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Patent Searching and Data


Matches 1 - 50 out of 4,707

Document Document Title
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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 ...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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 ...  
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 ...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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 ...  
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...  
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 ...  
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...  
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...  
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...  
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...  
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...  
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),...  
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...  
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 ...  
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...  
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...  
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...  
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...  
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...  
WO/2018/175171A1
The present disclosure provides an apparatus and method assembling a flexible tube and a fitting body. A combination collet, a second collet, and a compression nut are introduced to an outer surface of a flexible tube. A first end of the...  
WO/2018/163829A1
Provided is a threaded joint which is used in a thick-walled oil pipe and of which the joint efficiency is less than 1, wherein high sealing performance is ensured. A threaded joint (10) links oil pipes (1) together. The threaded joint (...  
WO/2018/158707A1
A threaded tubular connection includes a pin having external threads, a pin seal surface, and a pin torque shoulder at a free end and a box for receiving the pin, a box seal surface for contacting the pin seal surface and a box torque sh...  
WO/2018/150354A1
The invention relates to a male connector element (100) for press fittings, said male connector element (100) comprising: i) a body (110) having a substantially cylindrical shape in which, a through cavity (120) is axially obtained; ii) ...  

Matches 1 - 50 out of 4,707