting fluid to a... Agent:

20130118747 - Cleanup fluids for anhydrous borate compounds and methods for use thereof in subterranean formations: Anhydrous borate compounds can be used in a variety of subterranean treatment operations, where particulates of the anhydrous borate compounds slowly become soluble in an aqueous fluid after facilitating the treatment operation. Cleanup fluids can be used for affecting a more rapid removal of the anhydrous borate compounds from a... Agent:

20130118748 - Gelled foam compositions and methods: The invention provides a method made of steps of injecting into a wellbore, a composition comprising a solvent, a surfactant, a foaming gas, a foam enhancer, a crosslinkable polymer, and a crosslinking agent capable of crosslinking the polymer, wherein the foam enhancer increases the foam half-life of the gel composition... Agent: Schlumberger Technology Corporation

20130118749 - Rotating control system and method for providing a differential pressure: A Drill-To-The-Limit (DTTL) drilling method variant to Managed Pressure Drilling (MPD) applies constant surface backpressure, whether the mud is circulating (choke valve open) or not (choke valve closed). Because of the constant application of surface backpressure, the DTTL method can use lighter mud weight that still has the cutting carrying... Agent: Weatherford/lamb. Inc.

20130118751 - Formation fracturing: A method described herein involves lowering a tool into a wellbore adjacent a subterranean formation; inflating a first packer on the tool to initiate a fracture of the formation; inflating second and third packers on the tool to seal an interval of the wellbore containing the fracture, the first packer... Agent:

20130118750 - System and method for performing treatments to provide multiple fractures: A method includes initiating a first hydraulic fracture with a first fracture initiation fluid at a first position in a wellbore. The method further includes positioning a high-solids content fluid (HSCF) in the first hydraulic fracture. The method further includes initiating a second hydraulic fracture with a second fracture initiation... Agent:

20130118752 - Managed pressure cementing: A method of cementing a tubular string in a wellbore includes: deploying the tubular string into the wellbore; pumping cement slurry into the tubular string; launching a cementing plug after pumping the cement slurry; propelling the cementing plug through the tubular string, thereby pumping the cement slurry through the tubular... Agent: Weatherford/lamb, Inc.

20130118753 - Seal system and method: A system in some embodiments includes a system, having a seal assembly, including an inner energizing ring, an outer energizing ring, a load ring disposed between the inner energizing ring and the outer energizing ring, a sealing element, and a lock ring. Further other embodiments provide a method of sealing,... Agent: Cameron International Corporation

20130118754 - Thermal hydrate preventer: Systems and methods for the prevention or dissolution of hydrates in an undersea well. One example system includes a submersible isolation bell for capturing effluent being exhausted from the well, and an umbilical. A power cable supplies electric power to the submersible isolation bell, for example for heating of the... Agent: Composite Technology Development, Inc.

20130118755 - Blowout preventer shut-in assembly of last resort: A system for drilling and/or producing a subsea wellbore comprises a primary BOP comprising a primary ram BOP. In addition, the system comprises a secondary BOP releasably connected to the primary BOP, the secondary BOP comprising a secondary ram BOP. The primary rain BOP is actuatable by a first control... Agent: Cameron International Corporation

20130118756 - Method and device for emergency killing of an underwater oil/gas well: The invention relates to oil-and-gas industry and can be used in emergency killing of wells. The method of emergency killing of a well of underwater head position comprises a cementing composition squeezing, wherein depth of the well section to be cemented is defined basing on the well condition and pressure... Agent:

20130118757 - Control line protection: A control line protector for use with a tubing string, e.g. production tubing having at least one control line on an outer surface thereof is disclosed. The control line protector comprises a sleeve having a cylindrical rigid outer wall, the sleeve being locatable around the tubing string and the at... Agent: Bp Exploration Operating Company Limited

20130118758 - Hydrostatic pressure independent actuators and methods: An actuator that may be used in a wellbore to change the state of a downhole tool. The actuator has an operator that is axially movable in response to changes in tubing pressure. The actuator includes a hydraulic circuit that creates a temporary reference pressure against which the tubing pressure... Agent: Schlumberger Technology Corporation

20130118759 - Agents for enhanced degradation of controlled electrolytic material: A method for degrading a downhole article includes exposing the downhole article comprising a controlled electrolytic material to a composition that comprises a reducing agent. The method also includes contacting the downhole article with the reducing agent to degrade the downhole article. Additionally, a composition for degrading a downhole article... Agent: Baker Hughes Incorporated

20130118761 - Safety switch for well operations: A pressure controlled safety switch comprises an electrical switch disposed in a cavity of a mandrel. A bellows assembly is operably engaged with the electrical switch. The bellows assembly is in fluid communication with a fluid surrounding the mandrel such that a pressure in the fluid no less than a... Agent: Halliburton Energy Services, Inc.

20130118760 - Weight-based interlock apparatus and methods: A weight-based tubular interlock apparatus adapted to determine whether a tubular is engagingly gripped by a rig-based hoisting device or a secondary gripping device is described. The apparatus includes at least two gripping mechanisms and an interlock system operatively connected that is adapted to measure a tubular load on at... Agent: Canrig Drilling Technology Ltd.

20130118762 - Wireline supported bi-directional shifting tool with pumpdown feature: A shifting tool for sleeves is supported on wireline or slickline and is pumped to the desired location by pressure from above delivered against the tool and passing around its periphery or against an articulated peripheral extending member that can optionally seal. Once in the vicinity of the desired sleeve... Agent: Baker Hughes Incorporated

20130112393 - Ultra high pressure hydraulic sublevel pipe cutter: An ultra-high pressure (UHP) cutting device for insertion into a wellbore for cutting the casing of the wellbore from within the wellbore is provided. The cutting device comprises a UHP hose connector for connection with a UHP hose in communication with a fluid source; a rotatable UHP tube with a... Agent: Nuwave Industries Inc.

20130112394 - Oilfield application of solar energy collection: Solar energy is collected and used for various industrial processes, such as oilfield applications, e.g. generating steam that is injected downhole, enabling enhanced oil recovery. Solar energy is indirectly collected using a heat transfer fluid in a solar collector, delivering heat to a heat exchanger that in turn delivers heat... Agent:

20130112395 - Top drive systems and methods: Systems and methods for wellbore operations which employ a drive subsystem for rotating tubulars releasably connected to a hoist subsystem for moving tubulars, the hoist subsystem and the drive subsystem movable as a unit or the subsystems movable independently of each other and the subsystems independently dockable at selected locations... Agent:

20130112396 - Seal for a wellbore: A seal apparatus for closing a wellbore, the apparatus being universally deployable and capable of closing the wellbore even in the case of damage located beneath a present blowout preventer. The apparatus is based on the idea of introducing a seal into the wellbore in order to close it off... Agent:

20130112397 - Spiral whipstock for low-side casing exits: A whipstock features a spiral ramp so that, in a horizontal run, access to a milled window with other tools is not impeded because such tools can traverse onto the ramp and still be directed to the window. Angular rotation of the ramp can be at 180° or more and... Agent: Baker Hughes Incorporated

20130112398 - Modified packer with non-extrusion ring: Embodiments of the present disclosure generally provide a packer for use within a conduit, such as casing, having non-extrusion rings. The non-extrusion ring is comprised of rigid segments, a support ring and an elastic matrix.... Agent:

20130112399 - Erosion resistant flow nozzle for downhole tool: An erosion resistant nozzle is brazed to the surface of a tubular, such as a shunt tube of a wellscreen apparatus, for use in a wellbore. The nozzle is elongated and defines an aperture for communicating exiting flow from the tubular's port. The lead end of the nozzle disposed downstream... Agent: Weatherford/lamb, Inc.

20130112400 - Wellbore fluid treatment and method: A wellbore screen including: an apertured base pipe; an intermediate filtering layer including a plurality of metal fibers wrapped helically around the apertured base pipe and a fluid tracing filament wrapped helically about the apertured base pipe, the fluid tracing filament including a filament structure and a tracer carried by... Agent: Absolute Completion Technologies Ltd.

20130112401 - Downhole electrical energy conversion and generation: Procedures and devices are described for electric energy generation from electrochemical use of substances for powering downhole devices. According to some other embodiments procedures and devices are described for electric energy generation from nuclear decay for powering downhole devices. According to some embodiments, the types of devices being powered are... Agent:

20130112402 - Method for forming a geothermal well: Methods for forming a geothermal well are provided. A method for forming a geothermal well can include drilling a first wellbore having a substantially linear segment connected to an arcuate segment. A second wellbore can be drilled to connect to a terminating end of the arcuate segment, thereby forming a... Agent:

20130112403 - Multiple electrical connections to optimize heating for in situ pyrolysis: A method for heating a subsurface formation using electrical resistance heating is provided. The method includes placing a first electrically conductive proppant into a fracture within an interval of organic-rich rock. The first electrically conductive proppant has a first bulk resistivity. The method further includes placing a second electrically conductive... Agent:

20130112405 - Consolidating spacer fluids and methods of use: Disclosed are spacer fluids and methods of use in subterranean formations. Embodiments may include use of consolidating spacer fluids in displacement of drilling fluids from a well bore annulus.... Agent: Halliburton Energy Services, Inc.

20130112404 - Preemptive setpoint pressure offset for flow diversion in drilling operations: A method of controlling pressure in a well can include transmitting an instruction to change flow through an annulus formed radially between a drill string and a wellbore, and adjusting a pressure setpoint in response to the transmitting. A well drilling system can include a flow control device which varies... Agent: Halliburton Energy Services, Inc.

20130112406 - Methods for characterizing asphaltene instability in reservoir fluids: A methodology for reservoir understanding that performs investigation of asphaltene instability as a function of location in a reservoir of interest. In the preferred embodiment, results derived as part of the investigation of asphaltene instability are used as a workflow decision point for selectively performing additional analysis of reservoir fluids.... Agent:

20130112407 - Obtaining data from an earth model using functional descriptors: There is provided a system and method for obtaining data corresponding to a physical property of interest from a three-dimensional (3D) earth model. An exemplary method comprises defining a region of interest in the 3D earth model via at least one functional descriptor. The exemplary method also comprises extracting data... Agent:

20130112408 - Ported packer: Disclosed is a packer that is ported to provide fluid communication through the packer between the wellbore annulus above the packer and the wellbore annulus below the packer. Such a ported packer can be used to allow for pressure testing the casing and/or for controlling a failed well.... Agent:

20130112409 - Proppant particulates and methods of using such particulates in subterranean applications: The invention pertains to improved proppant particles comprising an aromatic polycondensation polymer having a glass transition temperature (Tg) of at least 120° C. when measured according to ASTM 3418 [polymer (P)] and a method of treating a subterranean formation using said proppant particles.... Agent: Solvay Specialty Polymers Usa, LLC

20130112410 - Subsurface release cementing plug: A subsurface release plug release apparatus comprising a mandrel comprising a bottom plug portion, a top plug portion, a work string attachment portion, a first release portion between the bottom plug portion and the top plug portion, wherein the first release portion comprises a controlled strength segment configured to fail... Agent: Halliburton Energy Services, Inc.

20130112411 - Perforator charge having an energetic material: A perforator charge includes a case, an explosive inside the case, and a liner to be collapsed by detonation of the explosive to form a perforating jet. The perforator charge also includes an energetic material to be activated in response to the detonation of the explosive.... Agent:

20130112412 - Settable well tool and slips: A settable down hole tool is of increased drillability and/or of increased expansibility. The improvement in drillability can be caused by fracturing cast iron slips into a large number of small pieces that can be circulated out of a well without further reduction in size. The improvement in expansibility can... Agent:

20130112413 - Controlled release breaker composition for oil field applications: The present invention relates to encapsulated breakers and the use of encapsulated breakers for breaking viscosified treatment fluids. One embodiment of the present invention provides a method of providing a viscosified treatment fluid having a first viscosity having a gelling agent, a crosslinking agent, a proppant, an aqueous-base fluid, and... Agent: Halliburton Energy Services, Inc.

20130112414 - Engineered methods and materials for wellbore strengthening in subterranean operations: A method of wellbore strengthening may include providing a wellbore strengthening fluid comprising a drilling fluid, a particulate, and a fiber; introducing the wellbore strengthening fluid into a wellbore penetrating a subterranean formation; and forming a plug comprising the particulate and the fiber in a void near the wellbore, the... Agent:

20130112418 - Composition and methods for protecting metal surfaces from corrosion: Guard bed compositions for protecting metal surfaces in a wellbore from corrosion may comprise a variety of constituent components. Exemplary guard bed compositions may include: one or more surfactants selected from the group comprising amine surfactants; one or more co-surfactants selected from the group comprising C3 to C15 alcohols; and... Agent:

20130112415 - Compositions and methods for protecting metal surfaces from corrosion: Guard bed compositions for protecting metal surfaces in a wellbore from corrosion may comprise a variety of constituent components. Exemplary guard bed compositions may include: one or more surfactants selected from the group comprising amine surfactants; one or more co-surfactants selected from the group comprising C3 to C15 alcohols; and... Agent:

20130112416 - Compositions and methods for protecting metal surfaces from corrosion: Guard bed compositions for protecting metal surfaces in a wellbore from corrosion may comprise a variety of constituent components. Exemplary guard bed compositions may include: one or more surfactants selected from the group comprising amine surfactants; one or more co-surfactants selected from the group comprising C3 to C15 alcohols; and... Agent:

20130112417 - Compositions and methods for protecting metal surfaces from corrosion: Guard bed compositions for protecting metal surfaces in a wellbore from corrosion may comprise a variety of constituent components. Exemplary guard bed compositions may include: one or more surfactants selected from the group comprising amine surfactants; one or more co-surfactants selected from the group comprising C3 to C15 alcohols; and... Agent:

20130112419 - Process and process line for the preparation of hydraulic fracturing fluid: A process and process line is provided for preparing a friction-reduced hydraulic fracturing fluid at a central location which can be readily transported to an oil or gas well in a formation at a well site, comprising: preparing a mixture of polymer and water at the central location by shearing... Agent: Encana Corporation

20130112420 - Blowout preventor actuation tool: A tool for actuating a blow out preventer includes one or more connections for receiving hydraulic power from a remotely operated vehicle (“ROV”), a first pump for increasing pressure of an operating fluid for the blowout preventer (“BOP”), a second pump for increasing flow rate of the operating fluid, and... Agent: Specialist Rov Tooling Services Ltd.

20130112421 - Method and a system for controlling movements of a free-hanging tubular: An apparatus for controlling movements of a free-hanging tubular suspended via at least a connector element by at least one compensator member connected to a buoyant vessel, the tubular extending into a body of water below the vessel. The apparatus includes a motion sensing device configured to sense movements of... Agent: Aker Mh As

20130112428 - Circulation sub and method for using same: Techniques for continuously circulating fluid into a drill string are provided. These techniques involve a circulation sub (108) including a tubular and a diverter valve (200A). The tubular has a first end connectable to the drill string, a second end connectable to a pipe segment, and a port (220) therein.... Agent: National Oilwell Varco, L.p.

20130112422 - Differential pressure actuator: A technique facilitates actuation of a variety of tools in many types of environments. The actuation technique employs a closed conduit, such as a closed tube, arranged in a curvilinear structure. By applying a differential pressure to the closed conduit, the curvature of the curvilinear structure is changed. This change... Agent:

20130112424 - Fluid discrimination for use with a subterranean well: A fluid discrimination system can include a fluid discriminator which selects through which of multiple outlet flow paths a fluid composition flows, the selection being based on a direction of flow of the fluid composition through the discriminator, and the direction being dependent on a fluid type in the fluid... Agent: Halliburton Energy Services, Inc.

20130112425 - Fluid discrimination for use with a subterranean well: A fluid discrimination system can include a fluid discriminator which selects through which of multiple outlet flow paths a fluid composition flows, the selection being based on a direction of flow of the fluid composition through the discriminator, and the direction being dependent on a fluid type in the fluid... Agent: Halliburton Energy Services, Inc.

20130112426 - Resettable pressure cycle-operated production valve and method: A method of actuating multiple valves in a well can include applying one or more pressure cycles to the valves without causing actuation of any of the valves, and then reducing pressure applied to the valves, thereby resetting a pressure cycle-responsive actuator of each valve. A pressure cycle-operated valve for... Agent: Halliburton Energy Services, Inc.

20130112427 - Split ring shift control for hydraulic pulse valve: A hydraulic pulse valve for use in downhole tools includes a split ring seal to limit the fluid flow available to shift a poppet in the valve from an open position to a closed position. The split ring seal provides relatively long and repeatable pressure pulses, which improve the effectiveness... Agent: Tempress Technologies, Inc.

20130112423 - Variable flow resistance for use with a subterranean well: A variable flow resistance system for use with a subterranean well can include a structure which displaces in response to a flow of a fluid composition, whereby a resistance to the flow of the fluid composition changes in response to a change in a ratio of desired to undesired fluid... Agent: Halliburton Energy Services, Inc.

20130112429 - Enhanced electrolytic degradation of controlled electrolytic material: A method for degrading a downhole article includes exposing the downhole article to a composition comprising a corrosive agent selected from a reducing sugar, ester, aminocarboxylic acid, or a combination thereof. The method also includes contacting the downhole article with the corrosive agent to degrade the downhole article. Additionally, a... Agent: Baker Hughes Incorporated

20130112431 - System and method for direct drive pump: A method and a system are provided for a direct drive pump for use in pumping fluids and/or quasi-fluids from one location to another. In the direct drive pump, bearings or bushings are optimally spaced, taking into account various operational considerations such as load, path, pressure, and tension. Further, bearings... Agent: Harrier Technologies, Inc.

20130112430 - Top drive with mounted winch: Present embodiments are directed to a top drive system equipped with a mounted winch configured to draw tubular or well equipment into alignment with a quill of the top drive system. The winch comprises a spool and a flexible line that extends from the spool and through channels in the... Agent: Tesco Corporation

20130112432 - Accelerator mixture for peroxide hardener and two-component mortar system containing same: An accelerator mixture for peroxide hardeners, in particular an accelerator mixture for an organic peroxide-curing resin mixture, a two-component mortar system containing the same for chemical fastening and use of the same for chemical fastening of anchoring elements in boreholes are disclosed. Using a mixture of bis-N-substituted p-toluidines with bis-N-substituted... Agent: Hilti Aktiengesellschaft

20130112433 - Injector head: An injector head for feeding a tool string support member downhole is described. The injector head includes a first gripping device and a second gripping device. The first and second gripping devices are adapted to grip a tool string support member passing through an injector head passageway. The injector head... Agent:

20130112434 - Apparatus and method of forming a plug in a wellbore: A method of forming a plug in a wellbore includes disposing a work string in a wellbore. The work string includes a first tool comprising a port providing fluid communication between an interior space of the first tool to an exterior space to permit placement of a plug in a... Agent: Halliburton Energy Services, Inc.

20130112435 - Completion method for stimulation of multiple intervals: A technique provides for stimulating or otherwise treating multiple intervals/zones of a well by controlling flow of treatment fluid via a plurality of flow control devices. The flow control devices are provided with internal profiles and flow through passages. Mechanical darts are designed for engagement with the internal profiles of... Agent:

20130112436 - Completion method for stimulation of multiple intervals: A technique provides for stimulating or otherwise treating multiple intervals/zones of a well by controlling flow of treatment fluid via a plurality of flow control devices. The flow control devices are provided with internal profiles and flow through passages. Hydraulic darts are designed for selective engagement with the internal profiles... Agent:

20130105140 - Multi chip modules for downhole equipment: An electronic assembly for use in a downhole module may include a multilayer ceramic assembly and an electronic component disposed on the multilayer ceramic assembly. The multilayer ceramic assembly includes a ceramic substrate, a nickel plating layer disposed on the ceramic substrate and a gold plating layer having a thickness... Agent: Schlumberger Technology Corporation

20130105141 - Stuffing box for a fluid production well, and associated surface assembly: This stuffing box (46) defines a circulation passage (66) of a cable working line (28), a packer (70), and a back-pressure resistant valve (74). The passage (66) extends between an upstream end (62) of the stuffing box (46), intended to be connected to a well, and a downstream end (64).... Agent: Geoservices Equipments

20130105142 - Stuffing box leak containment apparatus: An apparatus for containing leaks from a stuffing box on a wellhead production assembly is provided. The apparatus comprises a containment vessel consisting of two half shells that are joined below the stuffing box. The apparatus further comprises a seal subassembly. The components of the seal subassembly are positioned one... Agent: Anti-pollution Technology, L.p.

20130105143 - Segmented seal ring and support of same: A locking assembly for seals within inner and outer members. The locking assembly includes a segmented tube with an inner surface that is segmented into a plurality of pieces cut in radial or reversed angles to allow assembling segments in a circumferential groove machined in the internal diameter of a... Agent: Vetco Gray Inc.

20130105144 - Method and apparatus for catching darts and other dropped objects: A dart or other dropped object having a shearable sleeve member is dropped or launched down hole, typically during cementing operations, until it lands on a seat within a dart catcher receptacle. By increasing a pressure differential across the landed dart to a predetermined amount, the shearable sleeve member shears... Agent: Blackhawk Speciallty Tools, LLC

20130105145 - Apparatus for reducing operationally induced deformities in well production screens: A wellbore assembly comprises a tubular member adapted to be connected to other tubular members, the tubular member having a side wall defining a hollow interior and an array of openings therethrough to permit material into the interior. A screening element extends about the tubular member over the array of... Agent:

20130105146 - Perforating gun spacer: Perforating gun connectors are provided with a small diameter inner tube to house the detonating cord and an outer load-bearing tube that is ported to be in pressure balance. The inner tube controls the volume in the gun for the well fluids to enter after the guns are fired and... Agent: Baker Hughes Incorporated

20130105147 - Recovery from a hydrocarbon reservoir: Embodiments described herein provide systems and methods for improving production of hydrocarbon resources. A method for improving recovery from a subsurface hydrocarbon reservoir includes generating a productivity map for a plurality of wells in a contiguous region of a reservoir and injecting different mixtures of non-condensable gas (NCG) and steam... Agent:

20130105148 - Hydrocarbon detection in annulus of well: Disclosed is an apparatus for completion of a well. The apparatus includes a tubular configured to be disposed in a wellbore penetrating the earth where an annulus region is defined between an exterior surface of the tubular and a wall of the wellbore. The apparatus further includes a plurality of... Agent: Baker Hughes Incorporated

20130105149 - Safety valve with electrical actuator and tubing pressure balancing: A well tool for use with a subterranean well can include a flow passage extending longitudinally through the well tool, an internal chamber containing a dielectric fluid, and a flow path which alternates direction, and which provides pressure communication between the internal chamber and the flow passage. A method of... Agent: Halliburton Energy Services, Inc.

20130105150 - Completion method to allow dual reservoir saturation and pressure monitoring: A well completion method provides for monitoring of reservoir pressure and saturation levels for two reservoirs from a single monitoring well. The well completion extends vertically through an upper and a lower reservoir. The well is cased, cemented, and perforated across the lower reservoir. A cement free zone is formed... Agent: Saudi Arabian Oil Company

20130105151 - Steam supply for enhanced oil recovery: A steam supply apparatus (1) for enhanced oil recovery from an oil field (10). The steam supply apparatus includes a water circulating portion (50) providing a continuous flow of water to a water heater (4) for the production of a mixture of steam and water, and a separator (5) for... Agent:

20130105152 - Method and apparatus for downhole fluid conditioning: A down hole fluid conditioning assembly, includable within a drilling bottom hole assembly or other tool configuration, creates a vortex to separate fluids such as drilling mud and the like into a lower density first portion and higher density second portion. The lower density first portion is directed toward the... Agent: Premiere, Inc.

20130105153 - System and method for converting class ii hydrate reservoirs: Clathrate reservoirs of Class II are modified in order to improve the ability to produce hydrocarbons from them. Specifically a method for improving producibility of subsurface clathrate formation underlain by a mobile aquifer includes drilling a borehole to a depth providing access to the mobile aquifer and injecting a material... Agent: Chevron U.s.a. Inc. C/o Chevron Corporation

20130105154 - Well treatment agents coated with alternating layers of polyionic materials and methods of using the same: Well treatment agents containing a particulate substrate are coated with a polyelectrolyte bilayer to provide a well treatment composite for use in well treatment operations. Each layer of the polyelectrolyte bilayer is composed of oppositely charged polyionic material. The well treatment composite may further contain a succession of polyelectrolyte bilayers,... Agent:

20130105155 - Method of processing a hydrocarbon resource including supplying rf energy using an extended well portion: A method for hydrocarbon resource recovery in a subterranean formation including a laterally extending injector well having a tubular conductor therein, and a laterally extending producer well adjacent the injector well, may include drilling outwardly from a distal end of the injector well beyond a distal end of the tubular... Agent: Harris Corporation, Corporation Of The State Of Delaware

20130105156 - Artificial lift system for well production: A method of pumping production fluid from a wellbore includes deploying a centrifugal pump into a production wellbore; and pumping hydrocarbons from the production wellbore by rotating an impeller of the centrifugal pump in the production wellbore from surface using a drive string, wherein the impeller is rotated at a... Agent: Omedax Limited

20130105157 - Hydraulic fracturing method: A method is given for diverting injected slickwater in a hydraulic fracturing treatment. The diversion fluid is preferably a substantially proppant free viscous fluid that causes a net pressure increase and plugging of some of the microfractures in the initial fracture system created, which induces formation of supplementary microfractures connected... Agent:

20130105158 - Method and device for sealing a well by means of a core plug, plug for implementing the method, and extractor tool designed to remove it: A method of sealing a well comprising introducing a plug axially into the well, with a mouth of the plug turned up and a bottom wall part turned down, the plug being positioned in the well at a desired depth, after which the plug is inflated by injecting a high-pressure... Agent: Saltel Industries

20130105159 - Methods for stimulating multi-zone wells: A method for stimulating a multi-zone wellbore completed with a string of production casing, including pumping a first volume of acidic fluid into the wellbore under pressure, and then injecting the first volume of acidic fluid into a first zone of interest along the production casing dropping at least one... Agent:

20130105160 - Compositions and methods for well treatment: A self-healing cement for use in wells in which carbon dioxide is injected, stored or extracted, comprises a carbonaceous material. In the event of cement-matrix failure, or bonding failure between the cement/casing interface or the cement/borehole-wall interface, the material swells when contacted by carbon dioxide. The swelling seals voids in... Agent: Schlumberger Technology Corporation

20130105161 - Delayed, swellable particles for prevention of fluid migration through damaged cement sheaths: A method includes providing a cementing composition that includes an aqueous fluid, a cementitious particulate, and a copolymer particulate which includes a monofunctional monomer, a water degradable first crosslinker, and a second crosslinker. The method further includes placing the cementing composition in a subterranean formation so as to form a... Agent: Halliburton Energy Services, Inc.

20130105162 - Compositions and methods for improving the toughness of set cements: The toughness of set cement may be enhanced by incorporating partially cured waterborne resins in the cement matrix. A hardening agent is added to the waterborne resin, and the mixture is allowed to react for periods between about 1 min and 15 min. The waterborne resin with hardening agent is... Agent:

20130105163 - Method of opening productive formations and a working fluid provided therefor: A method of opening productive formations by slot-perforating includes providing a working fluid including water, an abrasive component, and an additive, supplying the working fluid at a high pressure towards a formation so as to cut slots and to provide an inflow of oil, gas and hydrogeological liquid from the... Agent:

20130105164 - High energy in-line hydraulic shearing unit for oilfield drilling fluids: Disclosed is an apparatus and method for shearing well drilling fluid mixtures containing an emulsifier, and utilizing pumping the fluids through a plurality of nozzles, reducing the size of the fluid droplets as they pass through the nozzles, discharging the fluid droplets into a output chamber where the emulsifier surrounds... Agent:

20130105165 - Hydrophobically associating copolymers: Water-soluble, hydrophobically associating copolymers which comprise new types of hydrophobically associating monomers. The monomers comprise an ethylenically unsaturated group and a polyether group with block structure comprising a hydrophilic polyalkylene oxide block which consists essentially of ethylene oxide groups, and a terminal, hydrophobic polyalkylene oxide block which consists of alkylene... Agent: Basf Se

20130105166 - Methods for providing proppant slugs in fracturing treatments: A proppant pack may be formed in a fracture that extends from a wellbore formed in a subterranean formation is accomplished through different methods. The methods involve providing multiple spaced apart proppant slugs with in a hydraulic fracturing fluid that is introduced into the wellbore at a pressure above the... Agent:

20130105167 - Novel method for enhancing fracture conductivity: The present invention relates to compositions and methods for enhancing fracture conductivity. One embodiment of the present invention provides a method of providing a fracturing fluid and a flowable propping composition having a hardenable external phase and an internal phase where the internal phase is immiscible with the external phase;... Agent:

20130105168 - Telescopic elevator bail, vessel comprising such the elevator bail and method of using the elevator bail: A telescopic elevator bail is arranged to be able to be used dynamically in well operations in the petroleum industry. The elevator bail comprises a sleeve provided with a first attachment organ and a muzzle portion, and a rod arranged to be able to be displaced telescopically relative to the... Agent: Scan Tech Produkt As

20130105169 - Rotating and reciprocating swivel apparatus and method: What is provided is a method and apparatus wherein a rotating and reciprocating swivel can be detachably connected to an annular blowout preventer thereby separating the drilling fluid or mud into upper and lower sections with the mandrel of the swivel being comprised of double box end joints and using... Agent: Mako Rentals, Inc.

20130105170 - Measurement of relative turns and displacement in subsea running tools: A running tool generates signals in response to setting of a subsea wellhead device that correspond to actual rotation and displacement of the running tool in the subsea wellhead. The running tool includes an encoder that generates a signal corresponding to the number of rotations of a stem of the... Agent: Vetco Gray Inc.

20130105171 - Device and method for stabilization of a wellhead and also use of a suction substructure for support of a wellhead: A stabilization device is for a wellhead wherein an upper portion of a wellhead casing extends up above a seabed, the upper wellhead casing portion being sideways supported in a suction substructure. A blowout preventer extending up from the upper portion of the wellhead casing is provided with multiple supporting... Agent: Neodrill As

20130105173 - Discharge pressure actuated pump: A pump has a pump barrel formed from a larger diameter section and a smaller diameter section. Each section has a biased piston moveable within the section and the pistons are connected together to form a variable volume chamber between the pistons. As the connected pistons move toward the larger... Agent: Suncor Energy Inc.

20130105172 - Pressure cycle independent indexer and methods: Pressure cycle independent indexer devices and methods include an indexing logic having a trigger sequence path defining a pressure event (e.g., one or more pressure events) between a starting slot and an actuation slot and each pressure event being located between a sequence transition point from an incoming sequence leg... Agent: Schlumberger Technology Corporation

20130105174 - Method and apparatus for artificial lift using well fluid electrolysis: An artificial lift device is useful for inducing artificial gas lift in a well bore fluid present in a horizontal well bore system using electrically conductive aqueous solution. The artificial lift device includes an ion exchange membrane, an electrode pair having an anode and a cathode separated by the ion... Agent: Saudi Arabian Oil Company

20130105175 - Frangible pressure control plug, actuatable tool including the plug, and method thereof: A frangible pressure control plug includes a first portion of a body adjacent a first end of the plug. A second portion of the body adjacent a second end of the plug. The second portion attached to the first portion in a first condition. A groove in the body interposed... Agent: Baker Hughes Incorporated

20130105176 - Method of controlling pressure in a well: A well venting system for controlling the pressure in a tubular element comprising a tubular element having an inner and outer surface forming a wall; and venting means to provide fluid communication between the inside of the inner surface and the outside of the outer surface.... Agent: Shell Oil Company

20130105177 - Contigency release device that uses right-hand torque to allow movement of a collet prop: According to an embodiment, a device comprises: a torsion lock sleeve, wherein the torsion lock sleeve comprises a crenellated second end, wherein the torsion lock sleeve is tubular in shape, and wherein at least a portion of the inner circumference of the torsion lock sleeve engages at least one ridge;... Agent: Halliburton Energy Services, Inc.

20130105178 - Apparatus and methods for facilitating the connection of tubulars using a top drive: An apparatus for facilitating the connection of tubulars using a top drive, the apparatus having a supporting member connectable to said top drive characterized in that it further comprises an internal tool for engaging said tubular and an external clamping device for engaging said tubular.... Agent: Weatherford/lamb, Inc.

20130105179 - Method and apparatus for using pressure cycling and cold liquid co2 for releasing natural gas from coal and shale formations: The invention relates to a method and apparatus for sequestering CO2 gas and releasing natural gas from underground coal and/or gas shale formations using CO2 gas captured from the flue gas of a coal burning power plant, and processing it to produce cold liquid pressurized CO2, and injecting the cold... Agent:

20130098600 - Manufacturing technique for a composite ball for use downhole in a hydrocarbon wellbore: A system and method for a composite ball for use downhole in a hydrocarbon wellbore, the composite ball having: a core; a fiber structure arranged around the core, wherein the fiber structure has non-uniform oriented fiber; and a resin within and encasing the fiber structure arranged around the core. A... Agent: Team Oil Tools Lp

20130098601 - Sucker rod guide: A polymeric rod guide for a sucker rod, said polymeric rod guide having a body surrounding and coaxial with the sucker rod and molded in fixed contact with the rod. The body having a polygonal cross-section and a plurality of blades longitudinally disposed and extending from the body, each blade... Agent:

20130098602 - Production tubing for oil wells made of a composite material of continuous carbon fibre: Production tubing for oil wells comprising a plurality of cylindrical elements made of a composite material consisting of continuous carbon fibres impregnated with a thermosetting epoxy resin, joined adjacently to each other by means of a male/female connection system, wherein the male connection is present on one end of the... Agent: Eni S.p.a.

20130098603 - Steam assisted gravity drainage processes with the addition of oxygen addition: o

20130098604 - Detection and quantification of isolation defects in cement: A method for evaluating wellbore integrity including introducing a drill to a surface of a casing encompassing an annulus, enclosing the drill in a housing hydraulically isolating the surface, drilling through the casing and into cement surrounding the casing, observing a pressure of the fluid, and using the pressure observation... Agent:

20130098605 - Systems and methods for killing a well: A well system and associated method, in which a kill weight fluid can be flowed into a wellbore via a flow passage extending from the surface to a downhole location, and prior to the flowing, the flow passage is installed with a casing string into the wellbore. A well system... Agent: Halliburton Energy Services, Inc.

20130098606 - Manipulatable spider components adapted for cooperation with a vertically reciprocating control line guide: A method and apparatus are provided for installing control lines and pipe into a well. The pipe-holding spider that is normally mounted on the rig floor is adapted for easy disassembly and reassembly when the pipe slips within the spider are not engaged with the outer surface of the pipe... Agent:

20130098607 - Steam flooding with oxygen injection, and cyclic steam stimulation with oxygen injection: m

20130098608 - Temporary field storage of gas to optimize field development: Methods are provided for managing the production of fluids from a low-permeability subsurface formation in a field. The subsurface formation may be a coalbed formation. The method involves producing formation fluids from a first zone in the subsurface formation for a period of time so as to at least partially... Agent:

20130098609 - Use of tris(2-hydroxyphenyl)methane derivatives for tertiary mineral oil production: t

20130098610 - Method for hydrocarbon recovery using heated liquid water injection with rf heating: A method for hydrocarbon resource recovery in a subterranean formation includes forming a laterally extending injector well in the subterranean formation and forming a laterally extending producer well spaced below the injector well. The method may also include radio frequency (RF) heating the subterranean formation to establish hydraulic communication between... Agent: Harris Corporation

20130098611 - Alkaline persulfate for low-temperature breaking of polymer viscosified fluid: A persulfate compound activated by a strong base is used for low-temperature breaking of fluids viscosified with one or more water-soluble synthetic polymers, wherein the water-soluble synthetic polymers are selected from the group consisting of polyacrylamides, copolymers of polyacrylamide, derivatives of polyacrylamide or of copolymers of polyacrylamide, and any combination... Agent: Halliburton Energy Services, Inc.

20130098612 - Process for producing mineral oil using surfactants based on a mixture of c24 guerbet-, c26 guerbet-, c28-guerbet containing hydrocarbyl alkoxylates: where R1, R2, A0, k, X, o, Y, a, b, M are each as defined in the description and the claims. The invention further relates to the use and preparation thereof, and to aqueous surfactant formulations comprising the mixtures, and to processes for producing mineral oil by means of Winsor... Agent: Basf Se

20130098613 - Geothermal well diversion agent formed from in situ decomposition of carbonyls at high temperature: A method of selectively blocking fractures in a subterranean formation by injecting a diversion agent into the well is disclosed. According to one embodiment, the method comprises injecting a diversion agent into a subterranean formation to form an alkaline-earth carbonate precipitate from decomposition of a carbonyl compound, wherein the diversion... Agent: University Of Utah Research Foundation

20130098614 - Varying pore size in a well screen: A method can include applying a magnetic field to a well screen, thereby varying sizes of pores via which fluid flows through the well screen. A well screen can include a magnetic shape memory material having a dimension which changes in response to application of a magnetic field. Restriction to... Agent: Halliburton Energy Services, Inc.

20130098616 - Flow isolation sub for tubing operated differential pressure firing head: An isolation sub for use in a perforating system that includes a pressure activated firing head. The isolation sub is set between the pressure source that is used to initiate the firing head. A pressure regulator in the sub is responsive to fluctuations in pressure difference between the pressure source... Agent: Baker Hughes Incorporated

20130098615 - Novel high density brines for completion applications: Clear, high density brine for use completion operations in a subterranean formation for the recovery of hydrocarbons. The brine comprises an ionic compound selected from the group consisting of zinc iodide, strontium bromide, strontium iodide, cerium bromide, cerium iodide, cerium chloride, lanthanum bromide, lanthanum iodide, lanthanum chloride, and mixtures thereof.... Agent: Halliburton Energy Services, Inc.

20130098617 - Wellbore perforation tool: A perforation tool comprises an explosive charge comprising an explosive focal axis, a tool body containing the explosive charge, and a flowable material carried with the tool and disposed along the explosive focal axis. The flowable material is configured to be released by detonation of the explosive charge and flow... Agent: Halliburton Energy Services, Inc.

20130098620 - Flow rate control valve for solutions of polymers: p

20130098618 - Hydrophobically modified polymer for thermally stabilizing fracturing fluids: A method for treating a zone of subterranean formation is provided. The method includes the steps of: (a) forming a treatment fluid including: (i) water; (ii) a viscosity-increasing agent selected from the group consisting of water-soluble polysaccharides, water-soluble derivatives thereof, and any combination of the foregoing; (iii) a crosslinker for... Agent: Halliburton Energy Services, Inc.

20130098619 - Split stream oilfield pumping systems: A method of pumping an oilfield fluid from a well surface to a wellbore is provided that includes providing a clean stream; operating one or more clean pumps to pump the clean stream from the well surface to the wellbore; providing a dirty stream including a solid material disposed in... Agent: Schlumberger Technology Corporation

20130098621 - Fracturing system: The present invention relates to a fracturing system for fracturing a formation surrounding a well tubular structure, comprising a tubular part to be mounted as a part of the well tubular structure, the tubular part being made of metal, an expandable sleeve made of metal, the sleeve having a wall... Agent:

20130098622 - Downhole polymer foam applications: A method of treating a subterranean formation penetrated by a wellbore by contacting an energized fluid with the subterranean formation; and reducing a partial pressure of the energized fluid by an amount sufficient to form polymeric foam structure within the subterranean formation... Agent:

20130098623 - Low dosage kinetic hydrate inhibitors for natural gas production systems: Copolymers containing acryloylmorpholine and vinylimidazole, and optionally vinylcaprolactam and/or n-vinyl pyrrolidone, have shown superior results in hydrate inhibition tests at conditions of 7° C. subcooling dosed at 1 vol % based on the water cut of the system fluids. The copolymer product has also passed high TDS (total dissolved solids)... Agent: Baker Hughes Incorporated

20130098624 - Valve actuating apparatus: An actuating apparatus for a downhole valve including a tubular body. The tubular body includes an axial bore that extends through the body. An inlet port extends radially and at least partially through the tubular body. When open, the inlet port is arranged to be in fluid communication with a... Agent: Red Spider Technology Limited

20130098625 - Systems and methods for inductive subsea hydrocarbon pipeline heating for pipeline remediation: Systems and methods for inductively heating a subsea hydrocarbon pipeline. These systems and methods may include the use of a mobile subsea hydrocarbon pipeline heating assembly to remediate the formation of an obstruction within the subsea hydrocarbon pipeline. The mobile subsea hydrocarbon pipeline heating assembly may include a mobile subsea... Agent:

20130098626 - Soft landing system and method of achieving same: A subsea wireline system for soft landing equipment during installation. The subsea soft landing wireline system includes coarse alignment members that can be part of a tree and interact with a funnel located on the equipment to be installed by the soft landing system. Smaller alignment members can provide fine... Agent: Vetco Gray Inc.

20130098627 - Method and apparatus for drilling multiple subsea wells from an offshore platform at a single site: A floating, offshore drilling and/or production platform is equipped with a rail-mounted transport system that can be positioned at a plurality of selected positions over the well bay of the vessel. The transport system can move a drilling riser with a drilling riser tensioner system and a blowout preventer from... Agent: Seahourse Equipment Corp

20130098628 - Subsea pressure reduction system: A system for reducing pressure in a subsea operator. In one embodiment, a subsea system includes an operator and a deintensifier. The operator includes a housing and a piston. The piston is movably disposed within the operator housing and divides an inner volume of the operator housing into a closing... Agent: Cameron International Corporation

20130098629 - Method and apparatus for removing liquid from a horizontal well: A system and method for removing liquid from a horizontal wellbore is disclosed. The system and methods utilize multi-conduit tubing associated with one or more liquid intake port(s) and vent port(s) positioned at selected locations along the tubing and positioned within a wellbore. The one or more liquid intake ports... Agent:

20130098630 - Downhole flow control device and method: A flow control device, including a first member defining a first portion of a flow path and a second member defining a second portion of the flow path. The flow path has a cross sectional flow area defined at least partially by the first member and the second member. A... Agent: Baker Hughes Incorporated

20130098632 - Gradational insertion of an artificial lift system into a live wellbore: A method of inserting a downhole assembly into a live wellbore, includes: assembling a pressure control assembly (PCA) onto a production tree of the live wellbore; inserting a first deployment section of the downhole assembly into a lubricator; landing the lubricator onto the PCA; connecting the lubricator to the PCA;... Agent: Zeitecs B.v.

20130098631 - Protection of a safety valve in a subterranean well: A safety valve system for use in a subterranean well can include a safety valve protector connected downstream of a safety valve, whereby when closed the safety valve protector reduces a flow rate through the safety valve and prevents displacement of an object through the safety valve protector to the... Agent: Halliburton Energy Services, Inc.

20130098634 - Monobore expansion system - anchored liner: Methods for forming a wellbore may include placing an upper section of inside a lower section of a parent liner; positioning an upper sealing member and a lower sealing member in the wellbore to form a pressure chamber, and expanding the second liner using the pressure chamber. The sealing members... Agent: Baker Hughes Incorporated

20130098633 - Recoverable production module for use with a production tree: A wellhead assembly having a production module that includes valves, modules, and passages and mounts onto a production tree. As the production module lands onto the production tree, flow passages in the production tree register with corresponding flow passages in the module. A production spool has an exit connected to... Agent: Vetco Gray Inc.

20130098635 - Receptacle sub: A receptacle sub that increases the venting flowrate during retrieval of a running tool is disclosed. The sub includes a sleeve with a bypass port in a central bore defined by a tubular body. The sleeve is selectively moveable from an upper position to a lower position. A seal on... Agent: Vetco Gray Inc.