| Patents for F16L 55 - Devices or appurtenances for use in, or in connection with, pipes or pipe systems (25,887) |
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| 09/13/1994 | US5346339 Vinylphosphonic acid-modified hydroxyalkyl cellulose |
| 09/13/1994 | US5345972 Method for repairing local damage to pipelines by applying cladding with an interposed protective sheath |
| 09/13/1994 | US5345971 Method of replacing branch mains |
| 09/08/1994 | DE4316584C1 Fitting for blocking off supply lines connected to house service connections and pressurised with gases, and device for controlling the fitting |
| 09/08/1994 | DE4306618A1 Process and apparatus for renewing a buried pipeline consisting of an asbestos-containing material |
| 09/07/1994 | EP0613805A1 Recreational vehicle direct sewage system |
| 09/07/1994 | EP0528994B1 Inflatable bladder for control of fluid flow |
| 09/07/1994 | EP0489891B1 Process for sealing and renovating the inside of systems of laid ducts |
| 09/06/1994 | CA2009235C Plug retainer |
| 09/02/1994 | CA2090630A1 Ejector pull away system and apparatus |
| 09/01/1994 | DE4332840A1 Multi-part fastening device for attaching sensors |
| 09/01/1994 | DE4305445A1 Apparatus and process for the dust-free fracturing and disposal of asbestos-cement pipes or pipes consisting of a similar, brittle material |
| 08/31/1994 | EP0461140B1 Improvements relating to the lining of pipelines or passageways |
| 08/30/1994 | US5341848 Flow conditioner |
| 08/30/1994 | US5341833 Tire valve cap |
| 08/30/1994 | US5341654 Suction gas conduit |
| 08/24/1994 | EP0611914A1 Flexible duct to be installed underground behind a mobile boring machine |
| 08/24/1994 | EP0611910A1 Pipe coupling |
| 08/24/1994 | CN2175403Y Shuttle like device for protection of blasting in pipe line |
| 08/24/1994 | CN2175346Y Plate type sealing plug for pipe |
| 08/23/1994 | US5340524 Variable angular insertion method for lining tubular members |
| 08/23/1994 | US5340160 Thermoplastic saddle in two parts for repairing or renovating a pipe line with branch pipe and repaired or renovated pipe with a saddle |
| 08/23/1994 | CA1331555C Control valve |
| 08/23/1994 | CA1331540C Method of sealing a discontinuity within a gas main |
| 08/18/1994 | WO1994018574A1 System and method for testing electrical generators |
| 08/18/1994 | WO1994018488A1 Pulsation damper device |
| 08/18/1994 | WO1994018484A1 Support fixture for a pipe, in particular for an electrical conduit |
| 08/18/1994 | WO1994018481A1 A valve for installation on a pressurized fluid flow line |
| 08/18/1994 | DE4304248A1 Hydraulic operating device for a clutch |
| 08/18/1994 | CA2158135A1 A valve for installation on a pressurized fluid flow line |
| 08/17/1994 | EP0610620A1 A method for lining a branch pipe |
| 08/17/1994 | EP0610437A1 Improvements relating to the lining of pipelines and passageways |
| 08/17/1994 | EP0610366A1 Gravel-packed pipeline and method and apparatus for installation thereof |
| 08/17/1994 | EP0610279A1 Article and method for bonding to an elongate object |
| 08/17/1994 | CN2174616Y Leak-stopping clamp for joint of gas pipe line |
| 08/16/1994 | US5337791 Dynamic surge suppressor for fluid flow lines |
| 08/16/1994 | US5337776 Depressurizing, ventilation by inserting a disc which part of surface is washed by passing solutions |
| 08/11/1994 | DE4315417C1 Means for shutting off a pipeline |
| 08/10/1994 | EP0609235A1 Interception and recovery device for centralized vacuum cleaning systems |
| 08/10/1994 | EP0528888B1 Method for dampening vibrations in hydraulic systems |
| 08/10/1994 | CN2173893Y Large diameter pipeline stopple plugging device |
| 08/09/1994 | US5335686 Steam trap |
| 08/09/1994 | CA2055331C Accumulator with a valve connected float |
| 08/03/1994 | EP0608416A1 Piping system free of stagnation of fluid |
| 08/03/1994 | CN2173346Y 齿轮式快开盲板 Gear type Quick Opening Closure |
| 08/03/1994 | CN2173345Y Multi-function double-piston automatic protector for water carriage pipe line |
| 08/03/1994 | CA2114567A1 Apparatus for containing oil and waste spills at a loading and unloading line connection |
| 08/02/1994 | US5334429 Lining material for pipe lines and a process for providing pipe lines therewith |
| 08/02/1994 | US5334092 Duct sealing apparatus and ducting system |
| 08/02/1994 | US5333837 Valve plug |
| 08/02/1994 | US5333649 Plug for blocking a branched pipe opening |
| 08/02/1994 | US5333490 Secondary containment system using flexible piping |
| 08/02/1994 | CA1331171C Suction device |
| 07/27/1994 | EP0607631A1 Sound damping device for pipes |
| 07/27/1994 | EP0607611A1 Intrapipe work robot apparatus and method of measuring position of intrapipe work robot |
| 07/27/1994 | EP0607241A1 Improvements relating to the placement of pipes in the ground |
| 07/26/1994 | US5332872 Noise reduction unit for gas compressors |
| 07/26/1994 | US5331841 Method and apparatus for repairing vessel ports |
| 07/21/1994 | WO1994016260A1 Support for elastically securing elongated items, especially pipes |
| 07/21/1994 | WO1994016259A1 Flow control device |
| 07/21/1994 | DE4323182C1 Remote controlled pipeline inspection vehicle for locating pipeline branches |
| 07/21/1994 | CA2153238A1 Flow control device |
| 07/20/1994 | EP0607052A2 Method and apparatus of effecting a repair to a metal tube |
| 07/20/1994 | EP0606232A1 Improvements relating to the lining of pipelines and passageways. |
| 07/20/1994 | CN1089710A Improvements relating to the lining of pipelines and passageways |
| 07/19/1994 | US5330329 Suction conduit assembly mounting |
| 07/19/1994 | US5329971 Closet flange test plug |
| 07/19/1994 | US5329646 Drain flusher device |
| 07/13/1994 | EP0605778A1 Device for exchanging aggregates placed in a pipeline |
| 07/13/1994 | EP0475949B1 Connecting element |
| 07/13/1994 | CN2171763Y Sealed plug for pipe hole |
| 07/12/1994 | US5329063 Liner assembly for lining branch pipes and a method for manufacturing the liner assembly |
| 07/12/1994 | US5327942 Sealing plug for apertures |
| 07/12/1994 | US5327924 Abandonment of a branch main |
| 07/12/1994 | US5327923 Valve for installation on a pressurized fluid flow line |
| 07/07/1994 | WO1994015138A1 Device for securing pipes against fracture |
| 07/07/1994 | DE4300117A1 Noise damper for gas supply line or channel |
| 07/06/1994 | EP0605364A1 Method, especially for the repair of a lateral and a device for carrying out this method |
| 07/06/1994 | EP0605272A1 Safety device for pipes with a liquid circulation, especially for drain pipes of washing machines |
| 07/06/1994 | EP0605085A1 Method and apparatus for repairing the pipe inner surface by resin coating |
| 07/06/1994 | EP0604530A1 Method and device for conveying a liquid and another free-flowing medium through the same pipe line |
| 07/05/1994 | CA1330555C Damping arrangement for damping the oscillations of valves controlled by pressure fluid |
| 07/02/1994 | CA2112617A1 Method, in particular to repair a house junction pipe, and a device for carrying out the method |
| 06/30/1994 | DE4243714A1 Pipe closure with hollow sealing sleeve filled with pressurised medium |
| 06/29/1994 | EP0604264A1 Flange to be used with liners for renovating pipelines and device and method therefor |
| 06/29/1994 | EP0441887B1 Method of processing orifices |
| 06/29/1994 | CA2112271A1 Intrapipe work robot apparatus and method of measuring position of intrapipe work robot |
| 06/28/1994 | US5325406 Quick installation non-bolted nozzle dam system |
| 06/28/1994 | US5323820 Fuel spillage control apparatus |
| 06/28/1994 | US5323773 Throttle valve of diving respirator |
| 06/23/1994 | WO1994013998A1 Improvements relating to the lining of pipelines and passageways |
| 06/23/1994 | WO1994013997A1 Waterborne-sound absorber for use in pipes |
| 06/23/1994 | WO1994013166A1 Integral polymeric clamp |
| 06/23/1994 | WO1994007754A3 Closing device for a tank or a housing |
| 06/23/1994 | DE4243642A1 Pipe line clearing pig |
| 06/23/1994 | DE4243379A1 Fixing for pipes having insulation cover |
| 06/23/1994 | CA2150111A1 Improvements relating to the lining of pipelines and passageways |
| 06/22/1994 | EP0602959A1 Bidirectional pipeline pig signaling device |
| 06/22/1994 | EP0416051B1 Antilock hydraulic braking system |
| 06/21/1994 | US5322653 Method of repairing buried sewage pipes |