| Patents for F16L 21 - Joints with sleeve or socket (9,147) |
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| 05/28/2003 | CN1420584A Device for conductive contact of conductive component of long body, especially round pipe or electric cable |
| 05/28/2003 | CN1420299A 管接头 Fittings |
| 05/28/2003 | CN1420298A 管接头 Fittings |
| 05/20/2003 | US6565125 Coupling assembly for joining plastic and metal pipes |
| 05/20/2003 | CA2080679C Slide-proof spigot-and-socket joint |
| 05/15/2003 | WO2002063194A3 Tube fitting for stainless steel tubing |
| 05/15/2003 | DE3645358C2 Releasable high pressure pipe connection with slotted clamp |
| 05/14/2003 | CN2550616Y Pipeline two-way elastic seal connection sleeve |
| 05/14/2003 | CN1108478C Pipe joint |
| 05/13/2003 | US6561552 Pipe joint and a method for its manufacturing |
| 05/08/2003 | WO2002063195A3 Tube fitting with separable tube gripping ring |
| 05/08/2003 | US20030085566 Pipe coupling device |
| 05/07/2003 | EP1309037A2 Device for electrically contacting a conductive part of a long body such as tube or cable |
| 05/07/2003 | EP1105670B1 Clamshell coupling system and method |
| 05/07/2003 | CN2549279Y Quick assembled ball valve |
| 05/07/2003 | CN1415887A Socket joint type pipe head |
| 05/06/2003 | US6557908 Exhaust system clamp assembly and associated method |
| 05/06/2003 | US6557901 Device for joining two tubular elements with semitoric flange extensions |
| 05/02/2003 | EP1305153A1 Methods and devices for the production of a pipe from biaxially oriented thermoplastic material having an integrated socket |
| 05/02/2003 | EP1173700A4 Fluid line connector |
| 05/02/2003 | EP1102943B1 Pipe fitting and method for the production thereof |
| 05/01/2003 | WO2003036139A1 Self-sealing system for pipe connections that accommodate or carry liquid media, said seals having swelling properties |
| 05/01/2003 | US20030080554 Peanut fittings for CO2 air conditioning systems |
| 05/01/2003 | US20030079789 Preformed channel for piping system |
| 05/01/2003 | US20030079788 Preformed channel for piping system |
| 04/30/2003 | CN1414279A Pipe line connection, disconnection, quick connection device |
| 04/29/2003 | US6554325 Pipe fitting and method for the production thereof |
| 04/29/2003 | CA2272216C Seal for use with roof drains |
| 04/23/2003 | EP1104528B1 Pipe connection |
| 04/23/2003 | CN2546715Y Non-bonding prestressed concrete double-bellmouth |
| 04/23/2003 | CN2546714Y Pipe joint |
| 04/23/2003 | CN2546710Y Fast-mounting pipeline valve |
| 04/22/2003 | US6550775 Annular gasket |
| 04/22/2003 | CA2209345C Adhesive injection apparatus |
| 04/17/2003 | WO2003031861A1 Pipe connector with embedded seal and method of manufacture |
| 04/17/2003 | US20030071460 Triple-expanded mechanical pipe coupling derived from a standard fitting |
| 04/17/2003 | CA2463520A1 Pipe connector with embedded seal and method of manufacture |
| 04/16/2003 | EP1302714A2 Hose connector |
| 04/16/2003 | CN2545454Y Seal ring |
| 04/16/2003 | CN2545441Y Quick connected ball valve |
| 04/16/2003 | CN2545161Y Composite wear-resistant slurry conveying pipe |
| 04/10/2003 | WO2003029716A1 Connections |
| 04/10/2003 | US20030067165 Tube joint and apparatus for producing the same |
| 04/10/2003 | US20030067162 Connector and method of manufacture |
| 04/10/2003 | US20030066980 Connector |
| 04/10/2003 | CA2460675A1 Connections |
| 04/09/2003 | CN1409042A Method for dismantling tube end from connector and relative connector |
| 04/08/2003 | US6543489 Unitary reduction duct |
| 04/08/2003 | US6543095 Fastener |
| 04/03/2003 | WO2003027560A1 Joint used to connect two tubular elements and the assembly method for same |
| 04/03/2003 | WO2003027559A1 Method and apparatus for coupling hvac conduits |
| 04/03/2003 | WO2003027558A1 Sealing ring, manufactured by co-extrusion of a softer material and a harder material. |
| 04/03/2003 | CA2461537A1 Method and apparatus for coupling hvac conduits |
| 04/02/2003 | EP1297275A1 Assembly system for two tubular parts capable of being locked and unlocked |
| 04/02/2003 | CN2542901Y Locking sleeve for pipe |
| 03/26/2003 | EP1203181A4 Improved band clamp |
| 03/26/2003 | CN1405480A Pipe joint and its manufacture device |
| 03/20/2003 | US20030052236 Pipe clamp |
| 03/19/2003 | EP1292792A1 Pipe coupling device |
| 03/19/2003 | CN2540543Y Pipe fitting with spigot-and-socket quick connector |
| 03/18/2003 | US6533332 Coupling for connecting a tubular fitting to a pipe |
| 03/18/2003 | US6533331 Coupling device and method for fabricating a grip ring to be used in such a coupling device |
| 03/18/2003 | US6533330 Connetion together of tubular members |
| 03/18/2003 | US6533327 Quick-fitting coupling |
| 03/13/2003 | WO2003021144A1 Compressible sealing ring for pipes, provided with an encircling bead |
| 03/13/2003 | WO2002023074A3 Preformed channel for piping system |
| 03/13/2003 | US20030047942 Resinous tube |
| 03/13/2003 | DE20300892U1 Leckdichte Verbindungsmuffe für Rohre unterschiedlicher Außendurchmesser mit glatten Enden Leak-tight joint for tubes of different outer diameters with blunt ends |
| 03/13/2003 | DE20219878U1 Branching piece for pipelines, in particular, cable protection pipelines is divisible roughly in a direction orthogonal to a plane defined by the pipelines, and comprises airtight and watertight end joints |
| 03/13/2003 | DE20121210U1 Sealing arrangement for bridging gap between two concrete components and has grooves provided in anchoring feet in base surface of seal profile |
| 03/12/2003 | CN1103009C Connector together of tubular members |
| 03/06/2003 | US20030042739 Profiled clamp and sleeve joint comprising such a profiled clamp |
| 03/05/2003 | CN2539041Y Pipeline jointing part with locking ring |
| 03/05/2003 | CN2539040Y Spigot-and-socket ventilating duct made of modified magnesite material |
| 02/27/2003 | WO2002090808A3 Pipe connector seal |
| 02/27/2003 | DE20218800U1 Clamp connector especially for connecting of two pipe ends has clamp head divided into two spaced apart members by slot formed at right angles to circumferential direction of clamp band |
| 02/26/2003 | EP0966629B1 Universal hydraulic coupling |
| 02/26/2003 | CN2537880Y Quick assembling clip type pipe joint |
| 02/25/2003 | US6523865 High grip pipe connection and gasket |
| 02/20/2003 | US20030034646 Device and method for coupling pipes |
| 02/19/2003 | EP1284386A2 Connection between two ventilation pipe parts |
| 02/19/2003 | EP1027551B1 Sealing ring and pipe coupling embodied therewith |
| 02/19/2003 | CN2536881Y Bactericidal metal plastic composite pipe |
| 02/18/2003 | US6520211 Transport pipe for solid materials |
| 02/18/2003 | US6519815 Band clamp |
| 02/13/2003 | WO2003012330A1 Pipe coupling |
| 02/13/2003 | DE20216900U1 Sealed connection of pipe sections has additional sealing member between sealing member in corner of packing and bevels on outer edge of bearing member |
| 02/13/2003 | DE10148574C1 Concrete shaft ring manufacturing method has equalization or sealing element lowered into concrete at end of shaft ring during limited pivot movement in alternating directions |
| 02/12/2003 | CN1396402A Sealing ring for connection and pipe connection structure using the sealing ring |
| 02/11/2003 | US6517126 Internal swage fitting |
| 02/11/2003 | US6517124 Device for connecting a pipe end to a member |
| 02/11/2003 | US6517122 Clamshell coupling system and method |
| 02/11/2003 | US6517118 Hose device for fuel transportation |
| 02/06/2003 | US20030025329 Spacer-less type pipe joint and packing ring used for the same |
| 02/05/2003 | EP1281907A2 Sleeve-type pipe joint with axially compressed packing ring |
| 02/05/2003 | EP1088185A4 Pipe gasket with combined lip and compression seal geometries |
| 02/05/2003 | CN2534451Y 柔性密封圈 Flexible seals |
| 01/30/2003 | WO2003008851A1 Device for connecting and blocking hollow elements for the formation of fluid distribution plants |
| 01/30/2003 | US20030020279 Exhaust system clamp assembly and associated method |
| 01/30/2003 | US20030020276 Pipe coupler and method of coupling |