Patents for F16L 9 - Rigid pipes (18,006)
11/2011
11/24/2011US20110288265 Plastic containers and conduits
11/24/2011US20110284239 Non-stick articles
11/24/2011US20110284117 Fuel compositions
11/24/2011DE112008001067B4 Verfahren zur Herstellung eines metallverstärkten Kunststoff-Verbundrohrs und metallverstärktes Kunststoff-Verbundrohr A method for producing a metal-reinforced plastic composite tube and metal-reinforced plastic composite pipe
11/23/2011CN202048307U Bridging type seamless polyethylene foaming heat-preservation pipe
11/23/2011CN102257304A Multi-tubular fluid transfer conduit
11/23/2011CN102257054A Polyolefin composition for water pipes with good resistance to chlorine dioxide and low migration
11/23/2011CN102257053A Polyolefin composition for water pipes with increased resistance to chlorine dioxide
11/23/2011CN102252139A Sound insulation tube
11/23/2011CN102252138A Glass fiber reinforced polyolefin tube and preparation method and application thereof
11/22/2011CA2607076C Pipeline for conducting air for air conditioning in aircrafts
11/17/2011WO2011143567A2 System and method for repairing and strengthening pipe with internal helically wound tensile reinforcement
11/17/2011WO2011143108A1 Cable duct and hose attachment
11/17/2011WO2011081342A3 Corrugated steel pipe
11/17/2011US20110278236 Water treatment device
11/17/2011US20110277868 Method for repairing and strengthening pipe with internal helically wound tensile reinforcement
11/17/2011US20110277867 In-tank tube for automotive fuel and method of producing the tube
11/17/2011US20110277866 Apparatus and Method For Sealing A Ventilation Channel of A Pipe
11/17/2011US20110277470 Solar Thermal Power Plant and Dual-Purpose Pipe for Use Therewith
11/17/2011DE102008027102B4 Doppelwand-Wellrohr und Formbacken für eine Vorrichtung zur Herstellung eines derartigen Doppelwand-Wellrohres Double-wall corrugated pipe and mold blocks of an apparatus for producing such a double-wall corrugated pipe
11/16/2011CN202040484U Dovetailing coextrusion heat preservation liquid conveying pipe
11/16/2011CN202040459U Novel fiber reinforced plastic concrete composite pipe
11/16/2011CN202040449U Novel internal-sliding steam pipe
11/16/2011CN202040448U Plastic composite pipe used for high temperature lining repair
11/16/2011CN202040447U Steel, plastic and ceramic composite pipe
11/16/2011CN202040446U Solid-wall cement pipe
11/16/2011CN202040445U Salt drainage pipe for soil improvement
11/16/2011CN202040444U Composite air duct
11/16/2011CN102245951A Layer for pipes made of multimodal polyethylene composition
11/16/2011CN102242836A Steel-plastic composite pipeline
11/16/2011CN102242835A Steel belt embedded type ultra-high molecular weight polyethylene compound pipe
11/16/2011CN102242834A Double-layer polyethylene composite tubular product with ultrahigh molecular weight
11/16/2011CN102242833A Novel structure for polyethylene reinforced compound pipe
11/16/2011CN102242832A Two-layer plastic guide piece for pressurised fluid lines
11/16/2011CN102241864A Silane-grafted high-density polyethylene room-temperature cross-linking special material and preparation method thereof
11/16/2011CN101831096B Method for manufacturing modified high-molecular polythene wear-resistant tubing
11/15/2011CA2513031C Duct board with water repellant mat
11/13/2011CA2738134A1 An apparatus and method for sealing a ventilation channel of a pipe
11/10/2011WO2011138085A1 Multilayer tubes
11/10/2011US20110274863 Thermal insulating tape with fire protecting system and its use in aircraft construction
11/10/2011US20110272054 Pipe member equipped with heat insulation core pipeline and u-shaped annularly-distributed pipeline
11/10/2011US20110272053 Air blowing device
11/09/2011EP2293929B1 Compound tubes
11/09/2011CN202032192U Double-noise-reduction anti-freezing water supply and drainage pipe
11/09/2011CN202032191U Water drainage winding double-walled pipe of 300 to 4000 mm
11/09/2011CN202032190U Water supply winding double pipe of 300 to 4000 mm
11/09/2011CN202032189U Plastic steel winded converging tube
11/09/2011CN202032188U Anticorrosion high-density polyethylene polyurethane thermal insulation steel pipe
11/09/2011CN202032187U Polyurethane spiral composite wear-resistant pipe
11/09/2011CN202032186U Steel mesh enhanced polyolefin winding water feeding pipe
11/09/2011CN202032185U S-shaped heat-preservation steel tube
11/09/2011CN202032184U Flame-retardant polypropylene composite pipe
11/09/2011CN202032183U Improved water pipe
11/09/2011CN202032182U Modified ASA / PVC / PVC three-layer composite co-extrusion water pipe
11/09/2011CN202032181U Intelligent heating petroleum pipe with flow guiding function
11/09/2011CN102235559A Tube-shaped body for conveying solid, liquid and/or gaseous substances
11/09/2011CN102235558A Steel fiber reinforced concrete pipe with ribbed thin wall
11/09/2011CN102235557A Thin-walled steel fiber concrete pipe
11/09/2011CN102235556A Steel-plastic composite pipe
11/09/2011CN102235555A Method for producing continuous fiber reinforced plastic composite pipeline and pipeline produced thereby
11/09/2011CN102235554A L485Q (X70Q) grade pipeline steel pipe for low temperature acidic environment and manufacturing method thereof
11/09/2011CN102234441A Manufacturing method of energy plastic masterbatch and plastic product derived from energy plastic masterbatch
11/09/2011CN102233684A Production method for high-strength plastic composite pipe line, and pipe line produced by using the same
11/09/2011CN101486821B Nontoxic chlorinated polyvinyl chloride pipe and preparation thereof
11/08/2011DE202011005574U1 Hochdruckdurchführung High Pressure implementing
11/03/2011WO2011136245A1 Fire-resistant piping material
11/03/2011US20110268508 Improvements Relating to Pipe
11/03/2011US20110265766 Fuel delivery pipe
11/03/2011US20110265681 Propellable apparatus and related methods
11/03/2011DE102010018799A1 Rohrförmiger Körper zur Förderung von festen, flüssigen und/oder gasförmigen Stoffen A tubular body for the promotion of solid, liquid and / or gaseous substances
11/02/2011CN202023998U Three-layer PE (polyurethane) anti-corrosion production line
11/02/2011CN202023997U Steel-plastic composite pipe and sealing and connecting piece of steel-plastic composite pipe
11/02/2011CN102230554A Method for producing steel-plastic multi-element composite pipes
11/02/2011CN102229723A Application of polymer additive M4228 in preparing copolypropylene tubing
11/02/2011CN101846217B Anti-static inflaming-retarding PVC firedamp drainage tube stock for mine and preparation method
11/02/2011CN101566256B Stainless steel composite steel pipe and manufacturing method thereof
11/01/2011US8047328 Plastic muffler and method for making same
11/01/2011US8047238 Cured in place pipe liner
10/2011
10/31/2011DE202011004218U1 Entleerbares Doppelmantelrohr Drainable jacketed tube
10/27/2011WO2011131106A1 A thin wall steel-fiber concrete pipe
10/27/2011US20110259482 Use of a Steel Alloy for Well Pipes for Perforation of Borehole Casings, and Well Pipe
10/27/2011US20110259464 Chlorine-resistant crosslinkable polyolefin compositions and articles made therefrom
10/27/2011US20110259463 Viscoelastic damped jumpers
10/27/2011US20110259462 Large scale structures and methods for constructing the same
10/27/2011DE202010008094U1 Rohrsystem aus einem strahlenvernetzten Kunststoffmaterial sowie Rohr Pipe system from a radiation-crosslinked plastic material and pipe
10/26/2011EP1781712B1 High strength bimodal polyethylene compositions
10/26/2011CN202018871U Heat exchanger pipeline connecting structure for water-cooled reactor/transformer
10/26/2011CN202017831U Novel concentric tube divider
10/26/2011CN202017830U Steel-concrete composite structure pipeline being suitable for vacuum pipeline transportation
10/26/2011CN202017829U Plastic composite pipe with steel wire gauze framework
10/26/2011CN202017828U Multivariate anti-wear corrosion-resistant composite pipeline
10/26/2011CN202017827U Dedicated tube for tank cover of corrosion-resistant electric heating concentration tank
10/26/2011CN202017826U Spiral high-pressure water pipe
10/26/2011CN202017825U Nano antibacterial polypropylene-reverse conducting thyristor (PP-RCT)
10/26/2011CN202017824U Liquid relief pipe
10/26/2011CN102226487A Heat-supply three-layer casing system based on countercurrent heat exchange principle
10/26/2011CN102226486A CuAl bimetallic composite pipe and die extrusion molding method thereof
10/26/2011CN102226028A Self-cleaning antibacterial beta-crystal form PP-R cold-hot water pipe material and preparation method thereof
10/26/2011CN101907204B Heat-resistant polyolefin composite permanent magnet pipe
10/24/2011DE202010009571U1 Hohlkörper aus Polymermaterial Hollow body of polymeric material
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