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WO/2021/252492A1 |
A ruggedized bidirectional cutting system with an outer wear band having a first blade-free fitting section engaging within the drill string and a first cutting section integral with the first blade-free fitting section. The first cuttin...
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WO/2021/247726A1 |
Systems and methods are provided to facilitate connection of multiple stage completions. A first completion stage is deployed at a wellbore location. Subsequently, the next completion stage is moved downhole into engagement with the firs...
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WO/2021/247762A1 |
Systems and methods for reducing current imbalance in a motor, where one embodiment comprises a system having an ESP installed in a well, an electric drive, and a power cable coupled between the drive and the ESP's motor. The electric dr...
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WO/2021/247731A1 |
Provided is a stabilizer for use in a wellbore. The stabilizer, in one example, includes a downhole tubular coupleable to a downhole conveyance in a wellbore. In accordance with this example, the stabilizer additionally includes two or m...
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WO/2021/247698A1 |
A method of freeing a stuck pipe in a wellbore includes positioning a pipe freeing tool within an annulus of the stuck pipe, the pipe freeing tool including a body and two or more arms coupled to and extending from the body, and activati...
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WO/2021/245485A1 |
A general-purpose infrastructure tunnel with a plurality of parallel lumens formed by pipe ramming techniques from a plurality of prefabricated members with a structured cross-sectional layout, defining a first lumen and at least one sec...
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WO/2021/248146A1 |
An electrical submersible well pump (ESP) (11) has a motor electrical connector (77) mounted to an exterior of the motor (13). A motor sensor (45) connects to an interior side of the motor electrical connector (77). Seal first and second...
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WO/2021/240153A1 |
The present invention relates to a wireline cased-hole standoff (WCSO) for installation on a wireline cable of a wellbore logging tool. In embodiments, WCSO may be capable of significantly reducing wireline cable drag in a cased-hole sec...
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WO/2021/239664A1 |
A wear support assembly comprising a wear pad arranged on top of a support plate wherein the support plate has a lower surface for connecting to a raise boring tool and both the wear pad and the support plate have at least one hole for r...
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WO/2021/240480A1 |
The present disclosure relates to a method for coating a coiled sucker rod, the method comprising: (a) transferring the coiled sucker rod from a first reel to a thermal spray metal gun system with a conveyance system; and (b) applying a ...
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WO/2021/237442A1 |
A ground drilling robot, a tunnel forming method, and a coulter apparatus. Helical blades (221) are mounted on a drilling machine body of the ground drilling robot. Each helical blade (221) rotates about the axial direction thereof. Toge...
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WO/2021/232131A1 |
The present invention relates to a system for supporting the tensile load of the riser, this component having the essential function of supporting the riser, in which the mechanism for supporting the riser is an integral part of the uppe...
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WO/2021/237138A1 |
A pressure-energized bidirectional seal having a main body having a first end and a second end and a pair of legs extending from the second end of the main body, the pair of legs having an inner surface and an outer surface, the inner su...
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WO/2021/232709A1 |
A composite shock absorber for a PDC drill bit, comprising a drill body (1), an impact body (14), a disc spring group (4), a torsion bar spring (5), and an annular press sleeve (6). A drill bit vibration impact force is transferred betwe...
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WO/2021/236587A1 |
An axial bearing is designed to work in a liner hangar in which radial package space is at a premium. Rollers axially separate two washers. To hold the bearing together prior to installation, a sleeve radially surrounds the rollers and h...
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WO/2021/233850A1 |
An apparatus for providing communication with a downhole device positioned within a wellbore is provided. The apparatus comprises a flexible hose configured to be run into the wellbore during a well intervention process and to provide a ...
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WO/2021/236118A1 |
A method for bonding a first downhole tool to a borehole tubular. The method may include applying solder particles, each particle having an outer shell and a core of liquid metal, to at least one of a surface of the first downhole tool o...
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WO/2021/230889A1 |
A method of cementing a casing in a wellbore extending from an Earth's surface into a subsurface includes providing a tube having a bi-frustoconical shape. The bi-frustoconical shape is defined by an upper tube part having an inverted fr...
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WO/2021/228663A1 |
The invention relates to a drill rod coupling with a sleeve-shaped coupling receiving area, a pin-shaped coupling element which is designed to be axially pluggable into the coupling receiving area in order to form a rotationally fixed co...
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WO/2021/228489A1 |
The invention relates to a drill rod coupling with a sleeve-shaped coupling receiving area, a pin-shaped coupling element which is designed to be axially pluggable into the coupling receiving area in order to form a rotationally fixed co...
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WO/2021/224831A1 |
A well control assembly for use on subsea wells, especially during intervention or workover operations. The well control assembly is light weight, compact, and modular and, thus, can be deployed from much smaller vessels than conventiona...
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WO/2021/224872A1 |
Drill bit (1) comprising - a tubular stem (2) made from a high strength metal or alloy; - a top section (3) comprising blades (7) and gages (8) with pockets; - cutters (9) mounted in the pockets; wherein, the top section (3) comprises a ...
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WO/2021/225671A1 |
This disclosure presents an apparatus and system for lowering the cost of implementing a downhole sensor system using attachable collars. In some aspects, the attachable collar includes a transmitter component, while supporting electroni...
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WO/2021/223000A1 |
A top connection arrangement for a subsea riser comprises a pivot or joint combination disposed between, and fluidly connecting, upper and lower sections of rigid pipe. The pivot combination comprises an upper ball joint about which the ...
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WO/2021/225817A1 |
The present disclosure relates to coupler for connecting a drill pipe to a drill bit as well as methods for manufacturing the same. In particular, the present disclosure describes a coupler which includes a housing including a first conn...
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WO/2021/224423A1 |
The present disclosure relates to a new bainitic steel to be used for manufacturing a drill component, such as a drill rod, or in any other components wherein such steels are useful. The present disclosure further relates to a drill comp...
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WO/2021/226055A1 |
This cutting assembly provides a radially grooved body insert upon which cutter arms with complementary radial grooves may translate to extend the cutter arms in a radial fashion from a body of a downhole drilling assembly. This improved...
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WO/2021/224168A1 |
The invention relates to a work machine (10) and to a method for working the ground by means of the work machine (10), the work machine comprising a mast, along which a top drive (30) is moved vertically by means of an adjustment device,...
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WO/2021/222568A1 |
A wellbore tool includes a body having a longitudinal axis and an outer circumferential surface. The wellbore tool includes moveable arms, housings, actuators, a temperature sensor, a pressure sensor, and a heat source, such as a microwa...
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WO/2021/222401A1 |
A tool for removing of one or more outer layers of a multi-layered jacketed wire includes a base member and a top member pivotally connected to the base member. The scoring tool has a first receiver recess on a first end of the scoring t...
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WO/2021/222900A1 |
An apparatus for perforating a subterranean formation comprises a first perforating gun (33b) having a box end (112) having a nose, a second perforating gun (33a) having a pin end (118) having a shoulder (124); and an alignment assembly....
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WO/2021/214452A1 |
The invention concerns a pipe joint formed between a pin section (10) and a box section (20); the pin and box sections each having a tubular pipe section, engaging at respective first ends in end-to-end arrangement and having a seal elem...
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WO/2021/213798A1 |
The invention relates to a device (1) for transferring data and/or power from a rotating part, for example from a pipe handler (10), to a rotationally fixed part, for example to a top drive (3), of a derrick or of a handling winch, compr...
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WO/2021/213902A1 |
Steel pipe (1) for drilling, exploiting hydrocarbon wells, transporting petrol and gas, carbon capture or geothermal energy, comprising at least one male (2) or female (3) insert and a metal body (4), the insert (2, 3) comprising at leas...
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WO/2021/212264A1 |
A wet joint for a downhole tool string and the downhole tool string. An insulating material body (1) is provided with a first cavity (11), and insulating oil is provided in the first cavity (11). A conductive core (2) and a conductive co...
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WO/2021/212109A1 |
A motor lead (31) for an electrical submersible well pump motor (17) has three insulated conductors (35) wrapped with a metal armor (41). A power connector (33) has a housing (43) with an upper opening (45) into which the motor lead (31)...
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WO/2021/208270A1 |
A self-drilling type tubular column supporting device and a method therefor. The device is a tubular pile drilling and grouting supporting operating device in which a supporting system can be easily assembled and disassembled, so as to a...
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WO/2021/211800A1 |
A downhole communication system includes a gap sub located at an RSS. The gap sub is located on the outer, independently rotating member of the RSS. This allows the RSS to receive electromagnetic downlink communication signals from the s...
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WO/2021/212107A1 |
An electrical power connector (21) for an electrical submersible well pump motor (15) has a housing (26) having a bore. A pair of rigid insulators (41, 43) are within the bore of the housing (26), each of the insulators (41, 43) having a...
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WO/2021/206583A1 |
The utility model relates to petroleum engineering and can be used during hydrocarbon production in inclined, deviated, horizontal and complex-shaped wellbores. A protective centralizer with rollers and having a cable conduit is characte...
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WO/2021/207761A1 |
Coating compositions for coating an oilfield operational component, and related methods, may include in some aspects a coating composition having a trifunctional silane, a silanol, and a filler. The coating composition may be applied to ...
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WO/2021/203643A1 |
A shunt device (100) for reverse circulation gas-based drilling comprises: an upper connector (1) connected to a two-walled drilling rod (55); an inner pipe (2) provided in the upper connector (1), wherein the inner pipe (2) defines a fi...
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WO/2021/207762A1 |
Coating compositions for coating an oilfield operational component, and related methods, may include in some aspects a coating composition having a trifunctional silane, a silanol, and a filler. The coating composition may be applied to ...
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WO/2021/207763A1 |
Coating compositions for coating an oilfield operational component, and related methods, may include in some aspects a coating composition having a trifunctional silane, a silanol, and a filler. The coating composition may be applied to ...
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WO/2021/207392A1 |
Provided is a completion string and a multilateral well system. The completion string, in one aspect, includes a first tubing string, the first tubing string defining a first fluid path operable to receive a first fluid obtained from a f...
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WO/2021/198145A1 |
A charge tube assembly may include a charge tube and a first centralizer. The charge tube may include a charge tube body having a charge tube central axis and extending in a charge tube axial direction, a plurality of charge apertures pr...
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WO/2021/202733A1 |
An insulated tubular assembly comprising jointed insulated tubing segments, all with inner and outer tubes concentrically disposed about in order to define a vacuum annulus in between and closed at both ends by annular bridges. Insulated...
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WO/2021/198193A1 |
An alignment sub (100) includes a first sub body part (101) rotatably coupled to a second sub body part (118). The first sub body part and second sub body part are respectively non-rota tably coupled to a first wellbore tool and a second...
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WO/2021/202484A1 |
A torsional damping system includes a housing having an interior space. An inertia ring is located in the interior space, and a torsion fluid is located between the inertia ring and the housing. The inertia ring is rotatably installed re...
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WO/2021/203135A1 |
An electrical connector (11) having an electrical conductor member (41) with openings (43) on each end. Grab rings (47) mounted in the openings (43) have inner diameters containing teeth (61) with crests (65) defining a superimposed inne...
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