| Patents for F16L 58 - Protection of pipes or pipe fittings against corrosion or incrustation (5,790) |
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| 06/13/2012 | CN202274237U Anti-corrosive scale-removing oil transmission pipeline |
| 06/13/2012 | CN102494224A Anticorrosive glass ceramic-internally coated pipe line steel |
| 06/13/2012 | CN101985996B Process for manufacturing internal and external anti-corrosion polytetrafluoroethylene pipe fitting |
| 06/07/2012 | WO2012074441A2 Process for preparing a concrete mix for manufacturing a ballast pipe and device for preliminary preparation of water for mixing a concrete mix |
| 06/06/2012 | CN101955265B Water and steam pipeline oxygenation control method for power plant |
| 06/06/2012 | CN101698774B Drag-reducing wear-resistant paint for submarine gas transmission/condensate transmission pipelines |
| 06/05/2012 | US8192798 Process for coating exterior surfaces of pipelines with water cross-linkable polymer |
| 05/31/2012 | DE212010000102U1 Automatischer Prozess zur korrosionshemmendenBeschichtung und Fertigungsstrasse für ein großformatiges Stahlrohr Automatic process for corrosion inhibiting coating and assembly line for a large-scale steel pipe |
| 05/30/2012 | CN202252628U Full anti-corrosion connecting structure for steel lined plastic compound pipeline |
| 05/30/2012 | CN202252627U Petroleum pipeline connecting piece with anti-corrosion performance |
| 05/30/2012 | CN202252626U Antirust water pipe |
| 05/30/2012 | CN202252625U Molten nitrate salt corrosion resistant equipment |
| 05/30/2012 | CN202252624U Pipeline provided with solid electrolyte coating and used for atmospheric zone of offshore platform |
| 05/30/2012 | CN202252618U Aluminum alloy protective cover for hot-melting plastic three-way pipe fitting |
| 05/30/2012 | CN202252617U Aluminum alloy protection cover of hot-melted plastic direct pipe fitting |
| 05/30/2012 | CN202252616U Aluminum alloy protective jacket for hot-melting plastic elbow pipe fitting |
| 05/30/2012 | CN202252604U Anti-rust leak stoppage structure of water pipe |
| 05/30/2012 | CN202252533U Tee joint |
| 05/30/2012 | CN202252475U Jacket flange |
| 05/30/2012 | CN202252397U Light metal tube with high ring stiffness |
| 05/30/2012 | CN202252395U Metal composite pipeline |
| 05/30/2012 | CN102020810B Flexible corrosion-resistant material for pipe |
| 05/30/2012 | CN101988614B Preparation method of ceramic lining compound steel pipe |
| 05/30/2012 | CN101929588B Anti-corrosion, scale-inhibiting and recycling treatment construction method for central air-conditioning water system |
| 05/30/2012 | CN101892486B Construction method of feed device for large-diameter pipeline for trenchless construction |
| 05/30/2012 | CN101760747B Pipeline outer wall anti-corrosion cathode protection device and construction installation method of filling material thereof |
| 05/30/2012 | CN101413618B Use of a polyamide molding compound for lining conduits |
| 05/24/2012 | WO2012004665A3 Techniques for coating pipes |
| 05/23/2012 | CN202228803U Antistatic flame-retardant plastic composite pipe |
| 05/23/2012 | CN202228798U Boiler steel pipe based on corrosion-preventing energy-saving coating layer technology |
| 05/23/2012 | CN102466109A 一种用于制作管道内衬的浇注机 A method for the production of pipes lined casting machine |
| 05/23/2012 | CN102466108A 新型管道用耐腐蚀伸缩器 The new pipeline with a corrosion-resistant sealer |
| 05/23/2012 | CN102466102A 管道用耐腐蚀旋转式位移调节器 Pipeline corrosion resistant rotary displacement regulator |
| 05/23/2012 | CN102465290A 一种具有双层金属复合管的制造方法 A method of manufacturing a double with a metal composite pipe |
| 05/23/2012 | CN101865351B Hot bending bent pipe fan-shaped corrosion prevention operation device and corrosion prevention operation method |
| 05/23/2012 | CN101602912B Pipeline coating and methods for preparing and using same |
| 05/22/2012 | US8182879 Method for preventing elution of nickel from water-contact instrument of copper alloy by formation of a protective film |
| 05/22/2012 | CA2595613C Method and apparatus for circumferential interior treatment of pipe elbows |
| 05/21/2012 | DE202012101676U1 Schutzrohr für eine zu temperierende Medienleitung und Leitungsaggregat Protection tube for a media line and line to be temperature unit |
| 05/16/2012 | EP2453039A1 Method of manufacturing fuel system part and fuel system part |
| 05/16/2012 | DE102010043758A1 Tubular component for manufacturing of pipes, ducts and fittings, has tube shaft and front-side pipe ends sealed by chemical resistant seals |
| 05/16/2012 | CN202220922U Flat-bottomed flange |
| 05/16/2012 | CN202220910U Flange connecting pipe |
| 05/16/2012 | CN102459376A Photocurable composition suitable for rust prevention of a threaded joint for steel pipes |
| 05/16/2012 | CN102454855A Copper insert water pipe joint rubberizing mechanism |
| 05/16/2012 | CN102454836A Anticorrosion tube |
| 05/16/2012 | CN102454833A Externally-galvanized internally-plastic-coated composite steel tube |
| 05/16/2012 | CN102454831A Anticorrosion metal tube |
| 05/16/2012 | CN102453409A Drainage pipe corrosion resistance coating |
| 05/16/2012 | CN102453358A Rapid drying and anti-corrosion coating for pipe |
| 05/09/2012 | CN202215881U Metal composite Y-joint |
| 05/09/2012 | CN202215858U Chemical conveying pipe |
| 05/09/2012 | CN202215852U Steel pipe for low-and-medium-pressure boilers |
| 05/09/2012 | CN102444756A Manufacturing method of nano-modified polyurethane flexible joint |
| 05/09/2012 | CN102443808A Stainless steel surface corrosion-resistant oxynitriding coriaceous layer as well as preparation method and application thereof |
| 05/09/2012 | CN101140042B Corrosion proof structure of pipeline through wall or through ground |
| 05/03/2012 | WO2012057630A1 Connector |
| 05/02/2012 | CN202209492U Watering tee joint |
| 05/02/2012 | CN102434757A Sealed and waterproof seabed heat-preservation pipe |
| 05/02/2012 | CN102434756A Metal tube |
| 05/02/2012 | CN102432763A Method for preparing adhesive for corrosion prevention of steel pipeline |
| 04/26/2012 | WO2012028127A3 Method for protecting heat exchanger pipes in steam boiler systems, molded body, heat exchanger pipe, and steam boiler system |
| 04/25/2012 | EP1722010B1 Method of preventing nickel leaching from copper alloy made water-contact equipment item, protective film forming agent for nickel leaching prevention and detergent for nickel leaching prevention |
| 04/25/2012 | CN202203601U 防腐淬冷管 Quench pipe corrosion |
| 04/25/2012 | CN202203571U 法兰三通 Flange tee |
| 04/25/2012 | CN202203544U 一种钢塑管接头 One kind of steel pipe fittings |
| 04/25/2012 | CN102428115A 适用于涂布饮用水管道的方法和组合物 Suitable for drinking water pipes coating methods and compositions |
| 04/19/2012 | DE102010048382A1 Corrosion-resistant armature for gas- and water networks, has connecting thread, where connecting thread is arranged in threaded insert, and threaded insert is inserted in through-opening of armature housing |
| 04/18/2012 | CN202195194U 一种海洋气候下的海水输送管道 Seawater pipeline under a marine climate |
| 04/18/2012 | CN102418831A 一种用于金属管道及管件的多元合金复合防腐涂层 Multi-alloy composite anti-corrosion coating for metal pipes and pipe fittings |
| 04/18/2012 | CN102418828A 一种金属短管防腐方法 Corrosion of a metal short tube method |
| 04/18/2012 | CN102417785A 用于管道的环氧防腐涂料的制备方法 A method for the preparation of epoxy anti-corrosion coating of pipes |
| 04/18/2012 | CN101617164B Protection device for a female end of a threaded tubular joint component with an unscrewing |
| 04/13/2012 | DE202010017654U1 Auskleidungsmaterial für Kanal- und/oder Rohrleitungen und Kanal- und/oder Rohrauskleidung Lining material for channel and / or piping and duct and / or pipe lining |
| 04/12/2012 | WO2012045466A1 Apparatus for internally treating pipes |
| 04/12/2012 | WO2012016321A8 Method of inspecting and preparing a pipeline |
| 04/12/2012 | CA2872123A1 Apparatus and method for repairing pipes and pipe junctions |
| 04/12/2012 | CA2851156A1 Apparatus for the internal treatment of pipes |
| 04/11/2012 | EP2438099A1 Photocurable composition suitable for rust prevention of a threaded joint for steel pipes |
| 04/11/2012 | CN202188259U 管道用新型非金属补偿器 Pipeline with new non-metallic compensator |
| 04/11/2012 | CN202188238U 一种耐磨耐蚀输送管道 A wear-resistant corrosion pipeline |
| 04/11/2012 | CN102410423A Fluoroplastic metal pipeline compensator with corrosion resistance and preparation method thereof |
| 04/11/2012 | CN102408854A High-temperature mastic cement for corrosion protection and preparation method thereof |
| 04/11/2012 | CN102408810A 一种抗磨陶瓷胶体涂料及其使用方法 A ceramic coating and method of use of colloidal wear |
| 04/05/2012 | WO2012016324A8 Inspection device for measuring pipe size |
| 04/04/2012 | CN202182292U 钢管补口防腐结构 Mending pipe corrosion structure |
| 04/04/2012 | CN202182259U 可更换内衬管的环保复合管 Replaceable liner environmental composite pipe |
| 03/29/2012 | WO2012040329A1 Water removal from anti-agglomerate ldhis |
| 03/29/2012 | CA2812186A1 Water removal from anti-agglomerate ldhis |
| 03/28/2012 | CN202176878U 一种具有防水保护层的球墨铸铁管 Ductile iron pipe having a waterproof protective layer |
| 03/28/2012 | CN202176831U 一种防水防腐耐高温保温复合管道 A waterproof anti-corrosion high temperature thermal insulation composite pipe |
| 03/28/2012 | CN101948648B Coating for inner wall of oil field pipeline and preparation method thereof |
| 03/22/2012 | WO2012034516A1 Bi-metal composite tube |
| 03/21/2012 | EP2429956A1 Scaling, deposition and general copper corrosion elimination in closed cooling water systems |
| 03/21/2012 | CN202171086U 一种用于强腐蚀介质的工艺管道补偿器 Compensation for process piping highly corrosive media |
| 03/21/2012 | CN102382555A Solvent-free low-temperature solidified phenolic epoxy anticorrosive paint and preparation method thereof |
| 03/21/2012 | CN102382552A Low temperature cured solvent-free epoxy anticorrosion paint and its preparation method |
| 03/21/2012 | CN102382543A Water-based epoxy resin asphalt paint and preparation method thereof |
| 03/21/2012 | CN102382524A Antiscale anticorrosion paint for inner wall of fluorine-carbon epoxy resin compound oil tube |
| 03/14/2012 | EP2427685A1 Pipeline with an internal corrosion resistant metal coating |