| Patents for F16L 58 - Protection of pipes or pipe fittings against corrosion or incrustation (5,790) |
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| 08/22/2012 | CN202392357U Directly-buried steam conveying pipeline |
| 08/22/2012 | CN102644834A Optimized vacuum sealing device |
| 08/22/2012 | CN102644833A Energy-saving heat insulation pipeline |
| 08/22/2012 | CN102644832A Protection/repairing technique for cooling system of compressor |
| 08/22/2012 | CN102644825A Novel compressive compensation device |
| 08/22/2012 | CN102644070A Tube pass-plating method for air cooler |
| 08/22/2012 | CN102643605A Anti-flaming static electricity conducting organic silicon nano ceramic coating used for coal-mine gas drainage pipeline |
| 08/22/2012 | CN102643595A Fired epoxy powder coating special for hot rolling coating of large-caliber steel pipes |
| 08/22/2012 | CN102003588B Direct-buried type maintenance-free sleeve compensator |
| 08/15/2012 | CN202381860U Welding ring type inner enamel pipe connector |
| 08/15/2012 | CN202378332U Heat-preservation and wear-resisting ceramic composite liner of metal base |
| 08/15/2012 | CN102639919A Use of a conduit pipe for producing a duct laid in water |
| 08/15/2012 | CN102635758A Manufacturing method for hot-melting three-layer powder corrosion-proof elbow pipe |
| 08/15/2012 | CN102635757A Reinforced antiseptic polyethylene steel-plastic adapter substitute and processing technology |
| 08/15/2012 | CN102635737A Assembled type light high-strength metal tubular material |
| 08/15/2012 | CN101691473B Wear-resistant, high-temperature resistant and anti-corrosion coating for sand-containing heavy oil gathering pipelines and preparation method thereof |
| 08/15/2012 | CN101403459B Use of clad pipeline for manufacturing pavement pipe, and pipe therefor |
| 08/11/2012 | CA2766551A1 In-pipe eversion device and method of use |
| 08/09/2012 | WO2012013984A3 Method and apparatus for lining pipes with isocyanate and hydroxyl-amine resin based on castrol or soy oil |
| 08/08/2012 | EP2484808A1 Cover for eliminating various types of adverse effects |
| 08/08/2012 | EP2132022B1 Method for forming a protective coat about a cutback between pipes forming part of an underwater pipeline |
| 08/08/2012 | CN202371316U Steam pipe arranged in corrosive medium in chemical production |
| 08/08/2012 | CN202371314U High-pressure galvanized seamless tube assembly |
| 08/08/2012 | CN102040908B preparation method of antisepsis and antidrag chemical additive of natural gas pipeline |
| 08/02/2012 | WO2012103018A1 System and method for coupling pipes |
| 08/02/2012 | US20120193907 Pipe coupling cover |
| 08/02/2012 | CA2825286A1 A conveying pipe part of a pneumatic material conveying system and a method for forming a pipe joint |
| 08/02/2012 | CA2824917A1 System and method for coupling pipes |
| 08/01/2012 | CN202361000U Sealed waterproof submarine thermal-insulation pipe |
| 08/01/2012 | CN202360950U Reducing elbow connection device |
| 08/01/2012 | CN202360909U Water channel pipe |
| 08/01/2012 | CN102620098A Novel fiber expansion joint |
| 08/01/2012 | CN102620097A 耐腐蚀纤维膨胀节 Corrosion-resistant fiber expansion joints |
| 08/01/2012 | CN102620096A Completely-sealed fiber expansion joint being easy to hoist |
| 08/01/2012 | CN102620094A Full-seal fiber expansion joint with ring belt protection device |
| 08/01/2012 | CN102620090A Connecting structure of three-layer steel-plastic glass fiber composite pipe and connecting method thereof |
| 08/01/2012 | CN102620080A Lining pipe joint of marine oil pipeline |
| 08/01/2012 | CN102620063A Metal pipeline |
| 08/01/2012 | CN102618679A Anti-corrosion pipeline for dry dedusting of blast furnace gas |
| 07/26/2012 | WO2012098528A1 Pipe-joining method for building hydrocarbon pipelines, in particular, underwater pipelines |
| 07/26/2012 | CA2825514A1 Pipe-joining method for building hydrocarbon pipelines, in particular, underwater pipelines |
| 07/25/2012 | EP2479317A1 Steel sheet used to manufacture pipe and having corrosion-resistant properties against fuel vapors, and pipe and fuel supply pipe that use same |
| 07/25/2012 | CN202349507U Pressure-resistant and anti-corrosion pipe |
| 07/25/2012 | CN202349485U Mechanical bimetallic composite bent tube |
| 07/25/2012 | CN202349484U Ring joint corrosion-resistant alloy inner lining combined elbow |
| 07/25/2012 | CN202349482U Two-end metallurgy mechanical double-metal composite bent pipe |
| 07/25/2012 | CN202349474U Double-metal composite butt welding three-way pipe fitting |
| 07/25/2012 | CN202349439U Dovetail groove flange |
| 07/25/2012 | CN202349420U Corrosion-resisting pipeline joint formed by welding of steel pipes made of different materials |
| 07/25/2012 | CN202349416U Reinforced metal resin composite pipe |
| 07/25/2012 | CN202349404U Bi-metal composite pipe with end parts being with external threads |
| 07/25/2012 | CN102606848A Internal cooling method for manufacture of anti-corrosion steel pipe |
| 07/25/2012 | CN102606837A Full-sealing type abrasion resistant fiber expansion joint |
| 07/25/2012 | CN102606834A Fiber expansion joint with strap protecting device and novel depression bar |
| 07/25/2012 | CN102606832A Fiber expansion joint with strap protecting devices |
| 07/19/2012 | WO2012094767A1 Pipe conditioning tool |
| 07/19/2012 | WO2012094765A1 Induction heating apparatus for pipeline connections |
| 07/19/2012 | CA2824682A1 Induction heating apparatus for pipeline connections |
| 07/18/2012 | CN202338772U 气液分输防腐装置 Gas-liquid separator apparatus lose corrosion |
| 07/18/2012 | CN202338717U 一种内衬超高分子量聚乙烯材料的钢塑复合伸缩节 An expansion joint lining plastic composite material UHMWPE |
| 07/18/2012 | CN202338709U 一种防腐蚀防渗漏的金属管道接头 A metal pipe corrosion-proof connectors |
| 07/18/2012 | CN202338708U Abrasion-proof high-pressure corrosion-resisting fire hose |
| 07/18/2012 | CN202338702U 保温阻氧抗菌高抗冲聚丙烯管材 Insulation oxygen barrier antibacterial high-impact polypropylene pipes |
| 07/18/2012 | CN202338700U 一种高性能内防腐复合管材 A high-performance anti-corrosion composite pipe |
| 07/18/2012 | CN1894534B Coated pipes for conveying oil |
| 07/18/2012 | CN102597330A Nickel-plated steel sheet used to manufacture pipe and having corrosion-resistant properties against fuel vapors, and pipe and fuel supply pipe that use same |
| 07/18/2012 | CN102588705A Pipeline compensator |
| 07/18/2012 | CN102588702A Corrosion-resistant alloy lined composite mitre elbow and manufacturing method thereof |
| 07/18/2012 | CN102134350B Anticorrosive antiskid powder for outside of 3PP pipeline for oil and gas transmission and preparation method thereof |
| 07/17/2012 | US8221556 Copper alloy plumbing hardware, such as valves and tube couplings, and the treatment method for reducing elution of lead |
| 07/12/2012 | DE102010048382B4 Korrosionsgeschützte Armatur Corrosion-resistant valve |
| 07/11/2012 | CN202327523U 直埋式蒸汽输送管道 Buried steam pipeline |
| 07/11/2012 | CN202327520U 耐腐蚀复合管件 Corrosion-resistant composite pipe fittings |
| 07/11/2012 | CN202327519U 热处理镍基管件 Nickel-based heat pipe fittings |
| 07/11/2012 | CN202327518U 集合管 Manifold |
| 07/11/2012 | CN202327517U 防腐管道 Pipeline corrosion |
| 07/11/2012 | CN202327516U 采用纳米涂料生产防腐管的设备 Nano-corrosion pipe coating production equipment |
| 07/11/2012 | CN202327430U 耐腐蚀法兰 Corrosion-resistant flange |
| 07/11/2012 | CN102563285A Maintenance efficiency improving method for centralized heating system |
| 07/11/2012 | CN102563221A Liquid pressure reduction pipe |
| 07/11/2012 | CN102558975A Polypropylene external anti-corrosion material and preparation method of polypropylene external anti-corrosion material powder |
| 07/04/2012 | CN202302559U 防腐保温管道 Anti-corrosion pipe insulation |
| 07/04/2012 | CN202302384U Nonmetallic hose resistant to oil smoke corrosion |
| 07/04/2012 | CN102537645A High-temperature-resistant antiseptic tubular product |
| 07/04/2012 | CN102537589A Maintaining and efficiency improving system for centralized heating |
| 07/04/2012 | CN102537584A Gas pressure relief device |
| 07/04/2012 | CN102533162A Preparation method of poly ethylene (PE) hot melt glue powder for 3PE anti-corrosion pipelines |
| 07/03/2012 | US8211497 Process for forming a nonstick surface on the interior surface of a pipe |
| 06/28/2012 | WO2012086706A1 Oil feed pipe and method for producing same |
| 06/28/2012 | WO2012084793A1 Pipe repair method and repaired pipe |
| 06/28/2012 | CA2822006A1 Pipe repair method and repaired pipe |
| 06/27/2012 | CN102518911A Anticorrosion method for high-efficiency energy-saving large-aperture steel pipes and metal components |
| 06/27/2012 | CN102518910A Pipeline with coating |
| 06/20/2012 | EP2212607B1 Collar for a tubular coupling |
| 06/20/2012 | CN202280962U 煤化工黑水闪蒸罐阀门管口耐磨管 Blackwater Coal Chemical wearable flash tank valve orifice tube |
| 06/20/2012 | CN102506268A Method for modifying wear resistance and corrosion prevention of metal component surface |
| 06/20/2012 | CN102506248A Coupling assembly and protective ring therefor |
| 06/20/2012 | CN102504691A Special UV (Ultraviolet) fast curing coating for petroleum pipe and preparation method and construction method thereof |
| 06/20/2012 | CN101454149B Coated pipe comprising polyolefin layer with enhanced adhesion |
| 06/13/2012 | EP2150740B1 Tubular threaded member with dry protection coating |