Wells inventions

20090277623 - Dual packer for a horizontal well: A dual packer for at least partially defining a production zone in a wellbore, the dual packer including a packer body having an up-hole side and a down-hole side. A first through bore and a second through bore each extend through the packer body from the up-hole side to the... Agent: Young Basile

20090277624 - Gravel/frac packing: Methods, systems, and tools for provide for delivering a particulate-laden slurry to a subterranean portion of a well for operations including gravel packing and/or frac packing.... Agent: Fish & Richardson P.C.

20090277625 - Compositions for reducing or preventing the degradation of articles used in a subterranean environment and methods of use thereof: Described herein are compositions for reducing or preventing the degradation of equipment and articles exposed to hydrogen sulfide present in high concentrations in subterranean environments (e.g., oil and gas wells). The compositions are composed of a thermoplastic resin, a thermosetting resin, or a combination thereof, and at least one compound... Agent: Schlumberger Canada Limited

20090277626 - Drill rod spinner device: A drill rod spinner device includes a mount, a first base half having a first end and a second end in which the first base half at the first end is rotatably coupled to the mount and a first clamping roller operatively associated with the second end of the first... Agent: Workman Nydegger 1000 Eagle Gate Tower

20090277627 - Subsurface lubricator and method of use: A subsurface lubricator facilitates well completion, re-completion and workover while increasing safety and reducing expense. The subsurface lubricator includes a bi-directional packoff tool on its bottom end. Short hydraulic cylinders lubricate the subsurface lubricator into the well until the bi-directional packoff tool is in a top end of a casing... Agent: Nelson Mullins Riley & Scarborough, LLP

20090277629 - Acoustic and fiber optic network for use in laterals downhole: Communication between a lateral and a main bore is established wirelessly preferably using sensors that transmit sensed parameters in the lateral and transmit acoustically coded messages to the main bore preferably into a fiber optic cable that extends in the main bore. The sensors have stored or/and generated power and... Agent: Duane Morris LLP - Houston

20090277628 - Electric submersible pumping sensor device and method: An electric submersible pump device having a pump; a motor, the motor being adjacent to the pump and having motor windings extending a first distance along the motor; a support member, the support member supporting the sensor and having a length so that the sensor is located the first distance... Agent: Schlumberger Reservoir Completions

20090277630 - Analysis of radar ranging data from a down hole radar ranging tool for determining width, height, and length of a subterranean fracture: Radar ranging data are collected from a down hole tool at various depths in a fractured well bore, and analyzed to provide a profile of the length of each wing of the fracture as a function of depth. The height of the fracture is determined from the vertical positions where... Agent: Hexion Specialty Chemicals, Inc.

20090277631 - Rotator for wireline conveyed wellbore instruments and method for rotating an instrument in a wellbore: An apparatus for rotating an instrument in a wellbore includes a non magnetic housing configured to traverse the interior of the wellbore. The housing has an external diameter smaller than an internal diameter of a casing disposed in the wellbore. A plurality of electromagnets is arranged circumferentially about the interior... Agent: Schlumberger Oilfield Services

20090277632 - Completion technique and treatment of drilled solids: An onshore oil or gas well is completed with a coiled tubing unit. A completion liquid is circulated through coiled tubing and thereby removing solids from the well. The completion liquid and drilled solids pass into a tank where the solids are removed and the cleansed completion liquid is redelivered... Agent: G. Turner Moller, Jr.

20090277633 - Treatment of cesium-containing fluids: Cesium solutions are treated in a cavitation device to increase their temperature and facilitate the removal of water from them. The context is normally an oil well fluid or a mining solution. The concentrated solutions can be reused, in the case of oil well fluids, or more easily handled for... Agent: William L. Krayer

20090277634 - Methods of pumping fluids having different concentrations of particulate with different concentrations of hydratable additive to reduce pump wear and maintenance in the forming and delivering of a treatment fluid into a wellbore: The inventions are for methods of forming and delivering a treatment fluid into a wellbore. In one aspect, methods are provided for pumping a first fluid having a relatively high concentration of a particulate suspended therein and pumping a second fluid having either none of the particulate or a relatively... Agent: Robert A. Kent

20090277635 - Method of well treatment and construction: The invention provides a method of well construction or treatment which comprises introducing a setable cement composition down a borehole, characterized in that said composition contains pulverulent aplite. This abstract is intended as a scanning tool for purposes of searching in the particular art and is not intended to be... Agent: Ballard Spahr LLP

20090277636 - System and method for perforated well sand control: In one embodiment, a system includes a cased wellbore disposed in a formation of interest. The system includes an emulsion positioned in the wellbore at a depth of the formation of interest. The emulsion includes an oil external phase and an aqueous internal phase. The oil external phase includes particles... Agent: Schlumberger Technology Corporation David Cate

20090277637 - Oil well plug and abandonment method: A method of severing a well string that extends into an oil well from an oil platform with a deck includes supporting upper and lower sections of the well string, the lower section supported at the platform deck with a deck located string support. A shear mechanism cuts the well... Agent: Garvey Smith Nehrbass & North, LLC

20090277638 - Methods of pumping fluids having different concentrations of particulate at different average bulk fluid velocities to reduce pump wear and maintenance in the forming and delivering of a treatment fluid into a wellbore: The inventions are for methods of forming and delivering a treatment fluid into a wellbore. In one aspect, methods are provided of pumping a first fluid having a relatively high concentration of a particulate suspended therein and pumping a second fluid having either none of the particulate or a relatively... Agent: Robert A. Kent

20090277639 - Fluid operated well tool: A well tool is operable to receive a flow of fluid. The well tool includes a first hydraulic area on which the fluid acts tending to move a first body to substantially seal against passage of fluid through an aperture. A second, larger hydraulic area is provided on which the... Agent: Fish & Richardson P.C.

20090277640 - Methods of using a higher-quality water with an unhydrated hydratable additive allowing the use of a lower-quality water as some of the water in the forming and delivering of a treatment fluid into a wellbore: The inventions are for methods of forming and delivering a treatment fluid into a wellbore. In one aspect, methods are provided of using higher-quality water for one portion of the water for a treatment fluid and lower-quality water for another portion of the water for a treatment fluid, and merging... Agent: Robert A. Kent

20090277641 - Methods of using a lower-quality water for use as some of the water in the forming and delivering of a treatment fluid into a wellbore: The inventions are for methods of forming and delivering a treatment fluid into a wellbore. In one aspect, methods are provided of treating a base aqueous solution to obtain a first aqueous solution, for example, to have a substantially reduced concentration of at least one component relative to the concentration... Agent: Robert A. Kent

20090277642 - Metal to metal seal for downhole tools: A metal to metal seal for downhole tools. A sealing device includes a metal seal. A nonmetal seal may be used to bias the metal seal in a radial direction in response to a pressure differential applied to the sealing device. A well tool includes a housing assembly, a closure... Agent: SmithIPServices, P.C.

20090277643 - Method and apparatus for continuously injecting fluid in a wellbore while maintaining safety valve operation: The present disclosure is directed to a wellbore injection system. The wellbore injection system comprises a capillary fluid flow path positioned in a subsurface wellbore so as to allow fluid communication through the wellbore, the wellbore having a wellbore pressure. A receptacle is in fluid communication with a second fluid... Agent: Zarian Midgley & Johnson PLLC

20090277644 - Method and apparatus for christmas tree condition monitoring: A method for monitoring a Christmas tree assembly installed on a subsea hydrocarbon well includes receiving a plurality of parameters associated with the Christmas tree assembly. A health metric for the Christmas tree assembly is determined based on the parameters. A problem condition with the Christmas tree assembly is identified... Agent: Williams, Morgan & Amerson

20090277645 - Internal tieback for subsea well: A tieback connector connects a tieback conduit from an offshore platform to a subsea wellhead assembly. The tieback connector has a mandrel that is connected to a string of tieback conduit and a sleeve and load ring that are carried by the mandrel. The load ring is radially expansible and... Agent: Patent Department Ge Oil & Gas

20090277646 - Method and system of hydraulic control line connection: A method of coupling a first control line to a second control line is provided comprising the steps of prepping the first and second control lines to respectively produce a first end and a second end. Prepping may comprise inserting a plug assembly into at least one of the first... Agent: Patent Counsel Schlumberger Reservoir Completions

20090277647 - Method of subsurface lubrication to facilitate well completion, re-completion and workover: A method of subsurface lubrication facilitates well completion, re-completion and workover while increasing safety and reducing expense. The method involves using a subsurface lubricator mounted to a wellhead of the cased wellbore to lubricate a downhole tool string into the cased wellbore by running a subsurface lubricator through the wellhead... Agent: Nelson Mullins Riley & Scarborough, LLP

20090277648 - Downhole apparatus with a swellable support structure: A downhole apparatus having a radially expanding portion and a support structure are described. The support structure comprises an attachment means for coupling to the apparatus and a support portion configured to be deployed from a first unexpanded condition to a second expanded condition by expansion of the apparatus. In... Agent: (weatherford) Wong Cabello Lutsch Rutherford & Brucculeri LLP

20090277649 - System and method for thermal change compensation in an annular isolator: In accordance with the teachings of the present invention, a system and method for forming an annular isolator between production tubing and a borehole wall is provided. A section of expandable tubing is installed in a borehole, and a sleeve disposed around a surface of the tubing cooperates with the... Agent: Baker Botts L.L.P.

20090277650 - Reactive in-flow control device for subterranean wellbores: An apparatus for controlling fluid in-flow into a wellbore tubular includes a translating flow control element having one or more fluid conveying conduits; and a reactive element that actuates the flow control element. The reactive element may be responsive to a change in composition of the in-flowing fluid. The reactive... Agent: Madan & Sriram, P.C.

20090277651 - High circulation rate packer and setting method for same: A high circulation rate packer (50) for establishing a sealing and gripping engagement with a well casing (34) disposed in a wellbore (32). The packer (50) includes a packer mandrel (54), a seal assembly (72) slidably disposed about the packer mandrel (54) that has a running position and a radially... Agent: Lawrence R. Youst Lawrence Youst PLLC

20090277652 - Swellable packer having a cable conduit: The present invention provides an apparatus and assembly for creating a seal in a wellbore around a cable or line. The assembly includes a longitudinal body and a swellable portion which comprises a material selected to increase in volume on exposure to at least one triggering fluid. The swellable portion... Agent: (weatherford) Wong Cabello Lutsch Rutherford & Brucculeri LLP

20090272519 - Gas lift plunger assembly arrangement: A elongated plunger assembly for pressurized, conduit-enclosed travel utilized in recovery of hydrocarbon deposits in a ground penetrating oil or gas well. The plunger comprises an elongated mandrel, a plurality of radially movable curvilinear wear pads circumferentially disposed adjacent each end of the elongated mandrel, a pad-edge retaining housing extending... Agent: Donald N. Halgren

20090272520 - Pipe injectors and methods of introducing tubing into or removing it from a well bore: A pipe injector assembly is disclosed, comprising: a pipe injector that includes at least three tubing drive units radially arranged around a feed axis along which tubing is fed, the tubing drive units having drive components that are laterally displaceable between a closed condition in which the drive components drivingly... Agent: Christensen, O'connor, Johnson, Kindness, PLLC

20090272521 - Stuffing box for pump drive head of oil well: The improved stuffing box (7), adapted to be mounted inside an oil well head incorporating a rotary pump drive (50), includes: a rotating tube (2) having a stationary seal (3) coupled to a drive shaft (1) of the well pump; a substantial transition (6) in diameter, with a lower section... Agent: Mcginn Intellectual Property Law Group, PLLC

20090272522 - Master ball valve with integrated hanger: A master ball valve with an integrated main hanger below the valve which may be used to hang jointed tubing, coil tubing, or electrified coil tubing for connection with an electric submersible pump.... Agent: Edward Yoo C/o Bennett Jones

20090272523 - Methane gas wellhead: A methane gas wellhead, having: a body having a pair of side outlets and a top outlet; a mandrel dimensioned to be received into the top outlet; and a cover plate dimensioned to be received over the mandrel, and to hold the mandrel in the top outlet when the cover... Agent: Gordon & Rees LLP

20090272524 - Method and apparatus for cleaning internal surfaces of downhole casing strings and other tubular goods: A downhole cleaning assembly and method of cleaning a tubular. Generally, the downhole assembly is connected to a work string concentrically located within a casing string. In one embodiment, the downhole assembly comprises a tool body operatively connected to a work string. At least one pad member is connected to... Agent: Ted M. Anthony Babineaux, Poche, Anthony & Slavich, L.l.c

20090272525 - Downhole apparatus with a swellable centraliser: A downhole apparatus, for example a centraliser, comprises a swellable material which expands upon contact with at least one predetermined fluid. In a first aspect of the invention, a centraliser comprises a body and a plurality of formations upstanding from the body. In another aspect, a downhole apparatus comprises a... Agent: (weatherford) Wong Cabello Lutsch Rutherford & Brucculeri LLP

20090272526 - Electrical current flow between tunnels for use in heating subsurface hydrocarbon containing formations: A system for treating a subsurface hydrocarbon containing formation includes one or more shafts. A first substantially horizontal or inclined tunnel extends from one or more of the shafts. A second substantially horizontal or inclined tunnel extends from one or more of the shafts. Two or more heat source wellbores... Agent: Shell Oil Company

20090272527 - Method and apparatus for perforating a casing and producing hydrocarbons: A perforating gun and one or more volume-receiving surge canisters can be actuated at a time delay after perforation for creating a dynamic underbalance condition to aid in directing debris out of the perforations and fractures and into the wellbore. A timer and triggering device actuate one or more canisters... Agent: Mark A Oathout

20090272528 - Method of miscible injection testing of oil wells and system thereof: A method of determining reservoir permeability and geometry of a subterranean formation having a reservoir fluid including oil that has not been previously water-flooded includes isolating the subterranean formation to be tested; providing an injection fluid at a substantially constant rate from a wellhead to the formation being tested, wherein... Agent: Pillsbury Winthrop Shaw Pittman, LLP

20090272529 - System and method for selective activation of downhole devices in a tool string: A system (100) for selective activation of explosive devices (126, 128, 130, 132) includes a surface controller (102), a downhole controller (106) operable to communicate bidirectionally with the surface controller over a first communication link (108) and a plurality of downhole remote units (114, 116, 118, 120) operable to communicate... Agent: Lawrence R. Youst Lawrence Youst PLLC

20090272530 - Annular region evaluation in sequestration wells: Methods and related systems are described for making measurements at multiple locations in an annular region of a cased sequestration well. A first tool module is positionable within the well and adapted to directly or indirectly measure changing pressure at a first location in the annular region of the well.... Agent: Schlumberger Water And Carbon Services

20090272531 - Hydrocarbon recovery testing method: A method of testing the response of a subterranean formation to a formation treatment is described including the injection of a treatment fluid and the production of formation fluids from two separate boreholes or two boreholes from a single well such that the treatment fluid sweeps the formation between the... Agent: Schlumberger Technology Corporation

20090272532 - Method for increasing the recovery of hydrocarbons: The invention relates to methods for increasing the recovery of hydrocarbons from a subterranean reservoir. A method may include the steps of injecting a first fluid into a first horizontal well in the reservoir by a first device; producing hydrocarbons from a second horizontal well disposed below the first well;... Agent: Patterson & Sheridan, L.L.P.

20090272533 - Heated fluid flow in mines and tunnels used in heating subsurface hydrocarbon containing formations: A system for treating a subsurface hydrocarbon containing formation includes one or more shafts. A first substantially horizontal or inclined tunnel extends from one or more of the shafts. A second substantially horizontal or inclined tunnel extends from one or more of the shafts. Two or more heat source wellbores... Agent: Shell Oil Company

20090272534 - Methods of using viscoeleastic surfactant gelled fluids to pre-saturate underground formations: Viscoelastic surfactant (VES) based fluid systems are effective to pre-saturate high permeability subterranean formations prior to a treatment operation that would undesirably suffer from high fluid leakoff. The fluid systems may include brine, a viscosity enhancer, as well as the VES, and a high temperature stabilizer. The stabilizer may be... Agent: Mossman, Kumar And Tyler, PC

20090272536 - Heater connections in mines and tunnels for use in treating subsurface hydrocarbon containing formations: A system for treating a subsurface hydrocarbon containing formation includes one or more shafts. At least two substantially horizontal or inclined tunnels extend from one or more of the shafts. A plurality of heat sources are located in at least one heat source wellbore extending between at least two of... Agent: Shell Oil Company

20090272535 - Using tunnels for treating subsurface hydrocarbon containing formations: A system for treating a subsurface hydrocarbon containing formation includes one or more tunnels having an average diameter of at least 1 m. At least one tunnel is connected to the surface. Two or more wellbores extend from at least one of the tunnels into at least a portion of... Agent: Shell Oil Company

20090272537 - Aluminum riser assembly: An aluminum riser assembly has a plurality of riser joints connectable together to form a riser string. When upper and lower joints are assembled, clamps support auxiliary pipes for carrying hydraulic lines. A drive rotates a sleeve rotatably supported on the upper joint, and the sleeve rotates a union nut... Agent: Wong, Cabello, Lutsch, Rutherford & Brucculeri, L.L.P.

20090272538 - Electrical submersible pump assembly: In one embodiment, a pump assembly for pumping a wellbore fluid in a wellbore includes a pump, a fluid separator, a motor for driving the pump, and a shroud disposed around the fluid separator for guiding a gas stream leaving the fluid separator, wherein the gas stream is prevented from... Agent: Patterson & Sheridan, L.L.P.

20090272539 - Mechanical bi-directional isolation valve: A valve having a sealing surface that is rotated 90 degrees on axial floating hinge assemblies is provided. A sleeve moves into position to protect the valve mechanism when the valve is in an open position. A sleeve locks the valve sealing element in place in either a closed or... Agent: Burleson Cooke L.L.P.

20090272540 - Mobile hydraulic workover rig: A portable hydraulic rig for workover, drilling or other operations on existing wells in which the rig has a derrick elevated on a base structure comprised of containers for equipment used in association with drilling or workover activities, a work platform including pipe rack sections for storing a plurality of... Agent: Reilly Intellectual Property Law Firm

20090272541 - Downhole apparatus with a swellable connector: A kit of parts which is assembled to form downhole apparatus comprises a swellable member, which expands upon contact with at least one predetermined fluid, and a connector. The swellable member has a first mating profile towards a first end and a second mating profile towards a second, opposing end.... Agent: (weatherford) Wong Cabello Lutsch Rutherford & Brucculeri LLP

20090272542 - Tubular grip interlock system: A tubular grip interlock system for ensuring that a tubular string is gripped by at least one of a first tubular gripping device and a second tubular gripping device includes a console having a panel forming a track having a first leg and a second leg; a first actuator operating... Agent: Winstead PC (fcc-fki) Henry L. Ehrlich

20090272543 - Tubular running devices and methods: One example of an apparatus for gripping and rotating a tubular includes a mandrel having a longitudinal axis; a first slip disposed on the mandrel; and a second slip disposed on the mandrel axially spaced apart from the first slip, the first slip and second slip operationally connected to move... Agent: Winstead PC (fcc-fki) Henry L. Ehrlich

20090272544 - Tools and methods for hanging and/or expanding liner strings: Embodiments of the invention generally relate to tools and methods for hanging and/or expanding liner strings. In one embodiment, a method of hanging a liner assembly from a previously installed tubular in a wellbore includes running the liner assembly and a setting tool into the wellbore using a run-in string.... Agent: Patterson & Sheridan, L.L.P.

20090272546 - Downhole apparatus with a swellable seal: A downhole apparatus for location on a tubular, an assembly, and a method of use are described. The apparatus comprising a body with a throughbore configured to receive a tubular, and at least one swellable member that comprises a material selected to expand upon exposure to at least one predetermined... Agent: (weatherford) Wong Cabello Lutsch Rutherford & Brucculeri LLP

20090272547 - Method and apparatus for a downhole excavation in a wellbore: The method and apparatus can create excavation cavities suitable for drilling multilateral wellbores through the excavation using a kick-off. One embodiment of the method comprises isolating a wellbore at a determined location, excavating a downhole cavity in a wellbore above the determined location, and removing the apparatus for isolating the... Agent: Brent R. Knight Exxonmobil Upstream Research Company

20090272545 - System and method for use of pressure actuated collapsing capsules suspended in a thermally expanding fluid in a subterranean containment space: Systems and methods for use of pressure actuated collapsing capsules suspended in a thermally expanding fluid in a subterranean containment space are herein disclosed. According to one embodiment, a system comprises a subterranean pressured fluid receiving containment space located in a wellbore of a subterranean well and a pressured operating... Agent: Orrick, Herrington & Sutcliffe, LLPIPProsecution Department

20090266532 - Wellbore tool for filling, circulating and backflowing fluids: The present invention relates to a tool (1) for filling, circulating and backflowing fluids in a pipeline being run into or out of a wellbore, the tool (1) including an elongate, telescopically acting body (2), a sealing element (14) arranged for sealing between the tool (1) and the pipeline (6)... Agent: Wenderoth, Lind & Ponack, L.L.P.

20090266533 - System for determining sealing in a wellbore: A sealing system is provided for use in a wellbore (1) formed in an earth formation whereby a stream of fluid produced from the earth formation (6) flows through the wellbore to surface (3). The sealing system comprises a sealing device (18) arranged to seal a selected portion of the... Agent: Shell Oil Company

20090266534 - 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: Defillo & Associates, Inc.

20090266535 - Flexible coupling for well logging instruments: A flexible coupling for well logging instruments includes a housing coupled at one longitudinal end to one end of a second housing. Each of the housings defines a sealed interior chamber. The housings are coupled to enable angular deflection between respective longitudinal axes thereof. A conduit extends between the housings.... Agent: Conley Rose, P.C. David A. Rose

20090266537 - Combination injection string and distributed sensing string for well evaluation and treatment control: A method for well intervention includes extending a combination conduit into a wellbore. The combination conduit includes a first conduit for moving fluid into the wellbore and a second conduit having at least one optical sensing fiber therein. A fluid is moved into the wellbore through the first conduit. A... Agent: Richard A. Fagin

20090266539 - Method of controlling torque applied to a tubular connection: Embodiments of the present invention generally relate to a method for controlling the torque applied to a tubular connection. In one embodiment, a method of connecting a first threaded tubular to a second threaded tubular supported by a spider on a drilling rig includes engaging the first threaded tubular with... Agent: Patterson & Sheridan, L.L.P.

20090266538 - Method of modelling enhanced recovery by polymer injection: The present invention relates to an optimized method for modelling flows in a geological hydrocarbon reservoir, comprising injecting an aqueous polymer solution to sweep the hydrocarbons, determining a relationship between a parameter linked with the mobility reduction of the solution in the reservoir and the water saturation, and accounting for... Agent: Antonelli, Terry, Stout & Kraus, LLP

20090266536 - System and method for sensing flow rate and specific gravity within a wellbore: A device determines the specific gravity of a wellbore fluid flowing into a submersible pump. The specific gravity of the wellbore fluid is determined by measuring the pressure increase across at least two pump stages and then using fluid flow properties and known pump characteristics to back calculate the specific... Agent: James Bradley Bracewell & Giuliani LLP (76184)

20090266540 - Zero emission liquid fuel production by oxygen injection: An enhanced oil recovery method is provided. This method includes; introducing a first essentially pure oxygen stream into a subterranean hydrocarbon-bearing formation traversed by at least one injection well and at least one production well, and initiating and sustaining in-situ combustion in the vicinity of the injection well. This method... Agent: Air Liquide Intellectual Property

20090266541 - Waste material processing for oil recovery: An enhanced oil recovery method and apparatus for thermal processing of polymer-based waste to produce organic and inorganic processed materials. The organic and inorganic processed materials are injected as an injection stream into the ground to liberate ground oil. The liberated ground oil is withdrawn from the ground. The injection... Agent: David E. Lovejoy, Reg. No. 22,748

20090266542 - Capillary injector: Provided is a mineral extraction system, including a branch having a branch passage, a diverter coupled to the branch passage, and a capillary injection conduit disposed inside to the branch passage. Further provided is a method of injecting chemicals, including injecting a chemical into a capillary injection conduit disposed internal... Agent: Manish Vyas

20090266543 - Gelation inhibiting retarders for highly reactive calcium silicate based binder compositions and methods of making and using same: A method of servicing a wellbore comprising placing in the wellbore a composition comprising a non-API compliant reactive calcium silicate based hydraulic binder and at least one gelation inhibiting retarder, and allowing the composition to set. A method of servicing a wellbore comprising placing in a wellbore a cement composition... Agent: Craig W. Roddy Halliburton Energy Services

20090266544 - Signal operated tools for milling, drilling, and/or fishing operations: Embodiments of the present invention generally relate to signal operated tools for milling, drilling, and/or fishing operations. In one embodiment, a mud motor for use in a wellbore includes: a stator; a rotor, the stator and rotor operable to rotate the rotor in response to fluid pumped between the rotor... Agent: Patterson & Sheridan, L.L.P.

20090266545 - Method and device for producing a gaseous medium comprising steam: The invention relates to a method for producing a gaseous medium comprising steam, said steam being produced from a first fluid medium, energy for heating the first fluid medium being provided by burning a fuel, comprising the steps of mixing the steam with exhaust gas from combustion of said fuel... Agent: Schwegman, Lundberg & Woessner, P.A.

20090266546 - Apparatus and method for discharging multiple fluids downhole: An apparatus and a method are provided for discharging a plurality of fluids downhole. In one aspect, the apparatus may include a first chamber and a second chamber separated by movable barrier, wherein draining the fluid from the first chamber causes the barrier to move and allow an actuating member... Agent: Madan & Sriram, P.C.

20090266547 - Enzyme enhanced oil recovery (eeor) for near wellbore treatment of oil and gas with greater than 50% barrel of oil equivalent (boe) gas production: Disclosed is a system for injecting an enzymatic fluid composition into a gas or gas and oil near-well bore having a wide temperature range. The enzymatic fluid composition is a treatment for reducing oil deposits, asphaltenes, waxes, scale, or other hydrocarbon materials in a gas well or a combination gas/oil... Agent: Guerry Leonard Grune

20090266548 - Rock stress modification technique: A technique involves facilitating fracturing operations along a wellbore extending through a subterranean formation. A stress device is deployed in a wellbore and activated to engage a surrounding wall. The stress device can then be manipulated to create a reduced stress region in the formation at a desired location along... Agent: Schlumberger Technology Corporation David Cate

20090266549 - Method and assembly for producing oil and/or gas through a well traversing stacked oil and/or gas bearing earth layers: An assembly for producing oil and/or gas through a well traversing stacked oil and/or gas bearing earth layers comprises a series of expandable packers and integrated perforating gun and sandscreen assemblies mounted on a production tubing such that each integrated perforating gun and sandscreen assembly is located adjacent an oil... Agent: Shell Oil Company

20090266550 - Subsea toroidal water separator: A compact, low footprint water separation system for use in subsea well operations. A subsea production tree has a vertical passage and at least one laterally extending branch. A subsea gravity separation device having a hollow toroidal body detachably is mounted around and connected to the production tree. An inlet... Agent: Patent Department Ge Oil & Gas

20090266551 - Low profile internal tree cap: An internal tree cap having a running configuration and a latched configuration to be selectively secured to a tree spool. The tree cap may include an inner sleeve movable between upper and lower positions. The movement of the inner sleeve to the lower position may simultaneously engage a locking profile... Agent: Zarian Midgley & Johnson PLLC

20090266552 - Apparatus and method for removing subsea structures: An apparatus and method for removing a subsea structure wherein a housing defining a subsea structure receiving space and having a jetting system attached at or near the bottom of the housing is used to form an excavation around the subsea structure to the desired depth and a frame attached... Agent: C. James Bushman

20090266553 - Apparatus and method for preventing the penetration of seawater into a compressor module during lowering to or retrieval from the seabed: An apparatus for preventing seawater from penetrating into a compressor module during lowering to or retrieval from a compression plant on the seabed, with optional discharge of residual production fluids, as for instance hydrocarbons, from the compressor module prior to retrieval, wherein the compressor module comprises an electric motor (1)... Agent: Young & Thompson

20090266554 - Smart compressed chamber well optimization system: A system for extracting a gas and a liquid from a well broadly includes tubing strings that collect well liquid and a gas lift system that removes the collected liquid. A standing valve connects the strings and permits liquid to enter the strings from the subsurface formation. The gas lift... Agent: Conocophillips Company -IPServices Group Attention: Docketing

20090266556 - Formation isolation valve: A valve includes a housing, a valve element that is located in the housing, an operator, a locking device and an interference device. The housing includes an interior surface that has a profile. The operator may be configured to transition the valve element between open and closed states. The locking... Agent: Schlumberger Reservoir Completions

20090266555 - System and method for controlling flow in a wellbore: A technique enables control over flow in a wellbore with a flow control system. The flow control system combines a flow reduction mechanism with a flow control device, such as a valve. The flow reduction mechanism comprises a closure member which can be selectively moved between an unactuated and actuated... Agent: Schlumberger Reservoir Completions

20090266557 - Flapper valve retention method and system: A system for use in a wellbore that includes a string comprising a housing. The housing comprises a valve including a valve seat having an inner channel and a flapper configured to pivot relative to the valve seat between a first position and a second position in which the inner... Agent: Schlumberger Reservoir Completions

20090266558 - Metal seal for wellheads: A reusable metal seal for a wellhead provides a metal-to-metal seal and includes upper and lower tapered sealing flanks which may be deflected by tapered wall surfaces on the wellhead engaging the taper sealing flanks, and the seal may have a plurality of annular relief grooves.... Agent: Greenberg Traurig (hou) Intellectual Property Department

20090266559 - Method and apparatus for installing deflecting conductor pipe: Delivering an additional subterranean conduit (124) along a deflected path relative to an existing conduit (120) is used for installing additional conductor pipes (124) from an existing production platform (50). A deflecting member in the form of a shoe (114, 115; 214) has a coupling means in the form of... Agent: Osha Liang LLP - Frank's International

20090266560 - Monobore construction with dual expanders: A method and apparatus of expanding tubing is provided. The method may include expanding a first portion of an expandable tubing into contact with a surrounding tubing using a first expander; expanding a second portion of the expandable tubing that extends beyond the surrounding tubing using a second expander; and... Agent: Patterson & Sheridan, L.L.P.

20090266561 - Esp/separator assembly and method: An ESP/separator assembly (10) is positioned downhole in a well on a tubular string (18) to pump downhole fluids to the surface. The assembly includes an electric submersible pump (12) and an electrically powered motor (20) positioned below the pump. An electrical cable (22) extends downhole past the motor and... Agent: Loren G. Helmreich

20090266562 - System and method for deploying optical fiber: A technique is provided for utilizing optical fiber in a well environment. A well system is combined with a tube-in-tube system designed to protect one or more internal optical fibers. The tube-in-tube system has an entry at one end and a turn around at an opposite end to enable fluid... Agent: Schlumberger Reservoir Completions

20090260797 - Spooled device retaining system: An embodiment of a system for preventing the loss of a spooled device into a wellbore comprises a housing defining an aperture extending therethrough, the aperture sized for allowing the spooled device to pass therethrough, a sensor to measure at least one condition of the system, and a gripper device... Agent: Schlumberger Ipc Attn: David Cate

20090260798 - Active mud valve system: A downhole tool pumping apparatus comprising a body and an active valve block. The body comprises a cavity housing a reciprocating piston defining first and second chambers within the cavity. The active valve block comprises a plurality of active valves, wherein the plurality of active valves includes a first active... Agent: Schlumberger Oilfield Services

20090260799 - Multiple point adjustable depth air sparging well system: An multiple point adjustable depth air sparging well system having a multiple air injection points for injecting compressed air into saturated or groundwater regions of the soil's subsurface to remove volatile contaminants from the soil's subsurface. At plurality of flow-through air sparge packer which are slidably mounted flow-through packers within... Agent: Navairwd Counsel Group

20090260800 - Sealed drive for a rotating sucker rod: A drive assembly for powering a rotating rod string 14 passing through a surface wellhead 18 includes a torque conveying housing 32 containing a radially outer member supporting a plurality of outer member magnets and rotated by a motor. A radially inner member 48 supports a plurality of inner member... Agent: Loren G. Helmreich

20090260801 - Ring member for a swellable downhole packer: A ring member for a downhole apparatus including a swellable material selected to increase in volume on exposure to at least one triggering fluid is described. The ring member is configured to cooperate with a swellable member disposed on a body of the apparatus, and may, for example, function as... Agent: (weatherford) Wong Cabello Lutsch Rutherford & Brucculeri LLP

20090260802 - Centralizer for tubular elements: r

20090260803 - Identification, characterization, and application of shewanella putrefaciens (lh4:18), useful in microbially enhanced oil release: The present disclosure relates to isolation, identification and application of Shewanella putrefaciens strain LH4:18 that grows, under denitrifying anaerobic conditions, on crude oil as the sole carbon source. This organism assists in oil release from substrate in reservoir simulations when grown on either lactate or peptone as a carbon source.... Agent: E I Du Pont De Nemours And Company Legal Patent Records Center

20090260805 - Methods of inferring flow in a wellbore: Disclosed herein is a method of inferring flow in a production string. The method includes, monitoring pressure along a perforated production string, and inferring flow from the monitored pressure.... Agent: Cantor Colburn, LLP

20090260804 - Mobile well services assembly: A mobile assembly usable in at least one well services operation includes a chassis, a drum disposed on the chassis having a spooled element disposed thereon for use in the at least one well services operation, a winch disposed on the chassis and attached to the spooled element for raising... Agent: Schlumberger Ipc Attn: David Cate

20090260806 - Bottomhole tool and a method for enhanced oil production and stabilization of wells with high gas-to-oil ratio: A bottomhole tool and a method for optimizing oil production rate from an oil well with high gas-to-oil ratio and stabilizing thereof in case of occurrence of a gas cone or gas skin conditions are disclosed. The resistance of the adjustable multi-stage flow resistor is determined by a position of... Agent: Boris Leschinsky

20090260807 - Selective zonal testing using a coiled tubing deployed submersible pump: An apparatus for measuring a property of a formation comprising a coiled tubing unit having one or more downhole sensors capable of being lowered into a wellbore, a submersible pump capable of being lowered into a wellbore by the coiled tubing unit, means to power the submersible pump, and a... Agent: Schlumberger Technology Corporation

20090260808 - Method for treating a hydrocarbon containing formation: Methods of generating subsurface heat for treating a hydrocarbon containing formation are described herein. The methods include providing a stream that includes water to a plurality of wellbores. Fuel and oxidant is provided to one or more flameless distributed combustors positioned in at least one of the wellbores. The fuel... Agent: Shell Oil Company

20090260809 - Method for treating a hydrocarbon containing formation: Methods of generating subsurface heat for treatment of a hydrocarbon containing formation are described herein. Methods include providing steam to at least a portion of a hydrocarbon containing formation from a plurality of locations in a wellbore. The steam is hotter than a temperature of the portion. The steam is... Agent: Shell Oil Company

20090260810 - Method for treating a hydrocarbon containing formation: Methods of generating subsurface heat for treatment of a hydrocarbon containing formation are described herein. Methods include providing steam to at least a portion of a hydrocarbon containing formation from a plurality of locations in a wellbore. The steam is hotter than a temperature of the portion. The steam is... Agent: Shell Oil Company

20090260811 - Methods for generation of subsurface heat for treatment of a hydrocarbon containing formation: Methods of generating subsurface heat for treatment of a hydrocarbon containing formation are described herein. Steam is provided to at least a portion of a hydrocarbon containing formation from a plurality of substantially horizontal steam injection wells. A mixture comprising hydrogen sulfide and an oxidant is combusted in one or... Agent: Shell Oil Company

20090260812 - Methods of treating a hydrocarbon containing formation: Methods of generating subsurface heat for treatment of a hydrocarbon containing formation are described herein. Methods include providing water through one or more wellbores to at least a portion of a hydrocarbon containing formation and combusting at least a portion of a fuel stream comprising hydrogen sulfide in the presence... Agent: Shell Oil Company

20090260813 - Method for terminating or reducing water flow in a subterranean formation: This invention relates to a method of reducing the deleterious effects of water production in a subterranean formation by placing an aqueous phase polymer and/or resin, which at a designated set up time, solidifies and blocks water conduits. This invention pertains specifically to a method of conditioning well bores and... Agent: Gowling Lafleur Henderson LLP

20090260814 - System and method to facilitate treatement and sand control in a wellbore: A technique provides a multi-stage well treatment system having a plurality of packers and a plurality of flow valves. The multi-stage well treatment system can be moved downhole in a wellbore and actuated to isolate a plurality of sections along the wellbore for treatment. The system and methodology enable treatment,... Agent: Schlumberger Technology Corporation David Cate

20090260815 - System and method to facilitate treatment and production in a wellbore: A technique enables simultaneous deployment of both treatment equipment and screen assemblies for use during production. The technique utilizes a multi-stage well treatment system deployed in a wellbore to enable treatment of a plurality of sections along the wellbore. Additionally, a plurality of screen assemblies are positioned at the plurality... Agent: Schlumberger Technology Corporation David Cate

20090260817 - Method and apparatus to cement a perforated casing: A method of and an apparatus for treating a near zone and/or a far zone of a well is disclosed. The method comprises the following steps. (1) A tube that is permeable to a material is placed inside a wellbore, forming an annulus inside the wellbore. (2) A setting section... Agent: Schlumberger Technology Corporation David Cate

20090260816 - Method and system for cementing: A valve system for cementing including a valve and a sleeve shifter. The valve may have a moveable sleeve with openings and a housing situated about the moveable sleeve and having flow passages. The sleeve shifter may be configured to actuate the valve by moving the sleeve. The valve may... Agent: John W. Wustenberg

20090260818 - Microwave-based downhole activation method for wellbore consolidation applications: Disclosed is a method and a tool for wellbore strengthening during drilling. Selected chemicals are mixed with the drilling fluid but do not react with it. The chemicals concentrate in the filtercake. A tool, which comprises a microwave source, is used to trigger polymerisation or crosslinking reactions within the filtercake... Agent: Schlumberger Oilfield Services

20090260820 - Block copolymers for recovering hydrocarbon fluids from a subterranean reservoir: The present disclosure is directed to compositions and methods that may be used for enhanced oil recovery, for modifying the permeability of subterranean formations and for increasing the mobilization and/or recovery rate of hydrocarbon fluids present in the formations. The compositions may include, for example, expandable cross-linked polymeric microparticles having... Agent: Nalco Company

20090260819 - Compositions and methods for diverting injected fluids to achieve improved hydrocarbon fluid recovery: The present disclosure is directed to compositions and methods that may be used for enhanced oil recovery, for modifying the permeability of subterranean formations and for increasing the mobilization and/or recovery rate of hydrocarbon fluids present in the formations. The compositions may include, for example, expandable cross linked polymeric microparticles... Agent: Nalco Company

20090260821 - Method and apparatus for stimulating wells with propellants: The present invention relates to apparatus and methods to stimulate subterranean production and injection wells, such as oil and gas wells, utilizing rocket propellants. Rapid production of high-pressure gas from controlled combustion of a propellant, during initial ignition and subsequent combustion, together with proper positioning of the energy source in... Agent: Proskauer Rose LLP

20090260822 - Backoff sub and method for remotely backing off a target joint: A backoff sub includes a housing; and a backoff facilitator at least partially within the housing and capable of adding energy to a system within which the sub is disposable and method.... Agent: Cantor Colburn, LLP

20090260824 - Hydrocarbon production from mines and tunnels used in treating subsurface hydrocarbon containing formations: A system for treating a subsurface hydrocarbon containing formation includes one or more substantially horizontal or inclined tunnels extending from one or more shafts. A production system is located in at least one of the tunnels. The production system is configured to produce fluids from the formation that collect in... Agent: Shell Oil Company

20090260823 - Mines and tunnels for use in treating subsurface hydrocarbon containing formations: A system for treating a subsurface hydrocarbon containing formation includes one or more substantially horizontal or inclined tunnels extending from at least one shaft. One or more heater sources are located in one or more heater wellbores coupled to at least one of the substantially horizontal or inclined tunnels.... Agent: Shell Oil Company

20090260825 - Method for recovery of hydrocarbons from a subsurface hydrocarbon containing formation: Methods for treating a hydrocarbon containing formation are described herein. A comprising hydrogen sulfide is combusted in one or more surface facilities exterior to the hydrocarbon containing formation to produce a sulfur oxides stream. At least a portion of the sulfur oxides stream is provided to a hydrocarbon containing formation.... Agent: Shell Oil Company

20090260827 - Enzyme enhanced oil recovery (eeor) for water alternating gas (wag) systems: The present disclosure relates to the release or recovery of subterranean hydrocarbon deposits and, more specifically, to a system and method for enhanced oil recovery (EOR), by utilizing enzyme compositions and water-alternating-gas (WAG) methods for injecting water compositions, followed by miscible, near miscible or immiscible gas into subterranean formations for... Agent: Guerry Leonard Grune

20090260826 - Method and system for injection of viscous unweighted, low-weighted, or solids contaminated fluids downhole during oilfield injection process: A system for injecting a fluid into a formation including a fluid, and at least one injection pump configured to receive the fluid, the at least one pump including a centrifugal pump having at least two stages configured to increase the pressure of the received fluid is disclosed. The system... Agent: Osha Liang/mi

20090260828 - Use of carbon-dioxide-based fracturing fluids: A method of treating a shale-containing subterranean formation penetrated by a wellbore is accomplished by forming a carbon dioxide treatment fluid having a viscosity of less than about 10 mPa-s at a shear rate of about 100 s−1. The carbon dioxide treatment fluid is introduced into the formation through the... Agent: Schlumberger Technology Corporation David Cate

20090260829 - Subsea tree safety control system: An embodiment of a method for limiting the probability of failure on demand of a subsea test tree (“SSTT”) includes the steps of providing a safety shut-in system for actuating a safety valve of the SSTT, the safety shut-in system including a surface control station positioned above a water surface... Agent: Patent Counsel Schlumberger Reservoir Completions

20090260830 - Rigless well completion method: A method and system for completing a well below the bottom of a body of water includes assembling a completion string at a location away from a location of the wellbore, moving the assembled completion string to the location of the wellbore and inserting the assembled completion string into the... Agent: Richard A. Fagin

20090260831 - High pressure sleeve for dual bore hp riser: A high pressure sleeve for a dual bore high pressure riser is provided. The high pressure sleeve is arranged for forming a connection between either the annulus bore and the high pressure sleeve, or for forming a connection between the high pressure sleeve and the production bore. The choice of... Agent: Manelli Denison & Selter

20090260832 - Non-orientated tubing hanger with full bore tree head: A subsea wellhead assembly includes a wellhead housing, a production tree, a tubing hanger adapted to land in the wellhead assembly inside the wellhead housing without a need for angular orientation, a bridge member on the tubing hanger in the production tree, a port radially formed through the tubing hanger... Agent: Patent Department Ge Oil & Gas

20090260833 - Method and apparatus to provide electrical connection in a wellhead for a downhole electrical device: Wellhead assembly and method for providing a power connection to a downhole electrical device, such as a heater. Pressure-containing wellhead body members enclose a vertical wellbore and support therein an isolated tubing hanger and a grounding tubing hanger. The isolated tubing hanger suspends a conducting tubing string, while the grounding... Agent: Greenlee Winner And Sullivan P C

20090260834 - Intervention rod: A rod having an embedded optical fibre has a stiff composite outer layer (10) to make the rod self straightening to enable it to be pushed into a pipe or borehole from a spool. This can help enable a reduction of friction between rod and conduit and can enable longer... Agent: Barkume & Associates, P.C.

20090260835 - System and method for controlling placement and flow at multiple gravel pack zones in a wellbore: A technique utilizes a tool to selectively shift flow control devices in a variety of well applications. In one application, the tool is delivered downhole via coiled tubing to selectively deliver treatment fluid and shift valves in a combined well treatment and sand control well system. The tool also can... Agent: Schlumberger Technology Corporation David Cate