| Patents for F16L 58 - Protection of pipes or pipe fittings against corrosion or incrustation (5,790) |
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| 05/18/2011 | CN101413127B Method for preventing elution of lead and/or nickel from copper alloy piping material such as valve or pipe joint and copper alloy piping material |
| 05/12/2011 | WO2011054439A1 Threaded sleeve, conveying pipe, and system comprising a threaded sleeve and a conveying pipe |
| 05/11/2011 | EP2318749A1 High temperature resistant insulation for pipe |
| 05/11/2011 | EP2318573A2 Total anti-corrosion protection heating radiator element, and method of anti -corrosion treatment of heating radiator |
| 05/11/2011 | EP1998903B1 Apparatus for the anticorrosion coating and the thermally insulating coating of tubular bodies and conduits for the transport of fluid |
| 05/11/2011 | CN201827599U Stainless steel-lining groove pipe fitting |
| 05/11/2011 | CN201827555U Rectangular ring flange used for water supply equipment |
| 05/11/2011 | CN201827529U Steel plate enhancement type socket composite plastic pipe |
| 05/11/2011 | CN201827528U 复合钢管 Composite Pipe |
| 05/11/2011 | CN102052544A Method for internal corrosion prevention joint coating of steel tube |
| 05/11/2011 | CN102052543A Composite polyethylene (PE) powder thermally sprayed anticorrosion coating for petroleum and natural gas pipe |
| 05/11/2011 | CN102052519A Prestress high-pressure steel tube with high rotproofness |
| 05/11/2011 | CN102051139A Polyethylene anticorrosion adhesive tape and preparation method thereof |
| 05/11/2011 | CN101493175B Anticorrosive material for utilizing regenerated rubber-plastic on petroleum pipeline |
| 05/05/2011 | WO2011053186A1 Flexible pump rod with a protective coating |
| 05/05/2011 | WO2011051641A1 Method for producing a protective coating on a tube, and tube comprising a coating obtained by means of such a method |
| 05/05/2011 | WO2011050427A1 Polymer coating for metal pipes and production method |
| 05/05/2011 | DE102010049770A1 Verfahren zum Beschichten einer Verbindungsstelle zwischen zwei Rohren A method of coating a joint between two pipes |
| 05/05/2011 | CA2778986A1 Method for producing a protective coating on a tube, and tube comprising a coating obtained by means of such a method |
| 05/04/2011 | EP2317203A1 Method for coating a joint between two pipes |
| 05/04/2011 | EP0852703B1 Flow tube lining |
| 05/04/2011 | CN201818926U Teflon exhaust tube |
| 05/04/2011 | CN201818925U Synthetic pipe |
| 05/04/2011 | CN102046342A Pressure cast concrete or mortar lined steel pipes and methods of making the same |
| 05/04/2011 | CN102040908A Antisepsis and antidrag chemical additive of natural gas pipeline and preparation method thereof |
| 05/04/2011 | CN102040902A High-build epoxy coal tar pitch anticorrosive coating and preparation method thereof |
| 04/28/2011 | WO2011049668A2 Method and apparatus for reinforcing a pipeline |
| 04/28/2011 | CA2777510A1 Method and apparatus for reinforcing a pipeline |
| 04/27/2011 | CN201810941U Heat-insulating air duct made of composite foam material |
| 04/27/2011 | CN201810886U Patterned pipe |
| 04/21/2011 | WO2011046466A1 Steel pipe with a protective coating |
| 04/21/2011 | WO2011046465A1 Pump-compressor pipe with a protective coating |
| 04/21/2011 | WO2011045567A1 Lined pipes with insulation |
| 04/20/2011 | CN201803054U Compression roller device for winding three layers of PE outer anti-corrosive bands on hot-bending bend |
| 04/20/2011 | CN201803021U Combustion gas underground inlet pipe |
| 04/20/2011 | CN201802998U Seabed bunched steel pipe with nanometer silica aerogel heat-insulation layer |
| 04/20/2011 | CN102020810A Flexible corrosion-resistant material for pipe |
| 04/20/2011 | CN101270211B Corrosion-protecting steel pipeline polypropylene jacket material with three-layer sandwich and preparing method |
| 04/14/2011 | US20110084477 Wedge threads with a solid lubricant coating |
| 04/13/2011 | EP2307783A1 Pipe coating |
| 04/13/2011 | EP2307780A1 Flexible duct for conveying hydrocarbons having a high corrosion resistance, and method for making same |
| 04/13/2011 | CN201795229U Corrosion resistant structure of external corrosion resistant layer for pipeline crossing |
| 04/13/2011 | CN201795228U Anti-corrosion bent pipe processing equipment |
| 04/13/2011 | CN102010622A Anti-corrosion and anti-friction material and ash deposition free anti-corrosion and anti-friction powder conveying pipeline thereof |
| 04/13/2011 | CN101633767B Centrifugal manufacturing method of PFA inside lining and PFA inside lining steel pipe |
| 04/12/2011 | US7922855 Method for guiding everting form employed to carry repair material into pipe or conduit |
| 04/07/2011 | WO2011039592A1 Method for the installation of optical fibre sensors along pipelines used in fluid transportation |
| 04/07/2011 | WO2011038494A1 Pipe lining method and apparatus |
| 04/07/2011 | DE102004034791B4 Rohrleitungssystem und Hochdruck-Rohreinheit Piping system and high-pressure pipe assembly |
| 04/06/2011 | CN201787274U Corrosion resistant steel pipe with composite coated layers |
| 04/06/2011 | CN201787259U Compound elbow with steel-lining rare earth oil-containing alloy nylon |
| 04/06/2011 | CN201787254U 镍合金弯头 Nickel alloy elbow |
| 04/06/2011 | CN1938149B Lined vessels for conveying chemicals |
| 04/06/2011 | CN102003846A Four-way valve component for air conditioner |
| 04/06/2011 | CN102003588A Direct-buried type maintenance-free sleeve compensator |
| 04/06/2011 | CN102003581A Inner anticorrosive pipeline joint connection structure |
| 04/06/2011 | CN101655179B Novel coating process of pipe anti-corrosion layer with three-layer structure |
| 03/31/2011 | WO2011036513A1 A pipe coupling cover |
| 03/30/2011 | CN201779404U Three-layer PE (polyethylene) external anticorrosive band winding device for hot-bending bends |
| 03/30/2011 | CN201779403U Flexible anti-corrosion structure of pipeline |
| 03/30/2011 | CN201779398U Bimetal composite pipe cap |
| 03/30/2011 | CN201779393U Bimetallic composite elbow |
| 03/30/2011 | CN201779392U Double-metal composite 90-degree long-radius reducing elbow |
| 03/30/2011 | CN201779390U Bimetallic composite straight cross joint |
| 03/30/2011 | CN201779389U Bimetallic composite reducing cross joint |
| 03/30/2011 | CN201779388U Bimetallic composite isodiametric three-way connector |
| 03/30/2011 | CN201779385U Bimetal composite reducing tee coupling |
| 03/30/2011 | CN201779376U Bimetallic composite reducing joint |
| 03/30/2011 | CN201779372U Bi-metal composite equal diameter joint |
| 03/30/2011 | CN201779363U Bi-metal composite delivery pipe |
| 03/30/2011 | CN201778002U Efficient gas collection pipe of cleaning type heat recovery coke oven |
| 03/30/2011 | CN101994892A Metal pipe protection reinforcing system |
| 03/30/2011 | CN101994879A Processing method of anticorrosive pipeline |
| 03/30/2011 | CN101994877A Lining-type reinforced concrete anticorrosion compound pipeline |
| 03/30/2011 | CN101993645A Water-based heavy corrosion protection ceramic paint |
| 03/29/2011 | CA2715788A1 Collection of telemetry data through a meter reading system |
| 03/24/2011 | WO2011033775A1 Surface-treated steel sheet used to manufacture pipe and having corrosion-resistant properties against fuel vapors, and pipe and fuel supply pipe that use same |
| 03/24/2011 | WO2011033774A1 Steel sheet used to manufacture pipe and having corrosion-resistant properties against fuel vapors, and pipe and fuel supply pipe that use same |
| 03/24/2011 | WO2011033772A1 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 |
| 03/23/2011 | CN201772186U High-temperature steam pipeline compensator elbow |
| 03/23/2011 | CN201772183U Corrosion-resistant displacement absorber for air and flue gas ducts |
| 03/23/2011 | CN201771561U Pure low-temperature low-pressure waste heat generating device utilizing low-quality vapor |
| 03/23/2011 | CN201768653U Coiled tubing lubricating device |
| 03/23/2011 | CN101988614A Ceramic lining compound steel pipe and preparation method thereof |
| 03/22/2011 | CA2715363A1 Fluid transfer device having leak indication and method of making same |
| 03/16/2011 | CN201764132U Vehicular brake hard tube |
| 03/16/2011 | CN201761847U Highly wear-resistant liner plate structure |
| 03/16/2011 | CN201761846U Anti-scour wear-resisting lining plate |
| 03/16/2011 | CN101985996A Process for manufacturing internal and external anti-corrosion polytetrafluoroethylene pipe fitting |
| 03/02/2011 | EP0741827B2 A method of producing a mineral fibre web |
| 03/02/2011 | CN201753807U Pipe wound by steel strip |
| 02/24/2011 | WO2010120617A3 Method and composition suitable for coating drinking water pipelines |
| 02/23/2011 | EP2287515A2 Apparatus for electric treatment of fluids |
| 02/23/2011 | EP1792113B1 Flexible pipeline with multiple pipes protected against corrosion |
| 02/23/2011 | EP1685345B1 Pipe joint between metallic pipes and method of forming such a pipe joint |
| 02/17/2011 | WO2010149877A3 Pipe for transporting fluid |
| 02/16/2011 | EP2283267A2 Profiled gasket for lined piping |
| 02/16/2011 | EP2283266A2 Pipe coupling assembly and method for lined and unlined pipe |
| 02/16/2011 | CN201748109U Compression-resistant and wear-resistant gravel slurry conveying compound tube |
| 02/16/2011 | CN201748108U Steel pipe lined double-layer anti-corrosion rubber sheet |