| Patents for F16L 55 - Devices or appurtenances for use in, or in connection with, pipes or pipe systems (25,887) | 
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| 12/23/2004 | WO2004111520A1 Noise attenuation apparatus mounted on the liquid conducting conduits and method for using the same | 
| 12/23/2004 | WO2004111514A2 Flexible tubular duct for the transport of fluid and particularly gaseous hydrocarbons with an anti-turbulence carcass and internal lining | 
| 12/23/2004 | WO2004094890A3 Method of coating the inner wall of a pipe with a latex film | 
| 12/23/2004 | US20040258837 Applying a two part mixture containing a polyisocyanate as first part and a oligomeric or polymeric polyetheramine as second part as a coating to the surface to form, at high cure rate, a monolithic, flexible lining which exhibits high strength and a high level of adhesion to the pipe wall | 
| 12/23/2004 | US20040258479 Installation assemblies for pipeline liners, pipeline liners and methods for installing the same | 
| 12/23/2004 | CA2528984A1 Automatic combustion air port cleaner with air/oil indexing mechanism | 
| 12/22/2004 | EP1489346A1 Internal conduit sealing installation | 
| 12/22/2004 | EP1488975A1 Damping device for a hydraulic unit | 
| 12/22/2004 | EP1488860A2 Pipe renovating method | 
| 12/22/2004 | EP1488161A1 Apparatus for transporting equipment along a conduit | 
| 12/22/2004 | EP1488160A1 Sealing methods | 
| 12/22/2004 | EP1488159A1 Energy attenuation restrictor device and manufacturing method | 
| 12/22/2004 | CN2665498Y Bilateral control vertical pipe vibrating device | 
| 12/21/2004 | US6832873 Installation vehicle | 
| 12/21/2004 | US6832624 Plumbing tool and method for repairing a pipe therewith | 
| 12/16/2004 | WO2003021073A3 Method and apparatus for replacement of underground pipe | 
| 12/16/2004 | US20040252189 Device for exploration of pipes with centred head | 
| 12/16/2004 | US20040250867 Pneumatic pipe plug for pipelines, especially gas pipelines | 
| 12/16/2004 | US20040250865 Tuning cable | 
| 12/16/2004 | DE10323626A1 Tool for extracting and destroying brittle underground pipe has a pulling element to remove the pipe by preset amounts and with two servo grips to hold and crush the exposed sections | 
| 12/16/2004 | DE10039059C5 Verfahren zum Sanieren von Rohren durch Einziehen eines querschnittsreduzierten thermoplastischen Kunststoffrohres A method for rehabilitating pipes by drawing in a reduced cross-section of thermoplastic plastic tube | 
| 12/15/2004 | EP1486755A2 Conduit inspection apparatus and method | 
| 12/15/2004 | EP1486718A1 Pneumatic pipe plug for pipelines, especially gas pipelines | 
| 12/15/2004 | EP1486717A1 Tuning cable | 
| 12/15/2004 | EP1485646A1 Flow restrictor | 
| 12/15/2004 | EP1166008B1 Method and apparatus for sealing building ductwork during chemical or biological attack | 
| 12/15/2004 | EP1159560B1 Auxiliary device for repairing a pipeline | 
| 12/15/2004 | EP1017951B1 Keyed cap for gas outlet valve | 
| 12/15/2004 | CN1180193C Double-layered pipe union with soft inner layer | 
| 12/14/2004 | US6832164 Sewerage pipe inspection vehicle having a gas sensor | 
| 12/14/2004 | US6830268 Pipe repair clamp | 
| 12/14/2004 | US6830070 Fluid coupler automatically uncouplable in an emergency | 
| 12/14/2004 | US6830069 Isolation valve assembly | 
| 12/13/2004 | CA2470736A1 Tuning cable | 
| 12/09/2004 | WO2004106801A1 Lining material for pipelines | 
| 12/09/2004 | WO2004106752A1 Foil flow restrictor and apparatus and process for fabricating the same | 
| 12/09/2004 | US20040247810 Reinforcing liner, system and method of reinforcing a structure, and reinforced structure thereby | 
| 12/09/2004 | US20040247451 Method and apparatus for enhancing fluid velocities in pipelines | 
| 12/09/2004 | US20040245775 Pipe joint | 
| 12/09/2004 | US20040244853 Fluid flow controller | 
| 12/09/2004 | US20040244846 Arrangement for connecting and disconnecting two pipe sections of a fluid transfer system | 
| 12/09/2004 | US20040244511 Device for determining at least one parameter of a medium flowing in a conduit | 
| 12/09/2004 | DE20311848U1 Schlauchbruchventil Hose rupture valve | 
| 12/09/2004 | DE10311810B3 Damping device for damping upper and/or lower hammers in lines of hydraulic control units for working cylinders comprises a cylinder connected to a line and a piston sliding in the cylinder | 
| 12/08/2004 | EP1483527A1 Segment of a sensor-supporting element for a scraper-type device | 
| 12/08/2004 | EP1353863A4 Sealing system for ports of vessels used for corrosive fluids | 
| 12/07/2004 | US6827526 Method and device for lining a sewer pipe | 
| 12/07/2004 | US6827107 Method for manufacturing a throttle | 
| 12/07/2004 | CA2168756C A method and apparatus of producing a tubular lining hose | 
| 12/02/2004 | WO2004104470A1 Hydraulic machine for removing illegal taps from multi-purpose pipelines | 
| 12/02/2004 | WO2004104469A1 A lining device for renovating the branch lines of pipelines by way of eversion | 
| 12/02/2004 | US20040243068 Apparatus for applying multi-component liquid liner compositions to the inner surfaces of conduits and methods of applying same | 
| 12/02/2004 | US20040238800 Apparatus for applying multi-component liquid liner compositions to the inner surfaces of conduits and methods of applying same | 
| 12/02/2004 | US20040238437 Plastic molded center tube assembly | 
| 12/02/2004 | US20040238055 Apparatus for fluid transportation | 
| 12/02/2004 | US20040237277 Tee connection to a pipeline | 
| 12/02/2004 | DE19745642C5 Verfahren zur Sanierung von zur Wasserführung bestimmten inkrustierten Rohrleitungen durch Reinigung und Beschichtung Method for restoring certain the water guide encrusted piping by cleaning and coating | 
| 12/02/2004 | DE10322124A1 Vorrichtung zur Bestimmung wenigstens eines Parameters eines in einer Leitung strömenden Mediums Apparatus for determining at least one parameter of a medium flowing in a line | 
| 12/02/2004 | DE10321488A1 Verfahren zur Innensanierung von Rohrleitungen Process for the interior renovation of pipelines | 
| 12/01/2004 | EP1482234A1 Pressure-tight closure for the end piece of a hose | 
| 12/01/2004 | EP1481715A1 Center tube for filters | 
| 12/01/2004 | EP1266167B1 A valve device for pigging of pipelines | 
| 12/01/2004 | EP1266107A4 Method and apparatus for lining manholes | 
| 12/01/2004 | CN1551963A Method of reinforcing an existing metal structure, method of reinforcing pipes and method of addition of spur lines to pipelines | 
| 12/01/2004 | CN1551940A Pressure relief device for building drainage system | 
| 11/30/2004 | US6823751 Sphere or pig detection switch assembly | 
| 11/30/2004 | CA2112022C Flange for the internal casing of pipes to be renewed and also a method of and an apparatus for the purpose | 
| 11/28/2004 | CA2737860A1 Inspection apparatus housing electrical cable | 
| 11/25/2004 | WO2004102060A1 Method for the internal repair of pipelines | 
| 11/25/2004 | US20040232628 Device for sealing mains of electric and telephone lines and the like | 
| 11/25/2004 | US20040231789 Tensioned pipe support | 
| 11/25/2004 | US20040231741 Pipe fracture safety for a vacuum-insulated filling line | 
| 11/25/2004 | US20040231740 Method for repairing pipes | 
| 11/25/2004 | US20040231701 Seamless pipeline sphere and method of manufacture | 
| 11/25/2004 | US20040231081 Device by pipeline diversion | 
| 11/25/2004 | DE202004015378U1 Device for shutting-off a gas line comprises a pipeline section and a holding part that are made as a one piece plastic part | 
| 11/25/2004 | DE10319834A1 Cleaning method for pressure-free sewerage, by locking off back pressure of water from sewerage operating opposite the flow of sewage | 
| 11/24/2004 | EP1210545B1 Deployment of equipment into fluid containers and conduits | 
| 11/24/2004 | EP1180225B1 Liner with a tubular film that is coated with a nonwoven | 
| 11/24/2004 | EP1021686B1 An improved sound attenuating device | 
| 11/24/2004 | CN2658535Y Pipeline filter | 
| 11/24/2004 | CN2658534Y Device for noise elimination and fluid flowing through pipe | 
| 11/24/2004 | CN1548835A Shut for equipment shell pipeline outlet and forming method and forming mould thereof, and equipment containing the same shut | 
| 11/23/2004 | US6820653 Pipe inspection and repair system | 
| 11/23/2004 | US6820636 Plumbing tool | 
| 11/23/2004 | CA2078945C Leak proof drain plug construction | 
| 11/18/2004 | WO2004099661A1 Apparatus, systems and methods for plugging a high temperature pipe | 
| 11/18/2004 | WO2004098654A2 Body-space drainage-tube debris removal | 
| 11/18/2004 | US20040228691 Modular pipe breaking assembly and method | 
| 11/18/2004 | US20040226391 Sensor device on a feed pipeline carrying high voltage | 
| 11/18/2004 | DE10320776A1 Vorrichtung zur Kompensation von viskosen Eigenschaften eines hydraulischen Mediums in einer hydraulischen Druckleitung A device for compensation of viscous properties of a hydraulic fluid in a hydraulic pressure line | 
| 11/18/2004 | DE10317851A1 Tankverschluß Fuel cap | 
| 11/18/2004 | CA2524459A1 Apparatus, systems and methods for plugging a high temperature pipe | 
| 11/17/2004 | EP1476688A2 An apparatus for pipeline isolation | 
| 11/17/2004 | EP1392557B1 Method of reinforcing an existing metal structure, method of reinforcing pipes and method of addition of spur lines to pipelines | 
| 11/17/2004 | CN2656779Y Exhaust noiseless pipe | 
| 11/11/2004 | WO2003078953A9 Protective device for measuring instruments | 
| 11/11/2004 | US20040223812 Method and apparatus for replacement of underground pipe | 
| 11/11/2004 | US20040223807 Self-flushing gutter pipe | 
| 11/11/2004 | US20040222319 Apparatus for compensating viscous characteristics of hydraulic fluid in a hydraulic pressure line |