| Patents for F16L 21 - Joints with sleeve or socket (9,147) |
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| 04/21/1999 | EP0792429A4 High-pressure fiber reinforced composite pipe joint |
| 04/21/1999 | CN1214763A Connection verifier for quick Connector coupling |
| 04/15/1999 | DE19745185A1 Arrangement for vacuum tight joining of two bodies consisting of different materials |
| 04/14/1999 | EP0908659A2 Fluid plug-in connection and fluid conduit element |
| 04/13/1999 | CA2249703A1 Device for the vacuum-tight connecting of two bodies of different materials |
| 04/07/1999 | CN2313141Y Conic pressure-sealing interface |
| 04/06/1999 | US5890749 Connector for connecting pipe arrangements having small diameter |
| 03/31/1999 | EP0905428A2 Adjustable leak-proof coupling |
| 03/31/1999 | CN1042764C Clamping and coupling means |
| 03/30/1999 | US5887913 Pipe joint structure |
| 03/25/1999 | DE19750562C1 Stabilization of joined tubular housing for e.g. neutron flux measuring instruments within nuclear reactor |
| 03/24/1999 | EP0812402A4 Tubing end-piece and connector |
| 03/24/1999 | CN2311682Y 管子连接件 Pipe fittings |
| 03/23/1999 | US5884945 Sanitary hose |
| 03/23/1999 | US5884669 Fuel line for fuel delivery devices of motor vehicles |
| 03/18/1999 | DE19800512A1 Sleeve plug-in connection for pipes, especially chimney and flue pipes |
| 03/17/1999 | EP0901592A1 Connection verifier for a quick connector coupling |
| 03/17/1999 | EP0871834A4 Interlocked restraint for a plastic pipe joining system |
| 03/17/1999 | CN2310916Y 锥楔式管接头 Tapered wedge fittings |
| 03/17/1999 | CN2310915Y Air duct connection device |
| 03/16/1999 | US5881899 Adhesive injection apparatus |
| 03/10/1999 | EP0900346A1 Fire-resistant pipe coupling |
| 03/10/1999 | CN2310230Y Hidden type tying fastener for pipe joint |
| 03/10/1999 | CN2310229Y Screw free pipe joint |
| 03/10/1999 | CN1210580A Modular nesting metal conduit, in particular for discharging fumes |
| 03/03/1999 | EP0899498A2 Plug coupling |
| 03/03/1999 | EP0899495A2 Pipe connecting apparatus |
| 03/03/1999 | CN1209518A Plug-in type adaptor |
| 02/24/1999 | EP0897505A1 Pipe coupling |
| 02/17/1999 | EP0897082A1 Push fit tube couplings |
| 02/11/1999 | WO1999006749A1 Jointing ring and pipe joints incorporating the same |
| 02/11/1999 | WO1999006680A1 Flexible sealed conduit system |
| 02/11/1999 | DE19730367A1 Elasticised sleeve union for e.g. air pipes of different diameter |
| 02/10/1999 | EP0896181A1 Method and device for producing a sealed connection between two pipes |
| 02/10/1999 | EP0896175A2 A sealing element |
| 02/10/1999 | EP0896173A2 A sealing device |
| 02/10/1999 | CN1207801A Interlocked restraint for plastic pipe joining system |
| 02/09/1999 | CA2167844C Axially swaged fitting |
| 02/05/1999 | CA2244547A1 A sealing device |
| 02/05/1999 | CA2244506A1 A sealing element |
| 02/04/1999 | DE19725557C1 Rohrpreßverbindung Rohrpreßverbindung |
| 02/03/1999 | EP0894192A1 High-pressure line union |
| 02/03/1999 | EP0633992B1 Bead construction for fluid conduit |
| 01/28/1999 | DE19831478A1 Underbody tubing system for e.g. vehicle brake lines and fuel pipes |
| 01/27/1999 | EP0892902A1 Drive pipe and locking bell |
| 01/26/1999 | US5863080 Bell and spigot slip-joint assembly |
| 01/26/1999 | US5862581 Method for making a joint for a corrugated pipe segment |
| 01/21/1999 | DE19826747A1 Rotating fluid connection for transmission |
| 01/20/1999 | CN1041767C Fast joint type cast iron soil pipe jointing device |
| 01/13/1999 | EP0890772A2 Sealing with cavities |
| 01/13/1999 | EP0789823B1 Detachable connecting or sealing device for transmitting axial tensile forces or hydraulic pressure forces |
| 01/13/1999 | CN1205068A Improved bulkhead fitting for underground sump |
| 01/07/1999 | EP0889271A2 Joint between two overlapping pipes |
| 01/07/1999 | EP0888511A1 Pile connection sealing ring |
| 01/07/1999 | DE19727842A1 Anti-turning locking system for quick-action couplings |
| 01/07/1999 | DE19727035A1 Clamping sleeve for joining two pipes |
| 01/06/1999 | CN2303230Y Intensive heat conducting sleeve type cooling pipeline for high temp. gas burner having universal expansion joint |
| 01/05/1999 | US5855397 High-pressure sealable connector for a pressure sensor |
| 12/30/1998 | CN2302385Y Joint for pipe fittings |
| 12/23/1998 | CN1202591A Pipe joint locking sleeve and its machining technology |
| 12/22/1998 | US5851037 Pipe coupling with gasket positioner |
| 12/17/1998 | WO1998057089A1 Pipe joint |
| 12/17/1998 | WO1998057086A1 Pressure connector for pipes |
| 12/17/1998 | CA2293624A1 Pressure connector for pipes |
| 12/16/1998 | EP0884517A1 Insert sleeve and coupling between insert sleeve and at least one pipe |
| 12/16/1998 | EP0884070A2 Connection and attachment arrangement |
| 12/16/1998 | EP0883922A1 Split grooved sheath |
| 12/16/1998 | EP0670021B1 Pipe connecting assembly and method for joining two lengths of steel pipe by a press-fit connection |
| 12/15/1998 | US5848812 Multi-adjustable air conduit system with differential sealing |
| 12/09/1998 | EP0882928A2 Chimney flue pipe made of sleeve pipe section and sealing means for such a joint |
| 12/09/1998 | CN2299977Y Fittings for mounting galvanized pipe with socket |
| 12/09/1998 | CN1201120A Pipe connecting device |
| 12/08/1998 | US5845945 Tubing interconnection system with different size snap ring grooves |
| 12/03/1998 | WO1998054505A1 Connection together of tubular members |
| 12/03/1998 | CA2292550A1 Connection together of tubular members |
| 12/02/1998 | CN2299212Y Expander vestlet of gas pipeline |
| 12/02/1998 | CN1200449A Pipe connector |
| 12/01/1998 | US5842726 Preformed transition pipe coupling |
| 12/01/1998 | US5842725 Clamp as well as pipe connection with a clamp |
| 12/01/1998 | US5842450 Fuel regulator retaining clip |
| 11/25/1998 | EP0879377A1 Detachable pipe joint for plastic pipes |
| 11/18/1998 | EP0877890A1 Modular nesting metal conduit, in particular for discharging fumes |
| 11/18/1998 | CN1199151A Interlocking joint between pipeline parts and locking metal ring used in same |
| 11/18/1998 | CN1040792C Sealing device, mould element and pipe |
| 11/12/1998 | CA2683227A1 Connector assemblies and fluid arrangements including connector assemblies |
| 11/11/1998 | EP0877190A1 Pipe coupling |
| 11/11/1998 | EP0877189A2 A sealing device |
| 11/11/1998 | EP0877186A1 Device for connecting pipe elements |
| 11/10/1998 | US5833277 Tension-resisting pipe connection and method of making same |
| 11/04/1998 | EP0875706A1 Arrangement for connecting pipes |
| 10/29/1998 | DE19815679A1 Pipeline joint with cellular non-elastic plastics seal ring |
| 10/29/1998 | DE19717751A1 Repair unit for large diameter water or sewage pipes |
| 10/29/1998 | DE19717185A1 Short pipe sections for relining existing pipes |
| 10/28/1998 | CN2295897Y Intaking joint for dryer |
| 10/27/1998 | US5826887 Sealing device |
| 10/27/1998 | US5826701 Conveyor guide rails |
| 10/27/1998 | CA2093720C Pipe couplings |
| 10/22/1998 | WO1998046926A1 Duct coupler with hinged lever mechanism |
| 10/21/1998 | EP0872678A1 Tube joint |
| 10/21/1998 | EP0871834A1 Interlocked restraint for a plastic pipe joining system |