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Patent Searching and Data


Matches 101 - 150 out of 4,719

Document Document Title
WO/2017/110685A1
A threaded joint for a pipe is provided which has excellent misalignment resistance and suitable shoulder ring torque, and which further has excellent corrosion resistance and excellent adhesion to a solid lubricant film; also provided i...  
WO/2017/106241A1
An apparatus for expanding tubular members in a wellbore, such as casing, liners, sand screens, or other expandable tubular members, includes a first downhole tubular member, a second downhole tubular member that is radially expandable, ...  
WO/2017/104282A1
Provided is a threaded joint for a steel pipe, the threaded joint being capable of ensuring excelling sealing performance and preventing the occurrence of crevice corrosion. The threaded joint is provided with a pin (10) and a box (20). ...  
WO/2017/100026A1
A tubular connection, method for connecting tubulars, and a coupler for connecting together tubulars, of which the tubular connection includes an inner body including a bore, external threads, a tapered torque nose, and a radially-facing...  
WO/2017/098327A1
A polymer lined pipe (PLP) assembly comprising: a first PLP section comprising an first outer metal pipe and a first inner polymer liner, a second PLP section comprising a second outer metal pipe and a second inner polymer liner, at leas...  
WO/2017/100526A1
Present embodiments include a first oilfield tubular (102), wherein the first oilfield tubular (100) comprises a threaded box connection at a first axial end (110) of the first oilfield tubular (100), a second oilfield tubular (102), whe...  
WO/2017/096085A1
A locking collar quick union connection (100) comprises a split ring (110) and a locking collar sub-assembly (120). The locking collar subĀ¬ assembly (120) includes a collar (121), a locking ring (125), and a locking screw (126). The loc...  
WO/2017/034438A3
The invention relates to leak-tight threaded pipe joints comprising a metal-metal seal assembly. The present threaded joint for steel pipes consists of a tubular member (a nipple) and a coupling member, having situated thereon portions w...  
WO/2017/069030A1
Provided is a threaded fitting for steel pipes, which is capable of improving sealing performance. This threaded fitting (1) for steel pipes is configured from a pin (10) and a box (20). The outer diameter of the box (20) is smaller than...  
WO/2017/066673A1
An integrated casing joint, casing assembly, and method is disclosed. The integrated casing includes a tubular portion and a pair of tubular joint ends. The pair of tubular joint ends are positionable at opposite ends of the tubular port...  
WO/2017/049901A1
A sealing and connection structure for VSD cooling systems comprises a sleeve pipe (16), a sleeve-pipe seat (12), and a connector (17). The sleeve pipe (16) comprises a sleeve-pipe body (161) constructed into a cylinder and a sleeve-pipe...  
WO/2017/047722A1
This pipe threaded joint (1) is provided with a pin (5) and a box (8). The pin (5) and the box (8) are each provided with a contact surface having threaded parts (4, 7) and a non-threaded metal contact part. The pipe threaded joint (1) i...  
WO/2017/041175A1
An improved fitting assembly for analytical devices is provided. The fitting assembly includes a tube securable to a fitting component via rear and front ferrules and a nut. The fitting component includes a body having a cavity for recei...  
WO/2017/041955A1
The invention relates to a pipe element (1) having a pipe (3) made of fibre-reinforced plastic and having a metal connection element (5) arranged on a pipe end section (4) in the region of at least one pipe end and connected to same, via...  
WO/2017/042226A1
Plug (10) for a pressure test suitable for a tubular component, the tubular component comprising a male threaded element (1) at a free end (4), such that the male threaded element comprises a male thread (2) and a sealing surface (6), th...  
WO/2017/034521A1
In accordance with some embodiments of the present disclosure, a double wall pipe connection system for a production tubing joint is disclosed. The double wall pipe connection system including a box adaptor having a first end and a secon...  
WO/2017/034438A2
The invention relates to leak-tight threaded pipe joints comprising a metal-metal seal assembly. Claimed is a threaded joint for steel pipes, consisting of a tubular member (a nipple) and a coupling member, having situated thereon portio...  
WO/2017/024208A1
A tubular connection comprising a longitudinal axis, a pin member comprising a distal pin end, a tapered pin thread having a constant pin taper angle a: with respect to the longitudinal axis, and a pin sealing surface located between the...  
WO/2017/013408A1
A connector for connecting a first gas preparation device in a gas preparation system to a second gas preparation device in a gas preparation system is disclosed. The connector includes a body having an aperture extending therethrough an...  
WO/2017/008870A1
The invention relates to a sanitary line attachment (1) which has a sleeve-shaped design in at least one front end area (6) and, in the sleeve interior of this sleeve-shaped front end area (6), has an inner thread (7) for attachment to a...  
WO/2017/003362A1
The invention relates to a hydraulic or pneumatic connector (100) comprising a hollow stem (5) and a swivel nut (1 ). Said stem (5) having a head (10) and hose tail (8) to which a hose can be secured, and said swivel nut (1 ) being mount...  
WO/2017/003239A1
The present invention relates to a geothermal well insulating pipe, a geothermal well pipe assembly, a geothermal well heat exchange system, and a construction method therefor. The geothermal well insulating pipe according to the present...  
WO/2016/205262A1
A tubular member connection system (11) includes a pin (15), external pin threads (17), and an annular pin lip (21) at a shoulder surface (20) of the pin. A box (27) has internal box threads (29) and an annular box lip (31) at an end sur...  
WO/2016/188862A1
An elongate component, such as a drill rod or adaptor, to form part of a drill string having a shoulder contact male spigot coupling. The male spigot comprises a non-threaded shank and a threaded section in which an axial length of the n...  
WO/2016/130021A3
The object of the invention is a mechanical connector assembly for joining pipes conveying fluids such as hydrocarbons. The connector joins two internally threaded pins (7a) and (7b) attached to pipe sections (3) to an externally threade...  
WO/2016/174687A1
A pipe and coupler system (1), described herein, includes a fixed pipe (10), a removable pipe (1), and a coupler (12) having a fixed pipe end (14) and a removable pipe end (15). The fixed pipe end (14) is joined to the fixed coupler end ...  
WO/2016/111622A3
The present invention relates to a device for sealing in fluid-tight manner a connection between two conduit parts aligned at an angle relative to each other, comprising: - a first sealing part comprising an inner wall and an outer wall,...  
WO/2016/172163A1
A coupling assembly (20) is provided that includes a first coupling member (25), a second coupling member (24) configured to selectively connect with and disconnect from the first coupling member, a locking sleeve (42) configured to sele...  
WO/2016/147055A3
An air filter connector (21) is disclosed for connecting two tubular air filters (1,40) together in an end-wise manner. The connector (21) comprises: a tubular wall (23) having upper and lower connecting portions (27) with a central pass...  
WO/2016/168797A1
This invention builds up on technical features and on the industry experience with the use of MerlinĀ® family connectors. In addition to friction, structural means utilized in order to transfer high torsional loads include: dog-clutch li...  
WO/2016/115612A3
The present invention relates to a tube for injecting thermally insulated fluids, in that a technology capable of increasing thermal efficiency using high-efficiency shaped thermal insulators is developed, providing an insulating layer o...  
WO/2016/161482A1
A rigid thread extender (2) is provided for use in plumbing installations. The extender has an elongate rigid conduit (6) defining a fluid path between its first and second ends (8 and 10). The first end (8) has an annular seal (14) and ...  
WO/2016/161526A1
A pipe connector. The connector includes a body with opposed connection portions for connecting two pipes. A protective portion extends along at least a portion of an inside surface intermediate the connection portions. The protective po...  
WO/2016/157887A1
Provided is a threaded pipe joint that, when acted upon by a tensile load, does not break on the female thread-side of a first thread section of a second thread series that extends from an intermediate shoulder and reliably undergoes ten...  
WO/2016/160225A1
An adjustable cable fitting for a thru-arm cable of a robotic welding torch includes a female member formed of an elongated tubular body having a forward end, a rear end, and a through hole extending axially from the forward end to the r...  
WO/2016/147222A1
A drill pipe with double shoulder tool joints by which a stress concentration can be relaxed and provided with an excellent fatigue characteristic without largely changing a predetermined threaded portion shape is provided. A drill pipe ...  
WO/2016/087929A4
The present invention is a method of sealing threaded connections of plastic fittings with other plastic fittings, or with fittings of any other materials, in order to ensure a non-leaking connection without applying any additional seali...  
WO/2016/113790A1
Provided is a threaded pipe joint with improved sealing, compressive resistance and galling resistance. The present invention is a threaded pipe joint, wherein: the outer diameter of the element tube section of a pin member (3) is 168.3 ...  
WO/2016/111622A2
The present invention relates to a device for sealing in fluid-tight manner a connection between two conduit parts aligned at an angle relative to each other, comprising: - a first sealing part comprising an inner wall and an outer wall,...  
WO/2016/112218A1
A coated conduit end with a perceivable demarcation quickly and reliably indicates how far conduit is screwed or inserted into a coated conduit fitting to form a conduit system.  
WO/2016/110678A1
A coupling system between tubular members such as tubing, pipes, casing and liner for location in a well bore in which the ends of each tubular have cooperating profiled sections. The profiled sections are arranged coaxially and a radial...  
WO/2016/108844A1
A tubular string comprises a plurality of torque connectors connecting a plurality of tubular members. At least one torque connector of the plurality of torque connectors comprises a pin component threadably connected to the box componen...  
WO/2016/108141A1
A threaded connection has at least one male end threaded zone (107), and one female end threaded zone (108). A tooth width of the male threaded zone, CWTp, increases from CWTpmin to CWTpmax for the tooth closest to, and furthest from the...  
WO/2015/077464A8
A connection is established between a pin connector and a box connector defined on a pair of tubular members such as casing segments in the field of oil and gas recovery. The pin connector and box connector include features for the prote...  
WO/2016/087847A1
A connection comprising first and second lined tubular members (101,102) having a coincident bore (113,114) and a protective ring (115), the first lined tubular member (101) having a pin end (2) and the second lined tubular member (101,1...  
WO/2016/087929A1
The present invention is a method of sealing threaded connections of plastic fittings with other plastic fittings, or with fittings of any other materials, in order to ensure a non-leaking connection without applying any additional seali...  
WO/2016/085448A1
Certain aspects and examples of the disclosure herein are directed to a device for allowing downhole drilling tubing to withstand greater torques. Certain examples may allow a tube segment to experience a higher torque without the need f...  
WO/2016/065651A1
Disclosed is a pipe fitting for a pipeline connection, comprising a nut (3), a joint (1), an outer frustum (5) of the joint and a connection pipe horn mouth (7), wherein the nut is provided with an inner taper hole (10), a clamping sleev...  
WO/2016/068519A1
The present invention relates to a pipe connecting device for connecting a plurality of pipes and, more particularly, to a pipe connecting device that can not only connect individual pipes but can also improve the reliability of pipe con...  
WO/2016/065380A1
The invention relates to a flexible sealing material for threaded connections made from, in particular, a strip or threadlike PTFE-mono or multi-filament. The aim of the invention is to provide advantageous sealing conditions in which th...  

Matches 101 - 150 out of 4,719