| Patents for F16L 58 - Protection of pipes or pipe fittings against corrosion or incrustation (5,790) |
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| 08/14/2013 | CN203131326U 3PE anticorrosion steel tube for supplying water |
| 08/14/2013 | CN203131325U 3PE anti-corrosion steel pipe used under coal mine |
| 08/14/2013 | CN203131324U Water supply pipe |
| 08/14/2013 | CN103244794A Simple three-layer heat insulation pipe |
| 08/14/2013 | CN103244766A Anticorrosion steel pipe connecting pipe fitting and anticorrosion steel pipe welding-free connecting method |
| 08/14/2013 | CN103244764A Fire hose with long service life |
| 08/14/2013 | CN103244762A Simple six-layer heat insulation pipe |
| 08/14/2013 | CN103244758A Directly-embedded energy-saving steam conveying method |
| 08/14/2013 | CN103243650A Composite material winding wires |
| 08/14/2013 | CN102382524B Antiscale anticorrosion paint for inner wall of fluorine-carbon epoxy resin compound oil tube |
| 08/08/2013 | WO2013115646A1 Device and method for the coating of a surface area of a gap in the coating of a pipeline |
| 08/07/2013 | EP2622050A2 Joints having improved sealability, lubrication and corrosion resistance |
| 08/07/2013 | CN203115401U Heat isolation corrosion-resistant heat pipeline support |
| 08/07/2013 | CN203115400U Novel heat supply pipeline insulation device |
| 08/07/2013 | CN203115396U Novel pipe warm preservation antisepsis device |
| 08/07/2013 | CN203115391U Novel water pipe |
| 08/07/2013 | CN203115390U Pipeline antiseptic structure used for residual oil system |
| 08/07/2013 | CN203115316U Air conditioner branching pipe set |
| 08/07/2013 | CN103234097A Heat-proof corrosion-resistant hot piping support |
| 08/01/2013 | WO2013110947A1 Connections for subsea pipe-in-pipe structures |
| 07/31/2013 | CN203099217U Steel tube anti-corrosion heat shrinkable belt structure |
| 07/31/2013 | CN203099216U Composite pipe and flue and chimney comprising same |
| 07/31/2013 | CN203099215U Sleeve system of torch liquid seal pipe |
| 07/31/2013 | CN203099214U Inlaid type wear-resisting and anti-corrosion steel tube |
| 07/31/2013 | CN203099188U Rein-forced thermoplastic pipe (RTP) anti-corrosion pressure connection pipe fitting |
| 07/31/2013 | CN203099154U Sealing device for connection between steel-plastic composite steel pipe and groove pipe fitting |
| 07/31/2013 | CN203099147U Bell and spigot joint and plastic steel winding pipes |
| 07/31/2013 | CN203099119U Plastic-coated carbon steel helical-structure welded pipe |
| 07/31/2013 | CN102235555B Method for producing continuous fiber reinforced plastic composite pipeline and pipeline produced thereby |
| 07/30/2013 | CA2664737C Coupling assembly and protective ring therefor |
| 07/25/2013 | WO2013108036A2 Apparatus and method for surface treating a pipe |
| 07/24/2013 | CN203082450U Prestressed concrete cylinder pipe (PCCP) engineering accident reserve pipe |
| 07/24/2013 | CN203082386U High-strength hollow circular steel skeleton winding pipe |
| 07/24/2013 | CN203082380U Rust-proof water heating pipe |
| 07/24/2013 | CN103216705A Vertical pipe winding belt reinforcing paster process for submarine oil transportation pipeline |
| 07/18/2013 | WO2013030203A3 Method for producing insulated pipes having improved properties |
| 07/17/2013 | CN203068063U Lapped thermally-shrinkable sleeve |
| 07/17/2013 | CN203068062U 3PE anticorrosive continuous pipe |
| 07/17/2013 | CN203068061U Public security fire annihilator pipe |
| 07/17/2013 | CN203068060U Industrial waterproof and anti-corrosion heating power metallic pipeline |
| 07/17/2013 | CN203068030U wear-resisting bend pipe structure with ceramics internally attached |
| 07/17/2013 | CN203067966U PVC (polyvinyl chloride) pipe structure |
| 07/17/2013 | CN102278562B Direct burial type heat-preservation antiseptic expansion joint |
| 07/11/2013 | WO2013103617A1 Heat-shrinkable tube covering |
| 07/11/2013 | WO2013025513A3 Coatings, materials and processes for lead and copper water service lines |
| 07/10/2013 | CN203052017U Connecting structure of waste gas collecting pipe of folic acid production line |
| 07/10/2013 | CN203052006U Large-caliber liner-pasting stainless composited steel pipe |
| 07/10/2013 | CN203051993U Composite steel pipe for circulating water, heat supply and ventilation |
| 07/10/2013 | CN203051983U Oxygen barrier PE-RT composite pipe |
| 07/10/2013 | CN203051982U Hot galvanizing steel pipe |
| 07/10/2013 | CN203051981U Drinking water delivery pipe |
| 07/10/2013 | CN103195988A Mineral methane gas drainage pipe and production method thereof |
| 07/10/2013 | CN103195985A Conveying pipe with multilayer composite heat insulation structure |
| 07/10/2013 | CN101504104B Mouth compensating method for pipeline corrosion protection layer and integrated mouth compensating machine |
| 07/04/2013 | CA2858177A1 Threaded tubular component and method for coating such a threaded tubular component |
| 07/03/2013 | CN203036188U High-weather resistance anti-corrosion powder coating layer for pipeline |
| 07/03/2013 | CN203036187U Self-cleaning pipeline system |
| 07/03/2013 | CN203036186U Environment-friendly water pipe |
| 07/03/2013 | CN203036134U Socket press-fit extensible pipe fitting |
| 07/03/2013 | CN203036133U Flexible pipe inner membrance device |
| 07/03/2013 | CN203036101U Anticorrosive diversion oil conveying pipe |
| 07/03/2013 | CN203032012U Low-temperature super-tough polyethylene heat shrinkable belt with mounting schedule indication pattern |
| 07/03/2013 | CN103189677A 连接器 Connector |
| 07/03/2013 | CN103185176A High-potential metallic seawater pipeline welding seat plate with composite structure |
| 07/03/2013 | CN102533162B Preparation method of poly ethylene (PE) hot melt glue powder for 3PE anti-corrosion pipelines |
| 07/03/2013 | CN102408854B High-temperature mastic cement for corrosion protection and preparation method thereof |
| 07/03/2013 | CN102266847B Method for preparing ductile cast iron tube with strong acid and alkali resistance |
| 06/27/2013 | WO2012010981A3 Joints having improved sealability, lubrication and corrosion resistance |
| 06/27/2013 | US20130160887 Coated Pipes for Conveying Oil |
| 06/26/2013 | EP2606271A1 Low temperature method and system for forming field joints on undersea pipelines |
| 06/26/2013 | CN203023743U Composite pipe with corrosion-resistant alloy joint |
| 06/26/2013 | CN203023742U Protector used for pipeline welded junction |
| 06/26/2013 | CN203023720U Insulating anti-corrosion petroleum pipeline |
| 06/26/2013 | CN203023695U Rubber connecting pipe |
| 06/26/2013 | CN203023678U Composite pipe with anti-corrosion joint |
| 06/26/2013 | CN203023674U Composite pipe without coating layer at joint |
| 06/26/2013 | CN103174903A Compound axial-type expansion joint |
| 06/26/2013 | CN103174214A Anti-corrosion type diffuser used for sewage deep sea discharge |
| 06/19/2013 | CN203010117U Ventilating device for substation accident oil collecting pool |
| 06/19/2013 | CN203010116U 2PE (polyethylene) anti-corrosion fluid transporting pipeline |
| 06/19/2013 | CN203010115U 3PE (polyethylene) anti-corrosion fluid transporting pipeline |
| 06/19/2013 | CN203010088U Three-way pipe |
| 06/19/2013 | CN203010041U Nanoscale fireproofing environment-friendly type airduct |
| 06/19/2013 | CN203010039U Polyurethane foaming thermal insulation pipe |
| 06/19/2013 | CN203010031U Polyurethane foam fluid transportation pipeline with corrosion prevention and heat preservation |
| 06/19/2013 | CN203008795U Carbon nano polymer coating flow string |
| 06/19/2013 | CN203008794U Flow string with polytetrafluoroethylene strong oxidation resistant coating |
| 06/19/2013 | CN103162021A Underground structure outer wall feed-through sleeve waterproof device and construction method thereof |
| 06/19/2013 | CN103160836A Cathode protection method for pipeline and pipeline assembly |
| 06/19/2013 | CN102046342B Pressure cast concrete or mortar lined steel pipes and methods of making the same |
| 06/19/2013 | CN101993645B Water-based heavy corrosion protection ceramic paint |
| 06/18/2013 | CA2682634C Bladderless pipeliner and method for using same |
| 06/18/2013 | CA2540341C Apparatus for applying metallic cladding to interior surfaces of pipe elbows |
| 06/13/2013 | WO2013084433A1 Heat exchanger for air conditioner |
| 06/12/2013 | EP2601431A1 Corrosion protection of pipes suspended in seawater |
| 06/12/2013 | EP2601429A1 Plastic tubular connecting sleeve for a pipe with internal liner |
| 06/12/2013 | CN202992526U Protection plate structure for thermal insulation of refrigerant pipe of multi-machine |
| 06/12/2013 | CN202992520U Anti-corrosion improvement-type flange |
| 06/12/2013 | CN202992425U Carbon fiber composite antistatic tube |
| 06/12/2013 | CN202992421U Lined stainless steel composite pipe (LSP) |