| Patents for F16L 55 - Devices or appurtenances for use in, or in connection with, pipes or pipe systems (25,887) |
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| 03/16/1993 | US5193572 Pig-compatible three-way butterfly valve |
| 03/14/1993 | WO1993006410A1 Method of forming and reforming a plastic composite |
| 03/14/1993 | CA2095733A1 Method of forming and reforming a plastic composite |
| 03/11/1993 | CA2077799A1 Clamp for crushing a main, such as a gas pipe |
| 03/10/1993 | EP0531193A1 Elastic supporting device with non-linear elastic characteristics |
| 03/10/1993 | EP0531055A2 Thrust tube capable of sufficiently damping a vibration |
| 03/10/1993 | EP0530304A1 Internal pipe inspection system |
| 03/09/1993 | US5192165 Trenchless replacement of conduits in an underground conduit bank |
| 03/09/1993 | CA1314201C Method and apparatus for lining a buried or installed pipe with a polymer liner |
| 03/04/1993 | WO1993004483A1 Equalizing reservoir arrangement, especially for the cooling circuits in nuclear power stations |
| 03/04/1993 | WO1993004312A1 Device for cutting a pipe in order to stop a fluid flow |
| 03/04/1993 | WO1993004309A1 Coupling and control arrangement for a fluid metering device |
| 03/04/1993 | WO1993003868A1 Interception and recovery device for centralized vacuum cleaning systems |
| 03/04/1993 | DE4127629A1 Sanitary fitting with sound damper - has fitting housing which contains air cushion which dampens sound waves transmitted in water. |
| 03/04/1993 | CA2116136A1 Interception and recovery device for centralized vacuum cleaning systems |
| 03/04/1993 | CA2115369A1 Device for cutting a pipe in order to stop a fluid flow |
| 03/03/1993 | EP0529250A1 Elastic suspension for the exhaust device of a motor vehicle |
| 03/03/1993 | EP0528994A1 Inflatable bladder for control of fluid flow. |
| 03/03/1993 | EP0528888A1 Method for dampening vibrations in hydraulic systems. |
| 03/03/1993 | EP0528801A1 Pipe bursting and replacement apparatus and method |
| 03/02/1993 | US5190705 Method for lining large-diameter pipes |
| 03/02/1993 | US5190251 Vibration-damping fastening element |
| 03/02/1993 | CA1314040C Plug for heat exchanger tubes |
| 03/01/1993 | WO1993005334A1 Inner treatment process and device for inaccessible pipes |
| 03/01/1993 | CA2095143A1 Inner treatment process and device for inaccessible pipes |
| 02/28/1993 | WO1993004313A1 Process and device for relining service drains joined to inaccessible main sewage drains |
| 02/28/1993 | CA2094816A1 Device and method for repairing building branch lines in inaccessible sewer mains |
| 02/24/1993 | EP0528727A1 Assembly for temporarily and selectively connecting multiple pipe inlets and outlets |
| 02/24/1993 | EP0528504A1 Roll-off roll-on plug |
| 02/23/1993 | US5188134 Automatic inner pipeline surface washing apparatus |
| 02/18/1993 | DE4127242A1 Temporary sealing sleeve for flanged connections - has gas-fillable chambers along side edges with gas-tight closure |
| 02/17/1993 | EP0527177A1 Cleanable scraper station. |
| 02/16/1993 | US5186987 Flexible moldable composite tube containing layers of film, fabric and high tensile strength mat impregnated with thermohardenable resin, for sewage pipes |
| 02/16/1993 | US5186757 Rod and closable cylinder for inserting it into pipes and then propelling it by hydrostatic pressure, for cleaning, purging |
| 02/16/1993 | US5186572 End connector for tubing |
| 02/16/1993 | US5186357 Fuel dispensing system having a flexible hose with a static dissipater and a fuel leak detector |
| 02/16/1993 | US5186222 Fuel spillage control apparatus |
| 02/16/1993 | US5186215 Apparatus for repairing pipelines |
| 02/16/1993 | US5186214 Fiber material held together with oil-soluble binder, and oil-soluble sealant |
| 02/16/1993 | US5186202 Trigger means for self-closing breakaway valve assemblies |
| 02/16/1993 | US5186199 Conduit stopper |
| 02/16/1993 | US5186033 Apparatus and method for forming external raised beads on hollow tubing |
| 02/16/1993 | CA2074794A1 Roll off roll on plug |
| 02/13/1993 | CA2048937A1 Sewer line clean out units |
| 02/10/1993 | EP0526901A1 Vehicle adapted to freely travel three-dimensionally by magnetic force |
| 02/10/1993 | EP0526900A1 Vehicle for use in pipes |
| 02/10/1993 | EP0526521A1 Improvements relating to the lining of pipelines or passageways |
| 02/10/1993 | EP0419470B1 Tube for lining of pressure water pipes |
| 02/09/1993 | US5184919 Method for widening a hole or a pipe in the ground |
| 02/04/1993 | DE4125321A1 Vehicle for remote control in explosion hazardous regions - has camera and lighting units that are pressurised with safety gas and support drives as well as connectors |
| 02/03/1993 | EP0525757A1 Silencer with water cooling jacket |
| 02/03/1993 | EP0525481A1 Retaining device for pipes, in particular for those in power plants |
| 02/03/1993 | EP0525044A1 Safety valve system |
| 02/03/1993 | EP0433333B1 Constructional member and method |
| 02/02/1993 | US5183974 Gas pulsation attenuator for automotive air conditioning compressor |
| 02/02/1993 | US5183364 In a pipe |
| 01/27/1993 | EP0524911A1 A procedure for adapting and/or protecting and/or restoring the functionality of the inside of a hollow body and/or of damaged pipes and mains and for the jointing of two or more of said bodies, and the means of executing said procedure |
| 01/27/1993 | EP0524770A1 Pipe plugging means |
| 01/27/1993 | EP0524420A1 Low-noise pressure reducing device |
| 01/26/1993 | US5181746 Sealing sleeve and its use |
| 01/26/1993 | US5181668 Apparatus for running a wire through a pipe |
| 01/26/1993 | CA1313210C Reconnectable frangible ball valve coupling |
| 01/20/1993 | EP0523880A1 Pipeline inspection vehicle |
| 01/20/1993 | EP0523090A1 Method for repairing flow conduits, such as pipe lines. |
| 01/19/1993 | US5180458 Graft olefin with polyethylene or polyamide |
| 01/19/1993 | US5180270 Water flow patch |
| 01/19/1993 | CA1312819C Method and apparatus for replacing a section of tubing |
| 01/19/1993 | CA1312716C Pipe liner process and apparatus |
| 01/14/1993 | DE4122388A1 Ventilation pipe with spaced gas outlets - has elastic openings changing shape with different pressures for even outflow |
| 01/13/1993 | EP0522426A1 Closure device provided with a safety for an opening, especially for closing a vessel containing chemical, petroleum or similar products |
| 01/12/1993 | US5178188 Meter bypass swivel connector |
| 01/12/1993 | CA1312457C Device for the in situ repair of a pipe |
| 01/07/1993 | WO1993000548A1 Material for relining underground pipelines |
| 01/07/1993 | WO1993000547A1 Gas and/or liquid tubular duct |
| 01/07/1993 | EP0521041A1 Pipeline and passageway lining materials. |
| 01/07/1993 | EP0426789B1 Extensible hose for damping pressure pulses |
| 01/05/1993 | US5176215 Composite drain plug |
| 01/05/1993 | US5176178 Accumulator with randomly uniplanar bladder collapse |
| 01/05/1993 | US5176014 Faucet locking apparatus |
| 01/02/1993 | CA2070688A1 Gutter backflush apparatus |
| 12/30/1992 | EP0520852A1 3-Way butterfly valve for a pig pipeline |
| 12/30/1992 | EP0520234A1 Tank and tank connector construction therefore |
| 12/30/1992 | EP0520030A1 Adjustable pressure variable response fluid brake system regulators |
| 12/30/1992 | EP0519980A1 Improvements relating to the manufacture of tubular materials (tube without overlap) |
| 12/30/1992 | EP0519917A1 Improvements relating to the lining of pipelines or passageways |
| 12/30/1992 | CN1067403A Method and apparatus for installing pipe liner |
| 12/29/1992 | US5174547 Butterfly valve for limiting sudden variations in gas flow along a duct |
| 12/29/1992 | CA1311912C Method for the repair of the inside of installed conduits |
| 12/23/1992 | EP0519888A1 Sound damper for hydrosanitary plants |
| 12/23/1992 | EP0519722A1 Pipe closure device |
| 12/23/1992 | EP0519582A2 Gas-tight pipe coupling |
| 12/23/1992 | EP0519134A1 Automatic inner pipeline surface washing apparatus |
| 12/23/1992 | EP0518978A1 Apparatus for inspecting the interior of a lateral pipeline |
| 12/23/1992 | EP0417184B1 Pipe for relining underground pipelines |
| 12/22/1992 | US5173009 Apparatus for replacing buried pipe |
| 12/22/1992 | US5172877 Pipe fixing structure using clamp member |
| 12/22/1992 | US5172729 Expansion hose for the reduction of pressure pulsations |
| 12/22/1992 | US5172639 Cornering pipe traveler |
| 12/22/1992 | CA2071695A1 Gas-tight pipe connection |
| 12/16/1992 | EP0518521A2 A liner assembly for lining branch pipes and a method for manufacturing the liner assembly |