| Patents for F16L 41 - Branching pipes; Joining pipes to walls (8,422) |
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| 03/28/1990 | EP0359913A2 Heating distributor with horizontal connection supports |
| 03/27/1990 | US4911253 Core and water collector |
| 03/22/1990 | WO1990002901A2 Pressure hose with matching hose drum and matching coupling piece |
| 03/21/1990 | EP0358896A2 Plastic sump |
| 03/14/1990 | EP0310601B1 Device for connecting a pressure-gauge to a pipeline |
| 02/27/1990 | US4903998 Branched hose construction |
| 02/27/1990 | US4903970 Apparatus for providing a watertight seal for manhole pipe connections including a foldable gasket and clamping band assembly and expansion means for installing the gasket and clamping band assembly |
| 02/27/1990 | US4903388 Method of branching off a tube |
| 02/22/1990 | WO1990001649A1 Connection to a pressure vessel of composite material |
| 02/20/1990 | US4902174 Main line tapping apparatus |
| 02/13/1990 | US4900180 Structure for connecting branch pipe in high-pressure fuel manifold |
| 02/13/1990 | US4900069 Self-adjusting branch piping seal |
| 02/13/1990 | US4900064 Connector for fiber duct systems |
| 01/31/1990 | CN2052097U Folding branching pipe joint |
| 01/31/1990 | CN1039295A Crescent pipe carrier for fixing water heating and gas pipelines |
| 01/25/1990 | DE3823870A1 Pipe connection, in particular for the refrigerant circuit of air-conditioned systems in motor vehicles |
| 01/23/1990 | CA1264599A1 Clamp means for a stuffing machine |
| 01/18/1990 | DE3928937A1 Displaceable branch pipe - with extension to split main pipe along longitudinal joint |
| 01/17/1990 | EP0351155A2 Expandable manifold for water delivery system |
| 01/16/1990 | US4893601 Manifold for conveying a high-pressure fuel |
| 01/11/1990 | DE3830395C1 Boring fitting |
| 01/11/1990 | DE3822807C1 Method of welding thin-walled heat-exchanger tubes to the rear of a tube plate |
| 01/09/1990 | CA1264205A1 Drain fitting with frictional seal retention |
| 01/03/1990 | EP0348387A1 Continuous tapping device. |
| 12/28/1989 | WO1989012779A1 A series of distribution and measuring components for a lubricating oil system and a method for manufacturing the principal components of the series |
| 12/21/1989 | DE3820761A1 Boring appliance for pipelines |
| 12/14/1989 | DE3818612A1 Insertion piece for T-section |
| 12/13/1989 | EP0345705A1 Device for sealing and absorbing differential expansions between a cooling chamber for suspended particles and a recycling duct |
| 12/12/1989 | US4886087 Fuel spill prevention valve |
| 12/06/1989 | EP0344777A2 Insert |
| 11/30/1989 | DE3816749A1 Device for a hydraulic connection |
| 11/28/1989 | CA1263423A1 Molded tapping fitting for connecting a branch line to a pipeline |
| 11/23/1989 | DE3915011A1 Loesbare rohrverbindung mit federringdichtung Detachable pipe connection with spring-ring seal |
| 11/22/1989 | CN2048156U New-type by-pass four-way pipe |
| 11/14/1989 | US4880028 Completion machine |
| 11/02/1989 | EP0339156A2 Pipe fitting |
| 10/31/1989 | US4877272 Metal static seal and assembly comprising such a seal |
| 10/31/1989 | US4877271 Hydraulic connector |
| 10/26/1989 | DE3812189A1 Quick-acting connector for pipes |
| 10/18/1989 | EP0337128A1 Connector assembly for pipe conduits |
| 10/18/1989 | EP0336931A1 Method and device for mounting a body for use as a sensor or as a blocking device in a conduit containing fluid. |
| 10/17/1989 | US4873730 Disengagable ring fitting for a toilet |
| 10/12/1989 | DE3904495A1 Boring fitting |
| 10/12/1989 | DE3809412A1 Distributor for heating installations |
| 10/10/1989 | CA1262236A1 Transition pieces |
| 10/04/1989 | EP0335223A1 Connection piece for joining an inaccessible main to a lateral pipe |
| 10/04/1989 | EP0334995A2 Fluid conducting connection |
| 10/04/1989 | CN1005357B Flanged joints for elements or machines |
| 09/28/1989 | DE3827766C1 Shut-off device for a pipe-tapping fitting |
| 09/27/1989 | EP0334817A1 A radiator for motor vehicles |
| 09/27/1989 | EP0333729A1 A pipe coupling for connecting a branch pipe to a feed pipe. |
| 09/26/1989 | US4869619 Method for excavating hole and apparatus therefor |
| 09/26/1989 | CA1261137A1 Gas suspended powder products distributing device |
| 09/26/1989 | CA1260344A1 Heated fuel delivery system fitting and method |
| 09/21/1989 | WO1989008592A1 A device for fastening a valve to a flexible container |
| 09/21/1989 | DE3807845A1 Connection box |
| 09/19/1989 | US4867486 Soldering structure of tubular material |
| 09/13/1989 | EP0332157A1 Arrangement for joining a distribution device to a fluid supply conduit |
| 09/12/1989 | US4865361 Connecting element for connecting a line to a component |
| 09/12/1989 | US4865360 Modular differential pressure transmitter/manifold for a fluid conveying pipeline |
| 09/06/1989 | CN2044055U Sealing connector for pipeline of refrigerator |
| 08/31/1989 | DE3804896A1 Device and process for fastening a hose consisting of flexible material in the connection hole of a supply line |
| 08/23/1989 | EP0328606A1 Coupling piece for insertion in an opening of a container |
| 08/22/1989 | US4858965 Concentric injection flow pipe junction |
| 08/22/1989 | US4858964 T-joint for connecting branch pipe |
| 08/22/1989 | US4858652 Plug for an opening providing an inspection X-ray source with access to pipework or to an apparatus |
| 08/15/1989 | US4856824 Method of manufacture of manifolds and manifold provided by such method |
| 08/01/1989 | US4852916 High temperature vacuum probe |
| 07/26/1989 | CN1034255A Pipe joint element |
| 07/25/1989 | US4850617 Self sealing connector |
| 07/19/1989 | EP0324672A1 Welded detachable coupling with high tightness against rare gases |
| 07/18/1989 | US4848801 By-pass connections obtained by molding a coating of a junction material around a rigid tubular insert more particularly and a process for manufacturing same |
| 07/18/1989 | US4848645 Welding using flux strip at interface |
| 07/18/1989 | US4848405 Insert means for fluid flow system |
| 07/18/1989 | US4848391 Expandable manifold for water delivery system |
| 07/11/1989 | CA1257134A1 Disposable tension sleeve for a stuffing machine |
| 07/05/1989 | EP0323387A1 T-joint for pipes |
| 07/05/1989 | EP0322508A1 Pipe joint element |
| 07/05/1989 | EP0322500A1 Pipe clamp with joining pipe for sprinkler nozzle |
| 07/04/1989 | US4844274 Pressure vessel having a connection stub with a thermal protector |
| 06/22/1989 | DE3840864A1 Device for treating, in particular sealing, pipelines which are subjected to media pressure, such as house lead-ins for gas or water |
| 06/22/1989 | DE3741446A1 Connection piece |
| 06/20/1989 | US4840096 Device for machining chamfers on a free of a pipe |
| 06/15/1989 | DE3741289A1 Plumbing block |
| 06/14/1989 | EP0319882A1 Device for treating, especially tapping a conduit under pressure, e.g. for gas or water |
| 06/14/1989 | EP0319657A1 Connection for fluids |
| 06/07/1989 | CN1033335A Process for fixing pipes to thick-wall assemblies, e.g. vessels of pressurized-water reator, by means of welding |
| 06/06/1989 | US4836583 Pipe connection for instruments or machines |
| 06/06/1989 | US4836246 Manifold for distributing a fluid and method for making same |
| 06/01/1989 | WO1989004938A1 Method and means for connecting a branch conduit to an existing conduit |
| 05/23/1989 | US4832685 Fluid flow control system and connecting fitting therefor |
| 05/23/1989 | US4832376 Connection structure for branch pipe in high-pressure fuel manifold |
| 05/23/1989 | US4832069 Tapping subterranean pipes |
| 05/23/1989 | US4831824 Manifold and manufacturing method thereof |
| 05/16/1989 | US4831213 Swivel fitting for electrical conduit and the like |
| 05/16/1989 | US4830410 Pipe connecting member of plastics material |
| 05/09/1989 | US4828296 Bulkhead mounting for fluid fittings |
| 05/09/1989 | US4827983 Swiveling mount for the outlet of a pressure vessel |
| 05/09/1989 | CA1253902A1 Junction coupling with unitary locking gasket and methods for their use |
| 05/09/1989 | CA1253850A1 Compression sealing of tubes within shell and tube heat exchangers |