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Patent Searching and Data


Matches 351 - 400 out of 9,125

Document Document Title
WO/2017/176636A1
In one embodiment, an annular isolation device (100) for a riser includes a tubular body (110) connectable to the riser. A closure member (151) is rotatable between a closed position isolating fluid communication in the tubular body and ...  
WO/2017/176394A1
A Self-Locking Slurry Tube Connector and Protection Arrangement includes a jumper tube; a tube cover supporting and protective of the jumper tube. A connector sealed to the jumper tube and configured to move on the jumper tube from a fir...  
WO/2017/176907A1
A telescopic drill rod (2) has at least two rod members (20, 30} disposed coaxially to one another, with the inner rod member (30) being axially slidable relative to the cater rod member (20) in a telescoping mariner between an extended ...  
WO/2017/174488A1
The invention relates to a magnetic propulsion system (6) to exert a forward thrust and/or a counter hold on the drill components of a drilling system, wherein the drill components are or can be tightly coupled to a tubular member (604) ...  
WO/2017/176127A1
It is disclosed a system and method for drilling rock cores, and in particular to determine their orientation in the subsurface. The core drilling system includes a drill string with a drill bit at an end thereof, a core sampling arrange...  
WO/2017/176414A1
A method of completing a wellbore system that includes a main wellbore and a lateral wellbore intersecting the main wellbore at a junction is disclosed, wherein in one embodiment the method includes placing a first outer assembly below t...  
WO/2017/174485A1
The invention relates to a protection sleeve (5) for covering the outer surface of a tubular member (502) of a drilling system between a first and a second end of the tubular member (502), comprising a preferably tubular flexible sleeve ...  
WO/2017/176931A1
The present disclosure provides a bow-spring centralizer by using thinner bows of advanced alloys and thermal conditioning that can reduce the thickness of the bows compared to traditional bows, and yet provide sufficient restoring force...  
WO/2017/171725A1
A device for connecting sucker, or drive rods, consisting of a threaded coupling, one end of which has a right hand female thread and the other a left hand female, which joins the threaded pins of adjacent rods. The ends of the pins are ...  
WO/2017/171933A1
A milling tool includes a cutting insert coupled to a blade. The blade may change from a retracted to an expanded state to engage and cut downhole casing. The cutting insert may include a semi-elliptical body having major and minor diame...  
WO/2017/168171A1
A coupling apparatus (10) configured to be positioned between an upper end of a tubing string (12) and a top drive (64) is described. The apparatus (10) is configured to be held in position between the upper end of the tubing string (12)...  
WO/2017/167780A2
The invention relates to a drill pipe for use during the creation of a borehole in a ground from a starting point to a target point along a predetermined drill line, in particular for the near-surface laying of underground cables or elec...  
WO/2017/171714A1
The disclosed embodiments include a self-locking coupler, a method to couple adjacent tubing sections, and a self-locking coupling assembly. In one embodiment, the self-locking coupler includes a coupling shroud having an external interf...  
WO/2017/167780A3
The invention relates to a drill pipe (10) for use during the creation of a borehole in a ground (100, 101) from a starting point (101) to a target point (102) along a predetermined drill line, in particular for the near-surface laying o...  
WO/2017/172563A1
Aspects of the disclosure can relate to a system including an implement (e.g., a steering tool, a drill bit) tetherable to an equipment string (e.g., a drill string), where the implement includes a steering mechanism to steer the equipme...  
WO/2017/164869A1
The disclosed embodiments include a coupler assembly and method for conveying a single piece liner hanger body. In one embodiment, the coupler assembly includes a nut, a load transfer sleeve, a locking dog retainer, a garter spring, a lo...  
WO/2017/164834A1
The disclosed subsea clamp tensioning system includes predictability of gasket pre-load to input closure and allows a subsea clamp tensioning system to be closed and made-up without the hindrance of frictional loads that will cause a los...  
WO/2017/163067A1
A pipe connector (12) comprising tubular pin member (13) having an outer peripheral surface (15) and a tubular box member (26) having an inner peripheral surface corresponding to the outer peripheral surface of the pin member and which o...  
WO/2017/165531A1
Tools are often leased or rented by the owners of the tools. The price paid to rent or lease the tools can be based on a number of factors including the total time in which the downhole tool is in use, the time in possession of the rente...  
WO/2017/165682A1
A ported sub integrates a seat for an object to land on to allow pressure buildup. A sleeve shifts with the ball and the seat to open ports that are screened. The openings feature hardened inserts to control wear from high velocity fluid...  
WO/2017/160305A1
A sensor system includes interconnected and axially spaced apart sensor devices deployed along an outer surface of a downhole tool string. The sensor devices including a sensor disposed with a protective housing and control electronics l...  
WO/2017/160291A1
A flow control assembly having a body defining a central flow passage and one or more lateral flow openings that facilitate fluid communication between the central flow passage and an exterior of the body, and a flow trim positioned with...  
WO/2017/160264A1
Wellbore systems containing a hydraulically regulated primary safety valve may have their hydraulic regulation transferred to an insert safety valve disposed in a nipple. Transfer of the hydraulic regulation may take place mechanically, ...  
WO/2017/160266A1
A subsurface tool adapted to extend within a wellbore that includes an outer sleeve defining a first passageway; an inner sleeve disposed within the first passageway to form an annulus between the outer sleeve and inner sleeve; and a fir...  
WO/2017/158573A1
A gear system (10) comprises a modular gear assembly (124,125,127) which is housed in a gear assembly housing (114). The gear assembly housing (114) is adapted to be connected to another gear assembly (124,125,127) which drives an output...  
WO/2017/156129A1
Wellbore packer 10 includes base pipe 12, pair of end rings 14, swellable material 16 connected to the base pipe 12 in between pair of end rings 14, and non swellable end caps 18 connected to swellable material 16, and base pipe 12 in be...  
WO/2017/153169A1
A downhole tool (20) is being presented, the downhole tool being adapted to operate in a well bore (2) and further comprising a segmented housing (28), the segmented housing having at least a first and a second tube segment (110,120) for...  
WO/2017/155868A1
A deformable downhole article for use in a wellbore includes a tubular component configured for placement in a wellbore, a deformable material disposed around an outer surface of the tubular component, and an electrically conductive elem...  
WO/2017/155546A1
A single trip multi-zone completion system includes a plurality of completion sections operatively coupled together and extendable within a wellbore. Each completion section includes a base pipe providing an interior and defining one or ...  
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...  

Matches 351 - 400 out of 9,125