Matches 1 - 50 out of 219 1 2 3 4 5 >


Match Document Document Title
8997865 Process of sealing a breakthrough created during the production of hydrocarbons in a subterranean formation  
A method for sealing a breakthrough penetrating an injection well.
8967256 Wellbore perforation tool  
A perforation tool comprises an explosive charge comprising an explosive focal axis, a tool body containing the explosive charge, and a flowable material carried with the tool and disposed along...
8967254 Aqueous resin compositions and methods for cement repair  
A composition for repairing voids or cracks in a cement sheath or plug comprises an aqueous epoxy resin, a hardener, an alkali-swellable material and an aqueous carrier fluid. The particle size of...
8936081 Compositions and methods for servicing subterranean wells  
Fluid compositions containing a silica-particle suspension with no intrinsic cementitious properties may be pumped into a wellbore. Upon making downhole contact with previously placed well cements...
8807211 Tool for shutting off openings or leaks in a well bore  
A shutoff tool for being entered into a well bore and shutting off openings or leaks, said shutoff tool comprising: one or more enclosures prepared for comprising a sealant, said sealant being...
8770302 Pipe anchoring and expanding unit for producing a slim well and method for producing a slim well using the same  
An anchoring and expanding unit comprising an anchoring device (20, 20′) and an expanding device (30, 30′), reciprocally removably constrained, the anchoring device (20, 20′) being of the...
8727015 Method and apparatus of mounting a valve on a flange with flexible bolts to stop oil flow from a ruptured pipe or device  
A method and apparatus for stopping oil flowing from the end of a ruptured pipe, by mounting a flange on the end of the ruptured, if a flange is not already present; providing a gate valve having...
8672028 Settable compositions comprising interground perlite and hydraulic cement  
Methods and compositions are disclosed that comprise interground perlite and hydraulic cement. An embodiment provides a method of cementing comprising: providing a settable composition comprising...
8657001 Downhole release joint  
An apparatus comprises a support member operable to be disposed within a tubular member that includes a threaded connection with a pin member. The tubular member is coupled to an expansion device...
8622122 Rod reel and method of repairing a rod string  
A rod reel includes a reel body having a central axis, a first rod receiving channel and a second rod receiving channel. The first and second rod receiving channels are centered about the central...
8573251 Flow rate control valve  
A flow rate control valve, wherein the flow rate control valve is provided with a first circular tube section having first and second ports formed on a body forming the flow rate control valve,...
8522872 In situ decomposition of carbonyls at high temperature for fixing incomplete and failed well seals  
Methods and systems relating to in situ decomposition of carbonyls at high temperature for fixing incomplete and failed well seals, are described. According to one embodiment, a method, comprises...
8499840 Downhole release joint with radially expandable member  
A downhole releasable tubular 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....
8408310 Method and apparatus of mounting a valve on a flange with flexible bolts to stop oil flow from a ruptured pipe or device  
A method and apparatus for stopping oil flowing from the end of a ruptured pipe or other device, by mounting a flange on the end of the ruptured pipe or device, if a flange is not already present;...
8403045 Settable compositions comprising unexpanded perlite and methods of cementing in subterranean formations  
An embodiment of the present invention comprises a method of cementing comprising: placing a settable composition into a well bore, the settable composition comprising unexpanded perlite, cement...
8356666 Wellbore perforation tool  
A wellbore perforation tool comprises an explosive charge, a tool body containing the explosive charge, and a flowable material carried with the tool. The flowable material is released by...
8215394 Control line patch  
A control or other line with a hole downhole can be repaired by pumping a device that is driven by pressure delivered behind a leading seal. The device advances until the leading seal passes the...
8162053 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...
8151895 Eutectic salt inflated wellbore tubular patch  
Systems and methods for patching a desired section of wellbore casing or another tubular member. A patch assembly is provided which includes a tubular patch sub which is radially surrounded by an...
8122958 Method and device for transferring signals within a well  
A method and device for a running tool for drilling or cleaning and setting a lining and a completion string in an underground borehole. The running tool comprising a drilling tool, an expandable...
8079415 Wellbore intervention tool  
The present invention provides a conveyance tool and a tool string having one or more sensors or cameras for detecting the performance of pre-existing perforations in a cased wellbore, and one or...
8074722 Method for securing a damaged wellhead  
A technique for securing a subsea well that has had some of its components damaged as a result of a storm or other catastrophic event. The techniques utilizes a casing head assembly that may...
8061423 Expandable wellbore assembly  
An assembly for use in a wellbore formed in an earth formation, comprising an expandable tubular element and an outer structure having first and second portions arranged at a distance from each...
7980302 Compliant expansion swage  
The present invention generally relates to a swage assembly that is movable from a compliant configuration having a first shape to a substantially non-compliant configuration having a second...
7954553 Use of low impact expansion to reduce flow friction  
Systems and methods for increasing fluid flow characteristics within a hydrocarbon production tubing string within a wellbore. An expansion member is passed through the interior flowbore of one or...
7946351 Method and device for sealing a void incompletely filled with a cast material  
A method and a device for sealing a void incompletely filled with a castable material, in which an expandable material is placed in the void which is to be filled with the castable material, the...
7934552 Method and apparatus for well casing repair and plugging utilizing molten metal  
Method and apparatus used to deploy and process eutectic metal alloy material into an oil, gas or water well for the purpose to plug and seal selected downhole casing leaks. The apparatus includes...
7861779 Method and device for establishing an underground well  
A method and a device for establishing an underground borehole (10) and setting a casing (6) in the borehole (10), wherein the running tool (1) including a drilling tool (14), an expandable casing...
7861775 Casing patch  
A casing patch includes a deformable seal configurable to a deformed and undeformed position for sealing and unsealing respectively with a target stub and a pressure based subsystem in operable...
7798223 Bore isolation  
A method of isolating a section of a drilled bore containing a problem zone comprises: providing a section of tubing; locating the tubing in the section of the bore; and expanding the tubing and...
7743828 Methods of cementing in subterranean formations using cement kiln cement kiln dust in compositions having reduced Portland cement content  
The present invention includes methods of cementing in subterranean formations using cement kiln dust in compositions having reduced Portland cement content. An embodiment of a method comprises...
7740066 Additives for high alumina cements and associated methods  
The present invention includes methods and compositions that include a composition comprising a high alumina cement; a salt comprising at least one salt selected from the group consisting of an...
7717176 Permeable cements  
A permeable cement composition including an aqueous slurry of a hydraulic cement which is based upon a water-immiscible dispersed fluid phase and a hollow particulate material. The hollow...
7690426 Method of repairing failed gravel packs  
The invention is directed to controlling sand production in an oil and/or gas well. A preferred embodiment of the invention is directed to repairing a downhole screen by pumping neutrally buoyant...
7681636 Pipe expander  
An expander is provided for radially expanding a tubular element, the expander having an axially forward direction and being provided with thrust means for exerting a thrust force to the expander...
7681648 Method of monodiameter well construction  
A method and apparatus for completing a well through expansion of tubing enable construction of the well or at least part of the well with a mono-diameter or substantially no inside diameter...
7673692 Eutectic material-based seal element for packers  
The present invention relates to a seal element for a wellbore which includes a support member, a bag positioned on the support member and a eutectic material positionable in the bag. The bag may...
7654326 Sorel cements and methods of making and using same  
A method of servicing a wellbore comprising contacting a metal oxide, a soluble chloride or phosphate salt, water, and a liquid retarder to form a cement composition via a continuous process,...
7650944 Vessel for well intervention  
In one aspect, a method and apparatus for intervening in an offshore pipeline while diverting fluid flow to a storage site is provided, so that production through the offshore pipeline may...
7621327 Downhole seal bore repair device  
A tool is preferably landed in a downhole profile commonly found adjacent to seal bores. Once landed, preferably with coiled tubing, pressure in the coiled tubing triggers a switch to power a...
7607480 Method for repair of damaged wells  
A method for repairing damaged wells, especially in marine environments utilizing an alignment apparatus having a substantially cylindrical body member, a lower spear extension and a plurality of...
7597140 Expansion device for expanding a pipe  
A pipe expansion device having an expansion cone tapering in forward direction, a cone-guide, an actuator for displacing the expansion cone and the elongated cone-guide relative to each other, a...
7543639 Open hole expandable patch and method of use  
A patch for placement in a wellbore and associated methods includes a longitudinal member and an anchor that is radially expanded to engage the wall of the borehole to secure the patch against...
7533731 Casing apparatus and method for casing or repairing a well, borehole, or conduit  
A casing apparatus is provided to install a hard, pressure-resistant seal along a wall of a well in situ. The casing apparatus includes a moving device and a deformable tubular sleeve having a...
7516791 Configurable wellbore zone isolation system and related systems  
An apparatus for providing zonal isolation in a wellbore includes a plurality of interlocking sealing elements having anchor elements at the opposing ends. Each anchor element sealingly engages a...
7475733 Communication tool for accessing a non annular hydraulic chamber of a subsurface safety valve  
A communication tool (100) includes a housing (102) having recesses (110) and a set of axial locating elements (112) radially extendable through the recesses (110) and engagably positionable...
7458426 Steel pipe for embedding-expanding, and method of embedding-expanding oil well steel pipe  
(1) A steel pipe that is expanded radially in a state wherein it was inserted in a well such as an oil well, characterized in that the non-uniform wall thickness ratio E0 (%) before expanding...
7434622 Compliant cone for solid liner expansion  
An expander tool includes segments capable of deflecting inward in response to a restriction encountered while expanding a tubular downhole. The expander tool includes an inner mandrel having a...
7413012 System and method for collecting escaping hydrocarbons from a breached well pipe  
A method and system for containing escaping hydrocarbon fluid from a well pipe of a production well. Suppression of the hydrocarbon fluid to a level below the breach location using a control fluid...
7401647 Flush mounted tubular patch  
Casing or other well tubulars that have failed are repaired in a manner that doesn't reduce the final inside diameter and doesn't further propagate the failure. The tubular needing repair is first...

Matches 1 - 50 out of 219 1 2 3 4 5 >