Patents for F16L 21 - Joints with sleeve or socket (9,147)
02/2002
02/07/2002US20020014772 Pipe coupler
02/06/2002EP1177397A1 Tube with a corrugated inner surface and an insertable component
02/06/2002CN2475909Y Pipe joint
02/06/2002CN2475908Y Fast-mounting self-locking pipe fitting
02/06/2002CN2475907Y Pressure pipeline connector
02/06/2002CN2475906Y Gas-blowing pipeline connector
02/05/2002US6343623 Sealing ring for connecting the spigot of a corrugated pipe with a pipe socket having a smooth inside wall
01/2002
01/31/2002DE4008464C2 Multi-section smoke pipe for a chimney - comprises sections having widened coupling end and other end covered with ceramic fibre sealing material
01/30/2002CN2474870Y Fast pipe joining apparatus
01/30/2002CN2474869Y Leakage proof press ring
01/30/2002CN2474868Y Rotary press type pipe joint
01/30/2002CN2474859Y Socket drain pipe sleeve coupling device
01/30/2002CN1078692C Adhesive injection device
01/24/2002WO2002006718A1 Pipe coupling
01/24/2002WO2000063598A9 Scr top connector
01/23/2002EP1173700A1 Fluid line connector
01/23/2002EP0792429B1 High-pressure fiber reinforced composite pipe joint
01/23/2002CN2473436Y Connector for smoke exhaust pipe and wall chimney
01/23/2002CN2473435Y New pipe seal connector
01/23/2002CN2473434Y Pipe joint seal rubber ring
01/23/2002CN2473433Y Hand pipeline joint
01/16/2002CN2472032Y Telescopic compensating core for quick acting joint for central heating system
01/16/2002CN2472031Y T Shape anti-loosen rubber sealing ring
01/16/2002CN2472030Y Rubber sealing ring for K shape pipe
01/10/2002WO2002002982A1 Assembly system for two tubular parts capable of being locked and unlocked
01/09/2002EP1170538A2 Sealing ring for a socket joint
01/09/2002EP1170184A1 Valve connector
01/09/2002CN2470638Y Water-pipe adoptor
01/09/2002CN2470637Y Pipeline adoptor
01/09/2002CN2470636Y Draw-in type pipe adaptor with internal lining casing
01/03/2002DE10030750A1 Dichtung für eine Steckmuffenverbindung Seal for a socket joint
01/02/2002EP1167854A1 Seal for a socket connection
01/02/2002EP1166000A1 A pipe joint and a method for its manufacturing
01/02/2002EP1165999A1 Pressure device for the securing or sealing of bodies
01/02/2002CN2469293Y Multiplayer sealed sleeve type pipe fitting used for connecting metal pipe
01/02/2002CN1329224A Pipe connector
12/2001
12/27/2001US20010054820 Corrugated plastic pipe sections having flanged ends and structurally tight joints thereof
12/26/2001CN2467860Y Steel pipe connection structure
12/26/2001CN2467859Y Antishaft power pipe joint
12/20/2001WO2001096774A1 Pipe coupling device
12/20/2001US20010052702 Method and joint design for in-field water tight sealing of dual wall corrugated plastic pipe sections
12/20/2001US20010052700 Watertight joint and method of sealing drainage and sanitary sewer pipe sections
12/20/2001US20010052699 Moulded plastics tubular couplings
12/20/2001US20010052675 Pipe seal for cast concrete
12/20/2001DE10029366A1 Pipe coupling for heat exchangers employs two half collars to grip round pipe shoulders onced latchably adjusted for coupling security.
12/19/2001EP1164325A2 Pipe coupling
12/18/2001US6331020 Coupling for flex pipe, rigid pipe and flexible hose
12/13/2001DE10035545A1 Connecting system for multilayer plastic pipes comprises locking sleeve fitted over intermediate sleeve, ends of this cooperating with contours of outer layers of pipe and sealing sleeve being fitted into grooves at end of each pipe
12/13/2001DE10026748A1 Dichtung sowie diese verwendende Dichtungsanordnung Seal and use this seal assembly
12/12/2001EP1162398A2 Sealing assembly for socket connector
12/12/2001CN2465025Y Quick connection joint
12/11/2001US6328352 Pipe coupling
12/11/2001US6328351 Pipe joint with enlarged metal pipe and method for manufacturing same
12/11/2001US6328309 Pipe belling process using anti-friction coating
12/06/2001US20010047572 Band clamp
12/05/2001EP0764251B1 Friction sealed coupling for pipe
12/05/2001CN2463652Y Pipe-connecting device
12/05/2001CN2463651Y Clasp built-in pipe joint
12/05/2001CN2463650Y Clasp built-in pipe joint with pressing ring
12/04/2001US6325424 Coupling assembly having enhanced axial tension strength
12/04/2001US6325389 Self sealing fluid duct/fitting connector
12/04/2001US6325106 Transport pipe for solid materials
11/2001
11/29/2001US20010045748 Tube joint with connecting member and guide member configured to be prevented from disengagement
11/29/2001US20010045710 Bathroom fixture gasket apparatus and method
11/29/2001DE10025715A1 Insertion coupling connection fixing device has sealing ring receiving bead taking flat annular spring element between it and sealing ring
11/28/2001CN2462189Y Multipurpose union joint
11/28/2001CN2462188Y Fast-mounting tube fitting
11/28/2001CN2462187Y Inner pinch cock pipe connector
11/28/2001CN2462186Y Pinch cock pipe connector
11/28/2001CN2462185Y Socket type fast mounting union joint (water pipe) device
11/28/2001CN2462184Y Fast union joint
11/28/2001CN2462183Y Directly inserting union joint of pipe fitting
11/28/2001CN2462182Y Conic connecting union joint
11/28/2001CN1075617C Connector between pipe and molding
11/27/2001US6322111 Self-sealing coupling connector for air ducts
11/22/2001DE10023803A1 Connector unit for joining pipes comprises a ring shaped sealing element which consists of a sealing compound and is located in an annular groove on the inner side of each connector branch
11/21/2001EP1156255A1 Method for sealing a removable pipe fitting, variants, device for realising the same and sealing element
11/21/2001CN2460833Y Hand pipe joint
11/21/2001CN2460832Y Internal conical surface cutting-sleeve type stainless steel compound tube joint
11/21/2001CN2460831Y 管接头 Fittings
11/20/2001US6318762 Piping structure
11/20/2001US6318761 Replacement fitting for rigid, plastic pipes
11/20/2001US6318736 Multiple-ply resilient sealing ring
11/15/2001WO2001086187A1 Joiner for pipe ends
11/15/2001US20010040376 Coupling assembly having enhanced axial tension strength
11/15/2001US20010040348 Pipe connecting gaskets
11/15/2001CA2408572A1 Joiner for pipe ends
11/14/2001CN2459515Y Self-fastening joint for water pipe
11/14/2001CN2459514Y 薄壁不锈钢高压水管接头 Walled stainless steel high-pressure pipe fittings
11/13/2001US6314985 Valve connector
11/08/2001US20010038205 Jointing system
11/07/2001EP0923694A4 Joint restraint
11/06/2001US6312025 Pipe coupling
11/01/2001WO2001081811A1 Nonferrous metal pipe coupling structure
11/01/2001US20010035647 Coupling assembly for joining plastic and metal pipes
10/2001
10/31/2001CN2457425Y Pipeline connection parts
10/25/2001WO2001079737A1 Bell and spigot pipe joint and method of sealing
10/25/2001CA2406406A1 Bell and spigot pipe joint and method of sealing same with dual durometer gasket
10/24/2001CN2455993Y Thin wall stainless steel pipe joint
10/24/2001CN1319168A Pipe fitting and method for production thereof
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