| Patents for F16L 55 - Devices or appurtenances for use in, or in connection with, pipes or pipe systems (25,887) |
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| 02/05/2004 | DE10232336A1 Water pipe for solar heater has smaller tube with three symmetrically-positioned spacer ribs mounted inside it, compensating for temperature-dependant fluctuations in volume of pipe |
| 02/05/2004 | DE10212845B4 Vorrichtung zum Unterteilen von Rohrleitungen Apparatus for dividing piping |
| 02/05/2004 | DE10205273B4 Verfahren zum Abdichten von Leckagen beim Lecktesten A method for sealing leaks in the leak testing |
| 02/04/2004 | CN2602244Y Hollow-walled helical noise reduction tube |
| 02/04/2004 | CN1473227A Installation carriage |
| 02/04/2004 | CN1472462A Prevention of accumulatnig materials unwanted |
| 02/04/2004 | CN1472034A Metal component surface rapid microporous effusion method |
| 02/03/2004 | US6686950 Device for inspecting ventilation or air-conditioning conduits, or other types of conduits |
| 02/03/2004 | US6685380 Threaded closure with chain binder |
| 02/03/2004 | US6685162 Control valve having moveable inlet and outlet |
| 02/03/2004 | US6684908 Self-locking, high pressure service stopper |
| 01/29/2004 | US20040017105 Hydraulic circuit |
| 01/29/2004 | US20040016467 Placing the repair material in intimate contact with mold such that mold surface supports repair material; introducing resin-additive mixture into repair material; allowing mixture to permeate the repair material; removing the repair material |
| 01/29/2004 | US20040016466 In-line flow through diaphragm tank |
| 01/29/2004 | US20040016464 Fluid coupler automatically uncouplable in an emergency |
| 01/29/2004 | US20040016463 Isolation valve assembly |
| 01/29/2004 | DE10231488A1 Brandabschottelement für eine Durchführung eines Kunststoffrohrs durch eine Decke oder Wand Brandabschottelement for carrying out a plastic tube through a ceiling or wall |
| 01/29/2004 | DE10231034A1 Rohrverbindungselement Pipe connecting element |
| 01/29/2004 | CA2436277A1 Check valve with hanger |
| 01/28/2004 | EP1384938A1 Method of repairing flow passage |
| 01/28/2004 | EP1384937A1 Block unit for repairing flow passage facilities and method of repairing flow passage facilities |
| 01/28/2004 | EP1384936A1 Sound damper for a flow duct, in particular for use in a turbine inlet casing |
| 01/28/2004 | EP1384935A1 Flexible connecting piece for pipes, made of elastically deformable material |
| 01/28/2004 | EP1384025A1 Device for damping pressure pulses in a hydraulic system |
| 01/28/2004 | CN1470797A Pipe lining construction method |
| 01/27/2004 | US6682668 Installation of cured in place liners with an endless reusable inflation bladder and installation apparatus |
| 01/27/2004 | CA2243278C Storm drainage conduit plug and sealing band therefor |
| 01/24/2004 | CA2435838A1 Method of repairing flow passage |
| 01/24/2004 | CA2435831A1 Block unit for repairing flow passage facilities and method of repairing flow passage facilities |
| 01/22/2004 | WO2004007161A1 Method for the production of textile-reinforced concrete claddings |
| 01/22/2004 | WO2004007108A2 Sound-absorbing hollow body for an air supply |
| 01/22/2004 | US20040013472 Method and device for lining construction in sewer followed by simultaneous filling of back-fill material |
| 01/22/2004 | US20040011726 Filter part for fluid pipes |
| 01/22/2004 | US20040011415 Compression pipe repairing and reinforcing methods |
| 01/22/2004 | US20040010980 Hub seal firestop device |
| 01/22/2004 | DE19538215B4 Einrichtung zum Erneuern von Rohrleitungen Means for renewing pipelines |
| 01/22/2004 | DE10231048A1 Schalldämmender Hohlkörper zur Luftführung Sound-insulating hollow body for air guidance |
| 01/22/2004 | DE10230767A1 Sicherheitssystem für Rohre und Kanäle Security system for pipes and ducts |
| 01/22/2004 | DE10228696A1 Vorrichtung zum Sanieren einer Rohrleitung Apparatus for rehabilitating a pipeline |
| 01/22/2004 | DE10228474A1 Montageelement zur Schallentkopplung, insbesondere bei Hausinstallationen Mounting element for sound insulation, especially in residential installations |
| 01/21/2004 | EP1382859A1 hydraulic circuit |
| 01/20/2004 | US6679966 Liner with a tubular film that is coated with a nonwoven |
| 01/20/2004 | US6679293 Lining an existing pipeline with a flexible resin impregnated cured in place liner by pulling in the liner and inflating an eversion bladder with air and curing the liner with flow-through steam without loss of pressure; trenchless repair |
| 01/20/2004 | US6679129 Pig for detecting an obstruction in a pipeline |
| 01/20/2004 | US6679015 Hub seal firestop device |
| 01/20/2004 | US6678954 Methods to set a hollow device into and to retrieve said hollow device from a flow pipe |
| 01/15/2004 | WO2004005771A1 Closure for a pressure vessel and method |
| 01/15/2004 | US20040007829 Downhole seal assembly and method for use of same |
| 01/15/2004 | DE10227771A1 Vorrichtung zum Ansaugen und Verdichten wenigstens eines Gases in einem Brennstoffzellensystem A device for the intake and compression of at least one gas in a fuel cell system |
| 01/14/2004 | EP1380789A1 Connecting sleeve |
| 01/14/2004 | EP1379805A1 Improved pipeline isolating device |
| 01/14/2004 | EP1125082B1 Tubing for lining pipes and method for producing the same |
| 01/14/2004 | CN2599371Y Scrubbing device for pipeline |
| 01/13/2004 | US6675901 Use of helically wound tubular structure in the downhole environment |
| 01/13/2004 | US6675836 Clamp for stopping gas leaks |
| 01/13/2004 | US6675657 Self-dampening vessel |
| 01/08/2004 | WO2004003422A1 Device for fastening a manoeuvrable plug for plugging of pipes |
| 01/08/2004 | WO2004003421A1 Arrangement at a hydraulic cylinder on a manoeuvrable plug for plugging of pipes |
| 01/08/2004 | WO2004002875A2 Sanitary manifold system and method for hygienically dispensing fluids |
| 01/08/2004 | WO2003093713A3 Duct seepage reduction |
| 01/08/2004 | US20040004081 Closure for a pressure vessel and method |
| 01/08/2004 | US20040003856 Systems and methods for pipeline rehabilitation |
| 01/08/2004 | US20040003855 Sewer plug |
| 01/08/2004 | US20040003854 Accumulator |
| 01/08/2004 | US20040003842 Prevention of unwanted material accumulations |
| 01/08/2004 | US20040003773 Apparatus for producing coating layer onto primary lining |
| 01/08/2004 | DE20317261U1 Safety valve for automatic blocking of gas pipes, comprises a guide bolt enclosed by a guide sleeve which is connected to the holding bridge |
| 01/07/2004 | EP1378694A2 Rupture disc assembly |
| 01/07/2004 | EP1378639A1 Exhaust pipe suspension hanger for a vehicle and a vehicle equipped with such a suspension hanger |
| 01/07/2004 | EP1378399A1 Acoustic isolation for a hollow vehicle body part |
| 01/07/2004 | EP1377770A2 Lining of pipes |
| 01/07/2004 | EP1171736B1 Pipeline mandrel positioning control system |
| 01/07/2004 | EP1073835B1 Damper dry ice charge |
| 01/07/2004 | EP0726846B1 Method for rehabilitating waste water systems |
| 01/07/2004 | CN2597808Y Sleeve with side open |
| 01/07/2004 | CN2597807Y PE pipe leak covering device for use when pipe delivering |
| 01/07/2004 | CN1133838C Construction device for lining face of pipeline |
| 01/07/2004 | CN1133807C Hat tubular pressure damper for damping fluid pressure oscillations in fluid lines |
| 01/06/2004 | US6672337 Serially connected fluid hammer preventer |
| 01/06/2004 | US6672326 Valve unit for controlling the delivery of a combustible gas |
| 01/06/2004 | US6672286 Corrugated fuel rail damper |
| 01/06/2004 | US6672222 Robotic internal gauge with contact at right angles to the oil pipeline |
| 01/06/2004 | CA2300375C Machine and method for preventing flange leakage |
| 01/02/2004 | EP1375956A1 Noise absorbing coupling element |
| 01/02/2004 | EP1375900A2 Cross flown gas line with a sound absorbent effect |
| 01/02/2004 | EP1375012A2 Apparatus for locating a pig |
| 01/02/2004 | EP1373784A2 Pipe fracture safety for a vacuum-insulated filling line |
| 01/02/2004 | EP1373773A1 Vibration-proof clamp |
| 01/02/2004 | EP1373102A1 Multi cell tube and manufacturing method |
| 01/02/2004 | EP1372812A1 Exchanger of wall clearing shuttles |
| 01/02/2004 | EP1194714B1 Method for in situ renovation of a manhole, particularly a sewer manhole, and prefabricated liner therefore |
| 01/01/2004 | US20040001906 Sanitary manifold system and method for hygienically dispensing fluids |
| 12/31/2003 | WO2004001891A2 Device for the intake and compression of at least one gas in a fuel cell system |
| 12/31/2003 | WO2004001276A1 A method for sealing and/or reconditioning of pipes |
| 12/31/2003 | WO2004001275A1 Inversion liner and liner components for conduits |
| 12/31/2003 | WO2004001178A2 Method and apparatus for downhole pipe or casing repair |
| 12/31/2003 | WO2004000475A1 Methods of cleaning, clearing and separation in conduits |
| 12/31/2003 | CN2596167Y Pipeline blocking device with pressure |
| 12/31/2003 | CN1464262A Shockproof rubber for refrigerator |
| 12/31/2003 | CN1133028C Dual-sleeve valve with fluid-controlled pipe cleaning |