| Patents for F16L 21 - Joints with sleeve or socket (9,147) |
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| 02/21/1984 | US4432571 Retainer gland for mechanical joint pipe |
| 02/01/1984 | EP0099529A1 Socket pipe section |
| 01/31/1984 | US4428604 Restrained pipe joint and associated snap-ring |
| 01/19/1984 | WO1984000203A1 Removable connecting piece for smooth end pipes |
| 01/19/1984 | WO1984000202A1 Removable clamp for coupling cylindrical or profiled pipes |
| 01/17/1984 | US4426106 Pipe coupling |
| 01/11/1984 | EP0098237A1 Disconnectable joint for smooth pipe ends |
| 01/11/1984 | EP0098236A1 Detachable tubular clamp to connect cylindrical tubes |
| 12/20/1983 | US4421347 Pipe coupling |
| 12/13/1983 | US4420176 Elastomeric joint for use between rigid fittings and rigid pipe and method of use |
| 11/29/1983 | US4417755 Pipe coupling |
| 11/29/1983 | US4417754 Pipe joint for preventing separation |
| 11/22/1983 | US4416474 Pipe coupling |
| 11/16/1983 | EP0093845A1 Connecting duct between the compressor and the intake manifold of a supercharged internal-combustion engine |
| 11/10/1983 | WO1983003883A1 High-pressure fire-resistant metal seal |
| 11/08/1983 | US4413845 Pipe couplings |
| 10/18/1983 | US4410185 Method for sealing a space between two sealing surfaces and a sealing device for carrying the method into effect |
| 10/04/1983 | CA1154803A1 Socket locked joint |
| 09/20/1983 | US4405159 Waste disposer coupling |
| 08/31/1983 | EP0087227A1 Wraparound sleeve |
| 08/23/1983 | US4400018 Pipe coupling |
| 08/16/1983 | US4398732 Sealing ring |
| 08/02/1983 | US4396210 Tape joint for cylindrical members |
| 07/19/1983 | US4394025 Pipe compression seal for bell and spigot joint |
| 06/22/1983 | EP0081883A2 A method and apparatus for moulding a socket to a plastic tube |
| 06/21/1983 | CA1148336A1 Hose clamp |
| 05/25/1983 | EP0079457A1 Pipe coupling and its utilization |
| 05/24/1983 | CA1146727A1 Hose clamp |
| 05/10/1983 | CA1146190A1 Apparatus for connecting together flowline end portions |
| 05/04/1983 | EP0077918A1 Socket end sealing for concrete pipes |
| 05/04/1983 | EP0077898A1 Methode for placing a conduit of pipes in the ground by pushing and pipe for use in such a method |
| 04/26/1983 | US4381020 Single and multiple section pipe repair or service clamps |
| 04/19/1983 | US4380348 Pipe clamping assembly |
| 04/05/1983 | CA1144209A1 Releasable coupling device |
| 03/22/1983 | CA1143409A1 Coupling for coupling tubular elements |
| 03/08/1983 | CA1142561A1 Pipe part with socket provided with longitudinally extending channels |
| 03/08/1983 | CA1142371A1 Arrangement in rain-water drains or manholes |
| 03/02/1983 | EP0073050A1 Clamping connections for even circular bodies, especially pipes and rods |
| 02/16/1983 | EP0072199A1 Pipe coupling |
| 02/08/1983 | US4372584 Coupling for coupling tubular elements |
| 02/01/1983 | US4371179 T-Shaped sealing ring with elongated lip |
| 01/05/1983 | EP0069098A2 Tubular connector |
| 12/28/1982 | US4365392 Gas-tight exhaust clamp for tubing slip-joints |
| 12/21/1982 | US4364588 Band seal clamp |
| 12/14/1982 | CA1137271A1 Method for making a coupling for rigid pressure pipe and coupling made thereby |
| 12/08/1982 | EP0065962A1 Coupling for mine ventilation conduits |
| 12/07/1982 | US4362323 Pipe part with a socket end |
| 12/07/1982 | CA1136977A1 Method of curing polyester resin in the presence of rubber |
| 11/23/1982 | US4360227 Pipe coupling with improved gasket |
| 11/09/1982 | US4358139 Coupling for mine ventilation conduits |
| 10/19/1982 | US4354891 Method of curing polyester resin in the presence of rubber |
| 10/06/1982 | EP0061569A1 Socket end |
| 10/06/1982 | EP0061531A1 A pipe coupling |
| 10/05/1982 | US4352511 Releasable clamp for modular connector |
| 09/21/1982 | CA1132019A1 Solar collector of a liquid heat exchange type |
| 09/07/1982 | US4348039 Release coupling |
| 08/24/1982 | CA1130336A1 Multiple seal stationary sealing ring |
| 08/17/1982 | US4344461 Pipe part with socket provided with longitudinally extending channels |
| 08/11/1982 | EP0057373A1 Tensible socket for pipes |
| 08/11/1982 | EP0057177A1 Arrangement in a sterilizing coupling. |
| 08/03/1982 | US4342464 Gasket for a socket-spigot connection |
| 07/20/1982 | CA1128093A1 Pipe coupling with open sleeve |
| 07/13/1982 | CA1127682A1 Pipe coupling for lap joints |
| 06/29/1982 | CA1126488A1 Gas-tight exhaust clamp for tubing slip-joints |
| 06/23/1982 | EP0054173A1 Detachable pipe joint |
| 06/22/1982 | CA1126304A1 Pipe sealing ring and a method of manufacturing the same |
| 06/15/1982 | CA1125679A1 Ductile cast iron pipe with end casing |
| 06/10/1982 | WO1982001926A1 Coupling for mine ventilation conduits |
| 06/09/1982 | EP0053330A1 Pipe coupling |
| 06/02/1982 | EP0052638A1 A sealing ring of an elastic material |
| 06/02/1982 | EP0052626A1 A sealing ring. |
| 05/18/1982 | US4330144 Tube fitting assembly with deformable seal |
| 05/18/1982 | US4330143 Apparatus for connecting together flowline end portions |
| 05/18/1982 | US4330015 Ductile cast iron pipe having constricted end casing |
| 05/12/1982 | EP0051176A1 Tape joint for cylindrical members |
| 05/04/1982 | CA1122766A1 Method and assembly for forming the bell end of a bell and spigot joint |
| 04/27/1982 | US4326737 Tube coupling assembly |
| 04/27/1982 | CA1122624A1 Safety pipe coupling |
| 04/20/1982 | US4325572 Arrangement in rain-water drains or manholes |
| 03/31/1982 | EP0048307A1 Method and device for laying piping and piping laid by said method |
| 03/30/1982 | US4321950 Spheroidal graphite cast iron pipe and the process for producing same |
| 03/16/1982 | CA1119976A1 Pipe section, preferably a concrete pipe section |
| 03/04/1982 | WO1982000698A1 Arrangement in a sterilizing coupling |
| 03/03/1982 | EP0046616A1 Coupling pipe part for interconnecting corrugated pipe parts and pipe connection |
| 02/17/1982 | EP0045768A1 Joint arrangement for pipe members comprising a spigot end and a socket end |
| 02/17/1982 | EP0045757A1 Method for joining plastics pipes. |
| 02/16/1982 | US4316053 Pipe couplings and coupling gaskets |
| 02/16/1982 | US4315348 Mechanical lock for clamps |
| 02/10/1982 | EP0045541A1 Pipe coupling |
| 01/27/1982 | EP0044719A1 Improvements in apparatus for sealing pipes |
| 01/27/1982 | EP0044651A1 Release coupling |
| 01/26/1982 | US4312526 Pipe coupling with open sleeve |
| 12/30/1981 | EP0042472A1 Seal arrangement for a socket joint |
| 12/10/1981 | WO1981003535A1 A sealing ring of an elastic material |
| 12/08/1981 | US4304609 Drill cuttings treatment apparatus and method |
| 12/08/1981 | US4304426 Pipe fitting |
| 12/08/1981 | US4304415 Packing ring for ribbed conduits |
| 12/08/1981 | US4304037 Method and apparatus for installing a sealing ring |
| 12/01/1981 | US4303262 Large diameter pipe joint with means for distributing tensile forces |
| 12/01/1981 | US4303103 Internal sleeve seal and method of use |