| Patents for F16L 55 - Devices or appurtenances for use in, or in connection with, pipes or pipe systems (25,887) |
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| 05/21/1997 | CN2254500Y Hand self-feeding trap for pipe |
| 05/21/1997 | CN2254499Y Domestic connector for chimney neck |
| 05/20/1997 | US5630446 Repair apparatus for a grain chute |
| 05/15/1997 | WO1997017566A1 Apparatus for use in a pipeline |
| 05/15/1997 | WO1997017565A1 Method and apparatus for lining a conduit |
| 05/15/1997 | WO1997017187A1 Conduit lining material and method of manufacturing the same |
| 05/15/1997 | WO1997010936A3 Method for heating and/or cross-linking of polymers and apparatus therefor |
| 05/15/1997 | DE19626105A1 Subframe for sewage pipe repair robots |
| 05/15/1997 | DE19623075A1 Temporary pipe sealing method for water circuit in nuclear water boiler reactor |
| 05/15/1997 | CA2236857A1 Method and apparatus for lining a conduit |
| 05/14/1997 | EP0773399A1 Pipe or pipe part made of thermoplastic material |
| 05/14/1997 | EP0772752A1 Sealing apparatus |
| 05/13/1997 | US5629065 Method and apparatus for sealing leaks |
| 05/13/1997 | US5628585 Method and apparatus for removal of utility line and replacement with polyolefin pipe |
| 05/13/1997 | US5628345 Point repair system for conduits |
| 05/13/1997 | US5628339 For removing condensed water from a steam pipe |
| 05/09/1997 | WO1997016301A1 Improvements relating to the lining of pipelines and passageways |
| 05/09/1997 | CA2236580A1 Improvements relating to the lining of pipelines and passageways |
| 05/07/1997 | EP0771994A1 Convey apparatus, and movable driving mechanism for movable work apparatus |
| 05/07/1997 | EP0771993A1 Method of lining a length of pipe |
| 05/07/1997 | EP0771992A1 Flexible metal tube fitted with an exterior sound vibration absorbing segment |
| 05/07/1997 | EP0771987A1 Method of lining pipes |
| 05/07/1997 | EP0715553B1 Valve, in particular expansion valve for refrigerating systems, and a method for the manufacture thereof |
| 05/07/1997 | EP0568627B1 Diameter reduction and angular insertion method for lining tubular members |
| 05/07/1997 | DE19540969A1 Plastic pipe for lining flue useful for restoration or in new chimneys |
| 05/07/1997 | DE19540707A1 Cleaning out and repair of old gas connection pipe |
| 05/07/1997 | DE19540404A1 Drainage inspection and maintenance unit |
| 05/06/1997 | US5626801 Method of lining a host pipe with a liner by diameter reduction with angularly offset rollers |
| 05/06/1997 | US5626442 Pipe rehabilitation system and methods |
| 05/06/1997 | US5626164 Crack resistant valve plate assembly for a molten metal slide gate valve |
| 05/06/1997 | US5625917 Foam pipeline pig with seal cups |
| 05/02/1997 | EP0770812A1 Pressure expandable conduit liner |
| 05/02/1997 | EP0770811A1 Method for lining a pipe |
| 05/02/1997 | EP0770805A2 Rupture disk apparatus and methods |
| 05/02/1997 | EP0727018A4 Vehicle brake hose system with whip dampener |
| 05/02/1997 | CA2170953A1 A pipeline resin lining method involving a deodorization treatment |
| 05/01/1997 | CA2236215A1 Portable pipe defect detecting apparatus and method |
| 04/30/1997 | DE19547565C1 Tube or ducting with sound attenuation used in e.g. gas turbine applications |
| 04/30/1997 | DE19540200A1 Pressurised system to empty buried tubes, especially piles with cores |
| 04/30/1997 | DE19539780A1 Damper to suppress brake fluid oscillations in motor vehicle's brake system |
| 04/30/1997 | CN1148883A Shock absorber for liquid conduits |
| 04/29/1997 | US5625655 Fuel transfer tube quick operating remote closure device |
| 04/29/1997 | US5624629 Installation of lateral linings with sealing collar from the main pipeline out |
| 04/29/1997 | US5624206 Apparatus and method for supporting pipe main repair tools in an excavation |
| 04/29/1997 | US5623970 Field installable choke tube |
| 04/29/1997 | CA2075862C Temporary selective connection installation with multiple inlets and outlets |
| 04/25/1997 | CA2188229A1 Rupture disk apparatus and methods |
| 04/24/1997 | WO1997014911A1 Process and device for introducing a self-propelled 'mouse' into a pipe |
| 04/24/1997 | WO1997014910A2 Inner manipulator for testing or processing the inner surface of a pipe |
| 04/24/1997 | WO1997014909A1 Modular sleeve for protecting, repairing or renovating a pipe |
| 04/24/1997 | WO1997014908A1 A clamp for repairing a pipe and also a bracket and a protective flap suitable for being used with such a clamp |
| 04/24/1997 | WO1997014903A2 Inner manipulator for testing or processing the inner surface of a pipe |
| 04/24/1997 | WO1997014591A1 Hydraulic brake system with pulsation damper |
| 04/24/1997 | DE19538813A1 Process to repair pipe, especially drain, which cannot be walked over |
| 04/24/1997 | DE19538615A1 Hydraulische Bremsanlage mit Pulsationsdämpfer Hydraulic brake system with pulsation dampener |
| 04/23/1997 | EP0769652A1 Device for sealing leaks in vessels |
| 04/23/1997 | EP0769647A1 Clamp for fixing a pipe |
| 04/23/1997 | EP0769337A1 A method of closing an end of a metal pipe |
| 04/23/1997 | EP0768924A1 Apparatus for coating the inner side of tubing with protective material |
| 04/23/1997 | EP0647162B1 Process for coating the internal surface of hydrothermosanitary pipes, particularly made of aluminium, with resinous products and pipes obtained therewith |
| 04/22/1997 | US5622209 Process for the sealing and internal repair of systems of laid conduits |
| 04/22/1997 | US5622208 Port protector |
| 04/22/1997 | US5622207 Water supply system with a pipe freeze up prevention in an aircraft |
| 04/22/1997 | US5622098 High pressure cylinder with locking end caps |
| 04/17/1997 | DE19642603A1 Device for waste pipe noise dampening |
| 04/17/1997 | DE19538118A1 Security lock for pressure vessel etc. cover assembly |
| 04/16/1997 | EP0707531B1 Applying linings to pipelines and passageways |
| 04/16/1997 | EP0608416B1 Piping system free of stagnation of fluid |
| 04/16/1997 | CN2252286Y Water tap piecing device without cut-off water |
| 04/16/1997 | CN1147851A Method and apparatus for lining a pipe with a polymer liner |
| 04/15/1997 | US5620020 Plumbing apparatus |
| 04/10/1997 | WO1997013097A1 Method and device for preventing formation of deposits in pipe systems |
| 04/10/1997 | WO1997013096A1 Linestopping system |
| 04/10/1997 | DE19537563C1 Water pipe joint shrouding |
| 04/10/1997 | DE19537483A1 Replacement pipe arrangement with adaptor |
| 04/09/1997 | EP0659270B1 Process and device for inspecting just as servicing and repairing subsidiary canals branching off from a main drain |
| 04/08/1997 | US5618616 Multi-layer liner for waste water system rehabilitation |
| 04/03/1997 | WO1997012171A1 Hydropneumatic anti-hammer tank with an air intake and control device, and air intake method |
| 04/03/1997 | DE19638304A1 Gas-pipe silencer with baffles in chamber |
| 04/03/1997 | DE19631431A1 interference-type sound damper |
| 04/03/1997 | DE19536494A1 Freezer device for fluid in pipes |
| 04/02/1997 | EP0765451A1 Superimposed coverings having increased stability |
| 04/02/1997 | EP0755492A4 Synchronized dual thread connector |
| 04/02/1997 | CN1034436C Discharge lagging for compressor and method of attaching same |
| 04/01/1997 | US5615706 Coaxial breakaway coupling with vapor assist check valve |
| 03/27/1997 | WO1997011326A1 Method and apparatus for freezing large pipe |
| 03/27/1997 | WO1997011309A1 Container for storing gas under pressure and handling cap for such a container |
| 03/27/1997 | WO1997011307A1 Surface traversing vehicle |
| 03/27/1997 | WO1997011306A1 Hydraulically actuatable expander |
| 03/27/1997 | WO1997011305A1 A system for locking filler caps |
| 03/27/1997 | WO1997010943A1 Improvements in or relating to pipeline pigging |
| 03/27/1997 | WO1997010942A1 A method of socketing a pipe |
| 03/27/1997 | WO1997010941A1 Oriented polymeric products |
| 03/27/1997 | WO1997010940A1 Method and apparatus for making an extrusion product, and an extrusion product |
| 03/27/1997 | WO1997010936A2 Method for heating and/or cross-linking of polymers and apparatus therefor |
| 03/27/1997 | DE19638248A1 Water hammer damper between circuits |
| 03/26/1997 | EP0764809A1 Breakaway coupling |
| 03/26/1997 | EP0764253A1 Shock absorber for liquid conduits |
| 03/26/1997 | CN1146234A Tuned mass damper |
| 03/25/1997 | US5613806 Sealing system for sewer and water applications |