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WO/2015/014084A1 |
Disclosed is a disassembly-preventing pipe-connecting device (10), comprising a first connecting pipe (20), a second connecting pipe (30), a first connector (50) connected to the first connecting pipe (20) and a second connector (60) con...
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WO/2015/015799A1 |
With prior art, plastic deformation of the entire pin tip occurs during compression loading and durability of the threaded joint decreases. The threaded joint is a premium joint, wherein: the pin-side shoulder angle (θ1), the box-side s...
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WO/2015/017660A1 |
An apparatus is disclosed that forms a piping thread form of four threads per inch pipe (TPI). The thread form is configured to have a load flank, a load flank angle, a stab flank, a stab flank angle, a crest, and a root. Hydrostatic pre...
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WO/2015/007579A1 |
The invention concerns an assembly for producing a threaded connection, comprising a first and a second tubular component with an axis of revolution (10) and each respectively provided at one of their ends (1, 2) with at least a first co...
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WO/2014/202555A1 |
The invention concerns an set for producing a threaded connection, comprising a first (UCS), a second (BCS), a third (PIN-A) and a fourth (PIN-B) tubular component with an axis of revolution (10), the first tubular component being provid...
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WO/2014/199620A1 |
It is difficult to provide, as an industrial product, a threaded joint for an oil well pipe that has excellent galling resistance in a pin pipe end-side thread section thereof using the prior art. Provided is a threaded joint for an oil ...
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WO/2014/199619A1 |
As a result of a case in which contact occurs at a stabbing flank surface (31B) being assumed in the prior art, it is not possible to reduce the action of a high concentrated load when the high concentrated load acts on a load flank surf...
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WO/2014/187740A1 |
The invention relates to a coupling, in particular a pipe coupling for high-pressure pipes (1) or high-pressure hoses. The coupling is equipped with at least one coupling piece (2), which can be connected to a connection end (3) of the h...
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WO/2014/187873A2 |
The invention concerns an assembly for producing a threaded connection, comprising a first and a second tubular component with an axis of revolution (10) and each respectively provided at one of their ends (1, 2) with at least a first (3...
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WO/2014/136139A1 |
A double shoulder tool joint, whose a sealing surface (including a pin sealing surface and a box sealing surface) is less subject to damages so that the tool joint has excellent liquid sealability when the drill pipes are interlocked and...
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WO/2014/128123A1 |
The invention relates to a pipe connector (RVS), comprising a first connection (AS1), a second connection (AS2) and a third connection (AS3). Longitudinal axes (LA1, LA2, LA3) of the connections (AS1, AS2, AS3) are located substantially ...
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WO/2014/125545A1 |
Although a means for suppressing pin seal section deformation has been disclosed previously, no method for resolving the issues resulting from box side deformation has been disclosed. Provided is a threaded joint for a pipe, that fulfill...
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WO/2014/122265A1 |
A seal coupling system for valve (2) comprises: a coupling portion (3) protruding from the body (4) of the valve (2) along a longitudinal axis (X) and suitable for engaging with a connection seat (5) of a pipe of a plant along which a fl...
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WO/2014/122266A1 |
A tamperproof screwing coupling system for valve (102) of a thermal/ sanitary plant for buildings comprises: - a first connecting part (3) and a second connecting part (4) that are mutually couplable through screwing by relative rotation...
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WO/2014/115191A1 |
In this screw coupling, the outer peripheral surface (31) of the nose section of a pin (3) is caused to have a simple tapered shape, the sealing surface (21) of a box (1) has an outwardly convex curved surface shape, and the seal point (...
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WO/2014/108756A1 |
A drill pipe tool joint comprising:a pin including a male threaded portion at an outer surface; and a box including a female threaded portion at an inner surface, the female threaded portion to be screwed and fastened to the male threade...
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WO/2014/107506A1 |
A threaded connector for a large diameter tubular member includes a pin member having an external thread formed thereon with a first contact surface located on one side of the external thread and a sealing element located on the other si...
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WO/2014/095817A1 |
The invention concerns an assembly for the production of a threaded connection, comprising a first and a second tubular component each with an axis of revolution (10) and each provided at one of their ends (1, 2) with a threaded zone (3;...
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WO/2014/085314A2 |
A tubular connection includes a pin member and a box member. The pin member has a first thread structure and a helical torque shoulder spaced axially along the pin member from the first thread structure.. The box member has a second thre...
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WO/2014/074447A1 |
A broach-style anti-rotation device for connected tubular members (106; 108) is described. In embodiments, the broach tool (144) is inserted into a slot (118) in an outer diameter surface of the pin (102), and teeth (146) of the broach, ...
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WO/2014/066972A1 |
A method and apparatus for joining first and second bodies coaxially together to resist relative axial and rotational movement between the bodies. A male portion of the first body is received in a complementary female portion of the seco...
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WO/2014/065671A1 |
Gasket for sealing of couplings with threads carried out in heat-shrinkable polymer which is shrinked by heat such that it encloses the outer threads on one of the two components that are to be connected.
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WO/2014/058981A1 |
A system (10) for joining pipe segments, the system (10) including a first pipe connector (12) connected to a first pipe segment, and a second pipe connector (14) threadingly connectable to the first pipe connector (12), and connected to...
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WO/2014/053304A1 |
The invention relates to an energy storage arrangement (1) for supplying power, particularly to a motor vehicle, with at least one first energy storage module (11) and a second energy storage module (12) positioned on the first energy st...
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WO/2014/052314A1 |
A threaded pipe connection is shown which features a pressure energized flex-seal structure. The connection includes a first box member having a box end, the box end having an end opening defining an interior surface with internal thread...
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WO/2014/045973A1 |
In the present invention, a threaded joint for a steel pipe is provided with: a pin having an male thread formed of a two-stage thread, and a sealing surface comprising a tapered surface and curved surface formed at an intermediate part ...
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WO/2014/042144A1 |
This composition for use in forming a solid coating film comprises a pulverous organic resin at least partial soluble in dipolar aprotic solvents which is contained in a mixed solvent containing water and a dipolar aprotic solvent, where...
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WO/2014/039263A1 |
A pipe connection includes a tubular box having an internal threaded section extending from a rim, and a nose receptacle area joining the threaded section. A box seal surface is formed on the nose receptacle area. A tubular pin has a nos...
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WO/2014/031484A2 |
A tubular connector secures two coaxial tubulars using a box and pin connection. A pin end tubular member having an axis and a pin end inserts into a box end tubular member having a box end. A pin end flange formed on an outer diameter o...
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WO/2014/026846A1 |
The invention relates to a thread connection, in particular for connecting components of an injection device for internal combustion engines which conduct a high pressure medium, wherein a first component (6) has an inside thread (21) an...
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WO/2014/022934A1 |
A coupling for joining two pipes, or joints of a drill string comprises a generally tubular body having opposed threaded portions for receiving the pin ends of the joints, and an outer surface defining a generally centrally located groov...
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WO/2014/024755A1 |
Provided is a composition for forming a lubricant film on a tubular threaded fitting, the composition being characterized by containing melamine cyanurate, a basic aromatic organic acid metal salt, and at least one species selected from:...
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WO/2014/006866A1 |
In the present invention the box-side lip length L is the distance, in the pipe axial direction, from a point P corresponding to the tip of the pin nose of a box member (1) to the load surface (18b) of the lip-side female screw thread (5...
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WO/2014/002003A1 |
The device (10) comprises a body (12) made of a first material, for example aluminium, and a component (14) coupled to the body (12) and made of a second material different from the first. The device (10) further comprises, between the b...
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WO/2013/192058A2 |
A box and pin for connecting joints of pipe quickly and safely to convey fluids that may be pile driven into the earth.
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WO/2013/183634A1 |
This threaded coupling for steel pipe is formed with a pin and a box, each equipped with a contact surface, which has an unthreaded metal contact part that includes a seal part, and has a threaded part. On the contact surface of the pin ...
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WO/2013/182962A1 |
The invention is a method for making junctions between a first body (A) made of a first material, comprising a tube (A1), and a second body (B) made of a second material and comprising a hole (B1) for the insertion of said tube (Al). The...
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WO/2013/176281A1 |
In a tubular threaded joint composed of a pin 1 and a box 2 each having a contact surface comprising a threaded portion and an unthreaded metal contact portion including a seal portion and a shoulder portion, a solid lubricating coating ...
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WO/2013/176851A1 |
A pipeline includes a pair of pipe sections with ends (20, 22), connected together by threads, the pipe ends having axial and radial abutments lying beyond the ends of the thread. The abutments are located to stabilize a nib sealing arra...
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WO/2013/174421A1 |
A sealing element (100) for sealing a fluidic connection between a coupling element (258) and a tubular element (136) and thereby providing a sealed flow path through the tubular element (136) and between the coupling element (258) and t...
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WO/2013/163414A1 |
A fluid fitting comprises an interior wrenching portion for removing failed remnants of the fitting still installed in place. Various alternative configurations are described.
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WO/2013/146691A1 |
A pipe (1) is provided with a pipe body (2) that is formed from a fiber-reinforced plastic, and a connector (3) that is a substantially tubular member formed from a resin, that has the end section (21) of the pipe body (2) inserted there...
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WO/2013/146692A1 |
A pipe (1) is provided with: a reinforcing fiber structural body (22) having a tubular shape; and a matrix resin (29) that, by covering the inner side and the outer side of the reinforcing fiber structural body (22), said inner side bein...
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WO/2013/148814A1 |
A trapezoidal thread form includes a thread having a trapezoidal cross-sectional shape, the thread including an apex surface (42), two side surfaces (32, 34), and a valley; and a thread wear indicator (50) formed in one of the apex surfa...
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WO/2013/146693A1 |
A pipe (1) is provided with: a tube-shaped pipe body (2) which consists of fiber-reinforced plastic; and a connection section which is a substantially tube-shaped member centered on the center axis of the pipe body (2), has an end of the...
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WO/2013/137770A1 |
The invention relates to polymeric pipes reinforced with a metal casing, which are used for transporting oil and gas, acids, alkali products, drinking water and industrial water, and also in the transportation of aggressive and neutra...
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WO/2013/130950A1 |
A fitting assembly (200) for use in an analytical instrument system, comprising: a nut (210) having a first end (211)and a second end (213) and a passageway (222) therethrough, a nut head (212) proximal to said first end of the nut, an e...
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WO/2013/123561A1 |
A frozen beverage device to convert a liquid beverage into a semi-frozen or frozen form has inner and outer walls forming at least one refrigerant cavity containing a refrigerant material with a freezing point below the freezing point of...
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WO/2013/124386A1 |
The invention provides a connector assembly for interconnecting tubular elements. The connector assembly comprises at least one pin member, at least one box member, and for each box member a respective coating layer. Each pin member has ...
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WO/2013/124387A1 |
The invention provides a connector assembly for interconnecting tubular elements. The connector assembly comprises at least one pin member, at least one box member, and for each box member a respective coating layer. Each pin member has ...
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