| Patents for F16L 9 - Rigid pipes (18,006) |
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| 02/14/2013 | US20130037162 Thick welded steel pipe excellent in low temperature toughness, manufacturing method of thick welded steel pipe excellent in low temperature toughness, and steel plate for manufacturing thick welded steel pipe |
| 02/14/2013 | US20130037161 Treating fluidic channels |
| 02/14/2013 | US20130037158 Engine exhaust assembly |
| 02/14/2013 | US20130037157 Up-jacketed sub-ducts |
| 02/13/2013 | EP2557345A2 Pipe made of synthetic resin having a plurality of internal tubes |
| 02/13/2013 | CN202736525U Combination cable applied to gas shield welding |
| 02/13/2013 | CN202733413U Hexagonal cold-drawn seamless steel tube |
| 02/13/2013 | CN202733411U Double-layer cold-drawn copper tube |
| 02/13/2013 | CN202733410U Cold-drawn seamless special-shaped steel tube |
| 02/13/2013 | CN202733408U Cold-drawn double-layer precision steel tube |
| 02/13/2013 | CN202733222U Mute water draining pipe |
| 02/13/2013 | CN202733221U Silencing metal composite pipe |
| 02/13/2013 | CN202733220U Composite coating for vibration attenuation and noise reduction of pipeline |
| 02/13/2013 | CN202733219U Noise elimination sound insulation high hydrophobic environment-friendly air duct |
| 02/13/2013 | CN202733218U Pipeline and pipeline assembly |
| 02/13/2013 | CN202733217U Sheet metal ventilation pipe |
| 02/13/2013 | CN202733216U Plastic double-wall corrugated pipeline with vertical and horizontal reinforcing ribs |
| 02/13/2013 | CN202733215U Metal pipe arranged in plastic double-wall corrugated pipeline |
| 02/13/2013 | CN202733214U Wall pipe with polyethylene (PE) winding structure |
| 02/13/2013 | CN202733213U Pressure pipe wound by polyethylene sandwich reinforcing rib plate belts in reciprocated mode |
| 02/13/2013 | CN202733212U Glass fiber reinforced HDPE (high-density polyethylene) double-wall winding pipe |
| 02/13/2013 | CN202733211U Composite steady-state antibacterial water supply pipeline |
| 02/13/2013 | CN202733210U Polyethylene (PE) inflaming retarding water supply pipe |
| 02/13/2013 | CN202733209U Fiber-reinforced antibacterial pipeline |
| 02/13/2013 | CN202733208U Novel outer anticorrosion pipe |
| 02/13/2013 | CN202733207U NovelPE (polyethylene) tube |
| 02/13/2013 | CN202733206U Electrostatic dissipative type oil station buried oil delivery pipeline |
| 02/13/2013 | CN202733205U Uniaxial orientation enhancing band enhanced composite plastic pipeline |
| 02/13/2013 | CN202733204U PP-R antibiosis water supply pipe |
| 02/13/2013 | CN202733203U Multilayer composite ground source heat pump (GSHP) special tube |
| 02/13/2013 | CN202733202U Anti-light water supply pipeline |
| 02/13/2013 | CN202733201U Anti-corrosive cold-drawn steel pipe |
| 02/13/2013 | CN202733200U Cold-drawn seamless steel tube with thermal insulation property |
| 02/13/2013 | CN202733199U Pipe |
| 02/13/2013 | CN202733198U 管道 Pipeline |
| 02/13/2013 | CN102933327A Double-walled pipe with a gap, and manufacturing method therefor |
| 02/13/2013 | CN102933313A Section of pipe lined with a resin mortar and manufacturing method thereof |
| 02/13/2013 | CN102927381A Air duct |
| 02/13/2013 | CN102927380A Water-oil composite tube and vehicle oil way anti-freezing device and method using same |
| 02/13/2013 | CN102927379A Novel oxygen blocking type polybutene tubular product |
| 02/13/2013 | CN102927378A Vacuum vertical burying heating pipe |
| 02/13/2013 | CN102927377A Titanium nanometer polymer alloy coating aluminum plastic composite pipe and processing device and production method thereof |
| 02/13/2013 | CN102927376A Wear-resistant concrete pump pipe |
| 02/13/2013 | CN102925945A Mother for preparing a lifting tube through counter-gravity casting |
| 02/13/2013 | CN102924842A High-impact polyvinyl chloride (PVC)/ nitrile-butadiene rubber (NBR) pipe and preparation method thereof |
| 02/13/2013 | CN102924841A High-impact-resistance PVC (Polyvinyl Chloride)/MBS (Methyl Methacrylate)/SBR (Styrene Butadiene Rubber) pipe and preparation method thereof |
| 02/13/2013 | CN102924788A Special enhancement function regulator for polyethylene pipes |
| 02/13/2013 | CN102924775A Polyethylene tubing resin composition |
| 02/13/2013 | CN102219955B High temperature mute drainpipe |
| 02/13/2013 | CN101386110B Apparatus and method for sealing collars of double-wall bellows and double-wall belows so obtained that can be fitted with crack monitoring |
| 02/12/2013 | US8371338 Foam insulation structure and method for insulating annular ducts |
| 02/12/2013 | CA2706904C Liquefied natural gas pipeline with near zero coefficient of thermal expansion |
| 02/12/2013 | CA2537302C A flexible unbonded pipe and a method for producing such pipe |
| 02/07/2013 | US20130034695 Liquid-impregnated surfaces, methods of making, and devices incorporating the same |
| 02/07/2013 | US20130033033 Pipeline liner non-flange connection |
| 02/07/2013 | US20130032316 Liquid-Impregnated Surfaces, Methods of Making, and Devices Incorporating the Same |
| 02/06/2013 | EP2554592A1 Resin composition, molded article, multilayered pipe and method for producing the same |
| 02/06/2013 | EP2552601A2 Facility for coating the inside of a pipe element and corresponding use |
| 02/06/2013 | EP2552600A1 Section of pipe lined with a resin mortar and corresponding method |
| 02/06/2013 | CN202719291U Rigid polyvinyl chloride composite silent pipe |
| 02/06/2013 | CN202719290U Rigid polyvinyl chloride composite spiral mute pipe |
| 02/06/2013 | CN202719289U Casting ceramic wear-resisting double pipe with replaceable inner pipe |
| 02/06/2013 | CN202719288U Novel drain pipe |
| 02/06/2013 | CN202719287U Glass fiber resin band winding continuous reinforcing composite pipe |
| 02/06/2013 | CN202719286U Steel-plastic composite winding pipe |
| 02/06/2013 | CN202719285U Heavy-caliber structure with reinforced glass steel pipeline |
| 02/06/2013 | CN202719284U High-rigidity polyethylene winding structure wall pipe |
| 02/06/2013 | CN202719283U Polyethylene winding structure wall tooth-shaped pipe and tooth-shaped material strip forming die |
| 02/06/2013 | CN202719282U Reinforced settlement prevention jacking pipe used for non-excavation construction |
| 02/06/2013 | CN202719281U High-safety metallic reinforced plastic composite tube |
| 02/06/2013 | CN202719280U Reinforced concrete composite tube |
| 02/06/2013 | CN202719279U Prestress steel cylinder concrete composite pipe |
| 02/06/2013 | CN202719278U Oil outlet pipe assembly of steering oil pump of fork-lift truck |
| 02/06/2013 | CN102918083A Sulfonate-modified polyamide having improved barrier properties |
| 02/06/2013 | CN102913693A Novel steel pipe and manufacturing method thereof |
| 02/06/2013 | CN102913692A High temperature resistant air duct |
| 02/06/2013 | CN102913691A Reinforced composite pipe and manufacturing method thereof |
| 02/06/2013 | CN102913690A Two-layer structure oxygen resisting plastic pipe and manufacturing method thereof |
| 02/06/2013 | CN102913689A Thermal insulating pipe and manufacturing method of thermal insulating pipe |
| 02/06/2013 | CN102913688A Delivery pipe, manufacturing method thereof and concrete pumping device |
| 02/06/2013 | CN102913687A Delivery pipe, manufacturing method thereof and concrete pumping device |
| 02/06/2013 | CN102913028A Concrete telegraph pole and other prefabricated concrete components capable of being easily carried and locally assembled with prestressing force |
| 02/06/2013 | CN102911460A High weather-resistant low-smoke halogen-free flame-retardant rigid polyvinyl chloride pipe and preparation process thereof |
| 02/06/2013 | CN102911454A PVC (polyvinyl chloride)/ABS (acrylonitrile butadiene styrene copolymer)/CPE (chlorinated polyethylene) pipe with high impact resistance and method for preparing same |
| 02/06/2013 | CN102911453A High-impact PVC (polyvinyl chloride)/ABS (poly(acrylonitrile butadiene styrene)) tubing and preparation method thereof |
| 02/06/2013 | CN102911452A PVC/CPE (Polyvinyl chloride/chlorinated polyethylene) tubing with high impact resistance and preparation method thereof |
| 02/06/2013 | CN102911434A LDPE (Low-Density Polyethylene) modified polypropylene tube and preparation method thereof |
| 02/06/2013 | CN102911425A Special material for extrusion-grade ultra-high molecular weight polyethylene pipe with high melt fluidity and preparation method thereof |
| 02/06/2013 | CN102908106A Metal tube for a vacuum cleaner, shaped with an engaging means for a suction tool or for a connection device |
| 02/05/2013 | US8366980 Method for producing hollow structual body |
| 02/05/2013 | US8365967 Pressure-activated valve |
| 02/05/2013 | US8365776 Liquefied natural gas pipeline with near zero coefficient of thermal expansion |
| 02/05/2013 | US8365775 Concentric, insulated tubular conduits and method for assembly |
| 02/05/2013 | CA2524830C Double wall pipe with spacer member and aerogel insulation layer |
| 01/31/2013 | WO2013016051A2 Water self-shutoff tubular |
| 01/31/2013 | US20130025875 Pipe-in-pipe apparatus, and methods and systems |
| 01/31/2013 | US20130025687 Water Self-Shutoff Tubular |
| 01/31/2013 | DE102011108603A1 Verbundkomponenten-Koppelsystem und Verfahren zum Vorbereiten der Kopplung einer Verbundkomponente an eine weitere Komponente Composite component interface apparatus and method for preparing a composite of the coupling component to a further component |
| 01/30/2013 | EP2550325A1 Stiff and tough polypropylene compound |
| 01/30/2013 | EP2550324A1 Heterophasic polypropylene with excellent creep performance |