Patents
Sitemap › F16 - Engineering elements or units; General measures for producing and maintaining effective functioning of machines or installations; Thermal insulation in general › F16L - Pipes; Joints or fittings for pipes; Supports for pipes, cables or protective tubing; Means for thermal insulation in general › F16L 21 - Joints with sleeve or socket
Patents for F16L 21 - Joints with sleeve or socket (9,147)
10/1979
10/16/1979CA1064414A1 Pipe cap
10/09/1979US4170448 Assembly for forming the bell of a bell spigot joint
10/09/1979US4170375 Pipe joint
10/09/1979US4170365 Gasket of rubber or a similar material
10/04/1979WO1979000764A1 A sealing ring
08/1979
08/28/1979US4165893 Connector for tubing
08/28/1979US4165892 Coupling for releasably securing one end of a rod-like member
08/21/1979US4165109 Wide-band compression coupling
08/14/1979CA1060498A1 Radial compression gasket
07/1979
07/26/1979WO1979000450A1 Pipe coupling with pipe registering means
07/17/1979US4161273 Tube joint and method of making same
07/10/1979USRE30042 Exhaust system connector seal
07/03/1979CA1057491A1 Insole for rock climbing shoe
06/1979
06/19/1979CA1056874A1 Pipe coupling
05/1979
05/30/1979EP0002118A1 Sealed sleeve pipe coupling
05/30/1979EP0002071A1 Synthetic resin pipe joint
05/29/1979CA1055545A1 Pipe coupling
05/22/1979US4155574 Simplified pipe coupling
05/22/1979US4155572 Nipple structure for piping installations
05/22/1979CA1054835A1 Joint assembly for vertically aligned sectionalized manhole structures incorporating d-shaped gaskets
05/15/1979CA1054646A1 Pipe connection
05/15/1979CA1054645A1 Tube joint
05/08/1979US4153280 Pipe couplings
05/08/1979US4153261 Polyurethane foam body with alkaline substance suspended therein for protecting pipe joints of small-diameter pipes
05/01/1979US4152681 Method and device for simplified connection of two circular wave guides
04/1979
04/18/1979EP0001385A1 Sealing ring for tube rockets
04/10/1979CA1052414A1 Pipe coupling device
04/10/1979CA1052412A1 Device for releasably fastening tube or pipe ends
04/03/1979US4147368 Pipe seal
03/1979
03/27/1979US4146254 Coupler for tubing
03/27/1979US4146252 Pipe coupling arrangement
03/13/1979US4143884 Sealing member for spigot-and-socket pipe coupling
03/06/1979US4142739 Pipe connector apparatus having gripping and sealing means
02/1979
02/20/1979US4140324 Method for obtaining a compound clamping ring and a compound clamping ring so obtained
01/1979
01/30/1979CA1047570A1 High recovery drivers
01/23/1979CA1047064A1 Heat insulated pipe arrangement and method of assembling components of this arrangement
01/09/1979US4133563 Pipe joint
01/02/1979CA1045650A1 Bell fitting and support assembly for pipe
11/1978
11/28/1978US4127290 Spigot-and-socket joint for tubes
11/28/1978US4127289 Coupling for pipelines
11/21/1978US4126339 Plain end pipe fitting
11/21/1978US4126337 Separation-preventive type pipe joint
11/21/1978CA1042942A1 Pipe joint seals
11/14/1978CA1042477A1 Device for establishing a connection between successive duct sections
11/07/1978US4124233 Rigid pipe connector with lock ring and method of making the same
11/07/1978US4124232 Rigid pipe connector with lock elements and method of making the same
11/07/1978US4124231 Rigid pipe connector with radially shiftable lock elements and method of making the same
11/07/1978US4124230 Rigid pipe connector with locking screws and method of making the same
11/07/1978US4124229 Rigid connector for pipe and method of making the same
10/1978
10/17/1978US4120520 Lockable rigid connector for pipe and method of making the same
10/17/1978US4120083 Method of pipe joining
10/10/1978US4119335 Pipe and tubing connectors
10/10/1978US4119334 Spinwelded plastic pipe coupling joint
10/10/1978US4119333 Pipe coupling
09/1978
09/26/1978US4116478 Separation-preventive pipe joint
09/26/1978US4116474 Pipe coupling
09/26/1978CA1039330A1 Double sleeve pipe coupler
09/19/1978CA1038904A1 Tube couplings
09/12/1978US4113289 Exhaust system and muffler lap joint
09/12/1978US4112567 Method of installing plumbing
09/05/1978US4111235 Pipe cap
09/05/1978US4111197 Respiratory device coupling construction
09/05/1978CA1037990A1 Pipe coupling
08/1978
08/29/1978US4110144 Mechanically locked bell and spigot coupling for ducts and method of forming
08/22/1978US4108481 Gasketed pipe joint
08/22/1978US4108479 Pipe coupling
08/22/1978CA1037079A1 Push-type coupling and conduit pipe assembly
08/22/1978CA1037077A1 Device for interconnecting large-diameter pipe and small-diameter pipe inserted in one end thereof
08/15/1978CA1036324A1 Rope clamp
07/1978
07/11/1978US4099749 Coupling sleeve
07/04/1978US4098528 Pipe coupling
06/1978
06/27/1978US4097076 Fitting piece for rigid or flexible tubes
06/27/1978US4097074 Pipe joint construction
06/13/1978US4094343 Sliding cover for duplicating fluid receptacles
06/06/1978US4093283 Device for releasably fastening tube or pipe ends
05/1978
05/30/1978US4092036 Pipe junction holder
05/02/1978US4087119 Fluid pressure operated duct coupling
04/1978
04/18/1978US4084828 Bell-and-spigot concrete pipe joint with plastic liner ring
04/18/1978US4084827 Joint for pipes
04/11/1978US4083588 Coupling
04/04/1978US4082321 Separation-preventing pipe joint construction
03/1978
03/14/1978US4079110 Formation of connecting sleeve on a pipe of thermoplastic material
03/14/1978US4078813 Sealing element adapted to be radially compressed
02/1978
02/28/1978US4076281 Bell fitting and support assembly for pipe
02/21/1978US4074402 Pipe clamp
01/1978
01/24/1978US4070046 Pipe and tubing connecting sleeve
01/03/1978US4066704 Of alkanes
12/1977
12/20/1977US4063827 Hand-held applicator device for applying a liquid lubricant to the end portion of a tube
11/1977
11/22/1977US4059289 Waste drain connection
11/01/1977US4056273 Coupling for pipe lap joints
10/1977
10/04/1977US4052091 Coupling device
09/1977
09/27/1977US4050721 Reinforced plastic pipe
09/27/1977US4050700 Seal having fluent packing material
08/1977
08/30/1977US4045060 Pipe retainer joints
08/02/1977US4039211 Coupler for liquid and gaseous fluid piping
08/02/1977US4038737 Method of replacing plumbing
07/1977
07/26/1977US4037891 Gland seal compression
07/19/1977US4036513 Pipe fitting
07/12/1977US4035002 Pipe coupling
07/05/1977US4033613 Locked joint between two pipe elements capable of having an angular deviation with respect to each other
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