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WO/2021/096758A1 |
A drill pipe comprises a drill pipe body and a tool joint that comprises a rotary shoulder connection is disclosed. The rotary shoulder connection comprises: a box connection, wherein the box connection has a box outer radius, a box coun...
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WO/2021/087577A1 |
A guide for a pumping system, wherein the guide comprises a centralizer that is formed of a self-lubricating polymer, and in particular a self-lubricating polymer comprising a lubricant in a polymer matrix. A method of manufacturing the ...
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WO/2021/086825A1 |
A method and apparatus for selectively connecting a first fluid communication region to a further fluid communication region are disclosed. The apparatus comprises an elongate housing, locatable in a wellbore, comprising a first end port...
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WO/2021/084298A1 |
The invention relates to an improved coupling for joining pipes of characteristics in accordance with API standards, for the extraction of crude oils from oil wells, whose improved characteristics, according to the new procedure, achieve...
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WO/2021/086867A1 |
A wrench assembly comprises an upper clamp assembly adapted to grip a first tubular, a lower clamp assembly coupled to the upper clamp assembly, the lower clamp assembly adapted to grip a second tubular, wherein the upper clamp assembly ...
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WO/2021/079156A1 |
The invention provides well control system for a riser. The well control system comprises a riser assembly and at least one flow meter. The at least one flow meter is configured to be mounted on the riser.
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WO/2021/081050A1 |
A subsea assist snubbing jack comprises bi-directional slip bowls and can hold light or heavy pipe loads, create clamping load internally without relying on pipe weight or the force of the subsea assist snubbing jack to develop clamping ...
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WO/2021/080752A1 |
A coiled tubing string may be moved into and/or out from water by deploying an open water coiled tubing control system (1) at sea such as via a vessel. The open water coiled tubing control system (1) comprises a reel (20) configured to a...
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WO/2021/078732A1 |
An offshore system for performing subsea wellbore related activities, the offshore system comprising a vessel with a floating hull, a tower positioned on said hull at or near the moonpool, a tubular string main hoisting device comprising...
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WO/2021/075977A1 |
The invention relates to an apparatus and a method for coupling and decoupling a con-nector head to and from an end of a wired drill pipe held by an elevator, wherein the appa-ratus comprises an actuator configured to move the connector ...
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WO/2021/075990A1 |
Apparatus for moving cylindrical parts (T) comprising: a support body (S), at least two pairs of legs (L), each leg (L) being provided with a movable claw mechanism (M), a lower arm (LA) provided with a first drive chain (CH1), a second ...
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WO/2021/076707A1 |
A power tong including a rotary gripping apparatus having a rotary base having a first jaw and at least one rotary arm movable relative to the rotary base between an open position and a closed position, the at least one rotary arm having...
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WO/2021/072396A1 |
A supervisory control system for a well construction rig operable to perform well construction operations to construct a planned well at a wellsite. The supervisory control system may be installable in association with the well construct...
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WO/2021/063151A1 |
An electrical control system for a horizontal directional drilling machine and a control method therefor. During automatic disassembly of a rod, when a position sensor feeds back that a drill rod arrives at an unbuckling position, the dr...
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WO/2021/061760A1 |
A tubular handling system includes a tubular engaging device configured to engage and lift a tubular, an extensible piston having an upper end and a lower end, a first sheave at the upper end, a second sheave at the lower end, and a line...
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WO/2021/062142A1 |
A system for rigid locking of components in a wellhead assembly is also disclosed. The system includes a wellhead housing, a hanger, a lockdown ring, and an actuating member. The lockdown ring has a first lockdown ring surface with lockd...
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WO/2021/054837A1 |
A hydraulic system (10) for a wireline tensioner (100,600) on a floating vessel (500), the hydraulic system (10) comprising: a compensator cylinder (40) having a first hydraulic chamber (41) and a compensator piston (42) operable therein...
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WO/2021/048592A1 |
A method for approximating and connecting an off shore riser duct 2 to a floating unit FPSO 3, comprising installing a tubular coupling recipient 4 on the floating unit 3 at a riser coupling level 5, said coupling recipient 4 having an a...
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WO/2021/050930A1 |
A vibration isolating coupler for isolating torsional vibration in a drill string includes a first coupler portion including a first annular wall having an external surface and an internal surface defining a first central bore portion an...
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WO/2021/046631A1 |
A casing running tool is provided. The casing running tool includes one or more sensors built into the casing running tool; an electronics housing that includes one or more power sources for powering the one or more sensors; one or more ...
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WO/2021/050497A1 |
A downhole tool (55) includes a top sub-assembly configured to couple to a downhole conveyance (17) operable to move the downhole tool through a wellbore; a housing (70) coupled to the top sub-assembly and including a retention sub-assem...
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WO/2021/048416A1 |
The invention provides a method of predicting the effect of heave on an offshore well operation performed from a floating offshore structure in a subsea well. The method includes providing heave motion data for the floating offshore stru...
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WO/2021/041876A1 |
A device includes a loader configured to receive a tubular member in a substantially horizontal position and to pivot the tubular member into a substantially vertical position. The device also includes a barrel coupled to the loader and ...
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WO/2021/037361A1 |
An arrangement (14) for a drilling system (10), such as an offshore drilling rig (12), the arrangement (14) comprising a suspension structure (48) for suspending a string (16, 78, 80) of tubulars (42), the suspension structure (48) compr...
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WO/2021/041957A1 |
A system (92) includes a first structure (106) configured to be coupled to a tubular string extending to a seafloor (14), whereby the first structure (106) comprises a drill floor (26). The system (92) further includes a second structure...
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WO/2021/041609A1 |
Systems and methods for monitoring health of systems and components of an oil rig are disclosed. Monitoring usage parameters allows for a probabilistic way to determine when rig equipment will fail. A failure probability curve based on p...
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WO/2021/040948A1 |
A mast for a drilling rig includes a front leg and a back leg. The front leg extends at a first angle with respect to horizontal such that a lower end of the front leg is configured to be farther away from a well center plane than an upp...
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WO/2021/041959A1 |
A device includes a first cavity sized to hold a first cassette of tubulars, a second cavity sized to hold a second cassette of tubulars, and a first lifting mechanism disposed in the first cavity. The first lifting mechanism when in ope...
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WO/2021/033126A1 |
A power tong assembly has a transmission box having a plurality of speeds. A gear train completely encircles a rotary gear by including idler gears, fluid lines and actuating mechanisms within a tong door, which itself can be remotely op...
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WO/2021/030872A1 |
There is proposed drive apparatus that can be used for use in a drill pipe spinner device, comprising, a torque generating device, a planetary gearbox, having a ring gear and a number of planet gears, a clutch including an annular member...
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WO/2021/028383A1 |
The invention relates to an underground drilling rig (10) and to a method for erecting same, wherein the method, in one specific embodiment, comprises erecting a mast structure (20) of the drilling rig (10) starting from a horizontal tun...
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WO/2021/026632A1 |
ln systems and methods for detecting steps in connection processes used in well operations using drilling rigs to manipulate tubular strings (such as drill strings and casing strings), sensor data gathered by data acquisition systems (su...
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WO/2021/026194A1 |
A drilling rig includes a base configured to support the drilling rig, and a rig floor configured to support a mast, the rig floor being pivotally coupled to the base. The rig floor has a lowered position in which the rig floor is proxim...
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WO/2021/023072A1 |
Disclosed are a make-up and break-out device, a rotary hydraulic driving device, and a hydraulic cylinder synchronous positioning device, belonging to the field of oil and gas development. The make-up and break-out device comprises: a ba...
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WO/2021/023528A1 |
A semi-submersible floating offshore vessel has a deckbox structure with a main deckbox bottom extending underneath a lower deck. The deckbox structure comprises a recessed cellar deck structure that protrudes below the main deckbox bott...
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WO/2021/017599A1 |
Disclosed is a catwalk for automatically transporting pipes. The catwalk comprises a ramp (6), a support beam (5), outriggers (4), and a base (3). The bottom end of the ramp (6) is movably connected to one end of the base (3); the suppor...
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WO/2021/021266A1 |
Embodiments of the disclosure generally concern equipment for use in operations at oil and gas wells, particularly a structure to transport and locate large diameter electrical cables, such as those used to connect turbine generators to ...
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WO/2021/018793A1 |
The invention relates to a pipe sections transport and storage assembly for transporting and storing pipe sections. The assembly comprises a storage crate for storage of pipe sections, and a crate top section for in combination with the ...
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WO/2021/021192A1 |
A downhole tool having an indexing apparatus for actuating the downhole tool from the surface by applying a pre-determined number of hydraulic pressure signals to the downhole tool. The downhole having an outer tubing that has an outer s...
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WO/2020/028853A9 |
An end effector (400) for a robotic arm, the end effector (400) comprising: two pipe engaging jaws (404), each jaw comprising an inner contour configured for engaging a pipe section, wherein at least one jaw (404) is a fixed jaw; wherein...
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WO/2021/016341A1 |
An apparatus includes a flowline connector having an inboard pipe and an outboard assembly. The outboard assembly includes a frame and an outboard pipe moveable within the frame to allow the outboard pipe to be moved toward the inboard p...
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WO/2021/010839A1 |
A female coupling element (1) and a coupling assembly for high pressure conduits comprising the female coupling element and a complementary male coupling, and a method for providing the coupling assembly, the female coupling element (1) ...
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WO/2021/006741A1 |
A tubular for use in the creation or completion of, or production from, an oil and/or gas well. The tubular comprises; an elongate main body; a stab-in connector element located at an end of the main body; and a rotatable connection slee...
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WO/2021/006742A1 |
A drilling system (200) comprising a drill floor (7) having a well centre opening (6); a setback (49) for supporting a plurality of vertically stacked pipe strings (33), the setback (49) having a setback surface (30) arranged at a lower ...
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WO/2021/007509A1 |
A guide for a top drive unit includes a lower track member connected to a lower mast section and an upper track member connected to an upper mast section and telescoped with the lower track section. A slider is slidably positioned about ...
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WO/2021/002829A1 |
A drilling tool for use in a wellbore is provided. The drilling tool comprises a first collar having a first bore extending from a first send to a second end and an internal thread disposed on the bore at the second end. The drilling too...
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WO/2020/263363A1 |
A threaded connection for drilling tubulars includes a tubular box section having a sidewall. The box section has a tapered box portion of an inner surface of the sidewall between a first end and a second end. The tapered box portion has...
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WO/2020/256723A1 |
A method and system for synchronizing downhole tractor and surface winch deployment includes deploying a tractor and deploying wireline from a winch, obtaining readings of wireline tension, and adjusting the speed of the tractor to match...
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WO/2020/251991A1 |
A drilling system and method of drilling a wellbore. The drilling system includes a tubing, an orientation device affixed to the tubing, a drilling sub having a housing having a first section and a second section, wherein the first secti...
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WO/2020/245408A1 |
A method of retrofitting an existing offshore drilling vessel for performing subsea wellbore related activities along a vertical firing line, wherein the existing offshore drilling vessel has a floating hull provided with a moonpool, and...
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