| Patents for F16L 55 - Devices or appurtenances for use in, or in connection with, pipes or pipe systems (25,887) |
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| 10/08/1997 | CN1161416A Coupling for drainage pipings |
| 10/07/1997 | US5674030 Device and method for repairing building branch lines in inacessible sewer mains |
| 10/07/1997 | US5673978 Pressure attenuators and networks for anti-lock braking systems |
| 10/07/1997 | US5673877 Exhaust pipe hanger assembly |
| 10/07/1997 | US5673469 Method of installing a plastic pipe into an existing steel service pipe |
| 10/02/1997 | WO1997035707A1 Method for lining of lateral pipelines with flow-through apparatus |
| 10/02/1997 | DE19636488C1 Protective cladding for channels |
| 10/02/1997 | DE19612207A1 Clamp for high pressure pipes for offshore installations |
| 10/02/1997 | DE19611736A1 Switch valve device between supply and discharge pipes |
| 10/01/1997 | EP0798504A1 System for heat and/or sound insulation for pipes |
| 10/01/1997 | EP0797744A1 Power steering attenuation hose construction and method of making the same |
| 10/01/1997 | EP0797519A1 Attenuators for anti-lock brake system |
| 10/01/1997 | EP0797500A1 Re-forming thermoplastic members |
| 10/01/1997 | EP0797499A1 Surfacing or rehabilitating structures without supporting forms |
| 09/30/1997 | US5672398 Underground passageway lining for sewer |
| 09/30/1997 | US5672029 System for pipe rehabilitation |
| 09/30/1997 | US5671952 Service manifold and special elbow for tank blanketing and venting valves |
| 09/30/1997 | US5671778 Used in a pipeline repairing process |
| 09/25/1997 | DE19611516A1 Mineral wool filler and silencer moulding for car exhausts |
| 09/24/1997 | EP0797042A1 An apparatus and a method for lining an underground pipe |
| 09/24/1997 | EP0796717A1 A liner for manhole and a method for lining a manhole |
| 09/24/1997 | EP0796691A1 Apparatus for cutting the longitude of tubes |
| 09/24/1997 | EP0796408A1 Pressure pulse attenuating fluid supply conduit |
| 09/24/1997 | CN2263260Y Hand dredger |
| 09/23/1997 | US5669590 Retaining clip with multiple clamps |
| 09/23/1997 | US5669415 Shut-off device of the double block-and-bleed type |
| 09/23/1997 | CA2118678C Apparatus and method for introducing sealant into a clearance |
| 09/19/1997 | CA2200262A1 A liner for manhole and a method for lining a manhole |
| 09/19/1997 | CA2200261A1 An apparatus and a method for lining an underground pipe |
| 09/18/1997 | DE19704006A1 System for dividing pressure fluid channel |
| 09/18/1997 | CA2200291A1 Device for longitudinal cutting of a pipe |
| 09/17/1997 | EP0795715A2 Process and material for lining pipes |
| 09/17/1997 | EP0795714A1 Expandable sleeve for the internal renovation of pipelines |
| 09/17/1997 | EP0795713A1 Safety device for high pressure hose connections |
| 09/17/1997 | EP0795342A2 Disconnect for medical access devices |
| 09/17/1997 | EP0794863A1 Sealing strip for sealing pipe connections |
| 09/17/1997 | EP0630458B1 Method and apparatus for repairing conduits |
| 09/17/1997 | CN1035897C Apparatus for bending plastic pipe |
| 09/16/1997 | US5667841 Methods of lining the internal surface of a pipe |
| 09/16/1997 | US5667252 Internal sleeve with a plurality of lands and teeth |
| 09/16/1997 | US5666848 Device for cutting and crimping pipes or tubes |
| 09/16/1997 | CA2121908C Actively sound reduced muffler having a venturi effect configuration |
| 09/15/1997 | CA2199575A1 Disconnect for medical access devices |
| 09/12/1997 | WO1997033127A1 Fire retardant reinforced plastic duct system |
| 09/12/1997 | WO1997033118A1 Elbow tee fitting |
| 09/12/1997 | WO1997033111A1 Thermal safety device for automatically blocking pipes |
| 09/11/1997 | DE19637239A1 Safety device for cut=off valve, used in pressurised pipelines |
| 09/11/1997 | DE19608582A1 Gas spring with floating piston |
| 09/11/1997 | CA2199680A1 Method and apparatus for providing a constant extrusion pressure for pipeline lining |
| 09/10/1997 | EP0794379A1 A pipe repair or jointing collar |
| 09/10/1997 | EP0794238A2 Adhesive composition for bonding a lining tube on to the internal surface of an existing pipe |
| 09/10/1997 | EP0793999A2 Driving catalyst and/or accelerator into the pores of microporous particles |
| 09/10/1997 | EP0793543A1 A method and device for producing and delivering an aerosol for remote sealing and coating |
| 09/10/1997 | EP0706628B1 Access plug flange |
| 09/10/1997 | CN2262155Y Pipe joint with view window |
| 09/09/1997 | US5664912 Tool for a sewer robot |
| 09/09/1997 | US5664605 Lining materials containing curable resins |
| 09/09/1997 | CA2111876C Device for repairing pipe joints |
| 09/09/1997 | CA2097939C Pig safety device |
| 09/06/1997 | CA2186903A1 Pipe repair or jointing collar |
| 09/04/1997 | WO1997032152A1 Method for repairing buried pipe using a metal pipe and method for manufacturing metal pipes that are used in the repairing method |
| 09/04/1997 | WO1997032117A1 Emission control and/or silencer and/or separator and/or mixing apparatus |
| 09/04/1997 | DE19708006A1 Hydraulic controller for automatic transmission |
| 09/03/1997 | EP0793050A2 Methods of lining conduits and apparatus for applying the same |
| 09/03/1997 | EP0792996A1 Apparatus for coupling a pipe string with a service for making earth bore holes |
| 09/03/1997 | EP0701688B1 Liquid flow management means |
| 09/03/1997 | CN1158393A Rupture disk apparatus and methods |
| 09/02/1997 | US5662974 Superimposed coverings having increased stability |
| 09/02/1997 | US5662964 Process for coating the internal surface of hydrothermosanitary pipes, particularly made of aluminium, with resinous products and pipes obtained therewith |
| 08/28/1997 | WO1997031207A1 Valve insertion method and assembly for inserting a valve in a line |
| 08/28/1997 | WO1997031203A1 Expandable band and locking mechanism for installing a flexible sealing element |
| 08/28/1997 | DE19606778A1 Sub-soil pneumatically-powered drilling method |
| 08/27/1997 | EP0791138A1 Metering pump with an air-purge device |
| 08/27/1997 | EP0791135A1 Exhaust silencer |
| 08/27/1997 | CN1158156A Device sealably connectable to at least one cylindrical element |
| 08/26/1997 | US5660912 Plastic profiled strip forming helically wound tube using hinged flap for jointing |
| 08/26/1997 | US5660293 Pressure plug apparatus with safety retainer unit |
| 08/26/1997 | US5660202 Process and apparatus for insertion of robots in gas distribution systems |
| 08/26/1997 | US5660199 Method and valve for hot tapping a line |
| 08/21/1997 | EP0738581A4 Lining for the inner surface of a pipe and method of applying the same |
| 08/21/1997 | DE19616697C1 Closing device for opening in thermoplastic pipe laid underground |
| 08/20/1997 | EP0789827A1 Device for repairing damaged areas of conduits, pipelines or the like |
| 08/20/1997 | EP0789826A1 Sealing device for sealing off channels conducting a pressurized medium in a housing |
| 08/20/1997 | EP0689653B1 Method and device for forming a plug in a conduit |
| 08/19/1997 | US5659142 Process for the acquisition of an internal log of a parameter throughout a pipeline |
| 08/19/1997 | US5657792 Capped sleeve for discharge outlet |
| 08/19/1997 | US5657682 Hose piston for transporting external objects along a flexible hose |
| 08/19/1997 | US5657582 Rain gutter downspout noise attenuation apparatus |
| 08/14/1997 | WO1997014910A3 Inner manipulator for testing or processing the inner surface of a pipe |
| 08/14/1997 | DE19604835A1 Drainage channel wall seal |
| 08/13/1997 | EP0789181A1 A reversible lining tube for repairing an existing pipeline |
| 08/13/1997 | EP0789180A2 Method of lining the internal surface of a pipe |
| 08/13/1997 | EP0789179A2 Improvements relating to the lining of pipelines or passageways |
| 08/13/1997 | EP0788424A1 Compact apparatus for everting a liner and method |
| 08/13/1997 | EP0788423A1 Improvements relating to lining of pipelines and passageways |
| 08/12/1997 | US5656117 Method of lining passageways by applying a pre-liner sleeve and hardenable composition |
| 08/12/1997 | US5655569 Gas charged bladder for low pressure accumulator for vehicular anti-lock braking system |
| 08/12/1997 | US5655387 Expansion device for a refrigeration system |
| 08/07/1997 | WO1997028398A1 Isolation tool |
| 08/07/1997 | WO1997028397A1 Air duct, in particular for a motor vehicle, and method for mounting same |