| Patents for F16L 55 - Devices or appurtenances for use in, or in connection with, pipes or pipe systems (25,887) |
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| 04/25/2002 | WO2002033298A1 Lined pipeline vent |
| 04/25/2002 | US20020047226 Apparatus for extrusion of polymers and plastic products formed with the apparatus |
| 04/25/2002 | US20020046776 Pipe |
| 04/25/2002 | DE10052047A1 Procedure for partial dismantling of gas connecting pipes entails dismantling shut-off valve inside building, and closing off gas connecting pipe gastight outside building by means of sealing element |
| 04/24/2002 | EP1198683A2 A method of closing a pipe |
| 04/23/2002 | US6375155 Device for closing pipes |
| 04/23/2002 | US6374862 Tubing for lining pipes and method for producing the same |
| 04/18/2002 | WO2002031398A1 Device for expanding a pipeline |
| 04/18/2002 | US20020044837 Multi-purpose rehabilitation of conduits |
| 04/18/2002 | US20020043282 Backflow preventer assembly |
| 04/18/2002 | DE10049443A1 Schneidwerkzeug Cutting tool |
| 04/18/2002 | DE10047588A1 Mounting bar for pipelines used in nuclear power plants has eyelets allowing it to be fixed to pipe clamp which are attached to bars connected by packet of alternating force transfer plates and energy-absorbing honeycomb structures |
| 04/17/2002 | EP1197733A2 Pipe connecting device |
| 04/17/2002 | CN2486820Y Pipeline filter |
| 04/17/2002 | CN2486819Y Pressure reduce water saving device |
| 04/17/2002 | CN2486818Y Internal screw noise reducing water drain pipe |
| 04/16/2002 | US6371737 Conveying pumped gases in a vacuum pump or in pipes |
| 04/16/2002 | US6371631 Radiation source for irradiating the inner walls of long hollow cavities |
| 04/16/2002 | US6370810 Fishing rod holder |
| 04/16/2002 | CA2245479C Apparatus and method for extracting and replacing buried pipe |
| 04/11/2002 | WO2002029306A1 A device for lowering and positioning objects requiring alignment |
| 04/11/2002 | WO2002029305A1 Communications conduit installation method and conduit-containing product suitable for use therein |
| 04/11/2002 | WO2002029304A1 Cutting tool for cutting open or bursting pipes |
| 04/11/2002 | WO2002029303A1 An isolation valve assembly |
| 04/11/2002 | WO2002029208A1 Method and system for increasing tubing resistance to pressure |
| 04/11/2002 | WO2002029207A1 Method and system for tubing a borehole in single diameter |
| 04/11/2002 | WO2001086182A3 Multi-purpose rehabilitation of conduits |
| 04/11/2002 | US20020041690 Active noise controller and controlling method |
| 04/11/2002 | DE10048019A1 Canal restoration material based on curable synthetic resin, especially epoxide or polyester resin, e.g. for sealing canal walls near junction between branch and main canals, contains material with good thermal conductivity |
| 04/11/2002 | CA2430243A1 Method and system for increasing tubing resistance to pressure |
| 04/11/2002 | CA2430240A1 Method and system for tubing a borehole in single diameter |
| 04/10/2002 | EP1194714A1 Method for in situ renovation of a manhole, particularly a sewer manhole, and prefabricated liner therefore |
| 04/10/2002 | CN2485507Y Apparatus for welding under pressure |
| 04/09/2002 | US6368025 Manhole liner including felt impregnated vinyl |
| 04/09/2002 | CA2220962C Method of installing pipes |
| 04/04/2002 | WO2001098623B1 Radial expansion of tubular members |
| 04/04/2002 | DE10049101C1 Mobile sealant hardening device, for drainage water conduit, has electrical network stage and magnetron mounted on wheeled chassis fed through conduit |
| 04/04/2002 | DE10045242A1 Plastering aid for plastering in connection for gas or water meter has bayonet fitting allowing it to be attached to temporary cover over connection, so plastering aid and connection can be removed by unscrewing when plastering is complete |
| 04/03/2002 | EP1193378A2 Self draining orifice for pneumatic lines |
| 04/03/2002 | EP1192384A1 Method and apparatus for inserting and propelling a coating device into and through live gas pipeline |
| 04/03/2002 | EP1192382A1 Dust cover |
| 04/02/2002 | US6364991 Method and apparatus for curing the lining of a pipe |
| 04/02/2002 | US6364055 Acoustically non-resonant pipe |
| 04/02/2002 | US6364036 Automatic rod assembly |
| 04/02/2002 | US6363973 Device for closing a pipe at its end side |
| 03/28/2002 | WO2002025164A1 Energy attenuation apparatus for a system conveying liquid under pressure and method of attenuating energy |
| 03/28/2002 | WO2002025163A1 Pipe structure of branch pipe line |
| 03/28/2002 | WO2002025156A2 Lining ducts |
| 03/28/2002 | WO2002025057A1 Apparatus comprising bistable structures for use in oil and gas wells |
| 03/28/2002 | DE10141368A1 Device for controlling horizontal position of pipe robot consists of position sensor and drive elements controllable in dependence upon it |
| 03/28/2002 | CA2422800A1 Apparatus comprising bistable structures for use in oil and gas wells |
| 03/27/2002 | CN1341533A Automatic leakage-stopping device of ship pressure container and simple leakage-stopping device |
| 03/26/2002 | US6360780 Liner for reinforcing a pipe and method of making the same |
| 03/26/2002 | US6360779 Closure device for a pipe/wall aperture |
| 03/26/2002 | US6360778 Modulator body and fluid accumulator for use in vehicle brake system |
| 03/26/2002 | US6360777 High pressure hose particularly suitable for automotive fuel delivery system |
| 03/21/2002 | WO2002022974A1 Installation carriage |
| 03/21/2002 | WO2002022347A1 Method for producing a composite tube |
| 03/21/2002 | US20020033554 Method and apparatus for lining a conduit |
| 03/20/2002 | EP1188982A2 Protective and noise damping enclosure for pipes |
| 03/20/2002 | EP1188981A2 Pressure-pulsation-damping fluid supply conduit |
| 03/20/2002 | EP1188935A2 Flow conditioner for wet gas |
| 03/20/2002 | EP1188016A1 Sealing tip for tubular conduit |
| 03/20/2002 | EP1115996A4 Method and apparatus for winding a helical pipe from its inside |
| 03/20/2002 | EP1046007B1 Thermoweldable clip for conduits |
| 03/20/2002 | EP0986499A4 Trenchless replacement of underground piping |
| 03/20/2002 | CN1081309C Fast leaking-stopping method for pipeline with pressure |
| 03/19/2002 | US6357967 Apparatus for bursting and replacing pipe |
| 03/19/2002 | US6357702 Pipe guide apparatus and system for preventing non-axial pipe movement |
| 03/19/2002 | US6357482 Surge suppression apparatus |
| 03/19/2002 | US6357471 Valve insertion method and cutting tool |
| 03/19/2002 | US6357384 Pig detector |
| 03/15/2002 | CA2356013A1 Flow conditioner for wet gas |
| 03/14/2002 | WO2002021037A1 Method and apparatus for inserting rodlike tools into pipelines |
| 03/14/2002 | WO2002021036A1 Inflatable seal |
| 03/14/2002 | WO2002020341A2 Method of reinforcing an existing metal structure, method of reinforcing pipes and method of addition of spur lines to pipelines |
| 03/14/2002 | US20020030325 Ribbed sealing element and method of use |
| 03/14/2002 | DE10044551A1 Sealant for plant and systems holding water, e.g. underground drains and sewers, contains sodium chloride as additive to liquid water glass containing suspended cellulose fibers |
| 03/14/2002 | DE10044550A1 Sealant for subsequent sealing of gas pipe installation, especially screw connection in gas pipe in domestic installation, based on organic polymer, water and normally liquid polyhydric alcohol, contains sodium chloride |
| 03/14/2002 | DE10043673A1 Unit for internal two-component coating of small-diameter pipelines has tapering centrifugal head with supply lines directed towards its leading edge |
| 03/14/2002 | DE10042489A1 System for sealing junction between domestic and communal drain comprises molding surface and molding shield, gap between shield and drains being sealed and injection nozzles allowing sealing material to be injected into gap |
| 03/13/2002 | EP1186825A2 Device for fastening noise damping fittings |
| 03/13/2002 | EP1185797A1 Hydraulic accumulator, especially a hydraulic damper |
| 03/12/2002 | US6354637 Adapter for connector and valves |
| 03/12/2002 | US6354330 Lining of pipelines with a flexible lining including a heat curable resin by curling in stages |
| 03/12/2002 | US6354123 Pipeline mandrel positioning control system |
| 03/07/2002 | WO2002018835A2 A member for removably closing a cylindrical opening |
| 03/07/2002 | WO2002018834A2 A liner for reinforcing a pipe and method of making the same |
| 03/07/2002 | DE10046140C1 Verfahren zur Herstellung eines Verbundschlauches A method for producing a composite tube |
| 03/07/2002 | DE10042166A1 Verfahren und Schlauch zum Auskleiden einer Hochdruckrohrleitung Procedures and hose for lining a high-pressure piping |
| 03/07/2002 | CA2420741A1 A member for removably closing a cylindrical opening |
| 03/06/2002 | EP1099075B1 Device for supplying a consumer displaced alongside a compressed air line |
| 03/06/2002 | EP0840869B1 Pipeline vehicle |
| 03/06/2002 | EP0738379B1 Expandable plug and control method |
| 03/06/2002 | CN2480660Y Pipeline purifying sewage discharger |
| 03/06/2002 | CN1338585A Fireproof casing |
| 03/06/2002 | CN1080369C Heat insulating noise reducing duct |
| 02/28/2002 | WO2002016908A1 Method and apparatus for monitoring conditions in pipelines |
| 02/28/2002 | WO2001090623A3 Method and apparatus for the maintenance of pipelines |
| 02/28/2002 | US20020025225 Self-flushing pipe |