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Matches 1 - 50 out of 4,655

Document Document Title
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) ...  
WO/2018/151695A1
The inventions characterise two variants of a phase-separation storage tank, a coupling non-return drain valve, and a reducing drain coupling. The installation of said elements in a water supply system makes it possible to drain water au...  
WO/2018/142348A1
A threaded tubular connection for drilling or operating hydrocarbon wells comprising a longitudinal axis, a metal pin member having a tapered two-step wedge pin thread with dovetail wedge threads and a pin sealing surface located between...  
WO/2018/135266A1
Provided is a threaded joint for steel pipes, the threaded joint being configured so that high sealing performance can be ensured after the completion of tightening and so that the seizure of each seal surface during tightening can be pr...  
WO/2018/135951A1
The invention concerns a winder (1) for a threaded connection of two axially aligned bodies (2, 3) where: - a first body (2) comprises a male portion (4) at an end connection portion; - a second body (3) comprises a female portion (5) at...  
WO/2018/135536A1
A threaded joint capable of ensuring a high level of sealing performance is provided. A threaded joint (10) is provided with a pin (1) and a box (2). An inner male threaded section (13) of the pin (1) includes a parallel section (131). T...  
WO/2018/135267A1
Provided is a threaded joint for steel pipes, the threaded joint having further improved sealing performance. This threaded joint (1) is provided with a pin (10) and a box (20). The pin (10) has a pin shoulder surface (11), a pin seal su...  
WO/2018/132091A1
A drive shaft coupling for connecting a rotating tube cleaning shaft to a tube cleaning machine wherein high pressure fluid is pumped through the coupling, wherein the coupling is sealed to contain the high pressure fluid, and wherein a ...  
WO/2018/127496A1
A brake valve assembly comprising a valve housing (40) containing a port (12), a connector (42) and an adapter (44), the connector (42) and adapter (44) together being configured to connect a tube (46) to the port, the connector (42) hav...  
WO/2018/114866A1
The present disclosure relates to a tube arrangement (30) comprising a first metal tube (1), a second metal tube (4), a first sleeve part (8), and a second sleeve part (10). The first and second sleeve parts are threadedly connected to t...  
WO/2018/111983A1
A flanged fitting includes an annular fitting flange having an annular end face. A glass liner lines a radially inner annular portion of the annular end face of the annular fitting flange. A radially outer annular portion of the annular ...  
WO/2018/098593A1
A wellbore equipment assembly and components for a wellbore equipment assembly are disclosed along with a method of connecting wellbore string components. In some embodiments, the assembly includes a first component and a second componen...  
WO/2018/097802A1
The present invention disclosed a pipe connector assembly (20) for a metal-plastic composite pipe connection comprising a connector (25) configured to couple to a pipe end (35), a threaded reducer nut (40) configured to connect to the pi...  
WO/2018/085184A1
A locking pipe joint device employs a center body connector, one or more sealing elements, such as a wiper seal and a sealing ring, a sealing ring retainer, an indicator ring and a retaining cap. In various embodiments, the retaining cap...  
WO/2018/077617A1
A sealant material for sealing joints between male and female mating parts comprising: (a) an elongate flexible thread suitable for wrapping around at least one of the parts, and (b) a joint sealing composition comprising an anaerobicall...  
WO/2018/074212A1
Provided is a threaded joint for a pipe having excellent seizing resistance and an excellent external appearance; also provided is a manufacturing method therefor. An embodiment of this threaded joint for a pipe is equipped with a pin (3...  
WO/2018/072564A1
A pipe connection system, comprising a male pipe connector (1) and a female pipe connector (2). The female pipe connector (2) is internally provided with a stepped bore. The stepped bore divides the female pipe connector into a large dia...  
WO/2018/075669A1
Methods that may be employed to help to equalize the length of the teeth on a pin-and-box SCR connector during make-up include locating the make-up groove on the box at the far box end away from the pipe end. This causes the make-up forc...  
WO/2018/075672A1
A coupling nut (108) for joining a pair of conduits (104, 106) is provided. The coupling nut includes a first end (124) and a second end (126). An opening extends between the first end and the second end. The opening has an interior surf...  
WO/2018/071171A1
A thread form for a threaded connection comprising a plurality of threads, wherein at least a portion of each of the threads comprise a root having a root radius that extends from a point central to the root and having planar flanks exte...  
WO/2018/065332A1
The invention relates, inter alia, to a fluid-conducting system comprising: a control device (1), in particular a stopcock; a first fluid-conducting element, in particular a first hose; and a second fluid-conducting element, in particula...  
WO/2018/061767A1
Provided is a threaded joint for an oil well steel pipe having excellent sealing performance and compression resistance. The threaded joint has a pin 2 provided with a male screw 4, and a box 3 provided with a female screw 5 that screws ...  
WO/2018/052141A1
The purpose of the present invention is to provide a threaded joint having a wide torque range in which predetermined performance can be obtained. A threaded joint according to the present invention is provided with: a pin (1) that has a...  
WO/2018/052140A1
The purpose of the present invention is to provide a threaded joint that enables reduction of time for machining a thread section and has a high torque. A threaded joint (1) is obtained by connecting a pair of pipes. The threaded joint (...  

Matches 1 - 50 out of 4,655