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8857511 Method and apparatus for restoring contaminated groundwater  
Apparatus and method are provided to restore contaminated groundwater based on in-situ periodic pumping and recharging. The apparatus includes a contaminated groundwater suction system, an in-situ...
8857540 Method and apparatus for releasing gas pressure from a drill string  
An apparatus for releasing gas pressure from a drill string includes a tubular housing having a circumferential sidewall, an axis, a first end, a second end and a central passage extending between...
8859942 Insulating blocks and methods for installation in insulated conductor heaters  
An insulated conductor heater may include an electrical conductor that produces heat when an electrical current is provided to the electrical conductor. An electrical insulator at least partially...
8857506 Alternate energy source usage methods for in situ heat treatment processes  
Systems, methods, and heaters for treating a subsurface formation are described herein. At least one method for providing power to one or more subsurface heaters is described herein. The method may...
8857524 Method and apparatus for suspending a cable in a pipe  
Apparatus (14) for supporting a cable (16) in a fluid-filled pipe (10) extending through an underground borehole, comprising a body for connection to an end of the cable extending along the pipe,...
8857521 Venting gas  
Apparatus and a method are disclosed for venting gas from an annulus region of a flexible pipe. The method includes the steps of depressurising a bore region of a flexible pipe and via at least one...
8851178 System and method for fracturing while drilling  
A method of fracturing a formation while drilling a wellbore. The method includes providing a bottomhole assembly (“BHA”) having a reamer positioned above a pilot hole assembly, connecting the BHA...
8853136 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...
8851189 Single trip multi-zone completion systems and methods  
Disclosed are systems and methods of producing from multiple production zones with a single trip multi-zone completion system. One single trip multi-zone completion system includes an outer...
8851166 Test packer and method for use  
A downhole tool having a throughbore is disclosed for use in a tubular located in a wellbore. The downhole tool has a sealing element configured to seal an annulus between the downhole tool and an...
8851175 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...
8851185 Dual metal seal system  
A wellhead seal assembly has a primary seal and a secondary seal, each seal forming a metal-to-metal seal between inner and outer wellhead members. A primary metal seal ring has inner and outer...
8851194 Seal with bellows style nose ring  
A seal assembly between a wellhead housing having a bore and a casing hanger, has an inner seal leg for sealing against hanger and an outer seal leg for sealing against housing. An extension...
8851190 Ball check valve integration to ICD  
A production sleeve assembly for use downhole comprises a fluid pathway configured to provide fluid communication between an exterior of a wellbore tubular and an interior of the wellbore tubular,...
8851187 Method for mobility control in oil-bearing carbonate formations  
A method for enhancing recovery of oil from an oil-bearing carbonate formation within a reservoir. The method has the steps of (a) introducing a viscous gel under pressure into the oil-bearing...
8851169 Process and apparatus for enhancing recovery of hydrocarbons from wells  
A method of enhancing recovery of hydrocarbons from a hydrocarbon formation, includes heating the hydrocarbon formation by injecting heated gas into a borehole; generating a series of pressure...
8851170 Heater assisted fluid treatment of a subsurface formation  
A method for treating a tar sands formation includes providing heat from a first heater located between a steam injection well and a production well in a hydrocarbon containing layer. The first...
8851176 Subsea hydrocarbon recovery  
The present invention relates to recovery of hydrocarbons being released subsea in an uncontrolled manner. More specifically, the invention relates to an apparatus, process and system for the...
8851167 Mechanical liner drilling cementing system  
A packer setting tool sets a liner top packer by mechanical rotation of the running tool and set down weight following cementing of a liner. The packer setting tool includes a tubular release body...
8851168 Performance centralizer for close tolerance applications  
A centralizer having a plurality of collapsible bows interconnecting a first collar and a second collar, with the centralizer disposed on a tubular with a stop collar, and an attachable retainer(s)...
8853137 Increasing fracture complexity in ultra-low permeable subterranean formation using degradable particulate  
A method of increasing the fracture complexity in a treatment zone of a subterranean formation is provided. The subterranean formation is characterized by having a matrix permeability less than 1.0...
8851184 Process, device, and system to cap and seal oil and gas in a riser pipe  
A containment valve assembly using the upcoming pressures to control the flow of oil/gas through a riser pipe with a stop flow plug positioned within the valve housing that has an outer surface...
8853135 Method for treating wellbore in a subterranean formation with high density brines and complexed metal crosslinkers  
The invention discloses a method of treating a wellbore by providing an aqueous mixture of a hydrated polysaccharide with a salt; adding to the mixture a cross-linking agent for cross-linking the...
8851186 Split stream oilfield pumping systems  
A method of pumping an oilfield fluid from a well surface to a wellbore is provided that includes providing a clean stream; operating one or more clean pumps to pump the clean stream from the well...
8851173 Set-delayed cement compositions comprising pumice and associated methods  
A variety of methods and compositions are disclosed, including, in one embodiment, a method of cementing in a subterranean formation, comprising: providing a set-delayed cement composition...
8851188 Restricting production of gas or gas condensate into a wellbore  
A method of producing liquid hydrocarbons from a subterranean formation can include flowing the liquid hydrocarbons from the formation through at least one valve, and increasingly restricting flow...
8851179 Process and process line for the preparation of hydraulic fracturing fluid  
A process and process line is provided for preparing a friction-reduced hydraulic fracturing fluid at a central location which can be readily transported to an oil or gas well in a formation at a...
8851163 Multiple offset slim connector  
A system, in certain embodiments, includes a wellhead connector configured to connect with multiple wellheads within a single wellhead conductor. The system may also include a hold down ring...
8851160 Percussion operated firing mechanism for perforation of wellbores and methods of using same  
Perforation guns comprise a firing head to activate an initiator which, in turn, causes detonation of perforation charges. The firing head comprises a firing pin in sliding engagement with a bore...
8851174 Foam resin sealant for zonal isolation and methods for making and using same  
Foamable epoxy-based zonal isolation sealing compositions include epoxy resin and a blowing agent and methods for isolating zones in borehole of oil and gas wells using the compositions, where the...
8851164 Tubular handling device and methods  
A tubular member handling apparatus including a tubular member running tool, an elevator, first actuators each extending between the running tool and the elevator, and second actuators each...
8851193 Self-centering downhole tool  
A self-centering tool for use in a wellbore includes a centering mechanism, a biasing mechanism, and a release mechanism. The centering mechanism includes at least one arm that is configured to...
8851191 Selectively fired high pressure high temperature back-off tool  
A method for unseating a threaded connection of wellbore tubing within the wellbore. The method utilizes a back-off tool which consists of a tubular metal housing, a shaped charge and HNS...
8851180 Self-releasing plug for use in a subterranean well  
A flow control system for use in a subterranean well can include a flow chamber through which a fluid composition flows, and a plug which is released in response to an increase in a ratio of...
8851182 Wellhead hanger shoulder  
A well production system including a wellhead and a first casing string supported from a first casing hanger landed on a shoulder in the wellhead bore. A loading shoulder assembly is installable in...
8851162 Sucker rod apparatus and method  
The present disclosure relates to a fiberglass rod with connectors on each end. Each connector has a rod-receiving receptacle having an open end, a closed end, and axially spaced annular wedge...
8851165 Compact cable suspended pumping system for lubricator deployment  
A pumping system includes a submersible high speed electric motor operable to rotate a drive shaft; a high speed pump rotationally connected to the drive shaft and including a rotor having one or...
8851172 High strength, low density metal matrix composite ball sealer  
High strength, low density ball sealer for sealing openings in oil or gas wells, such as perforations formed through the well casing or openings formed through slidable packers or sleeves received...
8851202 Method and device for transporting pipestringsections between a storage unit and a drill rig  
A method and a device for transporting pipe string sections (2) between a storage unit (1) wherein the longitudinal axes of the pipe string sections are arranged horizontally and a position of use...
8851183 Casing hanger lockdown slip ring  
A seal seals an annulus in a subsea assembly between a wellhead and a casing hanger landed on a shoulder within a bore of the wellhead. The seal includes a casing hanger seal ring disposed within...
8850706 Method of manufacturing a well screen  
An expanded non-bonded mesh well screen. A method of manufacturing a well screen includes the steps of: expanding at least a portion of a screen jacket; and then securing the screen jacket onto a...
8851192 Method and apparatus for forming a tubular conduit  
A method of forming a tubular conduit in a borehole, wherein the borehole is closed by means of a pressure barrier capable of sustaining a borehole pressure and having at least one pressure...
8851171 Screen assembly  
An apparatus that is usable with a well includes a string and a screen assembly, which is adapted to be run downhole on the string. The screen assembly includes a tubular carrier and a container....
8851181 Method for circulating a fluid entry out of a subsurface wellbore without shutting in the wellbore  
A method for removing a fluid influx from a subsea wellbore drilled using a pump to return fluid from the wellbore to the surface. The method includes detecting the influx when a rate of the return...
8851161 Cross-communication between electronic circuits and electrical devices in well tools  
A well tool can include multiple electrical devices and multiple electronic circuits which control operation of the respective electrical devices, each electronic circuit including a respective...
8851177 In-situ kerogen conversion and oxidant regeneration  
The invention relates to methods for extracting a kerogen-based product from subsurface shale formations. The methods utilize in-situ reactions of kerogen involving liquid phase chemistry at...
8851860 Adaptive control of an oil or gas well surface-mounted hydraulic pumping system and method  
The disclosed invention provides intelligent adaptive control for optimization of production output, energy efficiency and safety of a linear reciprocating long stroke hydraulic lift system, for...
8844615 Oilfield material delivery mechanism  
A mechanism for pressurized delivery of material into a well without exposure to a high pressure pump. The mechanism may include material delivery equipment that is coupled to the high pressure...
8844620 Side-tracking system and related methods  
A sidetracking tool includes a setting tool having an expandable anchor, a whipstock connected to an upper end of the setting tool, the whipstock having a ramp face along an axial length thereof,...
8844633 Method for maintaining wellbore pressure  
A method for maintaining wellbore pressure includes reducing flow rate of a drilling fluid pump fluidly connected to a drill pipe in the wellbore. Flow out of the well is enabled into a first...