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WO/2013/115649A1 |
A coupling (1) and method for providing a joint between a first component (2) and a second component (4), or dividing same, the first component (2) being provided with an internal circular receiving portion (6) which includes an internal...
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WO/2013/108931A1 |
A threaded joint for pipes comprises a pin 1 and a box 2 each having a contact surface including a threaded portion 3,7 and an unthreaded metal contact portion. The unthreaded metal contact portion includes a sealing surface 5, 8 and a s...
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WO/2013/109522A2 |
A conduit fitting includes a conduit connecting device, a jacket sealing device, and a venting device. The conduit connecting device grips and seals against an unjacketed portion of a metal conduit when the conduit connecting device is a...
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WO/2013/108932A1 |
A box protector 21 for protecting the inner surface of a box 11 of a threaded joint for pipes having a female threaded portion and a shoulder surface 14 with the shoulder surface being sloped by an angle θ with respect to the direction ...
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WO/2013/098491A1 |
A tubular threaded joint (30) comprising a first body (C1) ended by an outer stop (BE), and linked to a male thread (PC1) extended by an end portion (PT1) forming an inner stop surface (B1) at the axial end thereof, such that the joint c...
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WO/2013/100814A1 |
The invention relates to connecting fittings. The polymeric device for protecting a pipe coupling comprises graduated bushings mounted between the ends of pipes which have a conical thread and are connected by the coupling. A first gr...
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WO/2013/095887A2 |
A wedge ring (60) is provided for securing a centralizer (50) or other structure to a tubular element. The wedge ring (60) comprises a first surface comprising a plurality of teeth (64) configured to engage a surface of the tubular eleme...
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WO/2013/093233A1 |
The subject of the invention is an assembly for creating a threaded joint (1) for boring or exploiting hydrocarbons wells, said joint comprising a first tubular component and a second tubular component with an axis of revolution (10), ea...
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WO/2013/084099A1 |
A threaded connection design having a double ellipse in the thread root for reducing stress fatigue is illustrated in this disclosure. The root groove includes a first portion comprising a first elliptical surface being part of a first e...
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WO/2013/073712A1 |
A tubular threaded joint which is free from harmful heavy metals, which has excellent galling resistance, gas tightness, and rust-preventing properties and which does not readily undergo yielding of shoulder portions even when subjected ...
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WO/2013/060271A1 |
The technical problems to be solved by a connection structure for a length adjustable and anti-dismantle union with a pipe thread for gauge use are that the lengths of current gauge joints are not adjustable and the anti-dismantle struct...
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WO/2013/057926A1 |
Provided is a threaded coupling for a steel pipe having excellent galling resistance and seal performance as a radial-seal type connector. With this threaded coupling a plating having a Vickers hardness of not less than 310 is applied to...
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WO/2013/043976A1 |
An adjustable fracturing system (10) is provided. In one embodiment, the system includes a fracturing head (60, 62, 64) having an adjustable body with a first portion (82) and a second portion (84) that enable variation in a dimension of...
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WO/2013/038072A1 |
The invention relates to an assembly for producing a threaded joint, comprising first and second tubular components having axis of rotation (10). One of the ends (1, 2) of each of the aforementioned components is provided with a first th...
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WO/2013/022355A1 |
This invention relates to a conduit or spigot fabrication comprising at least one protuberance or shoulder acting to keep a nut deployed locally to the end of the conduit or spigot for thread-wise engagement of the nut to a waste outlet ...
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WO/2013/020298A1 |
Disclosed is a threaded connection device, comprising a bolt (1) and a nut (2), which are provided with internal and external threads (23, 12) respectively, and are engaged with each other. At least one peripheral snap-groove (11) is pro...
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WO/2012/167356A1 |
In a method for reconditioning a tubing joint having a serviceable tubing portion and unserviceable threaded upset ends, a tubing nipple having threaded ends is transversely cut to produce two tubing nipple segments, and the unserviceabl...
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WO/2012/162214A1 |
A tubular connection is formed by a box member and a pin member, each of which has a tapered constant pitch thread. A profiled defined by the thread of at least one of the pin member and the box member results in a pitch line (44) that i...
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WO/2012/152657A1 |
The coupling comprises a tubular body with two ends of the body each provided with a portion of internal threading (14) for joining to a tubular element, the tubular body further comprising a central portion separating the two ends each ...
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WO/2012/146178A1 |
The present invention relates to a composite feces extraction interface, comprising: a fixed interface, a handling interface connected to the fixed interface, and a locking apparatus locking the fixed interface and the handling interface...
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WO/2012/148875A2 |
A hose splicing system comprises a first clamping tool and a hose fitting adapter. The first clamping tool includes a first clamp member and a second clamp member. An inner surface of at least one of the first clamp member and the second...
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WO/2012/128015A1 |
Provided is a screw joint for steel piping that exhibits excellent sealing properties even when subjected to a bending load. Specifically provided is a screw joint for steel piping in which a pin (3) and a box (1) are coupled by means of...
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WO/2012/118996A1 |
A fitting assembly is provided having a nut and a self-releasing ferrule, which in certain embodiments may be assembled by an operator. The nut and ferrule of the fitting assembly have passageways therethrough for receiving and removably...
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WO/2012/118167A1 |
In a radial-seal type threaded coupling for a steel pipe, there is room for improvement in ensuring the seal in terms of the rigidity of a pin nose. Specifically, the nose portion outer peripheral surface of a pin (3) is provided with a ...
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WO/2012/115809A1 |
A method by which threaded pipe sections are connected to form a tubular joint having proper sealing positioning at proper make-up torque. This is accomplished by manufacturing a make-up stencil plate for each specific size of pipe to be...
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WO/2012/110268A1 |
The present invention relates to a screwed plug (1) according to DIN 3852, part 11, with a profile sealing ring (12) according to DIN 3869, wherein the screwed plug (1) provided for a screwed pipe joint has a threaded connection piece (2...
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WO/2012/103018A1 |
A system and method for coupling pipes. The system includes at least one tubular sleeve positionable in at least one of the pair of pipes and a compression ring. Each of the tubular sleeves has a ring end. The compression ring is positio...
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WO/2012/089304A1 |
The invention concerns a threaded tubular component for drilling or working hydrocarbon wells, said tubular component having at one of its ends (1; 2) a threaded zone (3; 4) produced on its outer or inner peripheral surface depending on ...
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WO/2012/089305A1 |
The invention concerns a threaded connection comprising a first and a second tubular component, each being provided with a respective male (1) and female (2) end, the male end (1) comprising at least one threaded zone (3) on its external...
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WO/2012/079299A1 |
A fastening piece with a male thread and thread fastening components are disclosed. The fastening piece fits with a fastening piece with a female thread by the interaction between the male thread and the female thread. Each tooth shape o...
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WO/2012/074984A2 |
Underground drilling operation often requires connecting a drill tool (e.g., drill bit, backreamer, etc.) to a drill string. It is desirable to connect the drill tools to a drill string in a manner that facilitates quick and easy assembl...
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WO/2012/066266A1 |
A pipe joint, comprises a screw-threaded joint for pipes comprises a pin (10) having a male screw-threaded portion (15) and a box (20) having a complementary screw-threaded portion(25). The threaded portions of the pin and box (10,20) in...
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WO/2012/060472A1 |
A lubricating coating which can prevent the occurrence of galling even when makeup is carried out with a high torque and which has excellent rust preventing properties is formed on the contact surfaces of a pin and/or a box of a tubular ...
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WO/2012/060474A1 |
In order to provide a tubular threaded joint constituted by a pin and a box each having threads and an unthreaded metal contact portion with excellent galling resistance and gas tightness even in extremely cold environments at -60° C to...
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WO/2012/056500A1 |
Provided is a screw connector for an oil well pipe, said connector equipped with a male screw (1) having a seal (5) formed as a convex surface and a shoulder (6) formed farther toward the tip than the seal (5), and with a female screw (2...
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WO/2012/039801A2 |
The present invention is an improvement in conventional street elbow pipe design that allows for the street elbow pipe to be easily installed, removed, maintained, adjusted and handled without damage to the street elbow pipe itself or in...
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WO/2012/037815A1 |
A sealing structure of a juice extractor comprises a cup (1), a cup base (2) and an annular sealing ring (3). An external thread (11) is arranged on the outer peripheral wall of the bottom of the cup (1). An internal thread (22) matching...
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WO/2012/040275A2 |
A threaded connection includes a pin member comprising a first pin step and a second pin step, and pin wedge threads disposed on each of the first and second pin steps and a box member comprising a first box step and a second box step, a...
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WO/2012/034516A1 |
A bi-metal composite tube comprising of an inner tube (10) and an outer tube (20). The inner tube (10) is placed within the outer tube (20) and is made of corrosion-resistant material. The bi-metal composite tube also has a connector (30...
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WO/2012/029967A1 |
A coating apparatus for forming a thin UV curable resin coating on the outer and/or inner surface(11A,11B) of a threaded end portion of a steel pipe(11) constituting a pin or box of a threaded joint for steel pipes comprises a steel pipe...
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WO/2012/022679A1 |
In the case of a pipe connection which comprises a socket element (1), with at least one internal thread (2), and a bolt element (4), with an external thread (2), the intention is to create a solution which cost-effectively provides an i...
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WO/2012/008898A1 |
A sealing module comprising two module halves (11) which are intended to be pressed against each other in order to sealingly surround a conduit, the respective module half comprising; - an outer base part (20) with an elongated recess (2...
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WO/2012/003887A1 |
The present invention relates to a connection arrangement (500) for mechanically and fluidly connecting a fuel filter to a fluid meter in a fuel dispenser and a method for assembling the connection arrangement. The connection arrangement...
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WO/2012/003645A1 |
A tubular thread connector for oil and gas industries is disclosed. The connector includes a tubular body (2) and a hoop (1). An outer thread is provided on the tubular body (2), and an inner thread is provided on the hoop (1). The outer...
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WO/2012/006405A2 |
A conduit fitting of the type having first and second threaded fitting components and at least one conduit gripping device, further includes a stroke limiting member that allows the fitting to be pulled up by applying a predetermined tor...
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WO/2012/002409A1 |
Disclosed is a pipe screw coupling that has increased sealing properties, compression resistance, and galling resistance. Specifically, the pin nose outer peripheral surface (30) forms a convex curve on the outside thereof in a cross sec...
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WO/2012/002892A1 |
A flow module port fitting(2) to be inserted in port hole (14) in a flow module, which port hole is in communication with flow channel (10). The port fitting comprises a head (3), and a shaft (4) with a centre axis (A -A), attached to th...
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WO/2011/157359A1 |
A female component (1) for a tubular hydrocarbon working string subjected to dynamic bending strength comprising a tapered female threading (3) intended to cooperate with a male threading in order to form a rigid mutual connection of tub...
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WO/2011/157309A1 |
The present invention relates to a sanitary insertion unit which has a sealing ring (1) with a sleeve-shaped extension (2), the free end region of which extension (2) has a head (3) which protrudes circumferentially and, when the extensi...
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WO/2011/159193A1 |
The invention relates to hermetically sealed screw-threaded joints for pipes in a technological string of a drilling installation. The hermetically sealed screw-threaded joint for pipes comprises a nipple end 1 and a locking coupling 2 h...
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