| Patents for F16L 21 - Joints with sleeve or socket (9,147) |
|---|
| 05/12/1992 | CA1300660C Segmented pipe joint retainer glands |
| 05/12/1992 | CA1300655C Tube fixing structure of a bicycle |
| 05/07/1992 | DE4034760A1 Seal for use between underground concrete pipes - consists of sealing rings with rigid annular band, and support ring |
| 05/06/1992 | CN2103715U Pipe joint |
| 05/05/1992 | US5110163 Pipe fitting with improved coupling body |
| 05/05/1992 | US5110144 Casing hanger seal assembly |
| 04/30/1992 | DE4133763A1 Seal for two pipe ends with cylindrical surfaces - has annular sealing compartment between them, with seal part, and protuberance of rigid material |
| 04/22/1992 | EP0481261A2 Pipe connection, especially for drill pipes |
| 04/22/1992 | CN2102427U Rapid self-locking pipe joint |
| 04/15/1992 | CN2101811U Series mating joint for non-bell mouth pipeline and socket |
| 04/15/1992 | CN2101810U Internal and external pressed joint device for pipeline |
| 04/15/1992 | CN2101809U Fast joint device for pipeline |
| 04/14/1992 | US5104159 Threadless coupling for pipes and an air-tight inner cylinder therefor |
| 04/14/1992 | US5104153 Fittings for pipe |
| 04/14/1992 | CA1298861C Band clamp with improved clamping arrangement |
| 04/08/1992 | EP0479172A2 Insert sleeve connection |
| 04/08/1992 | CN2101159U Quick pipe joint |
| 04/08/1992 | CN2101157U Non-thread joint compact pipe line accessories |
| 04/01/1992 | CN2100543U Pressure sealed pipe coupler |
| 04/01/1992 | CN2100542U Pipe joint assembly |
| 03/31/1992 | US5100183 Pipe coupling |
| 03/25/1992 | CN2099888U Inner inserting type spiral expansion joint |
| 03/25/1992 | CN2099887U Direct-closing type handy adjustable joint |
| 03/24/1992 | US5098134 Pipe connection unit |
| 03/24/1992 | US5097871 Pipe for pipe jacking |
| 03/24/1992 | CA1297661C Coupling hose assembly |
| 03/18/1992 | EP0475557A1 Method of sealing a casing hanger in a wellhead |
| 03/18/1992 | CN2099233U Quick pipe union |
| 03/17/1992 | US5096206 Pipe joint sealer |
| 03/11/1992 | EP0474335A2 A tubular coupling |
| 03/11/1992 | CN2098604U Quick assembling joint of pipeline |
| 03/11/1992 | CN2098603U Pipe joint with wedged sleeve |
| 03/11/1992 | CN1015820B 管接头 Fittings |
| 03/10/1992 | US5094494 Spring lock coupling |
| 03/10/1992 | US5094492 Connector for smooth pipes |
| 03/10/1992 | US5094467 Pipe gasket with limited penetration locking elements |
| 03/05/1992 | WO1992003681A1 Pipe fitting body with isolation tooth arrangement |
| 03/04/1992 | CN2097937U Direct interlocking movable joint |
| 03/03/1992 | US5092633 Pipe coupler with thrust restraint |
| 02/26/1992 | EP0472379A1 Pipe couplings |
| 02/26/1992 | CN2097336U Guick-fitting pipe connector |
| 02/25/1992 | US5090742 Pipe harness clamp |
| 02/19/1992 | EP0471319A2 Concrete pipe |
| 02/19/1992 | CN2096681U Clip type tube joint |
| 02/18/1992 | US5088775 Seal ring with flanged end portions |
| 02/12/1992 | EP0470918A1 Pipe connection |
| 02/12/1992 | CN2095992U Moveable joint for outer pipe net |
| 02/11/1992 | US5086809 Pipe coupling and sealing device |
| 02/06/1992 | DE4024502A1 Pipe of hardening material - is connected by non-metallic sleeve with same coefft. of expansion |
| 02/06/1992 | DE4024501A1 Pipe of hardening material with pipe connector of different material - incorporates sleeve and anchor combined in moulded body of non-metal material |
| 02/06/1992 | DE4024292A1 Connector for large dia. pipes - has rigid push=on sleeve with ring gap containing elastic tubular hose |
| 01/29/1992 | CN2094669U Pipe line connecting parts |
| 01/29/1992 | CN1058261A Verticle jiont parts of glass fibre reinforced plastic tube |
| 01/28/1992 | WO1992002752A1 Pipe coupling |
| 01/28/1992 | US5083354 Device for fitting seals automatically into the seating grooves of thermoplastic pipe sockets |
| 01/27/1992 | WO1992001886A1 Air transfer system |
| 01/27/1992 | CA2080001A1 Air transfer system |
| 01/23/1992 | WO1992001186A1 Apparatus for joining components together |
| 01/22/1992 | EP0466779A1 Internal expansion coupling device. |
| 01/22/1992 | CN2093949U Non-skid sleeve-type joint |
| 01/21/1992 | US5082614 Method for producing a composite pipe in a rotating drum |
| 01/21/1992 | US5082313 Cut-in repair coupling |
| 01/21/1992 | CA1339344E Soil pipe coupling |
| 01/21/1992 | CA1294643C Soil pipe coupling |
| 01/08/1992 | CN2092654U Socket type pipe joint |
| 01/08/1992 | CN2092653U Quick-acting type mounting joint for fitting part of pipe line |
| 01/07/1992 | CA1293983C Function apparatus between two pipes with a made end and a socket |
| 01/07/1992 | CA1293853C2 Method and apparatus for joining pipe |
| 01/02/1992 | EP0463424A1 Pipe coupling |
| 12/31/1991 | US5076618 Method and apparatus for sealing pipe joints from the interior thereof |
| 12/31/1991 | CA1293754C Coupling for coupling tubular members |
| 12/31/1991 | CA1293748C Gasket for segmented pipe couplings |
| 12/27/1991 | EP0462530A1 Method for sealing a pipe with a sleeve |
| 12/27/1991 | EP0462454A1 Pipe coupling |
| 12/24/1991 | CA1293524C Seal for insulated male end pipe joint |
| 12/19/1991 | DE4018901A1 Connecting element for cylinder tubes - has elastic sleeve with resilient disc with inwardly protruding flaps |
| 12/18/1991 | EP0462079A1 Quick jointing elements to couple pipes |
| 12/15/1991 | WO1991019925A1 Pipe restrainer |
| 12/11/1991 | CN1056927A Flange-type flexible quick-connecting pipe coupling |
| 12/10/1991 | US5071175 Pipe restrainer |
| 12/10/1991 | US5071173 Plastic pipe for sewer pipe reconstruction |
| 12/10/1991 | CA1292861C Device to be used for sealed joining of two pipes with smooth cylindrical ends |
| 12/04/1991 | EP0459797A1 Pipe joints and couplings |
| 12/04/1991 | EP0459542A2 A device for connecting a thin-walled hose with a tubular element |
| 12/03/1991 | US5069490 Pipe coupling with spring off-set |
| 11/27/1991 | EP0458700A1 Sealed butt end joining of two smooth pipes |
| 11/26/1991 | US5067751 Gasket for field adaptable push-on restrained joint and joint thus produced |
| 11/26/1991 | CA1292486C Couplings for pipe |
| 11/19/1991 | US5066053 Clamp with pipe branch |
| 11/19/1991 | CA1292257C Pipe coupling |
| 11/17/1991 | WO1991018232A1 Pipe coupling system for high temperature/pressure |
| 11/17/1991 | CA2081566A1 Pipe coupling system for high temperature/pressure |
| 11/12/1991 | US5063957 Method of rendering laid pipeline flexible and pipe joint suited for executing this method |
| 11/06/1991 | EP0455490A2 Restrained pipe joint |
| 11/06/1991 | CN2088194U Loose joint of pipe |
| 10/30/1991 | EP0454630A1 Improved quick-connect and disconnect pipe-joint fitting |
| 10/29/1991 | US5060989 Pipe joint retaining device with locking levers |
| 10/22/1991 | US5058907 Pipe joint gasket with annular anchoring heel |
| 10/22/1991 | CA1291185C Mould and sealing ring |
| 10/17/1991 | WO1991015703A1 A working kit comprising a piping component with a spigot end |