| Patents for F16L 39 - Joints or fittings for double-walled or multi-channel pipes or pipe assemblies (3,760) |
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| 10/21/1998 | EP0525096B1 Modular microporous filter assemblies |
| 10/14/1998 | CN2294366Y Multi-function device for pouring boiling water |
| 10/14/1998 | CN1196021A Multi-course swivel |
| 10/13/1998 | US5820167 Quick-connect arrangement for high density hydraulic lines for anti-lock brake and/or traction control systems |
| 10/13/1998 | US5819847 Adapter for oil well tubings |
| 10/13/1998 | US5819806 Channel housing with curving channels, and a manufacturing method therefor |
| 10/08/1998 | WO1998044285A1 Gas riser with free rotating plastic riser casing |
| 10/07/1998 | EP0869307A1 Connecting device for a compressed air turbine |
| 10/07/1998 | EP0868629A1 Quick-connect arrangement for high density hydraulic lines for anti-lock brake and/or traction control systems |
| 09/30/1998 | EP0867652A2 Pipe fitting consisting of two coaxial elbows for concentric tubes |
| 09/24/1998 | WO1998041792A2 Swivel having a reduced pressure area |
| 09/23/1998 | EP0865265A2 Device for regulating the temperature of skin parts of the human body |
| 09/22/1998 | US5810034 Balanced rotary air manifold |
| 09/17/1998 | WO1998040657A1 Pipe for dangerous fluids and process for manufacturing the same |
| 09/17/1998 | WO1998040164A1 A connection device for a centrifugal separator |
| 09/16/1998 | EP0864797A1 Swivel having a reduced pressure area |
| 09/10/1998 | DE19709373A1 Leitung für gefährdende Fluide und Verfahren zu deren Herstellung Line for hazardous fluids and methods for their preparation |
| 09/09/1998 | EP0774093B1 Pipe joint |
| 09/03/1998 | WO1998038448A1 Fluid connector, allowing rotation about the axis of a conduit |
| 09/03/1998 | CA2282370A1 Fluid connector, allowing rotation about the axis of a conduit |
| 09/02/1998 | EP0862002A1 Connecting system for two bodies of a fluid-traversed assembly |
| 09/01/1998 | US5799692 Device for the transfer of fluid between machine components rotatable relative to each other |
| 09/01/1998 | US5799395 Process for manufacturing an air gap-insulated exhaust pipe |
| 08/26/1998 | EP0859928A1 Hydraulic coupling device |
| 08/25/1998 | US5797413 Offshore fluid swivel spare |
| 08/20/1998 | WO1998036205A1 Double containment pipe mechanical joints |
| 08/20/1998 | WO1998036199A1 Method of connecting pipe-in-pipe structures |
| 08/19/1998 | EP0858569A1 Monitoring system for high pressure fluid flow connector |
| 08/18/1998 | US5794323 Method of connecting two sections of a subsea flowline together |
| 08/13/1998 | WO1998035178A1 Dual tube system, method and tools for the production thereof |
| 08/04/1998 | US5788288 Sealing arrangement |
| 07/30/1998 | WO1998033002A1 Self-seal type double-pipe joint |
| 07/29/1998 | EP0855000A1 Fluid swivel connector |
| 07/29/1998 | EP0854999A1 Fluid swivel connector |
| 07/29/1998 | EP0854996A1 Sealing arrangement |
| 07/22/1998 | EP0853743A1 Quick connect coupling with concentric configuration |
| 07/21/1998 | US5782579 Pipe system for supplying liquid fuel to an underground tank and for transfer of such fuel to a dispensing station |
| 07/21/1998 | US5782508 Swivelable quick connector assembly |
| 07/16/1998 | WO1998030826A1 Offshore fluid swivel spare |
| 07/15/1998 | EP0852683A1 Coupling assembly for multi-duct conduits |
| 07/15/1998 | EP0852682A1 Quick connector with confirmation feature |
| 07/14/1998 | US5779280 Fluid connector |
| 07/07/1998 | US5775842 Double containment under ground piping system |
| 06/23/1998 | US5769461 Releasable connection assembly for supply lines in a printing machine |
| 06/18/1998 | DE19707630C1 Modular connection structure for two fluid-conduits |
| 06/16/1998 | US5765596 Tube containment system |
| 06/09/1998 | US5762106 Undersea hydraulic coupling and metal seal |
| 06/04/1998 | WO1998023893A1 Rotary union apparatus |
| 06/02/1998 | US5760292 Monitoring system for high pressure fluid flow connector |
| 06/02/1998 | US5758690 Hose-type pull-out faucet |
| 06/02/1998 | US5758687 For supplying fresh air to a breathing apparatus for workers |
| 05/28/1998 | WO1998022742A1 Double containment butt weld pipe fitting |
| 05/27/1998 | EP0731893A4 Pipe coupling assembly, system and method |
| 05/22/1998 | WO1998021515A1 Disk-shaped housing for a hydraulic component |
| 05/20/1998 | CN1182473A Quick connector having ring for confirming proper connection |
| 05/14/1998 | DE19649697A1 Scheibenförmiges Gehäuse für eine hydraulische Komponente Disk-shaped housing for a hydraulic component |
| 05/12/1998 | US5749608 Lateral connector for tube assembly |
| 05/05/1998 | US5746454 Pipe coupling assembly |
| 04/30/1998 | WO1998017938A1 Piece of piping through which waste gas flows of a system of pipes carrying waste gases, and this system of pipes |
| 04/30/1998 | WO1998017893A1 Well head with control module and connection assembly |
| 04/30/1998 | WO1998017892A1 Connector comprising a pair of pistons with mating surfaces |
| 04/30/1998 | CA2269714A1 Piece of piping through which waste gas flows of a system of pipes carrying waste gases, and this system of pipes |
| 04/29/1998 | CN2280192Y Special shaped pipe elements |
| 04/22/1998 | EP0837030A1 Fuel dispensing hose |
| 04/22/1998 | EP0796406A4 Internal coiled tubing connector |
| 04/14/1998 | US5738147 Modular, conduit-engaging end-frame |
| 04/08/1998 | EP0833770A1 A rotating connector for operative connection between a buoy and a floating vessel for the production of hydrocarbons |
| 04/08/1998 | EP0833769A1 A rotating connector with integrated lng course |
| 04/08/1998 | CN2278141Y Slide dipper type jamming-resistant three-way joint |
| 04/07/1998 | US5735627 For providing a wrist-joint action in a robotic device |
| 03/31/1998 | US5732984 Manually releasable quick connector |
| 03/31/1998 | US5732981 Joint between an unrefrigerated pipe and a refrigerated pipe |
| 03/24/1998 | US5730473 Lateral connector for tube assembly |
| 03/10/1998 | US5725485 Connector for a gradient sequential compression system |
| 03/10/1998 | US5725255 Fixture for fitting pipe joint to change-over valve |
| 03/03/1998 | US5722698 Extension coupling for distribution devices for gaseous fluids and/or liquids |
| 02/25/1998 | EP0825149A1 Method and apparatus for dispensing kinds of fuel from one petrol pump |
| 02/24/1998 | US5720325 Coaxial hose assembly for vapor assist fuel dispensing system |
| 02/17/1998 | US5718458 High pressure fluid connector |
| 02/12/1998 | WO1998005898A1 Rotary passage |
| 02/11/1998 | EP0823580A2 A multiple nested pipe arrangement and method of assembly |
| 02/11/1998 | EP0823248A2 Connector, especially for an air-inflatable support for a human or animal body |
| 02/10/1998 | US5715587 Method of assembling double-containment piping assemblies |
| 02/03/1998 | US5713609 Rotary union apparatus |
| 02/03/1998 | US5713607 Pipe coupling assembly, system and method |
| 01/28/1998 | EP0820567A1 Fluid connector assembly |
| 01/21/1998 | EP0819879A2 Non-orienting multiple bore hub |
| 01/02/1998 | DE19625995A1 Therapeutic device for regulating temp. of skin parts of human body |
| 12/30/1997 | US5702130 Fluid flow connector |
| 12/29/1997 | EP0814294A1 Connecting device |
| 12/17/1997 | CN2270874Y Adjustable connecting base for internal and external crewed pipeline |
| 12/11/1997 | WO1997034085A3 Sliding vane pump with plastic housing |
| 12/10/1997 | EP0698194B1 Tube attachment assembly and method of its manufacture |
| 12/09/1997 | US5695258 Railway manual brake control valve test unit |
| 11/25/1997 | US5690148 For closing a gap between containment components |
| 11/18/1997 | US5687993 Dual containment system for transferring sterile fluids to and from a container |
| 11/12/1997 | EP0805931A1 Coolable joint for interconnecting pipe sections |
| 11/04/1997 | US5683118 Kinematic coupling fluid couplings and method |
| 10/29/1997 | EP0803677A2 A connector device for connecting a plurality of hoses and a plurality of pipes |
| 10/09/1997 | WO1997037166A1 Line pipe with a double heat-insulating casing |