| Patents for F16L 47 - Connecting arrangements or other fittings specially adapted to be made of plastics or to be used with pipes made of plastics (7,981) |
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| 12/02/1997 | US5692785 Plastic pipe coupler with internal sealer |
| 11/26/1997 | EP0809064A1 A heat-fusible pipe fitting |
| 11/26/1997 | EP0808437A1 A threaded joint for two tubular plastic parts |
| 11/26/1997 | EP0695407B1 Article and method for modifying the surface of a substrate |
| 11/25/1997 | US5690148 For closing a gap between containment components |
| 11/25/1997 | US5689921 Footing connector and method of use |
| 11/18/1997 | US5687996 Molded part made of thermoplastic material |
| 11/18/1997 | US5687976 Symmetrical gasket for a pipe joint |
| 11/18/1997 | CA2065777C Thrust ring for pipe joints |
| 11/13/1997 | DE19618381A1 Vehicle pressure line connection |
| 11/11/1997 | US5685577 Permanent fitting for fluid-tight connections |
| 11/11/1997 | US5685572 Fitting and pipe joint using the fitting |
| 11/05/1997 | EP0805296A1 Device for fastening a fluid transport line onto a support |
| 11/05/1997 | EP0480053B1 Electrically fusion-bonded joint |
| 11/05/1997 | CN1163996A Multi-layer plastic pipe and pipe joint thereof |
| 11/04/1997 | US5682924 Clean air ducts and methods for the manufacture thereof |
| 10/30/1997 | DE19713989A1 Fitting for plastics pipe |
| 10/30/1997 | DE19616957A1 Making mains gas wall entry section in plastic tubing co-extruded with outer mineral layer and fitted with domestic fitting |
| 10/29/1997 | EP0803672A1 Fluid valve |
| 10/28/1997 | US5681626 Heat recoverable articles |
| 10/23/1997 | WO1997039271A1 Plastic pipe compression coupler |
| 10/22/1997 | EP0734499B1 Method of broaching a line and pipe broaching unit for carrying out the method |
| 10/22/1997 | CN1162711A 管接头 Fittings |
| 10/21/1997 | US5678865 Tank tee unit |
| 10/21/1997 | US5678302 Apparatus for winding a heating wire |
| 10/08/1997 | EP0799411A1 Fused strain gauge and monitored pipe system |
| 10/07/1997 | US5674588 Welding sleeve for plastic pipe |
| 10/02/1997 | DE19611883A1 Welding of plastics pipe end |
| 09/30/1997 | US5671954 Swivel connector for nozzle and garden hose |
| 09/24/1997 | EP0797041A2 Pipe joint |
| 09/23/1997 | US5670012 Electrically weldable plastic fitting |
| 09/16/1997 | US5667256 Gray water line adaptor |
| 09/16/1997 | US5666922 Fuel line connector |
| 09/12/1997 | WO1997033121A1 Method for joining plastic pipes, a joint ring used in the joining and a pipe joint provided with the method |
| 09/12/1997 | CA2243371A1 Method for joining plastic pipes, a joint ring used in the joining and a pipe joint provided with the method |
| 09/10/1997 | CN1158948A Fluid conduit systems and methods for making |
| 09/10/1997 | CN1158947A Multilayer fluid conduits |
| 09/04/1997 | WO1997018412A3 Apparatus for making electrofusion saddle coupler including heat grooving and wire insertion devices |
| 09/03/1997 | EP0793049A1 Flange coupling for pipes, vessels, devices and the like of plastic |
| 09/03/1997 | EP0792429A1 High-pressure fiber reinforced composite pipe joint |
| 09/02/1997 | US5662362 Swage coupling including disposable shape memory alloy actuator |
| 09/02/1997 | US5662360 Interlocked restraint for a plastic pipe joining system |
| 08/26/1997 | US5660660 Heat-recoverable article |
| 08/26/1997 | US5659935 Apparatus for installing a branch tapping on a pipe |
| 08/20/1997 | EP0790452A2 Improved hinged collar |
| 08/20/1997 | CN1157386A Power control apparatus for electric fusion joint |
| 08/12/1997 | US5656345 High strength conduit for carrying potable water comprising tubular members of polyvinyl chloride joined by cured adhesive comprising thermoplastic elastomer, block polymer of butadiene and styrene, methyl methacrylate, catalyst |
| 08/12/1997 | US5655283 Corporation stop assembly |
| 08/12/1997 | CA2104342C Sewer line vent clamp assembly |
| 08/06/1997 | EP0787938A2 Clamp for cylindrical object |
| 08/06/1997 | CN1156230A Connection pipe fitting for pipe line |
| 08/05/1997 | US5653452 Socket joint for plastic pipes |
| 07/31/1997 | WO1997027418A1 Apparatus and method for fusion joining a pipe and fittings |
| 07/30/1997 | EP0786324A1 Method of connecting a medical tube to a plastic adapter |
| 07/22/1997 | US5649786 Apparatus for down hole fusing |
| 07/17/1997 | WO1997025566A1 Interlocked restraint for a plastic pipe joining system |
| 07/17/1997 | WO1997025563A1 Detachable pipe joint for plastic pipes |
| 07/09/1997 | EP0606483B1 Resin hose connecting structure |
| 07/09/1997 | EP0535247B1 Pipe joint member |
| 07/08/1997 | US5644832 Method of providing sealing connection between corrugated spiral pipes |
| 07/03/1997 | WO1997023747A1 Valve self-piercing tap |
| 07/03/1997 | DE19600010A1 Rigid pipe with flexible connection ends |
| 06/25/1997 | EP0780620A1 Pipe or similar element with electrical socket, process for making the electrical socket and process for making the joint between two such pipes or similar elements |
| 06/19/1997 | WO1997021953A1 Permanent fitting for fluid-tight connections |
| 06/18/1997 | EP0778929A1 Reinforced, variable-sized coupling for conduit |
| 06/17/1997 | US5639394 Electrofusion formed valve assembly |
| 06/12/1997 | DE19629622A1 Metal connection with closure and connecting parts with tubular thermoplastic support |
| 06/11/1997 | EP0666790B1 Process for manufacturing formed parts made of hot-formable plastics |
| 06/10/1997 | US5636875 Two-part tubular connector made of polymers as well as conduit system incorporating such connector and pipes made of the same polymers |
| 06/04/1997 | EP0610349B1 Heat shrinkable sleeve for connecting a pipe and cable |
| 05/28/1997 | EP0775501A1 Female coupling element for haemodialysis medical equipment |
| 05/22/1997 | WO1997018412A2 Apparatus for making electrofusion saddle coupler including heat grooving and wire insertion devices |
| 05/22/1997 | DE19543318A1 Hose and coupling joint |
| 05/22/1997 | CA2234114A1 Electrofusion saddle coupler and method and apparatuses of making electrofusion saddle couplers |
| 05/20/1997 | US5630975 Method and a device for joining at least two plastic elements in a liquid- and/or gastight manner |
| 05/14/1997 | EP0719206B1 Pipe coupling |
| 05/09/1997 | WO1997016299A1 Apparatus and method for making multilayer fluid conduits |
| 05/07/1997 | EP0771985A1 Fluid conduit systems and methods for making |
| 05/07/1997 | EP0771984A1 Multilayer fluid conduits |
| 05/07/1997 | DE19625687A1 Plug-in coupling for pipes |
| 05/06/1997 | CA2066919C Polyolefin coupler for joining polyolefin pipe |
| 05/01/1997 | WO1997015777A1 Device for connecting a tube to a coupling |
| 04/29/1997 | US5624140 Double containment pipe fitting |
| 04/23/1997 | CN2252931Y Metal flange connection of plastic compound tube |
| 04/17/1997 | WO1997013996A1 Sleeve for joining pipes |
| 04/17/1997 | DE19639827A1 Connector with connection support for fuel-line connector pipe |
| 04/17/1997 | DE19628916A1 Muffe zum Verbinden von Rohrleitungsteilen Socket for connecting piping parts |
| 04/16/1997 | EP0768490A1 Pipe coupling |
| 04/16/1997 | CN2252285Y Quick connecting joint for plastic pipe |
| 04/09/1997 | CN1034483C Method for jointing together plastic elements by thermal welding and connection component thereby |
| 04/08/1997 | US5618065 Electric welding pipe joint having a two layer outer member |
| 04/08/1997 | US5617999 Connector member assembly for use with sprinkler system |
| 03/27/1997 | DE19636579A1 Air intake for multi-cylinder internal combustion engine |
| 03/25/1997 | US5613807 Apparatus for down hold fusing |
| 03/25/1997 | US5613794 Bi-material tubing and method of making same |
| 03/20/1997 | WO1997010463A1 Electrofusion couplers |
| 03/18/1997 | US5611576 Female coupling element for haemodialysis medical equipment |
| 03/18/1997 | CA2039177C Fusion pipe joining system and method |
| 03/12/1997 | EP0762038A1 Pipe connection device |
| 03/05/1997 | EP0697952B1 Electric plug connector for thermoplastic electric welding sleeves |