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WO/2021/207840A1 |
A wellbore slip assembly includes a core and a helical slip. The core has an upper end, a lower end, an outer diameter tapering towards the lower end and a ratchet thread on the outer diameter. The helical slip has a base end, a top end,...
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WO/2021/208804A1 |
A power catwalk, which relates to the technical field of oil and gas drilling devices, and comprises a ramp (4), a base (5), a power catwalk cloud beam (6), a cantilever (52) and a main drive system. The power catwalk cloud beam comprise...
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WO/2021/207658A1 |
A system and method are described for excavation of gravel from a gravel formation including an elongated cylindrical casing surrounding and supporting a rotating auger extending a chosen distance beyond an open end of the casing, and ha...
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WO/2021/206576A1 |
Apparatus for handling tubes for light workover rigs, comprising: - a support body (1), - three pairs of legs (2), - a beam (4) connected to the support body (1), - two lateral safety elements (6), connected to the beam (4), - two fixed ...
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WO/2021/197915A1 |
A casing slip device for use on-board of a drilling vessel provided with a drilling installation comprising a drilling tower, a top drive system, a vertical motion drive adapted to cause vertical motion of the top drive system relative t...
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WO/2021/195685A1 |
A heave compensation system has a housing (12), an over tension accumulator OTA (32) and an under tension accumulator UTA (34). The housing contains a piston (18) and piston rod (20) connected to the piston and extending from one end (14...
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WO/2021/203122A1 |
A pipe handling system for handling drill pipe on a drill rig may include a lifting system configured for handling a load of a pipe stand and a first pipe handling robot arranged at or near a drill floor of the drill rig and configured f...
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WO/2021/189122A1 |
A subsea catenary riser comprises a rigid riser pipe that is suspended from a floating support on the surface and extends through a sagbend to the seabed. A hang-off interface allows rotation or pivoting of the riser pipe relative to the...
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WO/2021/194720A1 |
A spider for handling/gripping well components of various sizes can include multiple slip assemblies distributed circumferentially about a central axis, each slip assembly including a slip carrier radially displaceable relative to the ce...
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WO/2021/194407A1 |
The invention relates to a method performed by a control device (100) for controlling the feeding distance and feeding rate in a rock drilling unit (8). The rock drilling unit (8) comprising: a feeding device (42) for feeding at least on...
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WO/2021/185964A1 |
A robot, robotic systems, and methods for conducting a subterranean operation. In some embodiments, a robot may include: a main body comprising a housing; a powered clamping system; a controlled atmosphere volume disposed within the hous...
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WO/2021/186119A1 |
An anti-buckling device capable of guiding a cylindrical element (3) that is pushed and moved over a given distance C in the direction of its axis XX', said device being made up of at least two elementary cylindrical tubes (2) that are n...
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WO/2021/179097A1 |
The automated system for the addition and extraction of pipes in drilling rigs by means of magnetic and/or electromagnetic force is an attachment that enables a continued addition and extraction of drill pipes, from the addition of the f...
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WO/2021/181004A1 |
A drilling unit comprises a drilling machine having a frame, a boom (14) attached to the frame pivotally about an axle (12), and a rotating unit (16) for rotating a drill pipe (18). The rotating unit is attached to the boom so that it is...
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WO/2021/180868A1 |
The invention relates to a semi-submersible drilling vessel, comprising a deck box structure supported via multiple support columns on one or more pontoons, and a drilling installation. The vessel is provided with a positioning system co...
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WO/2021/183670A1 |
Systems, methods, and devices for controlling the operation of an industrial machine (e.g., a drill) based on a determined attribute of a pipe. A sensor is configured to generate an output signal related to a characteristic of the pipe. ...
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WO/2021/174333A1 |
A secondary latch mechanism (also referred to as a lockout mechanism) for a gripping tool, such as a casing running tool (CRT), prevents activation of the CRT prior to full insertion of a tubular workpiece into the CRT. When embodied in ...
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WO/2021/177836A1 |
A work platform (10) for use in well operations, the work platform (10) being configured for positioning above a well pipe (15), the work platform (10) having a support frame (12), a support tool (13) arranged on the support frame (12), ...
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WO/2021/178391A1 |
Techniques for implementing a pipe deployment system that includes a pull head, which is to be secured to a pipe segment that includes tubing. The pull head includes a pull plate with a guide tab and a pull plate fastener opening. The pu...
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WO/2021/173380A1 |
Aspects of the present disclosure relate to a multiple range load cell capable of automatically switching measuring range and method for operating the multiple range load cell.
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WO/2021/173164A1 |
Systems and methods for testing downhole power cables wherein such systems and methods utilize a mounting bracket having a PEEK insulator extending from a first face of said bracket and at least one flexible lead extending from a second ...
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WO/2021/163784A1 |
A powered clamp assembly for use on managed pressure drilling rig comprising: - a first jaw and a second jaw, each one of said jaws comprising a pivot extremity and a locking extremity, each one of said pivot extremity comprising a struc...
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WO/2021/165143A1 |
An offshore drilling vessel comprises a floating hull, a moonpool, and a drilling tower. A main hoisting device comprises a travelling top drive carrier, a top sheave assembly with carrier suspension cable sheaves, and vertically oriente...
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WO/2021/161078A1 |
A rotational power slips system includes a static base comprising at least one circular opening; a rotating ring disposed within the static base and including a circular outer surface interfacing with the static base; at least one slips ...
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WO/2021/163127A1 |
Provided is a method for connecting coiled tubing strings, and a coiled tubing working connector, in accordance with one aspect of the disclosure. The method for connecting coiled tubing strings, in one aspect, includes lowering a downho...
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WO/2021/161075A1 |
A differential iron roughneck for making or breaking a pipe connection includes: at least one first gripping cylinder for delivering torque to a first pipe; at least one second gripping cylinder for delivering and receiving torque to and...
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WO/2021/162697A1 |
A hydrate remediation system and method utilizing a concentric coiled tubing downline is provided. The concentric coiled tubing downline includes an outer coiled tubing and an inner coiled tubing, the inner coiled tubing disposed within ...
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WO/2021/163593A1 |
Provided is a method for connecting coiled tubing strings, as well as a flexible stabbing snake. In one aspect, the method for connecting coiled tubing strings includes lowering a downhole end of a first coiled tubing string within a wel...
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WO/2021/158349A1 |
A tong for handling a tubular includes a jaw carrier having an active jaw movable from a retracted position to an extended position relative to the jaw carrier; a cam body disposed about the jaw carrier and rotatable relative to the cam ...
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WO/2021/156468A1 |
The invention relates to a stabbing guide for tubulars, comprising: - a body; - a plurality of guide members moveably supported by the body to receive a tubular and to move relative to the body between an open position and a closed posit...
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WO/2021/155613A1 |
Disclosed is a soluble metal sealing clamping seat comprising a taper (5), a metal sealing ring (6), a slip (2) and a lower connector (1), wherein the taper (5), the metal sealing ring (6), the slip (2) and the lower connector (1) are al...
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WO/2021/158764A1 |
A power tong assembly has a power tong and a backup for making up and breaking out of threaded tubular connections in tubulars such as drill pipe. The power tong assembly has an overall geometry, including but not limited to a jaw die sh...
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WO/2021/155183A1 |
A power tong locking system includes a gear assembly with an aperture formed to receive a head shaft of a power tong gear shift system. The gear assembly includes discrete positions defined by notches formed between adjacent teeth arrang...
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WO/2021/146837A1 |
Provided is an energy-storage workover rig, comprising a battery module (4), wherein workover operation and chassis traveling of the energy-storage workover rig are both powered by the battery module (4). The workover rig is powered by a...
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WO/2021/150118A1 |
: A system for liquid surge protection of a subsea riser having a horizontal portion on the seabed and a sag bend portion, the system comprising: a flexible tubing having a top end and a bottom end; a plurality of autonomous valves confi...
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WO/2021/150615A1 |
A method and device for inspecting marine risers is described. The marine riser is deployed from a floating unit and connected to a lower marine riser package (LMRP) and a blow-out prevention (BOP) stack, and the method comprises: perfor...
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WO/2021/140755A1 |
A steel pipe threaded coupling (1) for use in fastening steel pipes intended for steel pipe piles, the coupling comprising: a box (2) in which an female screw thread (2A) is formed in an interior surface of a steel pipe (10); and a nippl...
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WO/2021/139305A1 |
A deep-sea mining field ore-raising pipe lifting/lowering compensation system. The lifting/lowering compensation system comprises a mining vessel (1), a dynamic wave detection module, an industrial control module, a hydraulic compensatio...
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WO/2021/142308A1 |
Apparatus, system and method for guiding a gripping tool into a structure to be gripped. In one aspect, the apparatus comprises a nubbin and a guide structure fixed to the nubbin. In a second aspect, the system comprises the apparatus an...
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WO/2021/128072A1 |
Provided are a sampling drilling implement used for seabed exploration, and a method for use; in view of the problems of poor stability of existing sampling drilling implements for seabed exploration, which cannot guarantee accuracy of s...
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WO/2021/133641A1 |
A method can include receiving block position data of a rig prior to addition of a length of pipe to a drillstring, where the drillstring is disposed at least in part in a borehole and supported by the rig; receiving block position data ...
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WO/2021/133244A1 |
A lift assembly (2) for lifting an article, the lift assembly being locatable within a passage (11) associated with the article, the passage having a shoulder (15) located therein; the lift assembly including: an elongate main body (5) h...
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WO/2021/126038A1 |
The invention relates to A method performed by a control device (100) for changing a drill bit (3) in a rock drilling unit (8), which drill bit (3) is configured to be connected to at least one drill rod (7) by a first threaded connectio...
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WO/2021/125943A1 |
A system for controlling a motion compensated pile guide for a floating vessel comprises a pile guide for guiding a monopile in its longitudinal direction during driving the monopile into a seabed, an actuator for moving the pile guide i...
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WO/2021/127288A1 |
A method for controlling a hydraulic winch includes acquiring measurements from sensors coupled to the hydraulic winch. A first control function is computed based on the measurements. The first control function sets pressure across a var...
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WO/2021/125973A1 |
A drilling rig (100) having a drill floor (1) with a well centre opening (2), a derrick (3) with a drilling machine (4) suspended above the well centre opening (2), a pipe supply area (5) arranged adjacent the well centre opening (2) on ...
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WO/2021/119613A1 |
A method and apparatus for patching damaged areas in a well includes a top and a bottom patching section which include an anchor/sealing member for securing the apparatus within the well. One or more extension patch sections are connecte...
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WO/2021/112844A1 |
A pivoting guide arch is provided. The guide arch includes a guide having a curved portion to receive a coiled tube and to guide the tube as the tube traverses between a reel and a wellbore. The guide arch also includes a support structu...
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WO/2021/110857A1 |
The invention proposes upside down stand building, i.e. stand building wherein tubulars are added at the bottom end of a tubular, instead of at the top end of a tubular, and to use a tubular stand support tower, provided with three motio...
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WO/2021/109532A1 |
A dual-arm robot (2) for pipe (4) processing, and a pipe processing system. The dual-arm robot (2) comprises a stand column (22) and two manipulators (23). One manipulator (23) is slidably connected to one side of the stand column (22), ...
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