Match Document Document Title
9038739 Oil-well tubular anchoring system for LWD/MWD tools  
An anchoring assembly in a downhole tool, the assembly including a first tubular member, a second tubular member coupled to the first tubular member, and an anchoring block disposed between the...
9033060 Tubular anchoring system and method  
A tubular anchoring system includes a frustoconical member and a sleeve with at least one first surface that is radially alterable in response to longitudinal movement of the frustoconical member...
9027659 Low stress traction system  
A technique enables anchoring of a tool in a wellbore. The technique provides traction against a well component without creating high stress concentrations that weaken the well component. An...
9027658 System and method for casing hanger running  
In certain embodiments, a hanger running tool includes an inner sleeve and an outer sleeve. The inner sleeve has a first mating surface configured to engage a second mating surface of a hanger to...
9010415 Apparatus and method for expanding tubulars in a wellbore  
Disclosed is an expansion assembly and method to expand tubulars. In embodiments, an expansion assembly for disposition in a wellbore includes an expandable tubular and an expansion tool that has...
9010446 Downhole clamping mechanism  
An anchoring system for use with a downhole tool includes a body with anchor members mounted on the body that pivot radially outward from the body and into engagement with an inner surface of a...
9010445 Ball grab tubular handling  
A casing running tool is provided having a central mandrel with spiral wedge grooves, an outer cage having generally horizontal slots corresponding to the spiral wedge grooves, and grabber balls...
9004184 Method and wellbore system  
The invention provides a wellbore system comprising an expandable tubular element arranged in a wellbore formed in an earth formation whereby an annular space is present between the tubular...
9004183 Drop in completion method  
A string is equipped with a braking device to regulate its speed into the wellbore through an existing tubular. When the targeted amount of overlap with an existing tubular is accomplished the two...
8997882 Stage tool  
The present invention generally relates to a stage tool. In one aspect, a downhole tool for use in a wellbore is provided. The tool includes a body having a bore. The tool further includes a seal...
9000941 Alternating frequency time domain approach to calculate the forced response of drill strings  
A method for estimating a steady state response of a drill string in a borehole includes calculating a first displacement of the drill string in a frequency domain for a first excitation force...
8997881 Pressure bearing wall and support structure therefor  
A method of supporting a pressure bearing wall against a pressure differential applied across the wall can include positioning a support structure proximate the pressure bearing wall, the support...
8985226 Electric submersible pump, tubing and method for borehole production  
An electric submersible pump assembly (ESP) (21, 120) is deployed in a production tube (20, 100) in a borehole such that the motor (26, 41, 121) of the ESP is spaced from the inner wall of the...
8978772 Casing hanger lockdown with conical lockdown 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...
8978777 Non-rotation lock screw  
A non-rotation lock screw for a wellhead assembly is provided that includes a rotating portion and a non-rotating portion. The non-rotating portion includes a distal end configured to engage a...
8973666 Running adapter  
A plug for sealing a conduit comprises a body having a first section and a second section, and at least one seal element for creating a seal between the plug and the conduit. The at least one seal...
8960274 Wellhead tubular connector  
Systems and methods are provided that may include employing a lockscrew to provide radial and axial force in connecting tubular members in a mineral extraction system. The lockscrew may be angled...
8960288 Select fire stackable gun system  
A system and method of perforating by stacking a perforating string within a wellbore, then deploying the perforating string to a designated depth for detonating shaped charges in the perforating...
8955604 Receptacle sub  
A receptacle sub that increases the venting flowrate during retrieval of a running tool. The sub includes a sleeve with a bypass port in a central bore defined by a tubular body. The sleeve is...
8955605 Downhole tool and method of use  
Embodiments of the disclosure pertain to a mandrel for a downhole tool that may include a body having a proximate end with a first outer diameter and a distal end with a second outer diameter; a...
8950485 Drilling/frac adapter and method of use  
A method of drilling and fracturing a well includes installing a drilling/frac adapter on a lower wellhead housing. The drilling/frac adapter has a higher internal pressure rating than the lower...
8950504 Disintegrable tubular anchoring system and method of using the same  
A disintegrable tubular anchoring system comprises a frustoconical member; a sleeve with at least one first surface being radially alterable in response to longitudinal movement of the...
8950752 Wicker-type face seal and wellhead system incorporating same  
A wellhead seal assembly that forms a metal-to-metal seal between inner and outer wellhead members and a face seal between inner wellhead members. The face seal is created by two opposing sealing...
8950483 System and method for umbilical-less positional feedback of a subsea wellhead member disposed in a subsea wellhead assembly  
A positional feedback system includes a seal assembly coupled to a running tool, the seal assembly having a seal ring and an energizing ring positioned between a hanger and a subsea wellhead. The...
8944156 Hanger floating ring and seal assembly system and method  
Systems and methods are provided for isolating a landing ring of a hanger from pressure inside a wellhead and sealing a portion of the hanger via a seal assembly. The hanger includes a floating...
8944172 Method and system for hydraulically presetting a metal seal  
A system and method is provided for hydraulically presetting a metal-to-metal seal, which may be installed in an annular space between wellhead components. A hydraulic running tool may be landed...
8939220 Expandable slip ring for use with liner hangers and liner top packers  
A liner hanger includes a mandrel and a slip assembly disposed around the mandrel, wherein the slip assembly includes an expandable non-frangible slip ring and a plurality of gripping members. A...
8939221 High pressure lock assembly  
A lock assembly including a mandrel having one or more windows arranged alternatingly with one or more struts. One or more dogs are included corresponding to the one or more windows and are...
8936075 Universal frac sleeve  
A wellhead assembly is provided. In one embodiment, the wellhead assembly includes a universal frac sleeve assembly for isolating portions of a wellhead assembly from pressurized fracing fluid....
8925639 Seal with bellows style nose ring and radially drivable lock rings  
A seal assembly between a wellhead housing having a bore and a casing hanger, has an inner seal leg for sealing against a hanger and an outer seal leg for sealing against the housing. A bellows...
8919431 Wellbore anchoring system  
A hydraulic wellbore anchoring system for use with whipstocks or other tools in either cased or open hole wellbores. The anchoring system includes an upper slip system and a lower slip system. The...
8919453 Scalloped landing ring  
A landing ring having at least one scallop groove formed on an interior of the ring. The landing ring interfaces with a fluted mandrel casing hanger such that the scallop groove aligns between...
8910721 Method of use of a quick connect liner latch system for use with oil well production liner insertion with wire line  
A method of use of a quick connect liner latch system assembly (QCLL). The QCLL latches each joint of a slick line deployed liner together quickly. This system can set an anchor in an existing...
8910711 Fluid container reloading tool  
A fluid container reloading tool for a downhole fluid sampling tool (114) is described. The reloading tool includes an elongated cylindrical body. The body may include a bottom opening sized to...
8905148 Force monitoring tractor  
A downhole tractor assembly that is configured for open-hole applications. The assembly includes a force monitoring mechanism to help monitor and control forces imparted through a drive mechanism...
8899336 Anchor for use with expandable tubular  
A method of lining a wellbore includes deploying a BHA into the wellbore using a conveyance. The BHA includes setting tool, an anchor, and an expandable tubular. The method further includes...
8899337 Method and apparatus for securing and using hyrdajetting tools  
An apparatus for securing and using hydrajetting tools within a borehole includes a housing that defines an inner bore. A flow limiting member may be disposed within the inner bore. The flow...
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...
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...
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...
8881833 Remotely controlled apparatus for downhole applications and methods of operation  
An apparatus for use downhole is disclosed that, in one configuration includes a downhole tool configured to operate in an active position and an inactive position and an actuation device, which...
8875783 Expansion system for an expandable tubular assembly  
The present invention generally relates to an apparatus and method for expanding an expandable tubular assembly in a borehole. In one aspect, a system for expanding a tubular having an anchor...
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...
8844623 Method and system for one-trip hanger installation  
There is provided a system and method for installing a wellhead component in a single trip. Generally, a wellhead component may be run into a wellhead using a running tool. The running tool may...
8839870 Apparatus and methods for running liners in extended reach wells  
A method of lining a wellbore includes deploying the liner into the wellbore using a workstring and a setting tool. The method further includes engaging the setting tool with a casing or liner...
8839869 Composite reconfigurable tool  
A downhole tool for use in a well is configurable as a frac plug, a caged ball frac plug or a bridge plug. The tool has a mandrel with a threaded neck. The mandrel has an expandable sealing...
8833461 Expandable solid load ring for casing hanger  
A subsea wellhead assembly includes a housing with a bore. A hanger is lowered into the housing, the hanger having at least one downward facing load shoulder. An expandable load ring is carried on...
8826994 Full bore system without stop shoulder  
A production assembly for controlling production from a well, the assembly including a wellhead that includes a body and a bore through the body. The bore does not include a hanger support...
8820418 Differential shifting tool and method of shifting  
A shifting tool and method of shifting a downhole device that requires only a minimal profile or no profile to engage and move the movable portion of the tool. The invention comprises a ported...
8820419 Washover tieback method  
A tieback receptacle is configured with an exterior cone and externals seals with a clearance space to accept a tieback shoe that will wash over the receptacle and expand when landed and advanced...