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WO/2020/008428A1 |
The present disclosure discloses a pipe and coupler assembly (100) made of polyvinyl chloride is disclosed. The assembly include a pipe (101) having a first end (101a) and a second end configured with a plurality of outer threads (102). ...
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WO/2019/224343A1 |
Threaded tubular connection (10) comprising a box member (20) comprising a female external thread (26), a female internal thread (29) and a female intermediate sealing surface (27) between the female external thread and the female intern...
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WO/2019/224345A1 |
Threaded tubular connection (10) comprising a tubular female end (20) extending from a main body (21) of a first tubular member (22), and a tubular male end (30) extending from a main body (31) of a second tubular member (32), such that ...
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WO/2019/224344A1 |
Threaded tubular connection (10) comprising a tubular female end (20) extending from a main body (21) of a first tubular member (22), and a tubular male end (30) extending from a main body (31) of a second tubular member (32), such that ...
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WO/2019/202386A1 |
An apparatus for connecting a first wellsite tube to a second tvelisite tube includes a collar configured to engage with outer conduits of the first and second wellsite tubes. A coupling is disposed inside the collar and includes a first...
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WO/2019/195079A1 |
A pipe-fitting device according to the present invention includes a fitting body, a fixing nut, and a collet. A first end of the fitting body is rotatably connected to an outer circumferential surface of a first pipe, and a second end of...
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WO/2019/195716A1 |
A system is disclosed as including a seal for sealing an area between a hanger and a housing of a wellhead. The seal is provided with at least a notch that defines at least a movable portion such as a wing or a lip. An e-ring is provided...
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WO/2019/171899A1 |
Provided is a screw joint for an oil well pipe in which the screw length of a joint portion is made more efficient, and with which machining time and installation time are reduced. The present invention provides an integral type screw jo...
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WO/2019/170436A1 |
A coupling for connecting downhole tubulars includes: a tubular body; and at least one of: a male screw thread formed on an outer surface of the body, and a female screw thread formed in an inner surface of the body. The at least one thr...
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WO/2019/170437A1 |
A connection for use in percussion drilling includes a male coupling and a female coupling. Each coupling includes a body and a respective screw thread formed on a respective inner or outer surface of the respective body. Each thread has...
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WO/2019/165415A1 |
The present disclosure provides a high pressure capillary tubing connector system for use with a zero dead volume fitting which includes a main body, a primary seal, inert tubing, a ferrule, and a retaining member, where the zero dead vo...
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WO/2019/138295A1 |
A threaded connection (100) including a pin (104) with a plurality of pin threads, the plurality of threads comprising a plurality of pin crests (109) and pin roots (116); and a box (102) with a plurality of box threads, the box threads ...
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WO/2019/127591A1 |
Disclosed is a threaded screwable telescopic sealing pipe fitting, comprising a recessed tooth tip end cover threaded pipe composed of a recessed tooth tip end cover (2) arranged at one end thereof and an external threaded pipe (3) conne...
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WO/2019/126509A1 |
A connection includes a first tubular member having a first screw threadform defined by a first plurality of crests, roots, and flanks, where each flank separates each crest from each root. The connection also includes a second tubular m...
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WO/2019/121091A1 |
The invention relates to a Tube connection for example a hose fitting for connection to a tube, which tube connection comprises a body having a through hole with a central axis, a first end, a second end, an internal thread arranged clos...
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WO/2019/126522A1 |
A connection includes a first tubular member having a first screw threadform defined by a first plurality of crests, roots, and flanks, where each flank separates each crest from each root. The connection also includes a second tubular m...
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WO/2019/111023A1 |
The invention relates to a fitting provided on the end of a pressurised hose or pipe. The invention provides a fitting having a spigot and a ferrule part in which opposing recess and projecting parts are provided to engage each other and...
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WO/2019/113540A1 |
A connection between a first tubular member and a second tubular member includes a first tubular end, a second tubular end, a load shoulder member threadable onto the first tubular end, and a nut receivable around the first tubular end a...
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WO/2019/111803A1 |
Provided is a threaded joint for steel pipes, having improved fatigue-resistant properties achived while seizure-resistant properties are ensured. This threaded joint comprises a pin and a box. The pin includes a tapered male thread sect...
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WO/2019/098882A1 |
A threaded joint for casing pipes and production pipes has a threaded portion, and a metal-metal type sealing assembly structure in the form of a combination of sealing elements which provide 100% effective functioning of the joint under...
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WO/2019/093163A1 |
Provided is a threaded joint for steel pipes, achieving improved sealing performance against external pressure while maintaining good sealing performance against internal pressure. This threaded joint for steel pipes is provided with a p...
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WO/2019/090419A1 |
A threaded connection between adjacent drill string components comprises a threaded female connection end adapted to receive a correspondingly threaded male connection end, the two ends each having first and second portions of different ...
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WO/2019/094964A1 |
Exemplary embodiments relate to a fastener (200) suitable for industrial tasks. Some embodiments include a sealing surface (208) sized so that an outer surface of a sealing ring (202) is located at approximately the same diameter as the ...
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WO/2019/093311A1 |
Provided is a threaded joint for steel pipes, having improved sealing performance against internal pressure and external pressure. This threaded joint 1 is provided with a pin 10 and a box 20. The pin 10 includes a male thread 11, a nose...
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WO/2019/082612A1 |
Provided is a steel-pipe threaded joint having improved internal-pressure sealing performance while maintaining high external-pressure sealing performance, which is achieved by a nosed threaded joint used for a large-diameter, thick-wall...
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WO/2019/074103A1 |
Provided is a threaded joint for pipes, which has achieved excellent welding resistance without performing a surface roughening step, said excellent welding resistance being comparable to those in cases where a surface roughening step is...
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WO/2019/074097A1 |
Provided are: a composition; and a threaded joint (1) for pipes, which is provided with a lubricating coating film layer (21) that is formed from the composition. A composition according to one embodiment of the present invention is used...
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WO/2019/050793A1 |
A rotary shoulder connection comprising: a box connection, wherein the box connection has a box outer radius, a box counter bore radius and a box inner radius, and box threads having a box thread form cut along a box taper; a pin connect...
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WO/2019/050795A1 |
A rotary shoulder connection comprising: a box connection, wherein the box connection has a box outer radius, a box counter bore radius and a box inner radius, and box threads having a box thread form cut along a box taper; a pin connect...
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WO/2019/051309A1 |
A method for determining an integrity of a connection includes applying a high-contrast material to a connection between a first tubular and a second tubular. A torque is applied to the first tubular. Applying the torque to the first tub...
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WO/2019/044015A1 |
[Problem] To provide a male thread section-attached component from which a sealing tape can be conveniently removed. [Solution] According to the present invention, a test plug 1A for piping work is provided with a groove 30, which is eng...
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WO/2019/044961A1 |
The present invention provides a pipe treaded joint and a method for producing the same. The pipe threaded joint is provided with a pin (4), a box (5), and a Zn-Ni alloy-coated layer (6). The pin (4) has a pin-side contact surface (40) i...
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WO/2019/036628A1 |
This disclosure is directed to couplers which significantly reduce the production of noise when disconnected from a mating coupler, thus addressing a significant occupational safety problem in the field of compressed air couplings. Accor...
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WO/2019/029899A1 |
A magnetic filter (10) for a central heating system is disclosed, the filter (10) including a separation chamber (12), a magnet (16) for capturing magnetic particles within the separation chamber (12), an inlet (30) for fluidly connectin...
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WO/2019/028383A1 |
A valve is disclosed with a clamp mechanism that accepts interchangeable outlet connections. The interchangeable outlook connections may have different sealing geometries, where different sealing geometries are specified to be used with ...
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WO/2019/023535A1 |
An expandable connection is configured such that a metal-to-metal seal is created upon expansion, even under different expansion ratios. The creation of the metal-to-metal seal can rely on a spring-back effect after expansion. A high pre...
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WO/2019/023536A1 |
A method of making an expandable tubular assembly having an expandable threaded connection and/or a wellbore casing involves upsetting ends of tubular members, enlarging end sections of the tubulars, and machining a threaded pin end and ...
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WO/2018/232209A1 |
Apparatus for coupling first and second tubular members (105, 135) includes a first ring (235) coupled to the first tubular member (135) and having a castellated annular first surface (242) with teeth (244) extending in a first direction...
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WO/2018/231769A1 |
A near-square modified buttress thread form includes a pin that includes a plurality of pin threads, a box that includes a plurality of box threads, and an offset pitch line. Each pin and box thread includes a stab flank, a crest, a load...
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WO/2018/221187A1 |
An injection molding die equipped with a gate and a cavity, and configured in a manner such that a weld section is formed inside the cavity by injecting a reinforcing fiber-containing molten resin into the cavity through the gate, wherei...
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WO/2018/216416A1 |
Provided are a threaded joint for pipes that has excellent over-torque performance, and a method for producing the same. A threaded joint (1) for pipes according to the present embodiment comprises a pin (5) and a box (8). The pin (5) an...
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WO/2018/216497A1 |
The present invention provides a threaded joint for pipes that has excellent misalignment resistance, high torque-on-shoulder resistance, and excellent corrosion resistance, and a method for producing the same. This threaded joint for pi...
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WO/2018/216366A1 |
Provided is a screw joint which is for steel pipes and has excellent sealing performance. This screw joint (1) for steel pipes is provided with a pin (10) and a box (20). The pin (10) has a nose section (11), a pin shoulder surface (12),...
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WO/2018/216475A1 |
The present invention provides an oil-well-pipe screw joint that exhibits superior corrosion resistance and seizure resistance, and a manufacturing method therefor. In particular, the method for manufacturing the oil-well-pipe screw join...
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WO/2018/216375A1 |
Provided is a threaded joint for steel pipes, the threaded joint being configured to ensure torque-resisting performance and also to reduce manufacturing cost. This threaded joint (1) for steel pipes is provided with a pin (10) having a ...
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WO/2018/211873A1 |
A threaded coupling comprises a pin (10) and a box (20). The pin (10), in order from the distal-end side of the pin (10) toward the pipe-body side, is provided with an inner seal surface (11), an inner male threaded part (12), a shoulder...
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WO/2018/208503A1 |
A sealing system connecting first and second tubular members includes a first curvilinear sealing surface on the first tubular member and a second curvilinear sealing surface on the second tubular member. Both the first and second curvil...
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WO/2018/178525A1 |
The female port (1), which is suitable for sealingly receiving, alternatively, two male connectors of two different given types having the same thread pitch and diameter, comprises a female thread (4) suitable for receiving one of the th...
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WO/2018/180218A1 |
Provided is a threaded joint for a steel pipe, in which a cross thread is less likely to occur and which has good resistance to compression loads. A threaded joint (10) is provided with a pin (30) and a box (40). A male thread stabbing s...
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WO/2018/175456A1 |
A coupling for joining a downhole pump to a sucker rod string is disclosed. The coupling includes a core having a first end, a central portion, and a second end. The first end and the second end each have an end surface. The first end ta...
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