| Patents for F16L 9 - Rigid pipes (18,006) |
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| 07/05/2011 | US7971610 Tubular bodies and methods of forming same |
| 07/05/2011 | CA2543386C Aerogel/ptfe composite insulating material |
| 06/30/2011 | WO2011077110A1 Method of manufacturing a mechanically lined pipe |
| 06/30/2011 | WO2011076402A1 Pipe |
| 06/30/2011 | US20110159198 Flame guard and exhaust system for large area combustion deposition line, and associated methods |
| 06/30/2011 | US20110156384 Pipe With Reinforced Female End |
| 06/30/2011 | US20110155712 Pipe element with a trimmed edge for welding onto a carrier |
| 06/30/2011 | US20110155275 Duct means for an air flow or a gas flowand a method for manuacturing , handling and mounting said duct means |
| 06/30/2011 | DE10215607B4 Rohrverbinder Pipe Connector |
| 06/30/2011 | DE102010022354A1 Kunststoffmantelrohr und Verfahren zu dessen Herstellung Plastic tubular casing and the process for its preparation |
| 06/30/2011 | DE102009060594A1 Rohr Tube |
| 06/30/2011 | DE102005007434B4 Schutzrohr für Versorgungsleitungen Protective tube for supply lines |
| 06/30/2011 | CA2781586A1 Method of manufacturing a mechanically lined pipe |
| 06/29/2011 | EP2210029B1 Pipe for channelling liquids, and method of producing the same |
| 06/29/2011 | CN201884817U Corrugated pipe |
| 06/29/2011 | CN201884809U Two-wall corrugated pipe |
| 06/29/2011 | CN201884808U Wrapping tape |
| 06/29/2011 | CN201884807U Prestress steel cylinder pipe with guide structure |
| 06/29/2011 | CN201884806U Port protection type plastic-lined composite pipe |
| 06/29/2011 | CN201884805U Wet type thermal insulation and weight counterbalance conveying pipeline for ocean engineering |
| 06/29/2011 | CN201884804U Plastic-lined type composite pipe |
| 06/29/2011 | CN201884803U Plastic composite pipe |
| 06/29/2011 | CN201884802U Composite polyethylene pipe with low cost |
| 06/29/2011 | CN102112498A Novel copolymers |
| 06/29/2011 | CN102109069A Pipe of pipeline without scale and preparation method thereof |
| 06/29/2011 | CN102109068A Concave-convex pipe |
| 06/28/2011 | US7967031 Delivery pipe for the transport of solids |
| 06/23/2011 | WO2011073146A1 Fuel line and fuel tank system |
| 06/23/2011 | WO2011072562A1 Reinforcing method for plastic-steel-wound tube and steel-belt-reinforced composite strip |
| 06/23/2011 | US20110147393 Fluid line |
| 06/23/2011 | US20110146831 Corrosion Resistant Oil Field Tubulars for Use as an Oilfield Screen and Other Products and Method of Application |
| 06/23/2011 | US20110146830 Shear Increasing System |
| 06/23/2011 | US20110146827 Highly-durable tube usable for movement unit for rotation, flexion, and the like and method for producing the same |
| 06/22/2011 | EP2336659A1 Bi-directional air flow separator for a double-flow installation |
| 06/22/2011 | DE102009058586A1 Pipeline arrangement, particularly for arranging in vehicle, has fluid line that is provided with recess, where fluid line is extended in direction of longitudinal axis |
| 06/22/2011 | DE102009054910A1 Faserarmierter Körper Fibre-reinforced body |
| 06/22/2011 | CN201875363U Energy storage temperature balancer in pipeline |
| 06/22/2011 | CN201875358U Anticorrosion pipe compositing with inner layer of epoxy coating and three outer layers of polypropylene coating |
| 06/22/2011 | CN201875340U Plastic pipeline and connecting structure for plastic pipelines |
| 06/22/2011 | CN201875299U Double-flat-wall pipe strip and double-flat-wall pipe |
| 06/22/2011 | CN201875298U Steel plastic composite wound pipe using trapezoid steel belt |
| 06/22/2011 | CN201875297U Double-flat-wall winding pipe lap joint structure and double-flat-wall pipe using same |
| 06/22/2011 | CN201875296U Prestressed reinforced concrete pipe with spigots with water blocking rings |
| 06/22/2011 | CN201875295U Steel-plastic composite hot water pipe |
| 06/22/2011 | CN201875294U Steel belt framework polyethylene multiple-unit tube used for coal mine well |
| 06/22/2011 | CN201875293U Fiber-reinforcement composite self-floating pipeline |
| 06/22/2011 | CN201875292U Multi-course composite plastic heating tubular product |
| 06/22/2011 | CN201875291U Novel polyethylene reinforced composite tubing structure |
| 06/22/2011 | CN201875290U Fiber reinforcement pipe for mine |
| 06/22/2011 | CN201875289U Titanium copper composite pipe for condenser of automobile |
| 06/22/2011 | CN201872320U Extrusion mould for inner pipe of composite pipe and composite pipe |
| 06/22/2011 | CN102105499A Propylene-hexene random copolymer produced in the presence of a ziegler natta catalyst |
| 06/22/2011 | CN102102493A High-intensity compound tube |
| 06/22/2011 | CN102101924A Machining method of ultrahigh molecular weight polyethylene pipe |
| 06/22/2011 | CN101344195B Glass fibre reinforced plastic concrete reinforced pipe with steel faucet |
| 06/16/2011 | WO2011069657A1 Handle for a cleaning device |
| 06/16/2011 | US20110139290 Duct system componentry |
| 06/16/2011 | US20110139289 Portable manufacturing method for manufacturing flexible insulated duct |
| 06/16/2011 | DE102009058360A1 Kraftstoffleitung Fuel line |
| 06/16/2011 | DE102009051603A1 Method for producing multi-dimensionally structured pipe that is utilized as e.g. air-conditioning pipe in aircraft, involves forming multi-dimensional structures in wall with locally or nearly constant wall thickness |
| 06/16/2011 | CA2784927A1 Design method for subsea equipment subject to hydrogen induced stress cracking |
| 06/15/2011 | EP1551591B1 Method of producing an air hardenable stainless steel tube |
| 06/15/2011 | CN201866427U Corrugated pipe strip and corrugated pipe |
| 06/15/2011 | CN201866426U Steel wire net framework compound pipeline |
| 06/15/2011 | CN201866425U PP-R (polypropylene) plastic pipe |
| 06/15/2011 | CN201866424U Steel wire mesh skeleton composite pipe |
| 06/15/2011 | CN201866423U Pipeline for pelletizing production line |
| 06/15/2011 | CN201866422U High-pressure-resistant glass fiber reinforced plastic reinforced steel-plastic pipe |
| 06/15/2011 | CN201866421U Corrosion-preventing and oxygen-isolating self-cleaning PPR (pentatricopeptide repeats) compound pipe |
| 06/15/2011 | CN102095026A Polyethylene water supply pipe for trenchless construction |
| 06/15/2011 | CN102095025A Tube in shape like Chinese character 'pin' with polyethylene winding structure wall and production process thereof |
| 06/15/2011 | CN102095024A Tapered air pipe |
| 06/15/2011 | CN102093634A Preparation method of noctilucent material and magnetic powder duct |
| 06/15/2011 | CN102093618A Conductive master batch for mining polyethylene pipe and production method thereof |
| 06/15/2011 | CN102093616A Method for preparing plastic pipes by recovering and recycling waste plastic woven bags |
| 06/15/2011 | CN102093597A Preparation method of degradable biomass material and magnetic powder tube |
| 06/15/2011 | CN101788085B Composite type plastic pipe with wound netting wire and strengthened bell mouth and manufacturing process thereof |
| 06/15/2011 | CN101672395B Abrasion-resistant fluoroplastic sleeve |
| 06/15/2011 | CN101413604B Duplex-metal abrasion-proof bent tube |
| 06/15/2011 | CN101240864B Hollow silencing pipeline molding equipment |
| 06/14/2011 | CA2497748C Metal bellows tube, method of producing the same, and flexible tube for high-pressure fluid |
| 06/09/2011 | US20110136672 Superconductors with improved mecanical strength |
| 06/09/2011 | US20110132487 Tubular Component |
| 06/09/2011 | US20110132486 High Strength Thread for Tubular Composites |
| 06/09/2011 | US20110132478 Industrial polyolefin piping system |
| 06/08/2011 | CN201858442U Ultrahigh molecular weight polyethylene (UHMWPE) steel wire mesh skeleton composite pipe |
| 06/08/2011 | CN201858441U Lined reinforced concrete anticorrosive composite pipeline |
| 06/08/2011 | CN201858440U Heavy-caliber graphite lining connecting pipe fitting |
| 06/08/2011 | CN201858439U Soundproof plastic pipe |
| 06/08/2011 | CN201858438U Reinforced polypropylene pipe |
| 06/08/2011 | CN201858437U Plastic pipe |
| 06/08/2011 | CN201858436U Nano antibacterial plastic pipe |
| 06/08/2011 | CN102089120A Process for production of steel tube having polyolefin-coated inside surface |
| 06/08/2011 | CN102086954A Steel-plastic composite pipe |
| 06/08/2011 | CN102086953A Temperature-resistant pressure-resistant bidirectional self-reinforced plastic pipe special for oil treatment |
| 06/08/2011 | CN102086952A Temperature and pressure resistant circumferential self-reinforcement plastic pipe specific for oil treatment |
| 06/08/2011 | CN102086951A Temperature-resistant pressure-resistant axial self-reinforced plastic pipe special for oil treatment |
| 06/08/2011 | CN102086357A Adhesive resin used for steel band reinforced polyethylene spiral corrugated pipe and preparation method thereof |
| 06/08/2011 | CN101709810B Low-temperature prefabricating process of anticorrosive heat insulating compound pipeline |
| 06/08/2011 | CN101498390B Glass fibre reinforced plastic and prestress steel cylinder concrete composite pipes and manufacturing process thereof |