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8893787 Operation of casing valves system for selective well stimulation and control  
Casing valves for selective well stimulation and control. A well system includes at least one valve interconnected in a casing string operable via at least one line external to the casing string to...
8893785 Location of downhole lines  
A method of determining an azimuthal orientation of a well tool relative to a line in a well can include connecting at least one acoustic source to the well tool, the acoustic source having a known...
8893795 Automatic chemical treatment system with liquid level sensor in chemical tank for calibration and chemical dispensing rate control  
A wellbore chemical treating system include a storage vessel for containing a treating chemical. A chemical dispenser is in fluid communication between an outlet of the vessel and a well for...
8893803 Safety relief valve system for use with subsea piping and process for preventing overpressures from affecting the subsea piping  
A subsea relief valve system for use in a subsea environment has subsea piping having a first portion and a second portion, a choke cooperative with the subsea piping and movable between an open...
8895486 Methods and compositions comprising cement kiln dust having an altered particle size  
Methods and compositions are disclosed that comprise cement kiln dust having a mean particle size that has been altered. An embodiment discloses a method of preparing cement kiln dust comprising:...
8893808 Control systems and methods for centering a tool in a wellbore  
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...
8895487 Cement composition containing an additive of a pozzolan and a strength retrogression inhibitor  
A cement composition comprises: cement; water; and an additive, wherein the additive is a pozzolan and a strength-retrogression inhibitor, and wherein a mixture consisting essentially of: the...
8893772 Modular apparatus for assembling tubular goods  
A modular pipe gripping assembly has a universal actuator assembly having a control fluid swivel. An external pipe gripping assembly can be attached to the actuator assembly for gripping the...
8895483 Disproportionate permeability reduction using a viscoelastic surfactant  
The invention discloses a method of for changing the water permeability of a subterranean formation of a well, the method comprising: providing a fluid comprising a liquid carrier and a...
8893798 Barrier valve hydraulic operator with compound valve opening force feature  
A housing can be mounted adjacent an isolation valve and after a fixed number of on and off pressure cycles allow a spring to push an actuator to operate the valve to an open position. The...
8893802 Assembly for supporting at least one fluid transport pipe through an expanse of water, and associated facility and method  
The disclosure relates to an assembly including a supporting buoy and an anchoring assembly (28) comprising a base (100) attached to the bed (12) of the expanse of water. The assembly comprises a...
8893800 Apparatus for, and method of, landing items at a well location  
An apparatus for, and method of, lowering items from a drilling rig to a well located below it through the use of a landing string comprised of drill pipe having an enlarged diameter section with a...
8893775 Multiple electric submersible pump system  
An electric submersible pump (“ESP”) module is disclosed for producing fluids from subsea wells. The ESP module includes at least two ESPs positioned side by side and connected in parallel to dis...
8893797 Self-contained cut-off device  
A self-contained cut-off device for the use in oil and gas extraction comprises a body, a stop valve, a potential energy accumulator, and a hold-release arrangement. The arrangement, fixed in the...
8893827 Drilling apparatus  
A drilling apparatus including a hydraulically powered hammer having a piston to impact a drill bit; a shuttle valve to control reciprocation of the piston; and an accumulator for hydraulic fluid;...
8893810 Arrangement of isolation sleeve and cluster sleeves having pressure chambers  
For wellbore fluid treatment, sliding sleeves deploy on tubing in a wellbore annulus. Operators deploy a plug down the tubing to a first sleeve. The plug seats in this first sleeve, and pumped...
8893782 Fluid sensor and method of using same  
A fluid sensor (and method) for determining at least one parameter of a fluid of a wellbore is provided. The fluid sensor has a base positionable in the wellbore, a base electrode operatively...
8893783 Tubing conveyed multiple zone integrated intelligent well completion  
A system for use with a well having multiple zones can include multiple well screens which filter fluid flowing between a tubing string and respective ones of the zones, at least one optical...
8893786 Well tools operable via thermal expansion resulting from reactive materials  
Methods of actuating a well tool can include releasing chemical energy from at least one portion of a reactive material, thermally expanding a substance in response to the released chemical energy,...
8894021 Cable support  
A cable support is disclosed. The cable support may comprise a mount, a drive support, a strap, and a drive block. The drive support and the strap may be connected to the mount. The drive block may...
8893780 Downhole apparatus with packer cup and slip  
A downhole apparatus and assembly for use in a well bore and associated method are disclosed. The downhole apparatus includes a mandrel, a first slip, and a second slip, both slips being disposed...
8893777 Liquid aeration plunger with chemical chamber  
A chemical deployment plunger includes a reservoir body that has a top and a bottom and an internal chemical reservoir. The chemical reservoir includes one or more channels extending along the...
8893774 Multi-component tubular coupling for wellhead systems  
A multi-component tubular coupling is provided for wellhead assemblies. In one embodiment, the multi-component tubular coupling may include a first tubular member, a landing ring, and a second...
8893805 Bypass valve for use in well bores  
Bypass valve comprising a ported housing (1) and concentrical ported sleeve (2). Ported piston (3) is slidably arranged within the sleeve. Between sleeve and piston is a control system consisting...
8893781 Separating device for removing sand and rock particles  
Provided herein is a separating device for removing sand and rock particles in the extraction of liquids or gases from wells drilled in rock having a plurality of brittle-hard annular discs stacked...
8893809 Flow control device with one or more retrievable elements and related methods  
An apparatus and associated method for controlling a flow of a fluid between a wellbore tubular and a formation may utilize a particulate control device positioned external to the wellbore tubular...
8893807 Remote subterranean tool activation system  
An actuation tool uses a lock that when released allows a moving magnet to move into position to repel another magnet. The repelling force on the second magnet moves it away from a locking position...
8893792 Enhancing swelling rate for subterranean packers and screens  
The swelling rate of a swelling packer element or a conforming foam screen material is accelerated with heat. In one variation reactants that create an exothermic reaction plus a catalyst, if...
8893799 Subsurface safety valve including safe additive injection  
A safety valve for an effluent-production installation, the safety valve comprising a longitudinal shell in which there extends a production tube defining an inside volume for effluent flow. The...
8893789 Shunt tube connection assembly and method  
A shunt tube assembly comprises a shunt tube and a jumper tube comprising a first end. The shunt tube comprises a non-round cross section, and the first end of the jumper tube is coupled to the...
8893804 Alternating flow resistance increases and decreases for propagating pressure pulses in a subterranean well  
A method of propagating pressure pulses in a well can include flowing a fluid composition through a variable flow resistance system which includes a vortex chamber having at least one inlet and an...
8893790 Biomimetic adhesive compositions comprising a phenolic polymer and methods for use thereof  
Biomimetic adhesive compositions can be used in various aspects of subterranean treatment operations. Methods for treating a subterranean formation can comprise: providing an adhesive composition...
8893806 Exercising a well tool  
An exercise tool assembly for operating a downhole tool auxiliary to a primary actuator system of the downhole tool includes a cylinder mandrel configured to be received in the central bore of the...
8893784 Traced chemicals and method to verify and control formulation composition  
Methods and apparatus to control the additives to a chemical composition for use in the oil field services industry. Specifically, a method and apparatus to determine fluid parameters for a fluid,...
8893796 Wellbore valve assembly  
A wellbore valve assembly including a valve member which is moveable relative to the valve seat, the valve assembly being receivable in a wellbore tubing having a first end and a second end, the...
8895485 Methods and compositions comprising cement kiln dust having an altered particle size  
Methods and compositions are disclosed that comprise cement kiln dust having a mean particle size that has been altered. An embodiment discloses a method of preparing cement kiln dust comprising:...
8893776 Downhole ported shifting sleeve  
A pump assembly for recovering hydrocarbons from downhole wells. The pump assembly comprising a seating surface adapted to sealingly engage an interior surface of a first circumferential seal means...
8895481 Viscoelastic surfactant acid treatment  
A method of treating a subterranean formation penetrated by a wellbore involves introducing an acid treatment fluid through the wellbore into the formation. The treatment fluid is formed from a...
8895484 Use of biphenyl, terphenyl, and fluorene sulphonic acid based tracers for monitoring streams of fluids  
Biphenylmono- and polysulphonic acids and salts thereof, fluorenemono- and polysulphonic acids and salts thereof as well as p-terphenylmono- and polysulphonic acids and salts thereof may be used...
8893793 Apparatus and methods for the recovery of hydrocarbonaceous and additional products from oil shale and oil sands  
Hydrocarbonaceous and additional products are recovered from nonrubilized oil shale and oil/tar sands. A hole is formed in a body of oil shale or oil sand. A heater is positioned into the hole...
8887835 Drilling apparatus  
A drilling apparatus including a hydraulically powered hammer having a piston to impact a drill bit; a shuttle valve to control reciprocation of the piston; and an accumulator for hydraulic fluid;...
RE45244 Expandable tubing and method  
An apparatus suitable for use in a wellbore comprises an expandable bistable device. An exemplary device has a plurality of bistable cells formed into a tubular shape. Each bistable cell comprises...
8887816 Polymer compositions for use in downhole tools and components thereof  
A downhole tool or a component thereof may comprise a plasticized polymer composition that comprises a polymer and a water-soluble plasticizer, wherein the plasticized polymer composition has a...
8887802 Torque absorbtion anchor system and method to assemble same  
An electric submersible pump (ESP) torque absorbtion anchor system (TAS) and a method to assemble the same are disclosed. The TAS includes a collar having an uphole end coupled to a production...
8887807 Apparatus and methods for deploying cementing plugs  
An apparatus for installing cement plugs into a well, comprising a protective sleeve having one end adapted to be attached to the end of a drill pipe and arranged to carry a cementing plug around...
8887806 Method for quantifying cement blend components  
Disclosed herein is a method of servicing a wellbore comprising the steps of preparing a dry cement blend comprising a base cement and a crystalline component wherein the dry cement blend is based...
8887809 Treatment fluids comprising transient polymer networks  
Treatment fluid compositions may comprise transient polymer networks for use in methods related to subterranean applications. In one aspect, a method may include providing a treatment fluid...
8887805 Compositions and methods related to mitigating aluminum and ferric precipitates in subterranean formations after acidizing operations  
Trivalent-ion chelating agents may be useful in mitigating the formation aluminum and ferric precipitates in subterranean formations during acidizing operations. An acidizing operation may include...
8888412 Seabed-to-surface linking equipment including a flexible pipe guiding structure  
A bottom-to-surface connection installation between a plurality of undersea pipes resting on the sea bottom and a floating support on the surface and anchored to the sea bottom, the floating...
8887804 Viscoelastic composition with improved viscosity  
The present invention relates to a method for the assisted recovery of crude oil from an underground formation, comprising: a) injecting, via at least one injection means in contact with the...