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WO/2023/139135A1 |
The present invention relates to a threaded pipe connection. A threaded pipe connection comprising a tubular coupling with first and second female threaded zones formed in opposing sections; and first and second pipes, each comprising a ...
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WO/2023/137176A1 |
An apparatus for building expanded shaft augured foundation elements, comprising: a dual-section drilling augur having a lower section and an upper section, wherein the lower section and the upper section are configured to rotate relativ...
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WO/2023/137338A1 |
An integrated drilling system includes a rotary steerable control unit and an electromagnetic LWD control unit deployed in an external collar. The rotary steerable control unit is deployed below the electromagnetic LWD control unit and i...
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WO/2023/136839A1 |
A positive displacement motor (PDM) is provided comprising an outer housing, a thermoplastic stator and a rotor. The PDM may additionally include a mechanism that allows the stator to be removable from the PDM when the PDM is not in oper...
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WO/2023/136889A1 |
A method for identifying zones in an annulus with poor cementing that may include deploying a fiber optic cable within the wellbore, creating a temperature gradient in the wellbore, and collecting temperature data over a period of time a...
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WO/2023/132844A1 |
A system for an adjustably flexible downhole tool includes first and second connector ends each configured to connect to adjacent downhole tools and a shaft extending between the first and second connector ends. The shaft is configured t...
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WO/2023/132434A1 |
The present invention relates to: an under-reaming apparatus which can enlarge a diameter by hitting the side of a bottom portion of a borehole in the bored ground by using pneumatic or hydraulic fluid pressure, and particularly prevent ...
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WO/2023/132835A1 |
The disclosure provides for a bottom hole assembly that comprises a housing and a caliper arm. The caliper arm is pivotally coupled to the housing at a hinge disposed within the housing, wherein the caliper arm is operable to rotate abou...
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WO/2023/129150A1 |
Systems and methods are provided for a wet-mate connector assembly that can include a stiffening material and a dielectric grease retainer for preventing the extrusion of dielectric grease during a wet connect. The wet-mate connector ass...
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WO/2023/121474A1 |
A tool (1) comprises a body (40) having a through-going opening (9) and one or more elongate flexible elements (12, 22). The tool comprises a movable element (30) with an associated drive unit (6) and at least one control unit (11, 21). ...
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WO/2023/122539A1 |
A method for manufacturing a motor lead cable includes the steps of forming one or more motor leads and placing external armor around the one or motor leads. The step of forming each of the one or more motor leads includes providing an i...
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WO/2023/117501A1 |
A control system, rock drilling rig and method for controlling coupling measures. The control system (CS) is for controlling coupling and uncoupling measures of a threaded coupling of a rock drilling tool (7). The control system is confi...
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WO/2023/121478A1 |
The disclosure relates to a buoyancy and clamping assembly for use with a subsea line, comprising: - one or more buoyancy elements (2, 2', 2"), - one or more clamping elements (1,5,10), wherein the one or more clamping elements (1,5) are...
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WO/2023/114702A1 |
A system for communicating information about a drilling operation comprises a drill string comprising a bottom-hole assembly, a data transmission line operably coupled to the bottom-hole assembly to receive data relating to the drilling ...
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WO/2023/113798A1 |
The disclosure provides for a bottom hole assembly that comprises a stator solenoid winding transmitter assembly operable to generate a magnetic field. The stator solenoid winding transmitter assembly comprises a coil comprising a plural...
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WO/2023/114488A1 |
A downhole mud motor includes a driveshaft rotatably disposed in a driveshaft housing, a bearing mandrel coupled to the driveshaft, wherein the bend adjustment assembly includes a first configuration that provides a first deflection angl...
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WO/2023/111870A1 |
A tool for installation in a drill string for delivering, retrieving, activating and/or deactivating one or more downhole tools for performing one or more downhole functions with a drill string, the tool comprising: an outer body, a cont...
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WO/2023/114471A1 |
A tool (1) is used to inject a rapidly solidifying sealant (921) into and across highly fractured oil and gas wellbore formations when a significant loss circulation zone or event is encountered. A system including the tool (1) allows fo...
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WO/2023/110731A1 |
An insulated tube (1) comprising a main body (6) and an end piece (7), the end piece (7) being attached to the main body (6), the main body (6) comprising an inner tube (2) and an outer tube (3), a radial gap (5) being arranged between t...
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WO/2023/111527A1 |
The present application provides apparatus (200) for resisting bending of an elongate and flexible member, comprising an elongate inner support structure (202) defining an axial bore (254) for receiving an elongate and flexible member su...
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WO/2023/113611A1 |
The present invention relates to a chain load monitoring unit (10), comprising a main body (12) with a first locking pawl (14) and a second locking pawl (16) connected by respective shafts (18), said first locking pawl (14) and second lo...
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WO/2023/107341A1 |
A technique facilitates construction and operation of electric completion systems which may be used in the oil and gas industry. The technique is able to eliminate some or all hydraulic lines and replace them with electric lines. Dependi...
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WO/2023/104666A1 |
The present invention relates to a protector assembly for the end of a pipe. The protector assembly comprising at least a first shell member and a second shell member. The first shell member comprises a first longitudinally extending wal...
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WO/2023/107116A1 |
Systems and methods for drilling a wellbore include delivering electrical energy to a downhole end of the wellbore. A tapered drill string, with larger drill pipes connected in an up-hole portion with a turbine and an electrical generato...
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WO/2023/107121A1 |
A system may include a sensing fiber that can receive interrogation data via a coil of reference fiber, the coil of reference fiber configurable to be of a same type of fiber as the sensing fiber, and the sensing fiber configurable to be...
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WO/2023/104540A1 |
One-piece multi-functional wellbore conditioning system that combines reaming while drilling, wellbore conditioning, providing a plastering effect, improved stabilization and cleaning cuttings from a drilled hole. Said one-piece multi-fu...
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WO/2023/105190A1 |
A method for producing syngas from a hydrocarbon bearing rock formation, the method comprising: advancing a heating device through a well in the hydrocarbon bearing rock formation to an underground location within the hydrocarbon bearing...
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WO/2023/108064A1 |
Systems and methods for wireless deployment of electrical lower completions are provided. A wet disconnect tool – running tool includes a battery and telemetry section, and electronics and sensors section, and a pressure compensator an...
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WO/2023/106926A1 |
A device for damping vibrations of a rotary drill string in motion in a wellbore, a related method, drill string and drill string sub or section, where at least one component of motion of the drill string is communicated to the device, a...
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WO/2023/101893A1 |
A method for on demand release of a downhole chemical comprising the steps of extending a drillstring into a wellbore of a subterranean well from a terranean surface comprising an actuator assembly and a modified stabilizer; identifying ...
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WO/2023/100198A1 |
A sub-assembly, rock drilling rig and method of absorbing vibrations in rotary and DTH drilling. The sub-assembly (8) is for transmitting torque and axial forces be-tween a rotating head (5) and a drilling tool (7). There is an axial flo...
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WO/2023/100033A1 |
A device for transporting a tool string down a bore comprises a body with a connection at one or both ends for in-line connection in a tool string, and a pair of wheels mounted to rotate relative to the body on a rotational axis perpendi...
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WO/2023/092173A1 |
A shock absorber (24) for a downhole tool (18) is disclosed. The shock absorber (24) includes a downhole portion (32) defining a bore (34), and an uphole portion (36) configured for direct or indirect connection to the downhole tool (18)...
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WO/2023/091371A1 |
An alignment assembly for use with a well string having a downhole tool to be positioned within a cased wellbore. The alignment assembly may include an outer assembly, an inner assembly positioned at least partially within the outer asse...
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WO/2023/088939A1 |
A female portion to form part of a thread joint for a percussive drilling tool comprising: a mounting sleeve; wherein the mounting sleeve has at least one substantially cylindrical internally threaded section having a length, L1, a threa...
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WO/2023/087374A1 |
Disclosed in the present invention is a high-temperature-resistant flexible joint for a marine riser, which can satisfy the use requirements for a swing angle, high-temperature liquid transfer, etc., and has a high reliability. The flexi...
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WO/2023/086844A1 |
A method is to perform pulse power drilling of a borehole into a subsurface formation. The method comprises altering drilling the borehole, based on the pulse power drilling, in a direction that is off-center from a center of the borehol...
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WO/2023/083947A1 |
A downhole tool (1) is provided for plugging a hole in a wall of a downhole tubular (11). The tool has a tool housing (3) and a sting (7) arranged within the tool housing. The sting is moved in radially outward direction from the tool fr...
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WO/2023/086845A1 |
A method includes directionally drilling, with a pulse power drill string, of a borehole into a subsurface formation using pulse power. The directionally drilling comprises generating, by an electrical source, an electrical energy and st...
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WO/2023/082168A1 |
A ground drilling robot, a method for forming a tunnel, a ground excavation-free method for laying a pipeline, and a coulter apparatus. Helical blades are mounted on a drilling machine body of the ground drilling robot, each helical blad...
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WO/2023/082460A1 |
A connecting device for a manifold skid, and a fracturing system and a method for operating the fracturing system. The connecting device comprises at least one connecting assembly (10), each of the at least one connecting assembly (10) c...
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WO/2023/082010A1 |
A tubular member having a first connector provided on a first end thereof, this first connector being adapted to receive a corresponding connector provided on another tubular member, forming a tubular connection comprising: a pin connect...
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WO/2023/086755A1 |
An optical system employs a method for measuring an acoustic signal in a wellbore. The optical system includes an optical interrogator and an optical fiber. The optical fiber has a plurality of nominal sites uniformly spaced apart along ...
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WO/2023/079990A1 |
Provided is a multistage drill pipe chain that makes it possible to easily attach an observation device at an intermediate position. A first triplexer 23 of an observation drill pipe of this multistage drill pipe chain transmits high-fre...
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WO/2023/081865A1 |
The present invention comprises a flexible coupling device, system and method for transferring high torque loads and complex rotary motion between components or devices. Specifically, high torque loads and complex rotary motions are tran...
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WO/2023/081544A1 |
An apparatus comprises a sub-section of a pulse power drilling assembly including a transformer encircling a center flow tube. The transformer comprises at least one primary winding that encircles the center flow tube and a core that enc...
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WO/2023/081545A1 |
An apparatus comprises a sub-section of a pulse power drilling assembly including a transformer encircling a center flow tube through which a drilling mud is to flow for drilling a borehole into a subsurface formation based on periodic p...
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WO/2023/081692A1 |
A downhole tubing rotator that has a housing configured into a production tubing string in a well in a reservoir, the housing being generally cylindrical with a hollow center and containing a two pole, three phase induction squirrel cage...
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WO/2023/076752A1 |
A wet-mate connector assembly can include a male portion having a male electrical contact with a valve metal alloy thereon. The wet-mate connector assembly can also include a female portion having a female electrical contact with the val...
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WO/2023/076215A1 |
A technique facilitates improved actuation and use of packers which may be disposed along a well string placed in a borehole, e.g. a wellbore. Each packer may be constructed with a tubing, sometimes referred to as a mandrel, and an expan...
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