Patents for F16L 55 - Devices or appurtenances for use in, or in connection with, pipes or pipe systems (25,887) |
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08/24/1999 | US5941281 Fluid pressure reduction device |
08/24/1999 | CA2262716A1 Pipeline plug |
08/24/1999 | CA2230401A1 Pipeline plug |
08/19/1999 | DE19806724A1 Brake unit with pulsation damper |
08/19/1999 | DE19805401A1 Rubber mount for automotive exhaust assembly |
08/18/1999 | EP0936479A1 Lining with tension fastener |
08/18/1999 | EP0936478A1 Device for forming a lining in a non accessable pipe |
08/18/1999 | EP0901595A4 A novel accumulator |
08/18/1999 | EP0856117B1 Modular sleeve for protecting, repairing or renovating a pipe |
08/18/1999 | CN2333864Y Fibre-plastic water pipe mender |
08/18/1999 | CN1225991A Air separation apparatus having air discharge assembly |
08/18/1999 | CA2229771A1 A pig for detecting an obstruction in a pipeline |
08/17/1999 | US5937910 Linings for pipelines and passageways |
08/17/1999 | US5937909 For installation in a fuel carrying conduit |
08/17/1999 | CA2207920C Surfacing or rehabilitating structures without supporting forms |
08/12/1999 | WO1999040357A1 Cable guide for pipes |
08/12/1999 | DE19805024A1 Pressure absorbing device for pressurized container of fuel injection unit |
08/12/1999 | DE19802608A1 Method for repairing small-scale damage or deficient depressions in sewerage pipes |
08/12/1999 | CA2295683A1 Cable guide for pipes |
08/11/1999 | EP0935388A1 Camera head |
08/11/1999 | EP0935089A1 Existing pipe cut-off method, existing pipe slitting method, piping structure, and method for inserting a valve in a line |
08/11/1999 | CN2332871Y Communicating duct plugging plug |
08/11/1999 | CN2332870Y Self-locking connection mechanism with dismountable tube shape neck and cork |
08/11/1999 | CN2332869Y Inner pipe water-hammer arester |
08/11/1999 | CN2332868Y Water impact shaking arester |
08/10/1999 | US5934332 Pipe lining |
08/10/1999 | US5934329 Apparatus for controlling the release of fluid |
08/10/1999 | US5934311 For water supply pipes |
08/10/1999 | US5934308 Rupture disk apparatus and methods |
08/10/1999 | US5934251 Fuel system damper with vacuum bias |
08/05/1999 | WO1999038739A1 Housing block |
08/05/1999 | DE19807538A1 Noise-damping air suction tube for road vehicle stand heating |
08/05/1999 | DE19804619C1 Machine for reforming underground plastics pipes |
08/05/1999 | DE19803366A1 Gehäuseblock Housing block |
08/04/1999 | EP0933580A2 Shut-off device |
08/04/1999 | EP0932794A1 Renovation apparatus for pipes |
08/04/1999 | EP0932793A1 Piece of piping through which waste gas flows of a system of pipes carrying waste gases, and this system of pipes |
08/04/1999 | EP0733176B1 Accumulator piston having multiple elastomeric seals |
08/03/1999 | US5931199 Pressure-expandable conduit liner |
08/03/1999 | US5931198 Fabric reinforced pipe |
07/29/1999 | WO1999037883A1 Apparatus and method to shut down a pipeline |
07/28/1999 | EP0931971A1 Sound proofing and insulating material, process for its production and articles using said material |
07/28/1999 | EP0931639A2 Pipe lining method |
07/28/1999 | EP0931009A1 Arrangement for conveying thick matter |
07/28/1999 | EP0724695B1 A device for repair of damages or provision of branchings on existing pipe installations |
07/28/1999 | CA2254501A1 Shut-off device |
07/27/1999 | US5930458 High efficiency ultra-pure fluid heater |
07/27/1999 | US5929396 Noise reducing diffuser |
07/27/1999 | US5928451 Method of socketing a pipe |
07/27/1999 | US5928447 Conduit repair and interior reconstruction |
07/27/1999 | US5927901 Underwater pipeline apparatus for delivering a pig unit by flooding of the pipeline |
07/27/1999 | US5927341 Lining of "Tees" and "Wyes" in pipelines or passageways |
07/27/1999 | US5927340 Access plus with sealing for high temperature equipment |
07/27/1999 | US5927319 Pig launcher/receiver |
07/27/1999 | US5927314 For a fluid delivery system |
07/27/1999 | US5927223 Sealing plug insertion systems |
07/27/1999 | CA2260464A1 Pipe lining method |
07/27/1999 | CA2209828C Ball valve coupling |
07/27/1999 | CA2075950C Orifice system |
07/22/1999 | WO1999036724A1 Surface-traversing vehicle |
07/22/1999 | WO1999036270A1 Replaceable sleeve |
07/22/1999 | DE19815579C1 Machine for coating and cleaning pipelines |
07/22/1999 | DE19804403A1 Pipe cap to temporarily close pipe system with a free end |
07/22/1999 | DE19801703A1 Closure for openings in a chimney pipe |
07/22/1999 | DE19801415A1 Process and assembly to replace defective subsoil mains drainage or sewage pipes |
07/21/1999 | CN2329833Y Soft air conduit of heat insulation material |
07/20/1999 | US5925409 Resins for lining surfaces |
07/20/1999 | US5924913 Process for renovating pipes |
07/20/1999 | US5924743 Device adapted to be fixed and sealed to at least one cylindrical member |
07/20/1999 | US5924455 Folded PVC-based conduit and conduit liner composition |
07/20/1999 | US5924454 Isolation tool |
07/20/1999 | US5924196 Accumulator, process and apparatus for making the same |
07/15/1999 | DE19800672A1 Vacuum closure for a low pressure process tube used e.g. for coating and etching in semiconductor device manufacture |
07/14/1999 | CN2328850Y Water stop valve |
07/13/1999 | US5921282 Protective cover for plumbing fixtures |
07/13/1999 | US5921261 Dampening resonance in a flow regulator |
07/13/1999 | US5920976 Apparatus and method for remotely sealing a damaged pipe |
07/12/1999 | CA2259116A1 Shroud for plumbing fixture opening |
07/08/1999 | WO1999034144A1 Breakaway anti pollution safety valve in a fluid duct |
07/08/1999 | DE19847819A1 Device for renovating chimney |
07/08/1999 | CA2312934A1 Breakaway anti pollution safety valve in a fluid duct |
07/07/1999 | CN2327865Y Structure for repairing and connecting steel pipe with turnable glass fiber reinforced plastic lining |
07/07/1999 | CN1221864A Compound structural lining for repairing on-line pipeline and its pressure coating tech. |
07/06/1999 | US5919327 Waterproofing, oil repellents, antisoilants |
07/06/1999 | US5918639 Device for repairing damage or providing branchings on existing pipe installations |
07/06/1999 | US5918638 Interchange sealing device and method |
07/06/1999 | US5918355 Apparatus for making an accumulator |
07/01/1999 | WO1999032824A1 Thermoweldable clip for conduits |
07/01/1999 | WO1999032819A1 Inner surface repair material for pipeline and inner surface repairing method |
07/01/1999 | CA2315190A1 Thermoweldable clip for conduits |
06/30/1999 | EP0926418A1 Connector assembly |
06/30/1999 | EP0925466A1 Material and method for lining pipes |
06/30/1999 | EP0925410A1 Underground pipe repair |
06/30/1999 | CN2326816Y Emergency connector for rush repairing connector for connecting fillister head steel-pipe |
06/30/1999 | CN2326815Y Silencing tube material |
06/30/1999 | CN1221521A Shuttle for use in insertion of draw line into conduit |
06/29/1999 | US5916406 Branch pipe liner bag and pipe lining method |
06/29/1999 | US5915886 For sealing and reinforcing the walls of a manhole |
06/29/1999 | US5915508 Tuned mass damper |
06/29/1999 | US5915420 Method and apparatus for repairing pipe |