| Patents for F16L 58 - Protection of pipes or pipe fittings against corrosion or incrustation (5,790) |
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| 12/23/2009 | CN101608726A Two-way multifunctional displacement absorption compensator |
| 12/23/2009 | CN101608722A Screwing element and pipe connection device for attaching pipes |
| 12/23/2009 | CN101607247A Automatic coating technology of large-scale steel pipe anticorrosion coating and production line thereof |
| 12/23/2009 | CN100572475C Natural gas pipeline inner wall anticorrosion paint formulation |
| 12/22/2009 | CA2398420C Method and composition to decrease iron sulfide deposits in pipe lines |
| 12/16/2009 | EP2133618A1 Method for restoring a pipeline and a pipeline |
| 12/16/2009 | EP2132433A1 Plastic molded pipe |
| 12/16/2009 | EP2132022A1 Method and apparatus for forming a protective coat about a cutback between pipes forming part of an underwater pipeline, and underwater-pipeline-laying vessel comprising such an apparatus |
| 12/16/2009 | CN101603616A Polyurethane composite pipe |
| 12/16/2009 | CN101602912A Pipeline coating and methods for preparing and using same |
| 12/15/2009 | CA2399669C Apparatus for fusing wrap piece to plastic coated pipe |
| 12/10/2009 | CA2726896A1 Polyurethane coatings for thermally regulating and the use thereof |
| 12/09/2009 | CN201359169Y Novel anticorrosive rotary compensator for pipes |
| 12/09/2009 | CN201359141Y Galvanized pipe |
| 12/09/2009 | CN101600946A Device for measuring the volume or mass flow rate of a medium in a pipe |
| 12/02/2009 | EP2126449A1 Protection device for a female end of a threaded tubular joint component with an unscrewing |
| 12/02/2009 | CN201354918Y Electrical-heating yellow-jacket heat-insulation pipeline |
| 12/02/2009 | CN201354917Y Anticorrosive pipe with modified asphalt |
| 11/25/2009 | CN201351792Y Heater special-purpose pipe |
| 11/25/2009 | CN201351774Y Corrosion resistant steel pipe |
| 11/25/2009 | CN201351767Y Quick assembling sanitary super corrosion-resistant water supply equipment pipe fitting without negative pressure |
| 11/24/2009 | CA2594205C Use of a fluorocarbon polymer as a surface of a vessel or conduit used in a paraffinic froth treatment process for reducing fouling |
| 11/24/2009 | CA2594162C Integrated piping plate, machining method for same, machining apparatus for same, and machining equipment for same |
| 11/19/2009 | WO2009139555A2 Apparatus for electric treatment of fluids |
| 11/19/2009 | CA2720118A1 Pressure cast concrete or mortar lined steel pipes and methods of making the same |
| 11/18/2009 | EP2118550A2 Elastomer lined, abrasion resistant pipe and method for manufacture |
| 11/18/2009 | CN201348119Y Insulating flange |
| 11/18/2009 | CN201348118Y Acid-resistant pipeline |
| 11/18/2009 | CN201348095Y Special steel anticorrosive pipe for cold transportation of oil field |
| 11/11/2009 | EP2115401A1 Device for measuring the volume or mass flow rate of a medium in a pipe |
| 11/11/2009 | CN201344322Y Plastic board, concrete pipeline covered by plastic board and plastic board processing device |
| 11/11/2009 | CN201344320Y Bimetal compound tubing |
| 11/11/2009 | CN101576179A Multilayered structure and multifunction pipeline and connecting device |
| 11/11/2009 | CN100558833C Steaming type anti-corrosion anti-scale heat conducting coating on surface of condenser coil pipe |
| 11/05/2009 | WO2009133460A2 Profiled gasket for lined piping |
| 11/05/2009 | US20090272479 Coated Pipes for Conveying Oil |
| 11/05/2009 | CA2722080A1 Profiled gasket for lined piping |
| 10/29/2009 | US20090266437 Coated Pipes for Conveying Oil |
| 10/21/2009 | CN201330911Y Composite coating antisepticise pipe with multiple layer powder-spraying coating and polyethylene belt winding |
| 10/15/2009 | WO2009126421A1 Corrosion resistant sheet metal jacketing |
| 10/15/2009 | DE102008017452A1 Method for insulating connecting sites in pipelines comprises placing an assembly mandrel on a pipe end to be connected, rolling a flexible insulating tubing over the mandrel onto the pipe and further processing |
| 10/14/2009 | CN201326864Y Direct-buried external pressure compensator |
| 10/14/2009 | CN100549115C Hydrogen-sulfide-corrosion-resisting oil pipe coating and its production |
| 10/08/2009 | US20090250136 Corrosion resistant sheet metal jacketing |
| 10/07/2009 | EP2107290A2 Method for making a corrugated flexible metal tube having a thermally shrinking protective sheath and device for carrying out the method |
| 10/07/2009 | CN101551042A Sealed ceramic lining composite oil tube and manufacturing method thereof |
| 10/06/2009 | CA2352429C Pipe fitting for inside coated pipes and method for its installation |
| 09/30/2009 | CN201318531Y Conduit three-way antiseptic thermal shrinkage component |
| 09/30/2009 | CN101545571A Composite transfusion pipe lined with fluorine resin or organic resin and producing method thereof |
| 09/30/2009 | CN101545564A Glass faucet |
| 09/23/2009 | EP2102542A2 Nanocomposite coatings for threaded connections |
| 09/17/2009 | WO2009112824A1 Coated metal pipe joints |
| 09/16/2009 | EP2100068A2 Pipe-joining method and apparatus for producing underwater pipelines, and underwater-pipeline-laying vessel comprising such an apparatus |
| 09/16/2009 | EP2099581A1 Methods and systems for coating and sealing inside piping systems |
| 09/16/2009 | CN201310713Y Anti-corrosion ceramic metal pipe |
| 09/16/2009 | CN201310712Y Ethane-tetrafluoroethylene copolymer film connecting pipe |
| 09/16/2009 | CN101532601A Buried corrosion-resistant steel pipeline |
| 09/15/2009 | CA2510987C Steel tube excellent in exfoliation resistance of scale on inner surface |
| 09/11/2009 | WO2009084987A3 Tubing with an inner coating protecting it against deposits and a method for applying said coating |
| 09/09/2009 | EP2098769A2 Pipe for hydraulic systems of cars |
| 09/09/2009 | EP2098576A1 Coated pipe and propylene polymer composition therefor |
| 09/09/2009 | CN100538146C Pipe end anti-clipping layer of burying antisepsis steel pipe and novel technique for bonding epoxy powder |
| 09/08/2009 | CA2487080C Use of a radiation-grafted fluoropolymer-based pipe for the transportation of gasoline in service stations |
| 09/03/2009 | WO2009106197A1 Coated pipe and propylene polymer composition therefor |
| 09/03/2009 | WO2009070052A8 Method for preparing pipes for reuse (variants) |
| 09/03/2009 | CA2714204A1 Coated pipe and propylene polymer composition therefor |
| 09/02/2009 | EP1356225B1 Method for inhibiting corrosion under insulation on the exterior of a structure |
| 09/02/2009 | CN101519513A Metallocene polypropylene modified material for corrosion-inhibiting coating of steel pipe and preparation method and application thereof |
| 09/02/2009 | CN100535496C Corrosion-resistant exterior alloy for composite tubes |
| 08/27/2009 | DE102008007584A1 Verfahren zur Herstellung faserumwickelter Stahlleitungsrohre mit einer Korrosionsschutzumhüllung A process for preparing faserumwickelter steel pipes with an anti-corrosion sheath |
| 08/26/2009 | CN201297464Y Connector connecting structure of non-corrosive metal pipeline |
| 08/26/2009 | CN101514768A Novel bimetal compound pipeline with high pressure resistance and high corrosion resistance |
| 08/26/2009 | CN100532909C Fiber reinforcement type brittle composite material pipeline coatings, its coating method and pipeline |
| 08/19/2009 | EP1711735B1 Thread protector for tubular members |
| 08/19/2009 | CN201293178Y Fabric expansion joint for flue gas desulfurization |
| 08/19/2009 | CN201293177Y Persuasion type dustproof fabric expansion joint |
| 08/18/2009 | US7575789 Coated pipes for conveying oil |
| 08/13/2009 | US20090200013 Well tubular, coating system and method for oilfield applications |
| 08/12/2009 | CN201288915Y Composite pipeline eccentric bend pipe |
| 08/12/2009 | CN101504104A Mouth compensating method for pipeline corrosion protection layer and integrated mouth compensating machine |
| 08/06/2009 | WO2009094977A1 Method for producing fiber-wrapped steel pipes having a corrosion protection sheathing |
| 08/05/2009 | CN101501103A Use of a shaped part made of a polyamide shaped component as an inliner for a conduit |
| 08/05/2009 | CN101498389A Cement mortar external lining prestress steel pipe |
| 08/05/2009 | CN101498388A Inner lining concrete prestress steel pipe |
| 08/05/2009 | CA2652854A1 Application of hydraulic friction reducing internal diameter coatings for fire protection piping |
| 08/04/2009 | US7569286 Abrasion of metal with silcon compound for wear resistance surfaces, welds; friction resistance; alloy contains carbon, boron,chromium,iron,niobium, nickel and manganese |
| 07/29/2009 | CN101493175A Anticorrosive material for utilizing regeneration rubber-plastic on petroleum pipeline |
| 07/29/2009 | CN100520141C Method of producing protective tubes |
| 07/29/2009 | CN100519984C Threaded joint for steel pipe |
| 07/22/2009 | EP2079957A2 Coupling device for a fluid circuit of a motor vehicle |
| 07/16/2009 | WO2009070052A3 Method for preparing pipes for reuse (variants) |
| 07/15/2009 | CN201273430Y Organic polymerization nano glass-lined pipe |
| 07/14/2009 | CA2536051C Welded structure having improved resistance to stress corrosion cracking |
| 07/09/2009 | WO2009084987A2 Tubing with an inner coating protecting it against deposits and a method for applying said coating |
| 07/09/2009 | WO2009048866A3 High friction interface for improved flow and method |
| 07/09/2009 | CA2711468A1 High pressure pipe liner coupling assembly and method |
| 07/09/2009 | CA2710830A1 The oilwell tubing with coating that prevents buildup, and the method for applying coating |
| 07/08/2009 | CN100510000C Method to remove iron sulfide deposits from pipe lines |
| 07/02/2009 | WO2009079784A1 Styrenic insulation for pipe |
| 07/02/2009 | US20090167016 High pressure pipe liner coupling assembly and method |