| Patents for F16L 9 - Rigid pipes (18,006) |
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| 03/20/2013 | CN202812509U Flame-retardant composite pipe |
| 03/20/2013 | CN202812508U Special fluorine resin coating high-pressure steel pipe for natural gas automobile |
| 03/20/2013 | CN202812507U Wearable composite pipe |
| 03/20/2013 | CN202812506U 双壁波纹管 Double-wall corrugated pipe |
| 03/20/2013 | CN202812505U Composite sand pumping tube with ultra-high molecular weight |
| 03/20/2013 | CN202812504U Double-layer PPR (polypropylene random copolymer) pipe |
| 03/20/2013 | CN202812503U PVC water pipe with metal reinforced net |
| 03/20/2013 | CN202812502U Polypropylene (PP-R) water supply pipe |
| 03/20/2013 | CN202812501U Spraying anti-static mining pipe |
| 03/20/2013 | CN202812500U Oxygen resisting polyethylene of raised temperature resistance (PERT) floor heating pipe |
| 03/20/2013 | CN202812499U A sealed corrugated pipe |
| 03/20/2013 | CN202812498U Novel connecting pipe |
| 03/20/2013 | CN202812497U Water pipe of diesel engine water pump assembly |
| 03/20/2013 | CN202812464U Novel U-shaped pipe |
| 03/20/2013 | CN202803433U Feeding pipe for centrifugal machine |
| 03/20/2013 | CN202803432U Centrifuge |
| 03/20/2013 | CN102985477A Polyolefin composition for pipe systems and sheets |
| 03/20/2013 | CN102980018A High pressure-resistant polyvinyl chloride (PVC) pipe |
| 03/20/2013 | CN102979986A Muffling and antistaticAntistatic exhaust nozzle capable of muffling |
| 03/20/2013 | CN102979967A Installation structure convenient for disassembling and assembling expansion joint of heat transfer casing |
| 03/20/2013 | CN102979966A Reinforced plastic tube and manufacturing method thereof |
| 03/20/2013 | CN102979965A Fiber reinforced polymer (FRP) tendon and stainless steel tube composite and preparation technology thereof |
| 03/20/2013 | CN102979964A Fiber reinforced polymer (FRP) material and stainless steel tube composite and preparation technology thereof |
| 03/20/2013 | CN102979963A Large-caliber glass fiber-reinforced plastic ribbed pipe |
| 03/20/2013 | CN102979962A Antistatic PVC (polyvinyl chloride) pipe |
| 03/20/2013 | CN102979961A Air-conditioning indoor machine connecting pipe |
| 03/20/2013 | CN102979960A Thermal insulation pipe |
| 03/20/2013 | CN102977523A High-performance polyvinyl chloride pipe |
| 03/20/2013 | CN102977518A Heat-resistant wearable polyvinyl chloride (PVC) tubular product |
| 03/20/2013 | CN102977515A Anti-impact high-strength polyvinyl chloride (PVC) pipe material |
| 03/20/2013 | CN102977513A Environment-friendly PVC (Poly Vinyl Chloride) protection sleeve |
| 03/20/2013 | CN102977512A Production method of PVC (polyvinyl chloride) injection molding tube |
| 03/20/2013 | CN102977508A Formulation of flame retardant PVC (Polyvinylchloride) pipe |
| 03/20/2013 | CN102977507A PVC (polyvinyl chloride) tube formula |
| 03/20/2013 | CN102977506A Formula of high-impact-resistance polyvinyl chloride (PVC) pipe material |
| 03/20/2013 | CN102977505A Formula of polyvinyl chloride (PVC) tubular product for drainage |
| 03/20/2013 | CN102977504A PVC (polyvinyl chloride) double-wall rubber tube formula |
| 03/20/2013 | CN102977501A Method for enhancing wear resistance and heat resistance of PVC (polyvinyl chloride) tubes by using crosslinked starch |
| 03/20/2013 | CN102977495A Polyvinyl chloride water supply pipe material and production process thereof |
| 03/20/2013 | CN102977461A Nano antibacterial polypropylene pipe and preparation method of same |
| 03/20/2013 | CN102977447A Heat-resistant polyethylene crosslinked pipe and preparation method thereof |
| 03/20/2013 | CN102276913B Polypropylene material for MPP (modified polypropylene) jacking pipe |
| 03/20/2013 | CN102233684B Production method for high-strength plastic composite pipe line, and pipe line produced by using the same |
| 03/20/2013 | CN101946111B High pressure pipe liner coupling assembly and method |
| 03/20/2013 | CN101743278B Beta-nucleated polypropylene composition |
| 03/20/2013 | CN101316707B Multilayer tube for transporting water or gas |
| 03/19/2013 | US8398336 Pipe structure and methods of laying and use of a pipeline including such a pipe structure |
| 03/19/2013 | US8397766 Pipe for transporting a medium and method for manufacturing a pipeline |
| 03/19/2013 | US8397765 High temperature resistant insulation for pipe |
| 03/14/2013 | WO2013036581A1 Polyethylene additive compositions and articles made from same |
| 03/14/2013 | US20130065059 Method of adhering ionomer to metal |
| 03/14/2013 | US20130062232 Concealment apparatus for ignition interlock devices |
| 03/14/2013 | US20130061972 Fluid filled jacket for concrete pipe |
| 03/14/2013 | US20130061759 Gas delivery system |
| 03/14/2013 | CA2848045A1 Polyethylene additive compositions and articles made from same |
| 03/13/2013 | EP2568205A2 Plastic pipe, pipe system and aircraft comprising a pipe system |
| 03/13/2013 | EP2566689A1 Multilayer tubes |
| 03/13/2013 | CN202791107U Corrugated pipe |
| 03/13/2013 | CN202791106U Sealed type corrugated pipe |
| 03/13/2013 | CN202791009U Novel corrugated pipe fitting |
| 03/13/2013 | CN202791002U Silencing drain |
| 03/13/2013 | CN202791001U Plastic pipe with four channels |
| 03/13/2013 | CN202791000U High-strength plastic pipe |
| 03/13/2013 | CN202790999U Novel double-layer pipe fitting |
| 03/13/2013 | CN202790998U Production equipment of plastic cladding occluded spiral corrugated steel tube |
| 03/13/2013 | CN202790997U Glass-fiber reinforced polypropylene (FRPP) steel-strip-wound ribbed pipe |
| 03/13/2013 | CN202790996U FRPP (fiber reinforced poly propylene) dual-wall steel strip wound ribbed pipe |
| 03/13/2013 | CN202790995U FRPP (fiber reinforced poly propylene) wound reinforcement pipe |
| 03/13/2013 | CN202790994U Metal resin compound pipe used for burying underground |
| 03/13/2013 | CN202790993U Prestressed pipe structure with wire breaking monitoring function |
| 03/13/2013 | CN202790992U Plastic cladding occlusion helical corrugated steel tube |
| 03/13/2013 | CN202790991U Novel material large-diameter steel-plastic composite pipe |
| 03/13/2013 | CN202790990U Random copolymer polypropylene aluminum plastic composite tube |
| 03/13/2013 | CN202790989U Plastic composite pipe |
| 03/13/2013 | CN202790988U Plastic sleeve-steel sleeve steel composite heat preservation pipe |
| 03/13/2013 | CN202790987U Anti-impact lining ceramic ball conveying rubber hose |
| 03/13/2013 | CN202790986U Ceramic-lined steel tube |
| 03/13/2013 | CN202790985U Ultra-high molecular weight enhancing polyethylene pipe |
| 03/13/2013 | CN202790984U FRPP (fiber reinforced poly propylene) ribbed pipe |
| 03/13/2013 | CN202790983U Glass fiber reinforced polypropylene steel strip winding ribbed pipe |
| 03/13/2013 | CN202790982U Convex rib plastic pipe |
| 03/13/2013 | CN202790981U Inner polygon plastic pipe |
| 03/13/2013 | CN202790980U Reinforced type corrugated pipe |
| 03/13/2013 | CN202790979U Pipeline |
| 03/13/2013 | CN202790978U Composite steel pipe |
| 03/13/2013 | CN202790977U Corrosion resisting steel tube |
| 03/13/2013 | CN202790976U Surfacing wear resistant composite steel pipe |
| 03/13/2013 | CN202790975U Special section tube with positioning mounting arms |
| 03/13/2013 | CN202790974U Air-conditioner energy saving connecting pipe |
| 03/13/2013 | CN202790973U Connecting pipe |
| 03/13/2013 | CN202790972U Shower water pipe capable of rotating freely |
| 03/13/2013 | CN202790971U Hexagonal prism pipe |
| 03/13/2013 | CN202790970U Round pipe with inner hexagonal prism hole |
| 03/13/2013 | CN202790969U Color changing tubular product |
| 03/13/2013 | CN202790968U Novel tubing |
| 03/13/2013 | CN202790967U Tubular material |
| 03/13/2013 | CN202789095U Turbocharger cold end pipe assembly |
| 03/13/2013 | CN102971373A Polyolefin composition for pipe systems and sheets |
| 03/13/2013 | CN102966811A Galvanized spiral gas drainage pipe and processing method thereof |
| 03/13/2013 | CN102966802A Reinforced-type plastic pipe |