| Patents for F16L 41 - Branching pipes; Joining pipes to walls (8,422) |
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| 05/02/1989 | CA1253405A1 Marine propulsion device water supply system |
| 04/26/1989 | EP0313488A1 Connection device for a no-return valve for hydromassage baths |
| 04/26/1989 | EP0312724A1 Method for excavating hole and apparatus therefor |
| 04/19/1989 | EP0312421A1 Method of fixing by welding a nozzle to a thick-walled element such as a nozzle belt of a nuclear reactor vessel |
| 04/18/1989 | CA1252810A1 Sealing or coupling device |
| 04/18/1989 | CA1252809A1 Fluid coupling device |
| 04/12/1989 | EP0310601A1 Device for connecting a pressure-gauge to a pipeline. |
| 04/12/1989 | CN1032387A Method for connecting pipe with pipe plate |
| 04/11/1989 | US4820214 Marine propulsion unit with seal between water tube and adapter plate |
| 04/11/1989 | CA1252273A1 Device for joining ferritic stainless steel tubing to a carbon steel header plate, and related method |
| 03/30/1989 | DE3731633A1 Cooling-water hose |
| 03/28/1989 | US4815947 Compressor and method of assembling thereof |
| 03/23/1989 | DE3730273A1 Device for extracting smoke and pollutants |
| 03/22/1989 | EP0307413A1 A method in branching off a tube. |
| 03/21/1989 | US4813517 Modular manifold brake hose end fitting |
| 03/16/1989 | DE3728413A1 An einer oeffnung eines behaelters anzubringende verschraubung At an opening of a container is affixed gland |
| 03/15/1989 | CN2034230U Combined steel-plastic compound fitting |
| 03/14/1989 | US4811431 Universal tail piece for installation in a water waste line |
| 03/09/1989 | WO1989001879A1 Coupling piece for insertion in an opening of a container |
| 03/09/1989 | DE3742223C1 Points for a suction plant |
| 03/09/1989 | DE3728988A1 Heating-circuit distributor |
| 03/08/1989 | EP0305786A2 Method of manufacturing a rubber hose junction, and junction manufactured by this method |
| 03/07/1989 | US4809743 Fuel pipe device for motor vehicles and process for producing same |
| 02/28/1989 | US4808043 Apparatus for distribution of gas-entrained powders |
| 02/28/1989 | US4807340 Concentric injection flow pipe junction fabrication method |
| 02/22/1989 | EP0304246A1 Tapping fluid supply pipes |
| 02/21/1989 | US4805920 Pipe seal and closure member |
| 02/15/1989 | EP0303366A1 A service tee for connection to a gas or water main |
| 02/14/1989 | CA1249918A1 Heat recoverable article |
| 02/09/1989 | DE3820762A1 Boring appliance for pipelines |
| 02/09/1989 | DE3725240A1 Boring device for pipelines |
| 02/08/1989 | EP0302353A1 Heat exchanger tube |
| 02/07/1989 | US4802792 Bushings for joining rigid objects to flexible membranes |
| 02/07/1989 | US4802504 Tap with flow limiter for gas bottles |
| 02/02/1989 | DE3724675A1 Heat exchanger |
| 01/31/1989 | US4800921 Method and apparatus for dividing a single stream of liquid and vapor into multiple streams having similar vapor to liquid rations |
| 01/26/1989 | WO1989000663A1 Manifold |
| 01/26/1989 | DE3723898A1 Boring fitting |
| 01/25/1989 | EP0300759A1 Hydraulic coupling having an orifice structure |
| 01/24/1989 | US4799715 High pressure tube attachment mechanism |
| 01/24/1989 | US4799540 Heat exchanger |
| 01/18/1989 | CN2031055U Side-insert type by-pass device |
| 01/18/1989 | CN1030467A Pressure conduits |
| 01/11/1989 | EP0298170A1 Direct connect plumbing fixture |
| 01/10/1989 | US4796899 Liquid-tight sealing device and method |
| 12/29/1988 | WO1988010392A1 Coupling sleeve for connection of a branch pipe to a main pipe |
| 12/22/1988 | DE3718975A1 Connecting device for joining a casing-pipe portion to a counter-flange |
| 12/07/1988 | EP0294244A2 Pipeline systems |
| 12/07/1988 | EP0293721A1 Pressure tank with a connecting branch piece with thermal protection |
| 12/06/1988 | US4789189 Pipe saddle |
| 12/01/1988 | DE3716973A1 Pipe and sealing fitting |
| 12/01/1988 | DE3716671A1 Tapping clip |
| 11/29/1988 | US4787655 Airtight connection for breathing circuits |
| 11/17/1988 | DE3719552C1 Connection piece |
| 11/08/1988 | US4783353 Recoverable article |
| 11/08/1988 | US4782852 Assembly for perfecting fluid distribution in multiple conduits |
| 11/08/1988 | CA1244502A1 Ring |
| 11/08/1988 | CA1244500A1 Hydraulic manifold with automatic flow control |
| 11/03/1988 | DE3811537A1 Device for shutting off branches in pipelines |
| 11/02/1988 | CN88200779U Three-d three-way pipe elbow |
| 10/25/1988 | US4779636 In a liquid storage tank |
| 10/12/1988 | EP0286568A1 Hydraulic connector |
| 10/11/1988 | US4776193 Method for making flange half shells, as well as flanges formed by two flange half shells |
| 10/04/1988 | US4775174 Fluid connector |
| 09/27/1988 | CA1242399A1 Fusion pad |
| 09/27/1988 | CA1242311A1 Method for replacing tubes in a header or drum |
| 09/21/1988 | EP0283192A1 Pipeline conditioning |
| 09/21/1988 | EP0210268B1 Transition pieces |
| 09/20/1988 | US4772389 Elbow connector for septic tank; easy cleaning and installation |
| 09/20/1988 | US4772051 Modular manifold brake hose end fitting |
| 09/13/1988 | US4770449 High pressure tube attachment mechanism |
| 09/13/1988 | US4770447 Apparatus for joining a thin metal pipe to a flange joint |
| 09/13/1988 | US4770446 Pressure tank connector with internal crimped tank attachment |
| 09/13/1988 | US4770341 Manifold |
| 09/06/1988 | CA1241680A1 Coupling device for pneumatic apparatus |
| 08/31/1988 | EP0280547A1 Encapsulated branched coolant hose |
| 08/31/1988 | CN88212796U Three-way joint being convenient to adjust mixing cool water with hot water |
| 08/23/1988 | US4765659 High pressure tube attachment mechanism |
| 08/23/1988 | US4765507 Pressure vessel with an improved sidewall structure |
| 08/23/1988 | EP0226622A4 Connecting fitting of a fluid flow control system. |
| 08/17/1988 | EP0278687A2 Bulkhead mounting for fluid fittings |
| 08/16/1988 | CA1240617A1 Vacuum sealing device for insulated steam injection tubing |
| 08/11/1988 | DE3702949A1 Pipe coupling |
| 08/09/1988 | US4762054 Exhaust extraction rail assembly |
| 08/03/1988 | EP0277058A1 Process for the production of a hose junction, particularly a rubber-based one |
| 07/27/1988 | CN86104976B Connector for pipeline |
| 07/13/1988 | CN87216053U Tee pipe with threaded socket for use in coal gas pipelines |
| 06/28/1988 | US4753404 Tube positioning device |
| 06/16/1988 | WO1988004386A1 Method and device for mounting a body for use as a sensor or as a blocking device in a conduit containing fluid |
| 06/09/1988 | DE3639475A1 Device for fastening a tapping bridge on a pipeline |
| 06/08/1988 | EP0269792A1 Plastic pipe fitting |
| 06/07/1988 | US4749033 Manifold and method of manufacturing the same |
| 05/31/1988 | US4747625 Branch pipe mounting assembly |
| 05/25/1988 | EP0268543A1 Pipe branching device |
| 05/19/1988 | WO1988003627A1 A pipe coupling for connecting a branch pipe to a feed pipe |
| 05/19/1988 | WO1988003626A1 Continuous tapping device |
| 05/19/1988 | DE3639107A1 Operating process for producing lateral branches on concrete pipes, in particular sewer pipes, and diamond drilling tool for this purpose |
| 05/18/1988 | EP0267414A1 Clamp means for a stuffing machine |
| 05/11/1988 | EP0266487A2 Fluid connector |
| 05/11/1988 | CN87107181A Pipe connecting member of plastics material |