| Patents for F16L 21 - Joints with sleeve or socket (9,147) |
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| 02/22/1995 | CN2190216Y Instant connector without flange |
| 02/21/1995 | US5390969 Collets for tube couplings |
| 02/21/1995 | US5390965 Pipe connectors |
| 02/21/1995 | US5390523 Coupling for shoulder ended pipes |
| 02/16/1995 | DE4326693A1 Device for the releasable connection of two pipes which consist of a rigid material and are of different external diameters, and profile sealing ring |
| 02/15/1995 | EP0638754A1 Socket joint with means for locking against axial forces |
| 02/11/1995 | CA2103777A1 Flexible vent pipe connector system |
| 02/08/1995 | CN2189256Y Joint for pipeline |
| 01/24/1995 | US5383693 Gaskets used in joining corrugated pipe |
| 01/24/1995 | US5383690 Arrangement for fastening a fluid line to a body particularly a fuel filter for an internal combustion engine |
| 01/24/1995 | US5383496 Coupling with offset closure |
| 01/19/1995 | DE4323889A1 Pipe socket |
| 01/18/1995 | EP0634532A2 Sealing arrangement on a structural member |
| 01/18/1995 | EP0633992A1 Bead construction for fluid conduit |
| 01/18/1995 | EP0633991A1 Flexible joint |
| 01/17/1995 | CA1334029C Packing seal for locked telescopic joints |
| 01/11/1995 | EP0633107A1 Apparatus for finishing concrete pipes |
| 01/11/1995 | EP0612390A4 Connections for valves. |
| 01/10/1995 | US5380017 Sealing ring for sealing against fluid flow in either direction between inner and outer pipes |
| 01/04/1995 | CN2186842Y Hanging-tightened movable connecting pipe article |
| 12/27/1994 | US5375888 Pipe coupling for repair |
| 12/22/1994 | WO1994029628A1 Coupling joint |
| 12/20/1994 | US5374088 Releasable plug-in connector for receiving a tubular plug-in part with a peripheral retaining rib |
| 12/14/1994 | CN2185364Y Quick joint for piping |
| 12/14/1994 | CN2185363Y Pipe joint |
| 12/14/1994 | CN2185359Y Spigot-and-socket jointed internal corrosion-proof steel pipe parts and joints thereof |
| 12/14/1994 | CN1096354A Screw joint for reinforced concrete well pipe |
| 12/13/1994 | US5372208 Tube section having slots for sampling |
| 12/13/1994 | CA2024276C Pipe coupling |
| 12/07/1994 | EP0627590A2 Pipe coupling |
| 11/29/1994 | US5368343 Pull rings for the operating levers of quick connect/disconnect couplings |
| 11/29/1994 | US5368075 Metallic sleeve for bridging a leakage point on a pipe |
| 11/23/1994 | EP0625666A1 Sealing ring |
| 11/23/1994 | EP0625665A1 Pipe seal |
| 11/23/1994 | EP0625252A1 Pipe coupling |
| 11/23/1994 | CN2183487Y Steel pushing-type adapter for water pipeline |
| 11/23/1994 | CN1095458A Tube connector with gas-buffer sealing ring |
| 11/22/1994 | US5366258 Flexible couplings for flexible tubes designed to be rolled up flat on themselves |
| 11/10/1994 | DE4315119A1 Plug-in socket seal which can be concreted into a pipe socket |
| 11/10/1994 | DE4314777A1 Plug-in connection for socket pipes which is secured with respect to displacement |
| 11/09/1994 | EP0623404A2 Pipe, pipe connector, method for their manufacture and device for holding pipes |
| 11/08/1994 | US5362107 Pipe coupling with sealing plate |
| 11/03/1994 | DE4314110A1 Process for fitting a sealing ring onto the end of a concrete pipe, and sealing member for concrete pipe |
| 11/02/1994 | EP0622577A1 Pipe connection with air cushion sealing ring |
| 11/01/1994 | US5360242 Pipe connecting assembly and method for joining two lengths of steel pipe by a press-fit connection |
| 11/01/1994 | US5360238 Pipe couplings |
| 11/01/1994 | US5360218 Pipe socket joint and sealing gasket therefor |
| 11/01/1994 | US5359866 Latching holder |
| 11/01/1994 | CA2048207C Inserted collar for joining tubes; tube assembly using said collar |
| 10/26/1994 | EP0540672B1 Air transfer system |
| 10/26/1994 | CN2180856Y Non-screw multi-purpose pipe joint |
| 10/25/1994 | US5358283 Split connector pipe joining device and method |
| 10/15/1994 | CA2121178A1 Fs seal for a large diameter pipe |
| 10/11/1994 | US5354108 Reinforced pipe coupling |
| 10/05/1994 | EP0411030B1 Conduit system |
| 10/04/1994 | US5351999 Pipe coupling arrangement |
| 10/04/1994 | US5351997 Pipe coupling |
| 10/04/1994 | CA2032703C Threadless coupling for pipes and air-tight inner cylinder therefor |
| 10/01/1994 | CA2120113A1 External pipe coupling system with inflatable gasket |
| 09/29/1994 | DE4308439A1 Tension-preventing means for a pipe plug-in connection |
| 09/28/1994 | EP0617221A1 Pipe coupling |
| 09/28/1994 | EP0617220A1 Coupled pipe assembly having a tapered interior sleeve |
| 09/28/1994 | EP0394329B1 Pipe joints |
| 09/28/1994 | CN2178319Y All pipeline loose jointed overlapped pipe connection |
| 09/28/1994 | CN2178318Y Rotary control self-locking loose jointed tube fitting |
| 09/28/1994 | CN1092850A A plug-in spigot-and-socket joint which is secured against sliding |
| 09/27/1994 | US5350203 Quick connect tubing connector and method of assembly |
| 09/21/1994 | EP0616165A1 Pipe coupling |
| 09/21/1994 | EP0616164A1 Sealing element for a quick coupling provided with hooks or tongs |
| 09/21/1994 | EP0616161A1 Hooking quick coupling |
| 09/21/1994 | CN2177859Y Joint of salt delivering pipeline |
| 09/14/1994 | CN1025927C Composite gasket for the cocked assembly of spigot and socket pipes |
| 09/13/1994 | US5346265 Coupling sleeve for connecting thin-walled pipe ends |
| 09/13/1994 | US5346261 Coupled pipe assembly having a tapered interior sleeve |
| 09/07/1994 | EP0613538A1 Seal between two interlocking components. |
| 09/07/1994 | EP0613537A1 Seal between two interlocking concrete components. |
| 08/31/1994 | EP0612947A1 Socket joint with means for locking against axial forces |
| 08/31/1994 | EP0612391A1 Axially swaged fitting with composite swaging ring |
| 08/31/1994 | EP0612390A1 Connections for valves |
| 08/31/1994 | CN2175865Y Self-sealing seal loop for expansion pipe |
| 08/30/1994 | US5341567 Method of making clean socket fit connection |
| 08/30/1994 | CA2041126C Fluid conducting connector assembly |
| 08/24/1994 | EP0611910A1 Pipe coupling |
| 08/24/1994 | EP0611875A1 Forward thrust pipeline and corresponding forward thrust pipe |
| 08/24/1994 | EP0611431A1 Seal between two parts insertable into each other |
| 08/24/1994 | CN2175343Y Sleeve type joint for pipe line |
| 08/24/1994 | CN2175342Y Joint for quickly connecting pipes |
| 08/23/1994 | US5340169 Locking device for laid pipes with embedded insert |
| 08/23/1994 | US5340125 Gasket for radially spaced pipes |
| 08/18/1994 | WO1994018486A1 A method of making a pipe connection and a tool and connector sleeve suitable for use when carrying out the method |
| 08/17/1994 | EP0610636A1 Tubular element for hot gas conduit |
| 08/16/1994 | US5338071 Pipe coupling |
| 08/09/1994 | US5335946 Cooperating combination of a gland and a grip ring installed in restrained sealed bolted joints of fluid piping systems including both plastic pipe and metallic pipe |
| 08/04/1994 | WO1994017321A1 Radiator system |
| 08/03/1994 | EP0608798A1 A joint for the fluidtight connection of pipes |
| 08/03/1994 | CN1090383A Improved restraining element for pressure pipe joints |
| 08/02/1994 | US5333916 External pipe coupling system with inflatable gasket |
| 07/21/1994 | DE4306777C1 Connection for thin walled metal flue ducts |
| 07/21/1994 | DE4243353A1 Propulsion tube connection for underground shield drive |
| 07/20/1994 | EP0606224A1 Method and means for establishing a drawproof insertion joint between thin walled pipes |