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Patent Searching and Data


Matches 551 - 600 out of 9,171

Document Document Title
WO/2017/086947A1
A cable protector can include a first side bar welded along a length of a casing section. A second side bar can be welded along the length of the casing section. The second side bar can be positioned substantially parallel to the first s...  
WO/2017/082901A1
A downhole chemical injection system that may include at least a first and a second injection port. The first injection port may be fluidically coupled with a chemical injection line and fluidically coupled with a production tubing strin...  
WO/2017/082459A1
A safety enhancement system of a marine riser according to the present invention comprises: a riser having an upper end fixedly coupled to the lower part of a marine structure and extending downward and a lower end from which a weight bo...  
WO/2017/079808A1
The present invention provides a safety system (1) for protecting against a hazard of a drill rod failure in a drilled rock bore (B) above horizontal, and especially a hazard posed by a broken drill rod section (S) lodged within the bore...  
WO/2017/079801A1
A connection device for a core drilling assembly is disclosed, the connection device connectible between a head assembly of a core drilling assembly and an inner tube of the core drilling assembly. The connection device comprises a first...  
WO/2017/079716A1
A tool has an elongated body having an outer surface, a first recess formed at a first axial position along the outer surface, and a second recess formed at a second axial position along the outer surface. The tool also includes a grippi...  
WO/2017/079627A1
A system for load transfer from a wellhead to the sea bed (44) adjacent a subsea well (14), including a suction pile (42) for securing to the sea bed, and a wellhead housing assembly (16) having a longitudinal axis (A) and attached to th...  
WO/2017/079554A1
The present disclosure provides helical ground anchors or piles designed to cut through rock. The helical ground anchors have a shaft, one or more helical plates attached to the shaft and at least one cutting tip attached to the distal e...  
WO/2017/079092A1
A rotary milling tool for milling wellbore casing, casing couplings, or other tubing in a wellbore includes a tool body and a plurality of cutting assemblies coupled to the tool body. At least one cutting assembly includes a supporting s...  
WO/2017/079037A1
A saver sub includes a hollow, tubular body having an upper portion and a lower portion. The upper portion is coupled to a kelly or a top drive, and the lower portion is coupled to a drill string. An insulation layer is positioned betwee...  
WO/2017/078667A1
A treating tube may be positionable in a wellbore to create a passage internal to the treating tube and a passage in an annulus between the treating tube and a wellbore casing. Fluid may be injected into a fracturing zone from above or b...  
WO/2017/079186A1
A downhole rotary tool for comminuting tubing in a borehole comprises a tool body and a plurality of cutting assemblies projecting from or extensible from the tool body and distributed azimuthally around a longitudinal axis of the tool b...  
WO/2017/078660A1
A method may include coiling a fiber line around an exterior side of a casing section. A mold may be temporarily secured to at least a portion of the exterior side of the casing section. An epoxy material may be injected into the mold to...  
WO/2017/077347A1
This invention relates to a stabilizer (10) for a steerable drilling system, in particular for use in drilling directional boreholes for oil and gas extraction. There is provided a stabilizer (10) for a steerable drilling system having a...  
WO/2017/078845A1
An external tieback connector secures to a lower end of a driller riser. The tieback connector has a locking element that engages an external profile on the wellhead housing and an actuating piston within a piston chamber. A hydraulic fl...  
WO/2017/075236A1
A retrievable compression set packer is sequentially released. First the sealing element is allowed to relax. Then the upper slip has wedging action that forces it against a surrounding tubular relaxed. After that the upper slips are pul...  
WO/2017/075339A1
The disclosure relates to the treatment of rods made of metal, particularly to the method of reclamation of used standard length rods, such as pump rods already used in the mechanical deep-pumping extraction of oil, as well as to the pro...  
WO/2017/074644A1
A downhole system (10, 110, 210) includes a tubular (18) having a longitudinal axis (32), and a trace (46) applied on the tubular (18). The trace (46) includes a conductive portion (60) formed from an electrically conductive material (58...  
WO/2017/070773A1
A system and method for locking together a running tool and a tubular member to rotate the tubular member. The system includes a tubular member, such as a mandrel hanger, and a running tool adapted to engage in a mechanical connection to...  
WO/2017/074259A8
A drive system housing is provided with an engagement-disengagement mechanism that is advantageous to connect (make up) or disconnect (break out) drill bit or other device connection from the drive system housing. The drive system housin...  
WO/2017/074259A1
A drive system housing is provided with an engagement-disengagementmechanism that is advantageous to connect (make up) or disconnect (break out)drill bit or other device connection from the drive system housing. The drive systemhousing c...  
WO/2017/074376A1
A well system having primary and secondary wellbores wherein a completion sleeve is positioned in the primary wellbore and defines a window aligned with a primary wellbore casing exit and upper and lower couplings defined on opposing axi...  
WO/2017/070502A1
A centralizer having a first self-locking mechanism including a spring that is able to passively, (using only the tension in the spring), grip onto a pipe section once positioned. The spring mechanism restricts axial movement of the cent...  
WO/2017/069774A1
Casing string assemblies with a composite pre-milled window used in oil wells, as well as methods for producing them, are disclosed. The composite pre-milled window provides mechanical protection but is easily drillable or millable witho...  
WO/2017/069981A1
A sealing element is flanked by wedge-shaped extrusion ring assemblies. The rings climb a ramp on an adjacent pedestal ring on the way out to the borehole wall. Depending on the dimension of the gap to be spanned the extrusion rings slid...  
WO/2017/069030A1
Provided is a threaded fitting for steel pipes, which is capable of improving sealing performance. This threaded fitting (1) for steel pipes is configured from a pin (10) and a box (20). The outer diameter of the box (20) is smaller than...  
WO/2017/069730A1
A catch assembly is provided for a downhole motor assembly of a drilling system. The catch assembly may include a catch basket that may be coupled to a saver sub. The saver sub may be coupled to a stator tube housing a rotor of a downhol...  
WO/2017/068498A1
A method for making a wired drill pipe joint (10) includes forming an electrically conductive material (18) into a structure that is radially expandable to conform to an interior of the pipe joint (10) substantially without plastic defor...  
WO/2017/070105A1
A method can include deploying a plugging device into a well, the plugging device including a body, and an outer material enveloping the body and having a greater flexibility than a material of the body, and conveying the plugging device...  
WO/2017/068324A1
A method of forming a buoyancy providing component, the method comprising locating a plurality of macrospheres in a mould, providing a composition including DCPD (dicyclo pentadiene) resin, a ruthenium or osmium catalyst, and a plurality...  
WO/2017/066173A1
A fiber optic cable system wherein one or more elongate metal strips extend parallel to each other in a longitudinal direction and at least one fiber optic cable is disposed adjacent to each of the one or more elongate metal strips. The ...  
WO/2017/066170A1
A hydraulic tubing system wherein one or more elongate metal strips extend parallel to each other in a longitudinal direction and at least one hydraulic tubing line is disposed adjacent to the one or more elongate metal strips. The at le...  
WO/2017/066673A1
An integrated casing joint, casing assembly, and method is disclosed. The integrated casing includes a tubular portion and a pair of tubular joint ends. The pair of tubular joint ends are positionable at opposite ends of the tubular port...  
WO/2017/065724A1
A directional drilling system includes a rotary steerable tool. The rotary steerable tool includes an extendable member configured to extend outwardly from the rotary steerable tool upon actuation, and a geolocation electronics device co...  
WO/2017/065741A1
An actuation apparatus includes a housing comprising a housing bore extending through the housing, an adjustment shaft comprising an adjustment shaft bore extending through the adjustment shaft, the adjustment shaft positioned at least p...  
WO/2017/065752A1
Actuatable valve tool including a tubular housing forming an axial flowbore. A slidable flow tube disposed within the housing and a shear sleeve disposed around at least a portion of the slidable flow tube. One or more valves disposed wi...  
WO/2017/066162A1
A pressure actuated module associated with a subterranean tool is set with pressure in the well annulus supplemented by added pressure. The addition of pressure to the hydrostatic opens access to a setting piston that is referenced to a ...  
WO/2017/065775A1
A clamping assembly may include a split-ring device and bearing for coupling to a driveshaft. The split-ring device may comprise split-ring shells having protrusions on an interior radial surface for positioning in grooves adjacent to ra...  
WO/2017/065961A1
A drilling riser system for connecting a drilling rig with a wellhead located at the sea floor is disclosed. The system includes a plurality of elongated riser sections connected end to end and an electrical transmission line extending a...  
WO/2017/063692A1
The invention relates to an extendable apparatus, in particular an extendable apparatus for a drill head. The invention further relates to a drill head comprising an extendable apparatus, and a method of operating a drill head. The exten...  
WO/2017/066080A1
A technique facilitates joining of components without subsequent heat treatments. The components are joined by using a friction stir process which establishes a desired friction stir region at an appropriate location to securely join the...  
WO/2017/065720A1
An auto-shut-in valve in a chemical injection valve is described for operation at a downhole location in a wellbore. The chemical injection valve includes a closure member that is maintained in an open position by fluid pressure in a che...  
WO/2017/065907A1
A check valve has a valve member flexibly attached to a seat with resilient members that fold in response to flow above a predetermined value to shut the valve. The flexibly extending members store potential energy that is released to se...  
WO/2017/065723A1
A directional drilling system includes a housing and a motor positioned within the housing and operably coupled to a drill bit to rotate the drill bit. The system further includes a primary pad assembly comprising a primary pad and a pri...  
WO/2017/062329A1
A method of monitoring a coiled tubing operation includes positioning a bottom hole assembly (BHA) connected to a coiled tubing string within a horizontal wellbore. The method includes monitoring a plurality of sensors connected to the B...  
WO/2017/062396A1
A shock mitigation device (100) comprising: a first end (130), a second end (140), and an inner tubular (150), wherein the inner tubular defines an internal cavity (110). In certain embodiments the present disclosure relates to shock mit...  
WO/2017/061896A1
The invention relates to the field of oil and gas production and can be used for protecting a pump power cable from mechanical damage. The technical result is more reliable fastening of a protector on the neck of a pump, and a more unive...  
WO/2017/060291A1
A method of landing an apparatus onto a shaft, the method comprising: providing an attachment means attached to and protruding from the shaft at a pre-determined location on the shaft; suspending the apparatus from a topside vessel, such...  
WO/2017/062074A1
In one aspect, a system for estimating fatigue damage in a riser string is provided. The system includes a plurality of accelerometers which can be deployed along a riser string and a communications link to transmit accelerometer data fr...  
WO/2017/062118A1
An intelligent dart or ball or other shape is dropped or pumped into a borehole that has multiple valves for access to the formation through which fractures are initiated. The intelligent object engages with the valves as it passes with ...  

Matches 551 - 600 out of 9,171