|Wells patents - Monitor Patents|
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Wells April category listing, related patent applications 04/11Below are recently published patent applications awaiting approval from the USPTO. Recent week's RSS XML file available below.
Listing for abstract view: USPTO application #, Title, Abstract excerpt,Patent Agent. Listing format for list view: USPTO National Class full category number, title of the patent application. 04/28/2011 > 31 patent applications in 27 patent subcategories. category listing, related patent applications
20110094728 - Steam distribution and conditioning assembly for enhanced oil recovery of viscous oil: Methods and apparatus for enhanced and improved viscous oil recovery are disclosed. A horizontal well is drilled through the viscous oil formation. A specially designed tubing string includes outlets that deliver steam more uniformly into the entire horizontal extent of the well borehole. Heat from the steam mobilizes and lowers... Agent: Chevron U.s.a. Inc.
20110094727 - Steam distribution apparatus and method for enhanced oil recovery of viscous oil: Methods and apparatus for enhanced and improved viscous oil recovery are disclosed. A horizontal well is drilled through the viscous oil formation. A specially designed tubing string includes outlets that deliver steam more uniformly into the entire horizontal extent of the well borehole. Heat from the steam mobilizes and lowers... Agent: Chevron U.s.a. Inc.
20110094729 - Electrical conduction across interconnected tubulars: A wired tubular string includes a first joint having an axial bore, a box end, a pin end, a concentric inner conductor, and a concentric outer conductor; a second joint having an axial bore, a box end, a pin end, a concentric inner conductor and a concentric outer conductor; a... Agent:
20110094730 - Bottom tag for progressing cavity pump rotor with coiled tubing access: The bottom tag of the present invention comprises a tapered coupling that is secured below the stator housing. In one embodiment the smaller diameter of the coupling is smaller than the rotor minor diameter. In another embodiment the smallest diameter in the coupling tag is smaller than the major diameter... Agent: Baker Hughes Incorporated
20110094731 - Subsea grease system and method of operating said system: The present invention is a method and system for supplying grease to maintain a sealed well during deployment of line, in particular braided electrical wire. The subsea grease cartridge system includes a subsea assembly; first and second grease containers filled with grease; a pump; a switch; and a restoring device... Agent:
20110094732 - Vibrating system and method for use in sand control and formation stimulation in oil and gas recovery operations: A system and method for stimulating a formation penetrated by a wellbore and vibrating a device for supporting a gravel pack in the wellbore, according to which the build up of scale on the device is sensed and a corresponding signal is output. A tool is lowered into the wellbore,... Agent:
20110094733 - Apparatus and methods for pulse testing a formation: Apparatus and methods for measuring properties of formation material and fluid in a borehole wall. In some embodiments, the apparatus includes a cylinder with a drawdown piston slideably disposed therein, a probe assembly and a passageway configured to provide fluid communication between the probe assembly and the cylinder. The probe... Agent: Halliburton Energy Services, Inc.
20110094734 - Downhole tool: A means of investigating the quality and/or nature of perforations in a downhole environment is disclosed. A ‘pecking’ finger and depth measuring probe that can be axially and radially displaced enables the perforation to be located and its depth determined, through sequentially pecking around the wall lining in patterns such... Agent: Advance Perforating Technologies Limited
20110094735 - Completion method for horizontal wells in in situ combustion: An underground reservoir is provided comprising an injection well and a production well. The production well has a horizontal section oriented generally perpendicularly to a generally linear and laterally extending, upright combustion front propagated from the injection well. The method relates to controlling location of inflow into a production well... Agent: Conocophillips Company
20110094736 - Device for extracting at least one type of gas contained in a drilling mud, an analysis arrangement and a related extraction method: A device (53) comprises an enclosure (63) and means (65, 67) for circulating a drilling mud in the enclosure (63). The inventive device is also provided with means (69) for introducing a gas carrier into the enclosure (63), which comprises a pipe (113) provided with a unit (121) for adjusting... Agent:
20110094737 - Shear-activated viscoelastic surfactant fluid and method: A well treatment composition is formed from a fluid mixture of a viscoelastic surfactant and a liquid carrier fluid. The fluid mixture has rheological properties wherein the mixture exhibits shear-thickening behavior when the shear rate is increased from a first shear rate to a second higher shear rate. The fluid... Agent:
20110094738 - Apparatus for upgrading crude oil and system incorporating same: A scalable system for producing upgraded crude oil includes one or more production lines. Bach of the one or more production lines comprises an oil well, an upgrader using microwave radiation operably associated with the oil well, and a pump operably associated with the upgrader. The upgrader is constructed to... Agent:
20110094739 - Oil recovery process: A method for recovering heavy oil in a stratum with an injection well, a production well and a steam generator. The method begins by injecting steam from the steam generator into a horizontal portion of the injection well followed by soaking the stratum with the steam from the injection well... Agent: Conocophillips Company
20110094740 - Method of treating subterranean formations with porous ceramic particulate materials: Methods and compositions useful for subterranean formation treatments, such as hydraulic fracturing treatments and sand control that include porous materials. Such porous materials may be selectively configured porous material particles manufactured and/or treated with selected glazing materials, coating materials and/or penetrating materials to have desired strength and/or apparent density to... Agent:
20110094741 - Methods and apparatus for measuring return flow in a well: The invention provides apparatus for use in a wellbore (32) made of a casing (30) and an annular (33) with a fluid within, comprising: a reel (40) of wound optic fiber line (10) fixed to an object (20) within the casing, and a light transmitter/receiver device (12) able to generate... Agent: Prad Research And Development Limited.
20110094742 - Casing shoes and methods of reverse-circulation cementing of casing: A method having the following steps: running a circulation valve comprising a reactive material into the well bore on the casing; reverse-circulating an activator material in the well bore until the activator material contacts the reactive material of the circulation valve; reconfiguring the circulation valve by contact of the activator... Agent:
20110094743 - System and method for dynamically adjusting the center of gravity of a perforating apparatus: A perforating apparatus (190) used to perforate a subterranean well. The perforating apparatus (190) includes a generally tubular gun carrier (106) and a charge holder (192) rotatably mounted within the gun carrier (106). At least one shaped charge (102) is mounted in the charge holder (192) and is operable to... Agent: Halliburton Energy Services, Inc.
20110094744 - System and method for dynamically adjusting the center of gravity of a perforating apparatus: A perforating apparatus (240) used to perforate a subterranean well. The perforating apparatus (240) includes a generally tubular gun carrier (106) and a charge holder (242) rotatably mounted within the gun carrier (106). At least one shaped charge (246) is mounted in the charge holder (242) and is operable to... Agent: Halliburton Energy Services, Inc.
20110094745 - Downhole perforation tool: A propellant assembly for subsurface fracturing and method for using the same are provided. The assembly can include a first tubular member having an annulus formed therethrough; a second tubular member at least partially disposed within the annulus of the first tubular member; one or more tubular propellants housed within... Agent:
20110094746 - Swellable spacer fluids and associated methods: In some embodiments, the invention provides methods useful for subterranean operations, and more particularly, to swellable spacer fluids for sealing an annular space in a well bore, such as the annular space between a tubular and the subterranean formation or between two concentric tubulars or for forming a seal inside... Agent:
20110094747 - Method of remediating bit balling using oxidizing agents: A method of removing clay compounded on drilling equipment in a well that includes contacting the drilling equipment with a treatment fluid comprising an oxidizing agent. Methods disclosed also relate to drilling a wellbore though a clay-containing formation that includes drilling through the formation with a water-containing drilling fluid; reducing... Agent: M-i L.L.C.
20110094748 - Pull-head release mechanism for bend stiffener connector: An automatic release system for a riser includes a guide funnel assembly that receives a shaft coupled to the riser. A pull-head is located inside at least a portion of the shaft and coupled to the shaft. The pull-head is coupled to a pulling mechanism. One or more spring-loaded dogs... Agent:
20110094749 - Purge system: A well intervention system (10) which is adapted to be coupled to a subsea wellhead assembly (12) is described. The subsea wellhead assembly has a wellhead, a subsea tree (14) coupled to the wellhead and a well control package, having a plurality of well control valves, coupled to the subsea... Agent:
20110094750 - Systems and methods for producing oil and/or gas: A system for producing oil and/or gas comprising a system for producing oil and/or gas comprising a formation comprising a mixture of oil and/or gas and a carbon disulfide formulation and/or a carbon oxysulfide formulation; a mechanism for releasing a separating agent into the formation, the separating agent adapted to... Agent:
20110094751 - Arrangement used in oil field wells for lifting hydrocarbons: Arrangement for the lifting of hydrocarbons in oil field wells, comprising a lifting assembly formed by a fluid collecting hose and a fluid suction tube within the well casing. The suction tube extends along the collecting hose, which has an open upper end, through which passes the upper section of... Agent: Optimoil Technologies
20110094752 - Control of sub surface safety valves: A well installation including metallic structure having downhole metallic tubing for conveying product towards the surface, a sub surface safety valve disposed in the downhole metallic tubing for interrupting flow of product towards the surface when closed and allowing flow of product towards the surface when open. Also, valve control... Agent: Expro North Sea Limited
20110094753 - Downhole release joint with radially expandable members: A downhole releasable tubing connection includes a joint between two tubing strings, wherein one of the two tubing strings is radially expanded and plastically deformed by an expansion device. When the expansion device is moved adjacent to the joint, a mechanism in the joint reacts to the radially outward forces... Agent: Enventure Global Technology, L.L.C.
20110094754 - Wellbore treatment apparatus and method: An apparatus for treating a wellbore comprises a downhole component (22) and a body (16) mounted on the downhole component (22) to protect the downhole component. The body (16) comprises a treating agent and at least a portion of the body (16) is configured to break up to expose the... Agent:
20110094757 - Sealing apparatus for a downhole tool: An apparatus and a method to seal and prevent leakage within a downhole tool are disclosed herein. The apparatus includes a first body portion having a first fluid flow path formed therethrough and a second body portion having a second fluid flow path formed therethrough. The second body portion is... Agent:
20110094755 - Systems and methods for initiating annular obstruction in a subsurface well: The present invention is directed to systems and methods for initiating annular obstructions in wells used in, or in support of, enhanced oil recovery operations—particularly enhanced oil recovery (EOR) efforts involving steam injection (e.g., steam flooding). In at least some instances, system and method embodiments of the present invention utilize... Agent: Chevron U.s.a. Inc.
20110094756 - Systems and methods for initiating annular obstruction in a subsurface well: The present invention is directed to systems and methods for initiating annular obstructions in wells used in, or in support of, enhanced oil recovery operations—particularly enhanced oil recovery (EOR) efforts involving steam injection (e.g., steam flooding). In at least some instances, system and method embodiments of the present invention utilize... Agent: Chevron U.s.a. Inc.04/21/2011 > 29 patent applications in 28 patent subcategories. category listing, related patent applications
20110088888 - System, method, and apparatus for breaking fracturing fluids: A method for breaking a fracturing fluid includes identifying application parameter(s) including a subterranean formation temperature, and determining an acid precursor concentration in response to the application parameter(s). The method further includes providing a treatment fluid including a carrier fluid, a metallic peroxide breaker, and an amount of an acid... Agent:
20110088889 - Perforating charge for use in a well: A perforating charge for use in a wellbore includes an explosive and a liner to be collapsed by detonation of the explosive. The liner includes at least a first liner portion and a second liner portion which have different cohesiveness.... Agent: Schlumberger Technology Corporation
20110088890 - Multiple magnetic sensor ranging method and system: A system and methods for drilling a well in an orientation with respect to an existing well are provided. Specifically, one method in accordance with present embodiments includes producing a magnetic field with a magnetic field source positioned in the first well, producing a first output from a first magnetic... Agent:
20110088891 - Ultra-short slip and packing element system: A packer device, with a commercial name called “Frac Disc” includes an interior packer mandrel and radially surrounding cone, slip and seal system that seals and engages the surrounding casing or other tubular member. The cones expand the slip system and the slips compress and expand the seal system, simultaneously.... Agent:
20110088892 - Packer-anchoring device: A packer-anchoring device between an annular packer and a body, wherein the annular packer is provided, at least at one of its end portions, with an expandable end ring.... Agent: Halliburton Energy Services, Inc.
20110088893 - Wellhead system having wicker sealing surface: A wellhead system comprising an outer wellhead housing, an inner wellhead member, and an annulus therebetween. The inner wellhead member, such as a casing hanger, is adapted to land in the outer wellhead housing. The outer wellhead housing may comprise a wickers formed in a hardened metal inlay. Alternatively, or... Agent: Vetco Gray Inc
20110088894 - Methods, apparatus and articles of manufacture to measure gas reservoir formation pressures: Example methods, apparatus and articles of manufacture to measure gas reservoir formation pressures are disclosed. A disclosed example method includes positioning a downhole bubble sensor in a wellbore formed in a geological gas reservoir formation, trapping a fluid in a portion of the wellbore including the bubble sensor, pressurizing the... Agent:
20110088895 - Downhole measurement of formation characteristics while drilling: Methods and apparatus for acquiring mud gas logging data, comparing the mud gas logging data to second data associated with a sidewall fluid sample measurement, and adjusting calibration data associated with a mud gas logging tool based on the comparison of the mud gas logging data and the second data... Agent:
20110088896 - Integrated enhanced oil recovery process: The present invention relates to an enhanced oil recovery process that is integrated with a synthesis gas generation process, such as gasification or methane reforming, involving combined capture and recycle of carbon dioxide from both processes.... Agent: Greatpoint Energy, Inc.
20110088897 - Integrated enhanced oil recovery process: The present invention relates to an enhanced oil recovery process that is integrated with a synthesis gas generation process, such as gasification or methane reforming, involving combined capture and recycle of carbon dioxide from both processes.... Agent: Greatpoint Energy, Inc.
20110088898 - Producing gaseous hydrocarbons from hydrate capped reservoirs: A method for recovering gas from a subterranean formation having a hydrate deposit located therein and a gas reservoir located under the hydrate deposit that includes injecting a hydrate-forming fluid into an upper region of the gas reservoir neighboring the hydrate deposit; and producing gaseous hydrocarbons from a lower region... Agent: M-i L.L.C.
20110088899 - Process for the production of mineral oil: The present invention relates to a process for the production of mineral oil from mineral oil deposits with large temperature gradients, in which, for increasing the mineral oil yield, highly permeable regions of the mineral oil formation are blocked by injecting formulations which, after being forced into the deposit, form... Agent: Institute Of Petroleum Chemistry Of The Siberian Branch Of The Russian Academy Of Sciences
20110088900 - Method of treating a formation using deformable proppants: A substance and method for treating a subterranean formation using hydraulic fracturing. A non-metallic, substantially deformable, proppant particle is “elastically flexible” or “plastically compressible” and adapted for use at concentrations which will substantially create a partial monolayer. The method for treating a formation with a non-metallic deformable proppant, includes the... Agent:
20110088901 - Method for plugging wells: A method of plugging wells wherein cementitious materials (like Portland cement) are formed into pellets that can be dumped or dropped into a well that is filled with an aqueous solution. The pellets will fall quickly to the bottom of the well or mechanically placed barrier, and over time, the... Agent:
20110088902 - Diverting agents for water shut off: A method of retarding the flow of water in a subterranean formation that includes injecting a gelling pill into the formation, the gelling pill comprising: brine; a crosslinkable polymer; and a crosslinkant; and allowing the crosslinkable polymer to crosslink to form a gel in the subterranean formation is disclosed. A... Agent: M-i LLC
20110088903 - Instrumented disconnecting tubular joint: A method and equipment for an instrumented tubular joint apparatus for use in a pipe string comprising an upper tubular section with a threaded connection thereabove and an axial passage for fluid to flow through connected to a lower tubular section with a threaded connection therebelow and an axial passage... Agent: Schlumberger Technology Corporation
20110088904 - In situ recovery from a hydrocarbon containing formation: An oil shale formation may be treated using an in situ thermal process. Heat may be applied to the formation to raise a temperature of a portion of the formation to a pyrolysis temperature. Heat input into the formation may be controlled to raise the temperature of portion at a... Agent:
20110088905 - Method for impulse stimulation of oil and gas well production: A method for improving liquid injection into a rock formation. The method includes the steps of introducing a gas impulse device into a wellbore in the formation and pumping a pressurized liquid into the wellbore. The method also includes firing the gas impulse device periodically so that the device generates... Agent: Flow Industries Ltd.
20110088906 - Pressure equalizing a ball valve through an upper seal bypass: A pressure equalizing system allows flow past an upper seal on a movable member downhole that in turn allows pressure to be delivered from uphole into what had previously been an isolated low pressure zone. The pressure differential across the member is equalized before attempting to move the member into... Agent: Baker Hughes Incorporated
20110088908 - Flapper valve: A flapper for a downhole valve including a surface configured to substantially geometrically mate with a tubular section within which the flapper is mounted when in an open position. The surface reduces an amount of fluid that can exist between the flapper and a housing member thereby reducing the effect... Agent: Baker Hughes Incorporated
20110088907 - Flapper valve and method: A flapper valve with magnetic field hold open arrangement including a housing; a flapper pivotally mounted to the housing; and a magnet housing slidably mounted to the housing such that a magnetic field generating configuration of the magnet housing is movable between a position where it is capable of holding... Agent: Baker Hughes Incorporated
20110088909 - Stabplate connections: A stabplate connection is provided by: providing a first part (1) comprising a stabplate and carried by an underwater structure; providing a second part (2) comprising a stabplate carried by tooling (4); engaging the tooling with said first part; using the tooling to bring the parts together so the stabplates... Agent: Vetco Gray Controls Limited
20110088910 - Monitoring system for pipelines or risers in floating production installations: A method of monitoring a subsea pipeline system connecting one or more wells to a floating production system, wherein the pipeline system is at least partially flexible, the method comprises installing a continuous optical fibre distributed sensor as part of the pipeline system, the sensor capable of providing a distributed... Agent:
20110088911 - Embedded multi-string well head shear: The method may include providing a pile with a shear cutter integrated therein, lowering the pile over the well head, pumping water out of the pile to drive the pile into the seafloor to a desired cutting depth, activating the shear cutter to cut off a portion of the well... Agent: Intermoor, Inc.
20110088912 - Downhole hydraulic control line: The invention relates to a downhole hydraulic control tool comprising a substantially tubular body adapted for connection in a tubing string, the body including a throughbore arranged coaxially with a bore of the tubing string and one or more pockets arranged on a wall of the body, the pockets including... Agent:
20110088913 - Constant environment subsea control system: The method of providing a pressurized control fluid for the operation of subsea equipment of providing an accumulator with control fluid pressurized by compressed gas, supplying the control fluid to a control valve for the purpose of operating a function, receiving a return flow of the control fluid from the... Agent:
20110088914 - Method of activating a downhole tool assembly: A method of activating a downhole tool assembly. The downhole tool assembly has a sleeve with a continuous j-slot, a lug rotator ring configured to move axially relative to the sleeve and having a lug configured to move within the continuous j-slot, and a rupture disk configured to prevent the... Agent:
20110088915 - Bottom hole assembly for subterranean operations: Methods and systems for stimulating a wellbore. A coil tubing bottom hole assembly is disclosed which includes a jetting tool. A non-caged ball sub is coupled to the jetting tool and a ported sub is coupled to the non-caged ball sub. Additionally, a caged ball sub is coupled to the... Agent:
20110088916 - Method for sealing an annular space in a wellbore: The present invention relates to a method for providing one or more seals in an annular space between a well tubular and the surrounding formation or between pipes of a wellbore system for providing sectioning thereof.... Agent: MÆ Rsk Olie Og Gas A/s04/14/2011 > 24 patent applications in 18 patent subcategories. category listing, related patent applications
20110083838 - System and method for electrical resistivity tomography and/or electrical impedance tomography: In electrical resistivity tomography and electrical impedance tomography, interference effects of the metal well casing can be reduced by disposing measurement electrodes in the form of conductive bands around a region of primary insulation on the well casing. Secondary insulation can be provided longitudinally adjacent the primary insulation to further... Agent:
20110083839 - Coaxial electric submersible pump flow meter: A venturi structure is supported below an ESP preferably off its gauge assembly below its motor so that the surrounding casing or wellbore defines the venturi path leading to the suction connection of the ESP. Multiple pressure sensing locations are provided in case the gauge that defines the venturi path... Agent: Baker Hughes Incorporated
20110083840 - Workover rig with reinforced mast: A reinforced workover rig mast (40) is disclosed. A top section (60) of the mast (40) telescopes relative to a mid section (44), and includes a scoping cylinder area (72) for receiving a scoping cylinder (90) that may be used to extend and retract the top section (60). A number... Agent:
20110083841 - Drill pipe: A drill pipe assembly includes an elongate drill pipe and a drill pipe extension. The elongate drill pipe has a first threaded end and a second threaded end. The drill pipe extension has a first threaded end and a second threaded end. The second threaded end matingly engaging the first... Agent: Advanced Coring & Drilling Solutions Inc.
20110083842 - Methods and apparatus for downhole characterization of emulsion stability: A method (and corresponding apparatus) for downhole fluid analysis of petroleum formation fluids. The method includes capturing in a chamber of a downhole tool at least two immiscible formation fluids in a generally segregated state (the fluids including petroleum), activating a fluid mixing means to mix the fluids in the... Agent:
20110083843 - System and method for preparing near-surface heavy oil for extraction using microbial degradation: In one embodiment, the invention provides an analytical processing system for enhancing the recovery of heavy oil in an underground, near-surface crude oil extraction environment, comprising: a data collection engine configured for receiving data relating to the underground, near-surface crude oil extraction environment, wherein the data includes in situ microbial... Agent: International Business Machines Corporation
20110083844 - Seismic fluid prediction via expanded avo anomalies: A seismic fluid prediction data, e.g., a dataset, is generated for a subsurface region by preconditioning seismic data for amplitude-versus-offset (AVO) analysis. Seismic AVO attribute data is generated for the subsurface region, including creating intercept (A) and gradient (B) seismic data using two or more angle stacks of seismic data.... Agent:
20110083845 - Datacoil™ downhole logging system: A logging tool for use within a work string within a wellbore. The logging tool includes one or more sensors which detect operational conditions within the wellbore and a processing and storage means for recording data relating to these conditions.... Agent: Impact Guidance Systems, Inc.
20110083848 - Process for mineral oil production using surfactant mixtures: A process for mineral oil production especially Winsor type III microemulsion flooding, in which an aqueous surfactant formulation which comprises at least one nonionic surfactant having 11 to 40 ethoxy units and a hydrophobic radical having 8 to 32 carbon atoms and at least one further surfactant differing therefrom is... Agent: Basf Se
20110083846 - Process for tertiary mineral oil production using surfactant mixtures: A process for mineral oil production, especially Winsor type III microemulsion flooding, in which an aqueous surfactant formulation which comprises at least one nonionic surfactant having 8 to 30 ethoxy units, which has a polydispersity of from 1.01 to 1.12, and at least one further surfactant is forced through injection... Agent: Basf Se
20110083847 - Process for tertiary mineral oil production using surfactant mixtures: A process for mineral oil production, especially Winsor type III microemulsion flooding, in which an aqueous surfactant formulation which comprises at least one alkylpolyalkoxysulfate comprising propoxy groups, and at least one further surfactant differing therefrom is used, is forced through injection wells into a mineral oil deposit and crude oil... Agent: Basf Se
20110083849 - Heterogeneous proppant placement in a fracture with removable channelant fill: A method of heterogeneous proppant placement in a subterranean fracture is disclosed. The method comprises injecting a first treatment fluid comprising a gas and substantially free of macroscopic particles through a wellbore to initiate a fracture in a subterranean formation; injecting a second treatment fluid comprising proppant and channelant through... Agent:
20110083850 - Proppant and production method thereof: The invention relates to the oil-and-gas production industry and can be used for enhancement of the production of oilfield wells as it prevents the fracture from closing by pumping of propping granules (proppant) during the hydraulic fracturing of oil-producing formations. Higher stimulation of a reservoir through using hydraulic fracturing is... Agent:
20110083851 - Compact jar for dislodging tools in an oil or gas well: This invention relates to a jar used to dislodge tools stuck in a well. The jar includes two housing portions movable with respect to each other. A release collet forms a portion of one of the housings. A release sleeve is carried by a mandrel and is located within the... Agent:
20110083852 - Frac adapter for wellhead: There is provided a frac adapter configured to couple a frac tree to a wellhead component. The frac adapter may couple the frac tree to a casing head without a tubing head, thereby enabling the well to be fractured before the tubing head is installed. As a result, the tubing... Agent: Cameron International Corporation
20110083853 - Inertia transition pipe element, in particular for restraining a rigid undersea pipe: An inertia transition terminal pipe element having a main rigid pipe element including at one of its ends an inertia transition piece that is constituted by at least one and preferably a plurality “n” of coaxial reinforcing pipe elements placed coaxially around the main pipe element, each reinforcing pipe element... Agent: Saipem S.a.
20110083854 - Casing hanger nesting indicator: A casing hanger nesting indicator generates a signal to notify personnel on the surface that a wellhead member has properly landed on a predetermined surface within the wellbore. The casing hanger nesting indicator comprises a signaling device such as an explosive charge or a frequency shift key wherein the noise... Agent: Vetco Gray Inc.
20110083855 - Gas injection control devices and methods of operation thereof: Gas injection control devices are provided, particularly for deployment in a well-bore to control injection of a gas into a tube or pipe to lift a liquid up the tube, such as crude oil for example. A gas control device is described which comprises a housing, and at least two... Agent: Camcon Oil Limited
20110083858 - Downhole tool actuation devices and methods: According to one or more embodiments of the invention, a downhole tool includes one or more actuator apparatuses to facilitate actuation of the downhole tool. The actuation apparatus includes a piston that is dynamically coupled to a tool actuator by an actuator connector in a manner that the piston and... Agent: Schlumberger Technology Corporation
20110083857 - Repeatable, compression set downhole bypass valve: A bypass valve for use in tubing string which can be repeatedly opened and closed to selectively provide bypass fluid flow between the interior of the tubing string and the annulus to assist in flowing debris. The valve uses hardened valve elements which can be opened and closed while flowing... Agent: Wellbore Energy Solutions, LLC
20110083856 - Sensor deployment and retrieval system using fluid drag force: Methods, apparatus, and systems for deploying and retrieving sensors downhole are provided. The apparatus can include an outer tubular member disposed about one or more inner tubular members coupled to a fluid directional controller. The fluid directional controller may include a housing separating an interior cavity from an external environment... Agent: Schlumberger Technology Corporation
20110083859 - Downhole valve: A tool that is usable with a well includes a valve element, a mechanical operator, a pressure chamber and a regulator. The valve element has a first state and a second state. The mechanical operator responds to a predetermined signature in an annulus pressure relative to a baseline level of... Agent: Schlumberger Technology Corporation
20110083860 - Sand control screen assembly with flow control capability: A flow control screen (100) includes a base pipe (102) having a blank pipe section (104) and a perforated section (106). A filter medium (112) is positioned around a portion of the blank pipe section (104). A housing (114, 118, 120, 122, 124) is positioned around another portion of the... Agent: Halliburton Energy Services, Inc.
20110083861 - Well tool including swellable material and integrated fluid for initiating swelling: A well tool including swellable material and integrated fluid for initiating swelling. A well tool includes a swellable material and a reservoir for containing a fluid of a type which causes the swellable material to swell. A method of swelling a swellable material included in a well tool includes the... Agent: Halliburton Energy Services, Inc.04/07/2011 > 23 patent applications in 21 patent subcategories. category listing, related patent applications
20110079380 - Subsurface well completion system having a heat exchanger: A subsurface well completion system is provided. The well completion system includes a subsurface heat exchanger section that includes an outer shell and an inner shell having an upper threaded portion, an open inside diameter, one or more inlet boxes and one or more outlet boxes. An upper annular ring... Agent: Geotek Energy, LLC
20110079381 - Stage tool apparatus and method: A stage tool apparatus is described. In several exemplary embodiments, the stage tool apparatus is part of tubular string or casing positioned within a preexisting structure such as, for example, a wellbore.... Agent: Top-co Cementing Products Inc.
20110079382 - Chemical injection of lower completions: A chemical injection system directed at lower completions. The system includes a tubular stinger that is anchored within a upper region of a well but traverses into the lower completion. Thus, a platform is provided for a chemical injection line running from surface to the lower completion. As a result,... Agent: Schlumberger Technology Corporation
20110079383 - Interchangeable drillable tool: A downhole tool for use in a well has a mandrel with an expandable sealing element disposed thereabout. The mandrel has a head portion threadedly connected thereto. A shoulder in the head portion and an upper end of the mandrel define an annular space. A sleeve with a bore therethrough... Agent:
20110079384 - Flow control device that substantially decreases flow of a fluid when a property of the fluid is in a selected range: An apparatus for controlling flow of fluid from a reservoir into a wellbore is provided, which apparatus in one embodiment may include a flow-through region configured to substantially increase value of a selected parameter relating to the flow-through region when selected parameter is in a first range and maintain a... Agent: Baker Hughes Incorporated
20110079385 - Centraliser segment and centraliser: A centraliser segment (11) which can, by itself or in combination with one or more corresponding centraliser segments, be used to form a centraliser (13) which can in use be clampingly engaged around an element (10) which is receivable in a borehole, said centraliser segment comprising a first collar portion... Agent:
20110079386 - System and method for downhole communication: A method of servicing a wellbore extending from a surface and penetrating a subterranean formation is provided. The method comprises placing a workstring in the wellbore, wherein the workstring comprises at least a first downhole tool, a signal receiver subassembly, and a conveyance between the first downhole tool and the... Agent: Halliburton Energy Services, Inc.
20110079387 - Method of providing a flow control device that substantially reduces fluid flow between a formation and a wellbore when a selected property of the fluid is in a selected range: A method of providing a flow control device is disclosed, which one aspect may include: defining a flow rate; defining a desired relationship between a parameter of the flow control device that exhibits a substantial change when a selected property of the fluid changes in a first range and remains... Agent: Baker Hughes Incorporated
20110079388 - Downhole separation and reinjection: A technique enhances hydrocarbon fluid production. The technique utilizes a well with a plurality of lateral wellbores positioned to facilitate removal of well fluid from a hydrocarbon reservoir. A separator is disposed in the well to receive well fluid that flows from a lateral production leg. Operation of the separator... Agent: Schlumberger Technology Corporation
20110079389 - Method for treating well bore within a subterranean formation: The invention discloses a method of creating a polymerized composition in a well bore: providing a polymerizable composition made of a polymerization initiator and a monomer polymerizable by frontal polymerization; introducing the polymerizable composition into the wellbore; exposing the polymerizable composition to a trigger to activate the frontal polymerization; and... Agent:
20110079390 - Cementing sub for annulus cementing: A cementing sub for wellbore annulus cementing that allows certain regions of the wellbore annulus to be cemented while other regions are left open for perforating, activation or controllable ported access. The cementing sub may include a tubular body including a first end, an opposite end and a wall defined... Agent: Packers Plus Energy Services Inc.
20110079391 - Cooling apparatus and methods for use with downhole tools: Cooling apparatus and methods for use with downhole tools are described. An example apparatus includes a cooling apparatus for use with a downhole tool. The cooling apparatus includes a flow passage having an inlet and an outlet. The outlet is configured for fluid communication with a wellbore and the inlet... Agent:
20110079392 - Additives to suppress silica scale build-up and methods of use thereof: Treatments and compounds useful in subterranean formations are discussed, with particular attention to those formations where surfaces may be subject to silica scale build-up. Certain embodiments pertain to utilizing silica scale control additives with remediation and stimulation treatments. One example of a suitable method includes providing an acidic treatment fluid... Agent:
20110079393 - Circulation control valve and associated method: A circulation control valve. A method of controlling circulation flow between an interior flow passage of a tubular string and an annulus external to the tubular string in a subterranean well includes the steps of: interconnecting a valve in the tubular string, the valve including at least one opening for... Agent: Halliburton Energy Services, Inc.
20110079394 - Multi-stage pressure equalization valve assembly for subterranean valves: A downhole valve that operates on turning of a member having a passage through it with a control system also features a passage from above an uphole seat for the member which communicates to the isolated passage within the member when the valve is closed. The passage features a check... Agent:
20110079395 - Method and system for running subsea test tree and control system without conventional umbilical: A technique enables a simplified approach for providing subsea hydraulic control. A subsea installation comprises one or more devices that are actuated hydraulically. A simple signal carrier, such as a wireline logging cable, can be routed down to the subsea installation. However, hydraulic fluid for controlling the one or more... Agent: Schlumberger Technology Corporation
20110079397 - Jet-drilling and completion process: A method of drilling a slim hole and inserting a slotted liner into such hole drilled in an underground reservoir using jet-drilling. The method enables jet-drilling to be effective in unconsolidated subterranean formations, such as some petroleum reservoirs. The method enables fluid injection or production to be undertaken on individual... Agent: Ior Canada Ltd.
20110079396 - Method of making a flow control device that reduces flow of the fluid when a selected property of the fluid is in selected range: A method of making a flow control device for controlling flow of fluid between a formation and a wellbore is provided, which method in one aspect may include: providing a member suitable for placement in a wellbore for receiving formation fluid; selecting a geometry for a flow-through region configured to... Agent: Baker Hughes Incorporated
20110079399 - Hydra-connector: A hydraulic connector for a wellhead hub is provided that includes a piston and a bottom portion configured to move in an axial direction via hydraulic pressure applied to one or more hydraulic ports in the connector. The movement of the piston and the bottom portion moves a ring and... Agent: Cameron International Corporation
20110079398 - Multi-point chemical injection system for intelligent completion: An intelligent completion system includes a production tubing configured for production from multiple zones in a wellbore; at least one flow control valve disposed on the production tubing for each of the multiple zones, wherein the at least one flow control valve regulates flow of a wellbore fluid into the... Agent: Schlumberger Technology Corporation
20110079400 - Active integrated completion installation system and method: An installation system and method configured to install a lower completion section is provided. The installation system may comprise an installation drill pipe configured to releasably couple with a lower completion section. The installation system may comprise an electrical wet connect. The electrical wet connect may be coupled with a... Agent: Schlumberger Technology Corporation
20110079401 - Equipment and methods for deploying line in a wellbore: The invention is related in general to wellbore-telemetry technology. In particular, the invention relates to improved equipment and methods for deploying line in a wellbore. A continuous line is dispensed from two apparatuses. One apparatus is attached to a device such as a wiper plug that travels through a tubular... Agent:
20110079402 - Apparatus and method for directionally disposing a flexible member in a pressurized conduit: An apparatus and method for directionally disposing an elongated flexible member in a pressurized conduit. The method includes inserting a bent end portion of an elongated hollow body through an opening in fluid communication with a well valve and defined by a pressurized conduit, the bent end portion being disposed... Agent: Bj Services CompanyPrevious industry: Heat exchange
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