| 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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| 12/02/1980 | US4236949 Process for preparing a hermetically sealed assembly |
| 12/02/1980 | US4236736 Hose coupling |
| 12/02/1980 | US4236735 Fitment for a vessel |
| 11/26/1980 | EP0019585A1 Torque transmitting shaft |
| 11/18/1980 | US4234781 Method and arrangement for heat-welding together two tubular elements |
| 11/18/1980 | US4234368 Enclosing with a thermosetting resin |
| 11/18/1980 | US4234301 Gasket feeding apparatus for an inplace gasket belling machine |
| 11/18/1980 | US4234020 Heat recoverable closure assembly and method |
| 11/11/1980 | US4232712 Heat-recoverable articles |
| 11/04/1980 | US4231983 Plastic pipe joint and method and assembly for making same |
| 11/04/1980 | CA1088976A1 Connectors |
| 10/28/1980 | US4230157 Pipe having an end portion, the inner wall of which is provided with a circumferential groove, in which a sealing means is mounted and a pipe joint consisting of this pipe and a spigot end of a second pipe inserted therein |
| 10/28/1980 | CA1088589A1 Apparatus for connecting together flowline end portions |
| 10/21/1980 | CA1087824A1 Heat recoverable article |
| 10/16/1980 | WO1980002124A1 Methods for joining together thermoplastics pipes and pipe fittings |
| 10/15/1980 | EP0017300A1 Sealing unit for a pipe connection |
| 10/14/1980 | CA1087424A1 Tapping tee cutter having relieved sidewall |
| 10/01/1980 | EP0015998A1 Process and device for welding sleeves. |
| 10/01/1980 | EP0015958A1 Thermoplastic welding sleeve. |
| 10/01/1980 | EP0015897A1 Method of joining conduits with a connecting piece and connecting piece for carrying out the method. |
| 09/30/1980 | CA1086800A1 Service connector for plastic gas main |
| 09/23/1980 | US4224505 Electrically welding plastic sleeve |
| 09/23/1980 | US4223896 Sealing ring |
| 09/09/1980 | US4221407 Coupling assembly for plastic tubing |
| 09/09/1980 | CA1085127A1 Heat recoverable self-heating sealing article and method of sealing a splice therefrom |
| 09/03/1980 | EP0014716A1 Method and apparatus for joining thermoplastic line elements. |
| 09/03/1980 | EP0014712A1 Welding sleeve of thermoplastic material. |
| 08/26/1980 | US4219051 Heat recoverable article |
| 08/20/1980 | EP0014489A1 Method for the manufacture of thermoplastic pipelines |
| 08/20/1980 | EP0014474A1 Method for the production of a tube |
| 08/19/1980 | US4218208 Inplace gasket belling machine |
| 08/19/1980 | US4217935 Fiber reinforced plastic pipe part |
| 08/12/1980 | US4217096 Apparatus for heating plastic pipe |
| 08/12/1980 | US4216793 Shutoff valve |
| 07/29/1980 | CA1082754A1 Coupling means |
| 07/23/1980 | EP0013458A1 A plastics pipe provided with a socket and method of forming such a plastics pipe |
| 07/23/1980 | EP0013457A1 A plastics pipe part with socket provided with longitudinally extending passages |
| 07/22/1980 | US4213641 Filament wound pipe coupling |
| 07/22/1980 | CA1082247A1 Pipe section and coupling |
| 07/15/1980 | CA1081419A1 Manufacture of pipe couplings |
| 07/08/1980 | US4211259 Plastic tube |
| 07/01/1980 | CA1080766A1 Plain end pipe fitting |
| 06/25/1980 | EP0012166A1 Gasket from rubbery material for gilled pipes, especially those made of synthetics |
| 06/10/1980 | CA1079327A1 Composite connector |
| 06/10/1980 | CA1079325A1 Coupling devices |
| 06/10/1980 | CA1079042A1 Process for preparing a hermetically sealed assembly |
| 05/28/1980 | EP0011558A1 Thermoplastic pipe joining method and modular components for use therein |
| 05/28/1980 | EP0011252A1 Tube connecting sleeve |
| 05/27/1980 | US4204823 Inplace gasket belling machine |
| 05/20/1980 | US4203721 Method of heating plastic pipe |
| 05/20/1980 | CA1077687A1 Process for preparing a hermetically sealed assembly |
| 05/13/1980 | US4202568 Tube joint |
| 04/29/1980 | US4200676 Crosslinked hot melt adhesive, tackifier resin |
| 04/16/1980 | EP0010024A1 Process for manufacturing conduits of resin-impregnated fabric and conduits so obtained |
| 04/15/1980 | US4197880 Sealing and insulating article and method |
| 04/02/1980 | EP0009392A1 Couplings |
| 03/25/1980 | US4194750 Sealing device with external deformable flanges |
| 03/19/1980 | EP0009007A1 Method of producing a fibre-reinforced plastics tube and a tube produced by this method |
| 03/19/1980 | EP0008935A1 Sockets for pipes or gutters |
| 03/19/1980 | EP0008912A1 Heat shrinkable covers |
| 03/18/1980 | US4193426 Plastic socket pipe part |
| 02/20/1980 | EP0008135A1 Welding method for joining a branch pipe to the wall of a tube or a vessel |
| 02/19/1980 | US4188979 Protective cover for a thermoresponsive tube |
| 02/05/1980 | CA1071311A1 Dimensionally heat-unstable plastic sheet for electric cables |
| 01/29/1980 | CA1070732A1 Pipe coupling and a method of making same |
| 01/24/1980 | WO1980000067A1 Method and connecting piece for joining tubes |
| 01/23/1980 | EP0006850A1 Pipes and couplings and method of coupling pipes |
| 01/15/1980 | CA1069959A1 Pipe and tubing connectors |
| 01/08/1980 | US4182376 Device for dispensing a liquid flowing through a substantially vertical tube |
| 01/01/1980 | US4181698 Method of belling a plastic pipe |
| 01/01/1980 | US4181549 For sterile medical solutions |
| 01/01/1980 | CA1069192A Heat recoverable self-heating sealing article and method of sealing a splice therefrom |
| 01/01/1980 | CA1069152A Manufacture of pipe couplings |
| 12/27/1979 | WO1979001140A1 Process and device for welding sleeves |
| 12/25/1979 | CA1068621A Thermoplastic multi-walled pipes and a process and apparatus for producing the same |
| 12/11/1979 | CA1067928A1 Oval sewerpipe with internal or end surface alignment marks |
| 12/04/1979 | CA1067267A1 Method of making a reinforced weld |
| 11/29/1979 | WO1979001018A1 Thermoplastic welding sleeve |
| 11/29/1979 | WO1979001000A1 Method and apparatus for connecting thermoplastic conductor elements |
| 11/29/1979 | WO1979000973A1 Process and apparatus for joining tube elements of weldable synthetic material |
| 11/27/1979 | US4176274 Method of coupling plastic pipes by welding and a connection piece for coupling same |
| 11/27/1979 | US4175917 Apparatus for forming integral tubing and washer |
| 11/20/1979 | US4174859 Conduit coupling assembly |
| 11/15/1979 | WO1979000961A1 Welding sleeve of thermoplastic material |
| 11/13/1979 | US4174125 Tube coupling |
| 11/06/1979 | US4173362 Female pipe coupling member with annular seal ring |
| 11/06/1979 | CA1065569A1 Combined mould element and sealing ring |
| 10/16/1979 | CA1064546A1 Coupling for plastic pipe |
| 10/16/1979 | CA1064545A1 Coupling adapter for plastic pipe |
| 10/16/1979 | CA1064544A1 Pipe connection |
| 10/09/1979 | US4170296 Self-heating articles and process |
| 09/18/1979 | US4168089 Service connector for plastic gas main |
| 09/18/1979 | US4167953 Reinforced tube of plastic and a method of manufacturing the same |
| 08/28/1979 | US4165893 Connector for tubing |
| 08/21/1979 | US4165104 Polyethylene or polypropylene, centering abutments |
| 08/07/1979 | US4163571 Pipe couplings |
| 07/31/1979 | US4162801 Gas line lead-in assembly |
| 07/31/1979 | CA1059550A1 Removable locking connector for luer fittings |
| 07/26/1979 | WO1979000450A1 Pipe coupling with pipe registering means |
| 07/24/1979 | US4162041 Liquid sprinkling device of composite pipe type |