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Patent Searching and Data


Matches 501 - 550 out of 9,260

Document Document Title
WO/2017/155550A1
A bypass diverter sub including a housing defining a flow passage, a control line bypass piston arranged within a control line bypass bore defined in a wall of the housing, and a balance line bypass piston arranged within a balance line ...  
WO/2017/155674A1
The annular space surrounding a flow tube in a subsurface safety valve is sealingly isolated at opposed ends of the flow tube and pressure compensated to the tubing pressure. The subsurface safety valve is inserted and aligned in an oute...  
WO/2017/155502A1
A method of protecting a nipple profile of a downhole tool that forms a portion of a tubing string and that is exposed to through-tubing completion operations includes securing a single-trip protective sleeve to the tool so that the slee...  
WO/2017/155549A1
A well system includes a tubing string and a subsurface safety valve interconnected with the tubing string and including a housing that defines a central flow passageway and includes a flapper pivotable within the central flow passageway...  
WO/2017/155504A1
A reclosable multi-zone isolation tool including a mandrel assembly with a pull-force lock feature. The tool includes an outer and inner tubular having an annular flow path defined there between, and a central flow path defined by the in...  
WO/2017/151471A1
A jarring tool used to dislodge a stuck tubular string or bottom hole assembly within an underground wellbore. Tubular strings with which the tool may be used may be formed from drill pipe, jointed pipe, or coiled tubing. A funnel elemen...  
WO/2017/151269A1
A downhole system including a valve including a housing having a longitudinal axis, a flowbore within the housing for fluid flow along the longitudinal axis, an annulus within the housing, the annulus concentrically surrounding the flowb...  
WO/2017/151126A1
A downhole tool having a flapper valve assembly for controlling the backflow of fluid into a tubing string that includes at least one flapper. The downhole tool also includes a deformable element that maintains the at least one flapper i...  
WO/2017/151484A1
A mandrel and a packer outer assembly are formed to create spring compartments on opposed sides of a sealing element. The outer assembly is shear pinned to the mandrel to minimize spring travel during setting. Once set in the normal way ...  
WO/2017/151090A1
A system, in some embodiments, comprises: a light source; a fiber optic cable coupled to surface equipment and to downhole equipment and illuminated with fixed-wavelength light by said light source; and a modulator to modulate said fixed...  
WO/2017/148978A1
A down-the-hole hammer drill bit retaining assembly to releasably retain a drill bit at a hammer arrangement of a percussion drilling apparatus. The retaining assembly comprises a drive sub and a retainer ring in which the drive sub comp...  
WO/2017/148497A1
The present invention relates to a well tool device (1) comprising a first subsection (10) and a second subsection (20) connected to each other. The first subsection (10) comprises a first connector (12) having an outwardly facing first ...  
WO/2017/151099A1
In accordance with presently disclosed embodiments, systems and methods for actuating a downhole tool using an improved low load collet are provided. The disclosed low load collet may include a multi-angle profile that enables the collet...  
WO/2017/151131A1
Systems and methods are disclosed for an inner barrel system. The inner barrel system that includes a coring inner barrel. The system also includes a connector sub coupled to the coring inner barrel. The connector sub includes a tubular ...  
WO/2017/144509A1
Stress reducing system and associated method for reducing stresses at a desired position in an offshore production or drilling system, the offshore production or drilling system comprising: a seabed structure, a floating structure and a ...  
WO/2017/146736A1
A well apparatus includes a bottom hole assembly (BHA) comprising a cutting structure at one end of the BHA and a whipstock assembly for selectively deflecting the BHA to form a deviated wellbore. The apparatus further includes a whipsto...  
WO/2017/146584A1
A flexible elongate element (1) for installation in a body of water (W) and configured for extending between a seabed (B) connection device (5) and a unit (6; 10) arranged at the opposite end of the flexible elongate element. At least on...  
WO/2017/145042A1
A single piece spiral spring type centralizer is disclosed that has no joints leading to a robust construction. The centralizer includes a first end ring and a second end ring that is spaced apart from the first end ring along a longitud...  
WO/2017/142926A1
A local position indicating device for a subsea isolation valve that has no other visual signals of its position integrates to the hydraulic actuation system for the isolation valve. Three way valves, connected to an operating control li...  
WO/2017/141047A1
The invention provides a wheel securing system for a downhole device which comprises at least one wheel (26). The system also comprises a wheel retaining member (48) having threads formed thereon configured to threadably engage the downh...  
WO/2017/142660A1
A rigid riser system including a rigid riser and one or more fatigue performance enhancers. The rigid riser includes a plurality of rigid metal sections welded together to form a plurality of girth weld joints. The one or more fatigue pe...  
WO/2017/142815A1
A drilling machine for a wellbore is provided. The drilling machine may include a dynamic lateral pad that is movable between an extended and retracted position. In the extended position, the pad moves the drill bit in a direction for dr...  
WO/2017/138923A1
A casing joint and systems and methods related thereto. The casing joint comprises a tubular body, a window formed through a sidewall of the tubular body, and a degradable material secured to the tubular body to occlude the window. The d...  
WO/2017/139634A1
A hydraulically operated downhole tool located at a depth where control line hydrostatic pressure would normally set the tool is temporarily isolated from hydrostatic pressure and changes thereto from well exposure or downhole operations...  
WO/2017/137026A1
The invention relates to a low-maintenance, safe-operation drilling tool for undisturbed continuous operation for sinking bores in underground rock formations, specifying a selectable direction profile for the borehole by means of a tubu...  
WO/2017/136013A1
Soil displacement piles having a shaft and one or more soil displacement assemblies secured to the shaft are provided. If more than one soil displacement assembly is utilized, each soil displacement assembly is separated by a longitudina...  
WO/2017/135929A1
A constant velocity joint for downhole power transmission has a first insert mounted in a radially extending drive shaft arm. The first insert engages a second insert mounted along a slot formed in a tubular housing disposed to receive t...  
WO/2017/134360A1
The invention relates to a method for monitoring the thermomechanical behaviour of a subsea pipe (2) carrying pressurised fluids and produced by assembling unitary pipe elements (4), the method comprising a step of determining a mechanic...  
WO/2017/134460A1
A reaming assembly (10) having an inner mandrel (12) including spiral lobes disposed on an outer surface thereof. The inner mandrel (12) is hollow and is sized large enough to freely pass a standard drill bit therethrough. The reaming as...  
WO/2017/136413A1
A downhole secondary flow path member includes a tubular having a first end portion, a second end portion, and an intermediate portion having a flow passage extending therebetween. The tubular includes a first opening arranged adjacent t...  
WO/2017/132754A1
An assembly for securing a probe retention member at a desired location within a tubular interior such as in a drill string collar, using one or more securing members external to the retention member or isolating most of the stresses fro...  
WO/2017/131647A1
A rheological lock apparatus includes a fluid chamber formed within a housing between a pair of seals. The fluid chamber contains a rheological fluid. An inner surface of the housing has a first plurality of splines projecting into the f...  
WO/2017/131850A1
Acquiring and evaluating data regarding the performance of critical equipment of various business units distributed around the globe is essential in today's market. In particular aggregating, organizing and evaluating various types of da...  
WO/2017/131969A1
A boring apparatus includes an upper member and a bit body configured to rotate relative to a pilot bit. A first end of the upper member is connected to a workstring. An inner cavity of the upper member includes a first radial cam surfac...  
WO/2017/131526A1
The invention describes a device for coupling a riser to a floating structure, wherein the device comprises: a flexible joint comprising a lower and upper flange, and a ball joint or flexible part with a rugged housing comprising a circu...  
WO/2017/127956A1
Disclosed is a drill rod holder for a pile driver. The drill rod holder comprises a plurality of split type annular rings (1) located on the same horizontal plane. Every two adjacent split type annular rings (1) are connected through a d...  
WO/2017/129949A1
A spacer for a double walled marine conduit has an inner conduit surrounded by a protective outer conduit. The spacer (1) comprises a main body (2) adapted to surround at least a part of the inner conduit and a heat barrier (3) having an...  
WO/2017/131649A1
A rotationally selectable lock apparatus includes an outer element having a plurality of locking pins that are radially spring loaded to extend and retract through the outer element. An inner element is substantially encircled by the out...  
WO/2017/127662A1
An automated sucker rod spacing device comprising a housing, a screw set within the housing and connected to a sucker rod string via a polished rod, a nut which is in threaded engagement with the screw, a means to transmit a rotation for...  
WO/2017/124131A1
A clamp device, for use in a method of securing at least one elongate member along the outer surface of a conduit or pipe, has a split ring or penannular form of body portion that defines a through passage into which the conduit or pipe ...  
WO/2017/127671A1
A method and related apparatus for forming a wellbore in a subterranean formation includes forming a drill string that has a drill bit at a distal end, a drilling motor configured to rotate the drill bit with a drive shaft; a joint coupl...  
WO/2017/127779A1
A rotary cutting tool having a tool body insertable into a drill string with a plurality of projecting or extendable cutter assemblies at positions distributed azimuthally around the longitudinal axis of the tool body. Each cutter assemb...  
WO/2017/123239A1
The present disclosure relates to passively rotating a valve using fluid flow. Some aspects may involve a valve including a body, a lower stem, and vanes. The body may include a bottom portion that can be positioned with respect to a sea...  
WO/2017/123249A1
A downhole tool velocity control apparatus includes a body having a portion with static circumferential diameter and a portion with a variable circumferential diameter. The portion with variable circumferential diameter has at least one ...  
WO/2017/123213A1
A downhole vibration minimization device includes a housing comprising a drilling fluid flow path, a sensor configured to sense a vibration frequency and amplitude of a tool vibration, and a force generator configured to open and close t...  
WO/2017/121087A1
A fully sealed intelligent wired drill pipe tool joint. A male tool joint (1) and a female tool joint (2) are sealingly screwed together by means of a first screw thread pair (3) and a second screw thread pair (4). A contact ring (5) for...  
WO/2017/122087A1
The present invention is directed to fluid compensated downhole connectors and connection systems employing an intensified dielectric fluid compensation. Also disclosed is a permanent downhole fluid compensated electrical connector assem...  
WO/2017/122025A1
A method for deploying a pump in a wellbore comprises coupling the pump to an end of a coiled tubing having upper and lower coiled tubing portions interconnected by a releasable tubing connector, and inserting the pump into the wellbore ...  
WO/2017/118858A1
A downhole disconnect tool (10) is configured to form part of a downhole tool assembly (100) which is run into a borehole (B) as part of a tool string (1000), such as a drill string, the disconnect tool (10) being operable to permit part...  
WO/2017/120515A1
A centralizer assembly (200) is installed on a casing section (10). A bow spring assembly (100) having bow spring members is installed around the outer surface of the casing section and can rotate about the outer surface of the casing se...  

Matches 501 - 550 out of 9,260