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WO/1999/050197A1 |
A reaction pipe (1) improved in a sealing method at divided positions provided on the reaction pipe of a reactor in which a glass substance is stored for reaction, which can be separated or connected through flanges (2, 3) by dividing th...
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WO/1999/019235A1 |
The invention concerns a valve sealing joint designed to be urged in contact with a product, such as a propellant or a solution such as a propellant/solvent, characterised in that the joint is made of a butyl-polyethylene mixture, the ra...
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WO/1999/019651A2 |
The invention relates to a flange device which can be secured to two tubular elements (41), characterised in that a first (3; 31) and a second (5; 33) flange element are provided with an orifice (13, 13') and a substantially semi-circula...
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WO/1999/017022A1 |
An annular flange member for connecting a fluid conduit to a fluid communication opening of the housing of fluid machinery, comprising an opening for communication of fluid to and from the above fluid communication opening, an inner surf...
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WO/1999/017301A1 |
A top mount canopy seal mechanical clamp assembly (20) for repair of a leaking canopy seal weld (16) between a nuclear reactor head penetration nozzle (12) and a mating part (14) has an annular housing (24) with insert support halves (28...
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WO/1999/013257A1 |
A connector for a composite pipe includes a male conical member to be inserted between inner and outer layers of the pipe. The outer layers have oppositely wound composite strips which are overlapped along the conical surface. The ends o...
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WO/1999/002912A1 |
The invention relates to a spring system for connecting two flanges (13, 14), for use especially in a motor vehicle exhaust system. The spring system is configured as an elastic, flexible clamp with functionally first (1, 2) and second (...
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WO/1999/000620A1 |
The present invention relates to a method for easily and repeatedly separating and connecting sections (6a, 6b) of a pipe (6) for a hot and highly pressurised liquid (D) such as a steam pipe. This method uses a dual-wall flanged joint (1...
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WO/1998/057088A1 |
The invention relates to a flange connection (1), comprising two flanges (2, 3) for interconnecting and a ring (6) located between said flanges. According to the invention, said ring (6) can be tempered, so that the flanges (2, 3), and c...
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WO/1998/057089A1 |
Pipe joint for connecting in a sealed manner two pipe parts (10, 11) of a line for transporting a first medium (21) through surroundings containing a second medium (22), comprising two resilient sealing elements (16, 17) which lie at a d...
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WO/1998/054502A1 |
The invention relates to a spray protection ring for pipe flanges consisting of a clamping wall, which covers the flange crack when placed on the peripheral surfaces of the flange. An annular connector (9) protrudes radially inwards from...
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WO/1998/045638A1 |
A dielectric gasket (10) includes an outer annular disk (50) and an inner annular disk (56) both formed, at least in part, from electrically non-conducting materials. A seal (54) is disposed between an inside diameter (58) of the outer a...
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WO/1998/043010A1 |
The disclosed ring clamp has two half-shells (10, 20), each having a first extremity with a bearing pad (12, 22) extending outwards, as well as a second extremity equipped with one of the elements (14, 22) of the means of connection used...
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WO/1998/038447A1 |
The two inventive components each consist of a tubular section (1, 1') and a collar (2, 2'). Both collars (2, 2') comprise a collar surface facing the other component and are provided with ring shoulders (21, 21') on which the loose flan...
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WO/1998/038446A1 |
The inventive loose flange (1) consists of two half flanges (2, 2) overlapping each other in two overlap areas. A connector screw hole (4, 5), traversing both half flanges (2, 3), is located in one of the two overlap areas. Another conne...
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WO/1998/037352A1 |
A sealing gasket for insertion into a circumferentially continuous groove of a flange joint for joining axially aligned tube ends, the flange joint being of the type having axially opposed flanges (16, 18) at the tube ends to form a groo...
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WO/1998/035139A1 |
In order to obtain specially high live steam parameters (live steam temperature, live steam pressure) in a steam turbine, the admission (1) of a turbine housing has a flanged joint (4, 5) on the inside comprising multiple through-flow op...
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WO/1998/030463A1 |
A sealing ring (10) has first and second housings (32, 34) on opposed ends of an annular band (11). A fastener extends between threaded apertures in an end wall of each housing to fixedly engage the ends of the sealing ring (10). One or ...
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WO/1998/029679A1 |
A pipe coupling comprises two substantially cylindrical pipe end sections (1, 2) each terminating in a flange (3, 4), an annular sealing member (5) for sandwiching between opposed end faces (6, 7) of such flanges, and circumferential cla...
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WO/1998/026205A1 |
The present invention involves a pipe flange (1A) internally fitted with a lining (2A). The pipe flange (1A) has a face (4A) with an annular groove (5) extending outward from the inside surface (3) along at least a portion of the face (4...
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WO/1998/026173A1 |
The invention concerns a device for recycling the exhaust gases of an internal combustion engine comprising a circuit (2) for recycling the exhaust gases of an exhaust manifold to the induction pipe (1), the recycling circuit (2) compris...
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WO/1998/021514A1 |
An apparatus for clamping coupled flanged pipes is provided comprising an outer stationary U-shaped jaw having a front surface with a C-shaped cutout for placement on one end of said flanged pipes and two side surfaces. Each of the two s...
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WO/1998/020270A1 |
The invention concerns a mounting for a multi-part sealing system (1) whose components are rings (2, 5, 6) with mutually associated fitting faces. According to the invention, in order to be able to handle sealing systems of this type eas...
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WO/1998/019094A1 |
The present invention relates to a connector (1) for hydraulic and pneumatic systems of the type presenting a hole (4) for the passage of a fluid and a seat (2) with circular development arranged coaxially with respect to the hole (4) of...
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WO/1998/016749A1 |
A perimeter weld flange (60) comprising an inner (46) and external (61) perimeter wall surface and a perimeter weld lip (55) on said flange for welding said flange onto a receiving surface. The perimeter weld flange herein is particularl...
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WO/1998/012463A1 |
A connector for use in an ultra-high vacuum system that has a metal conduit section (30) with a first hardness, a metal fitting member (60) with a second hardness greater than the first hardness of the conduit section, and a metallic rea...
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WO/1998/011333A1 |
A joint seal (10) has a through bore (12) and two spherical spaced convex surfaces (20, 22) which mate with respective concave spherical surfaces (38, 44) on a pair of adjacent flanges (26, 42). The flanges are welded to and about the pe...
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WO/1998/009099A1 |
A gasket (10) is made of springy metal and has a transverse cross section which is generally in the shape of an X. The cross section has two arms (12 and 14) which project inwardly of the hole through the gasket, and two arms (16 and 18)...
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WO/1998/006966A1 |
A flange assembly for a pipe coupling is disclosed which includes a flange body (12) which has an outer periphery (14) and an inner periphery (16) which defines a central opening (18). Holes (20) are arranged in the body (12). A rubber g...
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WO/1998/004863A1 |
Coupling segments (12, 14) having angled end faces (16a, 16b) are provided with stop members (30, 32) at their respective ends which prevent misalignment of the coupling segments (12, 14) during their assembly onto the adjacent ends of p...
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WO/1998/001696A1 |
A joint comprising a main seal (9), a secondary seal (15) and an external pressure test port (19) providing access to a cavity (17) between the main seal (9) and the secondary seal (15) wherein the integrity of the main seal (9) can be t...
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WO/1997/049939A1 |
A segment is disclosed for a seal. Several such segments may be secured at the periphery of a sealing ring (5) in order to centre the seal mounted between two flanges. Each segment has a curved centring flank (2), another flank (3) which...
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WO/1997/047856A2 |
The invention discloses a system and method for coupling two mutually mobile assemblies, in particular in submarine installations, comprising means (8, 14, 15) for displacing one of the ends (16) from a first position towards a second po...
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WO/1997/046735A1 |
In a method for producing a vitreous-enamel-coated joining zone (3, 4) on a piece (1, 2) of steel piping, with joining zone (3, 4) having a sealing zone that blends into a product zone (9, 90) via a rounded edge (300, 400), an enamel car...
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WO/1997/044602A1 |
A gasket (17) for a demountable pipe joint (1) of an hygienic food processing system, the gasket (17) comprising a first part (19) defining a surface (27) for providing a smooth transition from a fist pipe end (3) to a second pipe end (5...
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WO/1997/041378A1 |
An apparatus and method for injecting corrosion control compound into a crevice or void such as pipe flanges (44a, 44b) featuring a corrosion control kit (10) comprising a syringe injector (14) having a detachable nozzle (16), a corrosio...
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WO/1997/041379A1 |
This invention relates to a coupling system for connecting one or more fluid conduits wherein the system is adapted for lateral entry of one pipe or conduit to the other. The coupling system is also suited for making a connection in an e...
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WO/1997/040304A1 |
A safety element is disclosed for influencing or inspecting fluid media in a duct, in particular a double-walled safety duct whose walls are separated by a hollow space. The safety element has a housing formed by walls and flanges for se...
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WO/1997/028396A1 |
A safety retainer assembly (10) is disclosed herein for holding a shaped nut (13) in position on a threaded nipple (14), which includes an annular body (15) having an internal bore configured adjacent one open end to comform with the sha...
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WO/1997/023743A2 |
The invention relates to a butt joint between two circular or flat, oval air duct sections (10) each with a connection flange (32) at each end and a ring (34) clamping the connection flanges together. Said connection flanges (34) are mou...
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WO/1997/022828A1 |
A device for coupling together pipes, which at their end have an outwardly directed bead, comprises an annular clamping strap (1) and a clamping mechanism (4-6) arranged at the ends (2a, 2b) of the clamping strap. Between the ends (2a, 2...
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WO/1997/021052A1 |
A sealing gasket (30), for disposing between raised flange faces (11, 12) bolted together, comprises a known sealing element (31) disposed between the raised flange faces (16, 17) and outwardly thereof compression control means (40), in ...
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WO/1997/015778A1 |
A coupling assembly (A), for connecting adjacent ends of conduits, primarily used for aircraft fuel, water and oxygen lines having redundant locking features is provided. This coupling can be manipulated with one hand and includes latera...
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WO/1997/011301A1 |
Conduits (2, 3) are clamped to form a joint by clamps (18, 11) which are rotatably mounted with respect to respective carriers (6, 7). The carriers are themselves movable in a predetermined relationship relative to one another between a ...
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WO/1996/031724A1 |
A gasket for use with exhaust systems having at least one header flange (20) and an exhaust pipe flange (22) joined thereto. The gasket includes an inner annular sealing ring like member (40) deformable under pressure mounted on an outer...
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WO/1996/028671A1 |
The invention concerns a sealing arrangement for a flat flange connection with a base member whose flat seal-accommodating surfaces are each delimited by an inner and an outer annular tooth, and with two stuck-on sealing supports which, ...
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WO/1996/017199A1 |
A joint assembly (10) for a pipe (12) and a backing mechanism (18) therefor. The joint assembly (10) provides for sealing a pipe (12), the pipe (12) having an elongate axis (21), an inside surface, an outside surface (26) and a flange (4...
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WO/1996/017203A1 |
A device (1), a method and a coupling seal between a flange (2) having at least one tube (9, 10) with a coupling end (9', 10'), and a part (3) provided with an opening (19, 20) connectable to said end. The seal (27, 28) is a composite se...
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WO/1996/010711A1 |
A clamp (41) for quick release of a generally rectangular bonnet (31) to the flange (22) of a valve body (21) is disclosed. The upper side of the edge of the rectangular bonnet (31) is formed with a bevel (39) of about 20 degrees and the...
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WO/1996/007848A1 |
A device for coupling two pipe sections comprises a clamping band (1) of U-shaped cross section with two inwardly directed flanges for encompassing end beads of the pipe sections which are to be coupled. The ends of the clamping band (1)...
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