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WO/2018/116140A1 |
A drill bit for coupling in use downhole drilling apparatus, the drill bit comprising: an annular coring drill bit that is rotatable to cut a formation bore face to create a core plug, a concentric drill bit that can be repeatedly axiall...
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WO/2018/113227A1 |
Disclosed is an electrical pulse blockage-removal and permeability increasing method for a coal bed methane well that is suitable for efficient exploitation of a coal bed methane well, the blockage-removal and permeability increasing met...
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WO/2018/118965A1 |
A pipe handling apparatus and method for using the pipe handling apparatus is described. The pipe handling apparatus can be used by putting a boom of the pipe handling apparatus in a nesting position. The boom of the pipe handling appara...
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WO/2018/112540A1 |
A drill bit for use with a drill head coupled to a drill pipe, the drill head having a return passageway extending inside the drill pipe, the drill bit including: an annular body defining a body hole extending through the body, the body ...
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WO/2018/118028A1 |
A downhole inductive coupling system, a method of deploying an electrically connected system downhole, and a method of transmitting electrical signals between downhole components. The downhole inductive coupling system comprises a cable,...
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WO/2018/114381A1 |
A method for recovering crude oil from a reservoir comprising at least one layer of reservoir rock having crude oil and a formation water within the pore space thereof wherein the layer(s) of reservoir rock is penetrated by at least one ...
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WO/2018/118255A1 |
A single layer antenna path profile is provided. An antenna assembly for the single layer antenna profile includes a bobbin having a cylindrical body defining an outer radial surface, an inner radial surface, and a central axis. The ante...
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WO/2018/117862A1 |
A suction anchor for a subsea well is provided. The suction anchor comprises: a wellhead support structure, wherein the wellhead support structure is at least in part external of the internal volume.
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WO/2018/118064A1 |
A method for processing distributed acoustic sensing (DAS) vertical seismic profiling (VSP) data is provided. The method includes operations to receive DAS data associated with an optical fiber's response to seismic energy applied by thr...
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WO/2018/117859A1 |
A foundation for a subsea assembly is provided. The foundation comprises connection points. The connection points permit other components to be connected to the suction anchor and permit loads to transfer from the component connected to ...
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WO/2018/118523A1 |
A rotary table drive with a top plate and a bottom plate cooperating to define a bore and an adjacent sealed gear housing. A bushing adapter passes through the bore and is configured to receive a bushing to mate with a segment of polygon...
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WO/2018/118455A1 |
A system for determining annulus fluid volume in a well bore during a drilling operation, the system having a pressure wave generator positioned at the top of a well, wherein the pressure wave generator generates a pressure wave that pro...
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WO/2018/118509A1 |
An apparatus for use in a wellbore is disclosed that in one non-limiting embodiment includes a flow restriction device that that contains a channeling element having a fluid flow passage, a restriction element spaced from the channeling ...
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WO/2018/119007A1 |
A shock tool (120) for reciprocating a drillstring (20) includes an outer housing (130) and a mandrel assembly (150) coaxially disposed in the outer housing (130). The outer housing (130) has a radially inner surface (132) including a pl...
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WO/2018/115053A1 |
Micro-annuli and/or other cavities in an annular cement sheath surrounding a wellbore tubular are sealed by drilling a plurality of sealant injection channels through the wall of the tubular and into the annular cement sheath, to a contr...
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WO/2018/116318A1 |
Embodiments of the present disclosure, relates to the field of deep sea mining. Particularly, but not exclusively, the present disclosure relates to a system and method of off shore mining for retrieval and extraction of heavy mineral co...
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WO/2018/115061A1 |
A degradation tool and a method of manufacturing the degradation tool is provided. The degradation tool (301) includes a holder body (302) to receive a support body (303) within a bore (304). A load transferring entity (306), such as a p...
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WO/2018/119139A1 |
A method and apparatus for desalinating water combined with power generation, wherein a desalination system is used for desalinating aquifer brine water and is operationally related to a power generation system, wherein such dual-purpose...
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WO/2018/118209A1 |
A system (100) for supplying power for drilling operations has a main powerhouse (102) and a drill floor powerhouse (104) in which the drill floor powerhouse is movable in relation to the main powerhouse. The main powerhouse (102) has a ...
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WO/2018/118044A1 |
This disclosure provides a method of determining a pore throat size distribution of reservoir rock, comprising injecting a set of different-sized probe particles through a portion of reservoir rock and measuring retention volumes or time...
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WO/2018/118295A1 |
A downhole assembly comprises a disintegrable article that includes a matrix material; an energetic material configured to generate energy upon activation to facilitate the disintegration of the disintegrable article; and a sensor. A met...
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WO/2018/118043A1 |
Provided are fixed-cutter matrix bits comprising hardfaced elements on the gauge pads. Also provided are methods of manufacture and using. An example fixed- cutter matrix bit comprises a matrix bit body, a plurality of cutter elements se...
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WO/2018/112508A1 |
Provided is an extensible spacer (14) for an inflatable blasthole plug (10) in the form of a collapsed bag (12). The spacer (14) includes a body (14.1) attached to the bag (12), and an associated leg formation (16) which may include leg ...
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WO/2018/118298A1 |
A downhole assembly arranged within a borehole includes a downhole tool including a degradable-on-demand material, the degradable-on-demand material including: a matrix material; and, an energetic material configured to generate energy u...
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WO/2018/112611A1 |
A method for recompleting a well is applied to a well such that the recompleted well can thermally transfer geothermal energy to surface. The recompleting method can comprise steps to enhance the thermal conductivity of a wellbore of a h...
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WO/2018/112610A1 |
A method for recompleting a well is applied to a well such that the recompleted well can thermally transfer geothermal energy to surface. The recompleting method can comprise steps to hydraulically isolate a wellbore using a hydraulic is...
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WO/2018/117998A1 |
A technique facilitates communication in a subsea well application. The technique involves deployment of a blowout preventer subsea control and telemetry system to a subsea location proximate a wellbore. The blowout preventer subsea cont...
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WO/2018/117858A1 |
A flow control apparatus 110 for a hydrocarbon production system or injection system, the flow control apparatus 110 comprising a choke valve 112 for controlling the flow of production fluid from a well 101 or injection fluid to a well. ...
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WO/2018/117860A1 |
A subsea well assembly for monitoring and/or controlling fluid within an annulus within the assembly is provided. The assembly comprises: a high pressure wellhead housing; and a port for monitoring and/or controlling fluid within an annu...
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WO/2018/119130A2 |
Methods, systems, devices, and products for downhole operations. Embodiments include downhole tools comprising an outer member configured for conveyance in the borehole; a pressure barrel positioned inside the outer member; a substantial...
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WO/2018/118024A1 |
A method of fracturing a subterranean formation is provided. In accordance with the method, a silicate component and a silica precipitation agent are each mixed with the fracturing fluid, and the fracturing fluid is allowed to precipitat...
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WO/2018/117890A1 |
A method can include receiving, via a network, data acquired by one or more pieces of field equipment during a hydraulic fracturing operation at a field site; accessing a database to retrieve information associated with the field site...
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WO/2018/112667A1 |
One or more seals may be provided in a gap sub to prevent the ingress of drilling fluid into an insulating gap between a male member of the gap sub and a female member of the gap sub. A first seal may comprise an internal gap sub seal pr...
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WO/2018/119151A1 |
A shock tool for reciprocating a drillstring includes an outer housing. The outer housing has a central axis, a first end, a second end opposite the first end, and a passage extending axially from the first end to the second end. In addi...
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WO/2018/114268A1 |
Method for the use and/or for monitoring the use of a fluid such as a hydrocarbon fluid present in at least one geological layer of an underground formation. The slope of a curve representing the progression in the self potential gradien...
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WO/2018/111740A1 |
A well system can include a pressure control device including a releasable assembly, and a running tool including a lock mechanism operable in response to a change in a fluid flow rate through the running tool. A method of retrieving a r...
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WO/2018/111909A1 |
A wellhead system includes a tubing or casing hanger to be installed in a wellhead, the tubing or casing hanger including an outer surface including a landing profile configured to engage a mating landing profile of the wellhead, a landi...
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WO/2018/111837A1 |
Systems and methods for decreasing a size of debris entering an electrical submersible pump assembly in a subterranean well with a debris handling assembly include a handler housing with an inner bore and a housing cutting profile locate...
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WO/2018/111231A1 |
The embodiments herein relate generally to subterranean formation operations and, more particularly, systems and methods for achieving target downhole pressures having target downhole wave shapes for enhancement of subterranean formation...
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WO/2018/111863A2 |
A snubber tool can be installed in a downhole tool string to reduce vibration in the downhole tool string. The snubber tool includes two compliance components having different stiffness properties and pre-compression and a drive washer t...
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WO/2018/111586A1 |
The present disclosure describes methods and systems for detecting a multi-modal tracer in a hydrocarbon reservoir. One method includes injecting a multi-modal tracer at a first location in a reservoir, wherein the multi-modal tracer mix...
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WO/2018/111281A1 |
Contamination estimation of a mud filtrate or reservoir sample requires a robust handle on the properties of mud filtrate at downhole conditions. Coupling acquired data with downhole measured data provides a robust estimation of contamin...
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WO/2018/111583A1 |
A downhole production assembly includes a downhole pump that can be positioned at a downhole location in a wellbore, and a cavitation chamber located upstream of an inlet of the downhole pump in the wellbore. The cavitation chamber can i...
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WO/2018/109559A1 |
This invention relates to a termination assembly for an umbilical comprising a chamber through which pass one or more tubes extending from the umbilical, the chamber containing a filler material, wherein at least one tube is provided wit...
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WO/2018/111283A1 |
The disclosed embodiments include a rotating survey tool. The rotating survey tool includes a first sensor array that in operation collects a first set of survey measurements during a downhole drilling operation. Additionally, the rotati...
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WO/2018/111261A1 |
Systems, methods, and computer-readable media for automatic classification of drilling reports with deep natural language processing. A method may involve obtaining drilling reports associated with respective well drilling or operation a...
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WO/2018/112399A2 |
Certain aspects of the subject matter described here can be implemented in a downhole-type electric submersible pump system. An electric machine can be disposed downhole in a wellbore. The electric machine is coupled to rotate with an im...
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WO/2018/109892A1 |
[Problem] To provide methane gas production equipment capable of continuously producing methane gas, from a methane hydrate layer, using a gas lift. [Solution] In this methane gas production equipment, a production well 2 is formed so as...
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WO/2018/111863A3 |
A snubber tool can be installed in a downhole tool string to reduce vibration in the downhole tool string. The snubber tool includes two compliance components having different stiffness properties and pre-compression and a drive washer t...
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WO/2018/107304A1 |
The invention relates to a pressurised fluid flow system for a reverse circulation down-the-hole hammer which comprises a coaxial jacket arranged between an outer casing and a piston which reciprocates due to changes in the pressure of t...
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