| Patents for F16L 55 - Devices or appurtenances for use in, or in connection with, pipes or pipe systems (25,887) |
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| 07/30/2009 | WO2009093915A1 Internal conduit vehicle and method for performing operations in a pipeline |
| 07/30/2009 | WO2009093083A2 Duct assessment and leak sealing method for ducts transporting gas |
| 07/30/2009 | WO2009052133A3 Device and method for repairing pipe |
| 07/30/2009 | US20090188577 Plumbing test cap with pivotal latch |
| 07/30/2009 | US20090188569 Method and apparatus for patching a well by hydroforming a tubular metal patch, and a patch for this purpose |
| 07/30/2009 | US20090188059 Pig with an Improved Seal Effect |
| 07/30/2009 | DE102009004706A1 Schwingungsdämpfer Vibration |
| 07/30/2009 | DE102009004705A1 Vibration damper for damping hydraulic vibration of hydraulic oil in pressure line between master cylinder and central tubular slave cylinder of hydraulic clutch actuating arrangement of motor vehicle, has branch lines connected with box |
| 07/30/2009 | DE102008013963B3 Verfahren und Vorrichtung zur Behandlung von in Rohrleitungen geführten Fluiden Method and apparatus for treating fluids guided in pipelines |
| 07/30/2009 | DE102008005987A1 Tube, particularly hydraulic tube for motor vehicles or hydraulic pumps, comprises tube mantle, which is lined radially inside with porous material in sections for sound absorption or for sound proofing |
| 07/30/2009 | DE102008005925A1 Controlled check valve, particularly check valve for pipeline, has auxiliary valve, which is arranged under check valve in open position of check valve and auxiliary valve is dimensioned |
| 07/30/2009 | CA2712869A1 Duct assessment and leak sealing method for ducts transporting gas |
| 07/30/2009 | CA2712222A1 Derivatives of aminoalkanols, method of obtaining of aminoalkanols and their use |
| 07/30/2009 | CA2711953A1 Internal conduit vehicle and method for performing operations in a pipeline |
| 07/29/2009 | EP2082816A1 Improvements in or relating to pipeline pigs |
| 07/29/2009 | EP2082159A2 Serpentine robotic crawler |
| 07/29/2009 | EP1756465B1 A hydraulic restrictor |
| 07/29/2009 | CN201281200Y Packing pipe reinforcing structure for gas pipeline |
| 07/29/2009 | CN201281199Y Rapid plugging device for water pipe |
| 07/29/2009 | CN101493174A Cable conduit traction robot based on video monitor |
| 07/29/2009 | CN101493173A Vibration damper |
| 07/29/2009 | CN101493172A Vibration damper |
| 07/29/2009 | CN101493171A Pipe fitting insert |
| 07/29/2009 | CN100520146C Cured in place liner with everted outer impermeable layer and method of manufacture the same |
| 07/28/2009 | US7566076 Conduit fitting for conduits |
| 07/28/2009 | US7565730 Method of connecting a tubing component to a pipe of an air-conditioning system |
| 07/23/2009 | US20090185865 Soft excavation potholing method and apparatus |
| 07/23/2009 | US20090184513 Pipe fitting assembly and a method therefor |
| 07/23/2009 | US20090183794 Lateral pipe lining material and lateral pipe lining method |
| 07/23/2009 | DE102008005446A1 Device for lowering airborne sound of flow noises of air and gas-prominent pipes, has air and gas-prominent pipe and laterally added volumes, where laterally added volumes are divided into volume chambers |
| 07/23/2009 | DE102006022641B4 Vorrichtung zum Verschließen eines Leitungssystems Device for closing a piping system |
| 07/23/2009 | CA2710323A1 Tee flow splitter |
| 07/22/2009 | EP2080946A1 Plastic pipe for renovating of sewage conduits |
| 07/22/2009 | EP2080567A2 Stop device for a cleaning element in a pipe for the distribution of concrete |
| 07/22/2009 | EP2079935A1 Sealing plug with closed end |
| 07/22/2009 | EP1751627A4 Remote tapping method and system for internally tapping a conduit |
| 07/22/2009 | CN201277413Y Engineering reciprocating wire leading pipe |
| 07/22/2009 | CN201277412Y Leakage stopper for pressure pipe |
| 07/22/2009 | CN201277411Y Prepreg mending layer structure of defect-contained pipe |
| 07/22/2009 | CN100516621C Method of repairing a leak in a flange of a gas pipe |
| 07/21/2009 | US7562906 Coupling with latch mechanism |
| 07/21/2009 | US7562678 Pipeline pressure stabilizer |
| 07/21/2009 | CA2452413C Apparatus and method for lining in situ pipe |
| 07/21/2009 | CA2365756C External pipe leak repair arrangement |
| 07/16/2009 | WO2009087342A1 Pipeline inspection apparatus and method using two different ultrasound wavemodes |
| 07/16/2009 | WO2009087141A1 Closure device for tightly closing a filling and emptying system of railway tank cars or transportation tanks |
| 07/16/2009 | WO2009087068A2 Method of expanding a tubular element in a wellbore |
| 07/16/2009 | US20090179421 Apparatus for coupling components of a fuel delivery system |
| 07/16/2009 | DE10228619B4 Abgasrohr für die Abgasanlage eines Kraftfahrzeugs Exhaust pipe for the exhaust system of a motor vehicle |
| 07/16/2009 | DE102008063751A1 Hydraulic damping device for hydraulic system of motor vehicle, has damping diaphragm fastened to damping housing using cover, which is arranged on side of damping diaphragm turned away from hydraulic medium pressure chamber |
| 07/16/2009 | DE102008004466A1 Verfahren und Vorrichtung für Rohreinfrierungen Method and apparatus for Rohreinfrierungen |
| 07/16/2009 | DE102008004016A1 Pipe conduit element for pipe conduit, particularly corrugated pipe, has receiving chamber and functional element inserted in receiving chamber, where receiving chamber has inner diameter larger than inner diameter of pipe conduit element |
| 07/16/2009 | CA2711894A1 Pipeline inspection apparatus and method using two different ultrasound wavemodes |
| 07/15/2009 | CN201273429Y Liquefied chlorine connection pipe |
| 07/15/2009 | CN201273428Y Drainage apparatus of self-actuated regulator |
| 07/15/2009 | CN100513855C Rehabilitating pipe and method for laying a rehabilitating pipe |
| 07/14/2009 | US7559722 Method and apparatus for pipe reforming and clearing |
| 07/11/2009 | CA2650104A1 Pipeline tool |
| 07/09/2009 | WO2009083558A2 System and method for the measurement and prevention of icing in a conduit |
| 07/09/2009 | WO2009082811A1 Apparatus and method for forming and testing lengths of pipe |
| 07/09/2009 | WO2009053096A3 Corrugated hose |
| 07/09/2009 | US20090175689 Replacement of underground pipes |
| 07/09/2009 | US20090173405 Sanitary component, namely jet regulator or jet former for flowing, fluid media, method of producing such a sanitary component and use of a sanitary component |
| 07/09/2009 | US20090173134 Clamp and repair tool |
| 07/09/2009 | US20090172944 Self-tightening cover for pump |
| 07/09/2009 | DE202009006040U1 Anschlussarmatur End fittings |
| 07/09/2009 | DE102008061076A1 Hydraulic system for e.g. reducing undesired noise development during kicking of clutch pedal of motor vehicle, has damper integrated in inside of hydraulic pressure line and includes porous damping, filter and/or absorber material |
| 07/09/2009 | DE102008061070A1 Hydraulic system for motor vehicle, has damping device with damping volumes that are arranged in row in type of Helmholtz-resonators over row connection channel, where volumes are connected to pressure line over joint connection channel |
| 07/09/2009 | DE102008060584A1 Hydraulic system for motor vehicle, has damper with damping volume associated in helmholtz-resonator over connection channel in hydraulic pressure pipe, and compressed vibration compensator arranged in damping volume |
| 07/09/2009 | DE102008007961B3 Plug-in connector for connecting charge air pipelines to turbocharger, has plug and support connected such that plug and support forming absorber with chamber for sound absorption according to quarter-lambda principle in connected condition |
| 07/09/2009 | DE10196736B4 PIG mit veränderlicher Geschwindigkeit für Rohrleitungsanwendungen PIG variable speed for piping applications |
| 07/09/2009 | CA2710649A1 Apparatus and method for forming and testing lengths of pipe |
| 07/08/2009 | EP2076931A1 Duct optimization to prevent freezing |
| 07/08/2009 | CN101479519A A pig launcher or receiver device |
| 07/08/2009 | CN101476661A Moveable chair, pipe assembly and exhaust gas treatment device |
| 07/07/2009 | US7556064 Apparatus and method for controlling the filling and emptying of a fluid container |
| 07/07/2009 | US7556055 Prevention of unwanted material accumulations |
| 07/07/2009 | US7555936 Hydraulic hose with integral life-sensing capability and method therefor |
| 07/03/2009 | CA2648414A1 Continuous gas service restoration and meter change-out system |
| 07/02/2009 | US20090171507 Gasket type orifice and pressure type flow rate control apparatus for which the orifice is employed |
| 07/02/2009 | US20090167015 Pipe Joint Cover Structure and Pipe Connection Method |
| 07/02/2009 | US20090165879 Fluid Flow Labyrinth |
| 07/02/2009 | US20090165451 Hydraulic fluid accumulator with integrated high-pressure and low-pressure chamber |
| 07/02/2009 | DE102007062505A1 Einrichtung zum Absperren einer unter erhöhtem Druck stehenden fluidführenden Rohrleitung Means for shutting off a standing under increased pressure fluid-carrying conduit |
| 07/01/2009 | EP2075076A1 Cleaning pig made of foam rubber for cleaning pipes |
| 07/01/2009 | EP1941204A4 Pipe testing tool with magnetic clamps |
| 07/01/2009 | CN101469801A On-line repair method for bellows |
| 06/30/2009 | US7552766 Ribbed sealing element and method of use |
| 06/30/2009 | CA2515275C Pressurized fluid line servicing tool |
| 06/25/2009 | WO2009058021A3 Packer with ribs |
| 06/25/2009 | WO2009043486A3 Apparatus and method for rehabilitating and/or inspecting pipelines |
| 06/25/2009 | US20090160181 Device comprising an outflow bend and a pipe clamp and mounting structure comprising such a device |
| 06/25/2009 | US20090160179 Coupling release mechanism for irrigation system |
| 06/25/2009 | US20090160178 Centering system for coupling for irrigation system |
| 06/25/2009 | DE202009003634U1 Verschluß für ein Dichtrohr Closure for sealing a pipe |
| 06/25/2009 | DE102008062301A1 Inclined seat-standard backflow preventer for use in e.g. central water supply plant, has guide pin extending from valve seat in valve opening direction and entering into receiving guide or guide sleeve, which is component of valve cover |
| 06/25/2009 | DE102007062827A1 Schalldämpfender Fluidkanal mit einem Strömungsleitelement Sound attenuating fluid passage with a flow guide |
| 06/24/2009 | EP2072880A2 Method and device for drawing pipes into existing old pipes |
| 06/24/2009 | EP2072874A1 Pipe clamp |
| 06/24/2009 | EP2072872A1 Mounting bracket |