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Patent Searching and Data


Matches 301 - 350 out of 7,706

Document Document Title
WO/2015/061812A3
The combination of a pair of pipes (102, 104) each having a peripheral groove (110, 112) near its end and a coupling (204, 206) for coupling together the ends of the pipes in a fluid tight manner, the coupling comprising the combination ...  
WO/2015/088356A1
A seal assembly (2) for a hammer union (1) is described, the seal assembly (2) comprising : - a metal gasket (3); and - a pipe (4) comprising a receiving portion (5) arranged to receive the metal gasket (3) internally in the pipe (4); th...  
WO/2015/079517A1
Provided is a low-cost gas pipe connecting structure whereby operations of connecting together one gas pipe and gas controllers on both the sides of the gas pipe are easily performed. Extending pipe sections (13) extending toward a gas p...  
WO/2015/075966A1
[Problem] To provide a pipe joint structure for which a gap that would enable the infiltration of a fluid being transported between the inner circumferential surfaces of coupled pipe elements is not generated. [Solution] A pipe joint str...  
WO/2015/076228A1
 Provided is a flange structure that makes it possible to suppress an increase in flow resistance and perform manufacture in a simple and stable manner. A first member (1) and a second member (3) are connected via a flange (2) in a sta...  
WO/2015/072128A1
When the size of a cooling device using a piping structure is large, it is difficult to avoid a reduction in the cooling capacity without causing an increase in the consumption of electric power. This piping structure has: a pipe-like se...  
WO/2015/072571A1
The present invention provides a method, when forming a locking ridge on the outer circumferential surface of a joint section by form rolling, for forming the locking ridge such that a joint section structure, which has excellent ability...  
WO/2015/073169A1
Flange technologies are described for a flange comprising a first and second side. Each side may include a knife edge surface disposed circumferentially around a base surface and a periphery section disposed around the knife edge surface...  
WO/2015/073008A1
A gasket insertion cradle (10;210) with a bottom frame portion (12;212) configured to align a gasket (22) between opposing flanges (24,26) of a flange assembly and capable of being removed from the flange assembly by simply rotating the ...  
WO/2015/068606A1
The purpose of the present invention is to provide a gasket and a sealing structure which enable an improvement in sealing performance with respect to a gas having a property that dissolves rubber materials, and which enable such improve...  
WO/2015/064824A1
The present invention relates to an insulation gasket provided with a sealing sheet for high-temperature and high-pressure conditions, comprising: a first sealing member having a structure comprising a disk made from a stainless steel ma...  
WO/2015/064825A1
The present invention relates to an insulation gasket provided with a metal o-ring for high-temperature and high-pressure conditions, comprising: a first sealing member having a structure comprising a disk made from a stainless steel mat...  
WO/2015/060055A1
The objective of the present invention is to improve workability when an electronic device requiring an angular adjustment centered on the axis of a connection site is connected in a fixed manner to another electronic device. This connec...  
WO/2015/061812A2
The combination of (I) a pair of pipes each having a peripheral groove near its end and (II) a coupling for coupling together the ends of the pipes in a fluid tight manner, the coupling comprising the combination of (a) a plurality of co...  
WO/2015/055985A1
A vacuum system pipe coupling (20) includes a first coupling member (24) and a second coupling member (28). The vacuum system pipe coupling has a seal system (32) that is to be positioned to seal between the first and second coupling mem...  
WO/2015/052377A1
The invention relates to a method for forming a fastening collar that is essentially perpendicular to the longitudinal direction of a tubular piece to the end of the tubular piece, the method comprising forming the fastening collar to th...  
WO/2015/043669A1
There is described a method and associated apparatus for connecting a structure to equipment underwater, in particular for connecting a flange to a pipe under water. In particular embodiments, the pipe is provided under water, and a weld...  
WO/2015/047100A1
A metallic flange connection gasket (4) to be used for sealing between flanges (1;2) on pipes or between attractable pipe flange and flange of an operational unit, e.g. pump or valve, the gasket exhibiting at least a pair of circling fir...  
WO/2015/033074A1
The invention relates to a method for welding two metal materials or metal alloys (3, 4), the melting temperatures and/or the mechanical resistances of which are different, by means of transparency friction stir welding, a rotary frictio...  
WO/2015/033073A1
The invention relates to a method for producing a tight dual-component part (1) for an assembly subjected to an ultra-vacuum, the part (1) comprising two components (3, 4), where said components comprise different metals or metal alloys....  
WO/2014/031008A8
A pipe clamp (1) for joining submerged pipes provided with flanges, the pipe clamp (1) including at least two segments (11, 13, 15) connected by at least one hinge (2, 3) and the pipe clamp (1) further being provided with a threaded bolt...  
WO/2015/026475A2
A high-pressure connection in a conduit or enclosure utilizing a bidirectional, pressure-energized seal. Male and female flanges are provided, where one of the flanges has a recess that accommodates a seal ring. The outer peripheries of ...  
WO/2015/023022A1
The present invention relates to a clamp for securing a coupling part of a coupled pipe. The clamp for the pipe according to the present invention comprises: a body; a link; a fastening screw; a fastening bar; and hinge pins. The body co...  
WO/2015/019622A1
Provided is a seal ring structure for a high-pressure pipe joint that is capable of improving the sealing performance and vibration resistance of a pipe joint. The seal ring structure comprises a seal ring and a retainer. The seal ring i...  
WO/2015/019623A1
 Provided is a joint for high-pressure pipes, which allows improved efficiency in pipe replacement operation as well as improved seal properties and resistance against vibration of a pipe joint. The pipe joint for coupling a first pipe...  
WO/2015/007531A1
Flange system and assembly procedure for a flange system. A flange system has a first flange element (1) with a first flange surface (4) and a second flange element (2) with a second flange surface (5). The two flange elements (1, 2) can...  
WO/2015/000469A1
The invention relates to a flanged joint for two components (1, 2) that have mutually opposed flat contact surfaces (3, 4), wherein one of the components (1) can be fastened to the other component (2) by means of at least one fastening e...  
WO/2014/206510A1
The invention relates to a sealing assembly for flat flange connections which comprises an annular metal main body (1), which is composed of a metal sheet, and annular soft-material supports (2) on the two sides. Teeth or corrugations (3...  
WO/2014/202743A1
Device for joining two pipes (2), referring as as a mechanical anti- traction for joining tubes made of different materials designed to neutralize the axial movements produced in the pipes (2). The device comprises: two internal rings or...  
WO/2014/192442A1
 Provided is a flange joining structure having excellent earthquake resistance, for which the joining operation can be performed simply and easily, similar to conventional practice. A flange joining structure provided with a first memb...  
WO/2014/176764A1
A marine lap-welded steel flange, comprising a flange body, the flange body has a flange outer diameter of 52 mm, a flange thickness of 17 mm, and a nominal pressure of 1.35 MPa, and utilizes a copper-clad steel structure. The marine lap...  
WO/2014/176761A1
Disclosed is a marine butt-welded flange, comprising a flange body, wherein the diameter of the flange inner hole is 48 mm, the thickness of the flange is 25 mm, and the nominal pressure is 1.85 MPa. The flange body is made of nodular ca...  
WO/2014/179286A1
A coupling for joining pipe elements end to end has a unitary band surrounding a central space for receiving the pipe elements. Ends of the band are in facing relation. Adjustable connection members are positioned at each end of the band...  
WO/2014/179089A1
A seal configured for use in a chiller refrigeration system is provided including a first flange and a second flange. The first flange and the second flange are coaxially aligned and in direct contact. The second flange includes at least...  
WO/2014/177766A1
Pipe joint, which is formed from the end portions of the pipe sections (1, 2) to be joined together, said end portions having a collar (3, 4), and from flange parts (9, 10) which, as seen from the junction, are placed on different sides ...  
WO/2014/174262A1
A failsafe mechanism for a tool is described, such as a lifting or separating wedge, and optionally having a piston. An actuator rod (10) activates and deactivates the tool in response to a control mechanism, and has a deformation region...  
WO/2014/175736A1
The invention relates to a coupling device (1) for coupling dredging pipe sections (30) to each other to form a dredging pipe system, the coupling device comprising at least three jaws (11,12,13), together defining an opening for accommo...  
WO/2014/172303A1
A retaining clamp for securing the joints that connect ducting, tubing, filters, or other components is disclosed. The retaining clamp includes a chain of segments that defines a central axis, and a locking mechanism coupled to a first e...  
WO/2014/156453A1
A pipe (1) is provided with a soft layer (2) and a fiber-reinforced resin layer (3). The soft layer (2) is formed of a soft synthetic resin-based material or a rubber-based material. The fiber-reinforced resin layer (3) is made of a ther...  
WO/2014/157286A1
This engine device comprises: a urea mixing pipe (39) that sprays urea water into the exhaust gas of an engine (1); and an exhaust gas purification case (29) that removes nitrogen oxides from the exhaust gas of the engine (1). An exhaust...  
WO/2014/147136A1
The invention relates to a flange plate 1 for a manifold 2.2 of an exhaust-gas system 2.1 for internal combustion engines 2, which flange plate can be fixed via at least one holding means 2.3 to an exhaust-gas outlet connecting piece 2.4...  
WO/2014/145737A1
A notching apparatus includes a stationary die, a notching die, a rod connected to the notching die, a double acting air cylinder connected to the rod for reciprocating the rod and notching die. The double acting air cylinder uses air pr...  
WO/2013/184554A3
A process fluid pressure measurement system (10) is provided. The system includes a process fluid pressure transmitter (12) having a pair of process fluid ports disposed coplanar with one another on a bottom surface thereof. The process ...  
WO/2014/143501A1
A concentric slide clamshell coupler 10 includes a pair of primary arcuate shaped coupling halves 12 joined at a hinge. Concentrically arranged secondary arcuate shaped coupling halves 20 are nested within the primary coupling halves 12....  
WO/2014/138071A1
A gasket for use between adjoining pipe flanges includes a retainer which defines a bore and includes a first face and an opposite second face. The retainer is constructed and arranged with a first groove in the first face and with a sec...  
WO/2014/138077A1
A fitting assembly for connecting a first tube (20) to a second tube (22) includes first and second end fittings (110, 140) fixedly coupled to the first and second tubes, respectively. The first end fitting (110) has a first aperture and...  
WO/2014/135649A1
A preassembled pipe coupling and method for joining pipe segments in an end-to- end relationship. The coupling (100) includes three identical housing segments (110) joined end to end. Each housing segment (110) includes a pipe engagement...  
WO/2014/134259A1
A fracturing system (10) including a ring gasket (44) disposed between a fracturing tree (20, 24) and a wellhead component (30) is provided. In one embodiment, the ring gasket includes multiple sealing stages (56, 58) that seal against g...  
WO/2014/131081A1
A tool (10) for use with a cylindrical tube (12) and tube coupling (20), the tool (10) including a first abutment (25) for abutting a demount ring (18) of the tube coupling (20) and a second abutment (26) for abutting an end (27) of a tu...  
WO/2014/131510A1
Disclosed is a flat sealing for a flange connection for container and pipeline construction, comprising a support ring, which is provided for absorbing flange forces and which has an inner and/or outer border (2) made of an elastic subst...  

Matches 301 - 350 out of 7,706