| Patents for F16L 9 - Rigid pipes (18,006) |
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| 01/09/2008 | CN100360333C Filler tube |
| 01/03/2008 | WO2007096548A3 Element comprising coaxial pipes, including an inner pipe under tensile stress, and production method thereof |
| 01/03/2008 | US20080000533 Structure for Connection Between Integrated Panel and Fluid Device |
| 01/03/2008 | DE102006029378A1 Heat exchanger tube comprises first thin sheet of material partially forming broad and narrow sides of tube body and partially enclosing an interior space, and second sheet of material partially forming fin brazed to tube body |
| 01/02/2008 | EP1873368A2 Flexible metal tube and sealing ring |
| 01/02/2008 | CN200999929Y Air conditioner connecting tube |
| 01/02/2008 | CN200999928Y Life drinking water, domestic water and moderate water three-in-one quality separation water supply pipe and combined member |
| 01/02/2008 | CN200999927Y Plastic-blasting pipe special for coal mine |
| 01/02/2008 | CN200999926Y High pressure intensity plastic steel tube |
| 01/02/2008 | CN200999925Y Composite type structure wall spiral wrap pipes |
| 01/02/2008 | CN200999924Y Piping structure improved structure |
| 01/02/2008 | CN101097035A Inorganic reinforced fiberglass pipe jacking and molding process |
| 01/01/2008 | US7314237 Pipe joint assembly |
| 01/01/2008 | US7314067 Design and manufacturing method for multi-material tube structures |
| 12/27/2007 | DE202006012610U1 Mehrschichtiges Rohr Multilayer pipe |
| 12/27/2007 | DE202006012609U1 Mehrschichtiges Rohr Multilayer pipe |
| 12/27/2007 | DE202006012608U1 Mehrschichtiges Rohr Multilayer pipe |
| 12/27/2007 | DE19515678B4 Rohr aus Polyethylen mit verbesserten mechanischen Eigenschaften Tube made of polyethylene having improved mechanical properties |
| 12/27/2007 | DE102007029339A1 Bimetal tube for producing chemical tube bundle system for handling highly corrosive fluid e.g. urea, in industrial plant, has tubular unit arranged circularly around section of another tubular unit proximate to end of latter tubular unit |
| 12/26/2007 | EP1869270A1 Method for reinforcing a metal tubular structure |
| 12/26/2007 | EP1869124A1 Mxd. 10 polyamide-based barrier structures |
| 12/26/2007 | EP1611385B1 Tubing and piping for multiphase flow |
| 12/26/2007 | CN200996507Y Thermal-insulating pipe structural component |
| 12/26/2007 | CN200996506Y Composite grease-dipping pipe of polythene glass fiber |
| 12/26/2007 | CN200996505Y Composite grease-dipping pipe of glass fiber |
| 12/26/2007 | CN200996504Y Plastic pipe with anodic oxygen layer |
| 12/26/2007 | CN200996363Y Marine heat-energy generating ship pulled on semi-submerged drilling platform |
| 12/26/2007 | CN200996320Y Spiral recessed U-shaped pipe |
| 12/26/2007 | CN101093037A Conduit in use for vacuum system |
| 12/26/2007 | CN100357651C Non-crosslinked thermoplastic pipe end flange of silicane crosslinked polyethylene pipeline and connection pipe network |
| 12/26/2007 | CN100357650C Pipe end flange of steel-frame reinforced composite plastic pipe and method for fabricating same |
| 12/25/2007 | US7311863 Method for producing glass-like carbon pipe, and glass-like carbon pipe produced by such method |
| 12/20/2007 | US20070292621 Method for Arming Composit-Fabrication of Open-Air Located Objects |
| 12/20/2007 | US20070289655 High-strength welded steel pipe |
| 12/20/2007 | US20070289654 Heat-insulated conduit |
| 12/19/2007 | EP1328401B1 Polyethylene pipe |
| 12/19/2007 | CN200993274Y Pipe body with same flange structure |
| 12/19/2007 | CN200993273Y Glass fiber reinforced plastic twisted pipe-plate band |
| 12/19/2007 | CN200993272Y Twisted pipe-plate band with reinforced metal pipe |
| 12/19/2007 | CN200993271Y Built-in circular steel wire reinforced plastic composite pipe |
| 12/19/2007 | CN200993270Y Steel-plastic composite pipe |
| 12/19/2007 | CN101089442A Manufacturing method of continuous welding metal composited tube covered with stainless steel |
| 12/13/2007 | WO2007141573A1 Tubular members and methods of forming same |
| 12/13/2007 | WO2007140780A1 Meltal sheet ventilation/smoke duct section and manufacturing method thereof |
| 12/13/2007 | DE102006038989B3 Conveying pipe for transporting solid, has tubing body exhibiting coupling collars at inlet-sided pipe end and outlet-sided pipe end, respectively, where locking ring has length larger or equal to half inner diameter of tubing body |
| 12/13/2007 | DE10026272B4 Hochdruckspeicher, insbesondere Kraftstoffhochdruckspeicher und Verfahren zur Herstellung eines Hochdruckspeichers High-pressure accumulator, in particular high-pressure fuel store and process for producing a high-pressure accumulator |
| 12/13/2007 | CA2654435A1 Metal sheet ventilation/smoke duct section and manufacturing method thereof |
| 12/13/2007 | CA2654335A1 Tubular members and methods of forming same |
| 12/12/2007 | EP1865271A1 Metal sheet ventilation/smoke duct section and manufacturing method thereof |
| 12/12/2007 | EP1865241A1 Composite tube |
| 12/12/2007 | EP1509418B1 Filler tube |
| 12/12/2007 | CN200989496Y Colour steel silencing blast pipe |
| 12/12/2007 | CN200989495Y Double-layer colour steel polyurethane blast pipe |
| 12/12/2007 | CN200989494Y Internal and external plastic-coated water supply buried steel pipe |
| 12/12/2007 | CN200989493Y Buried steel rib compound layered foamed wound pipe |
| 12/12/2007 | CN200989492Y Steel braided composite pipe |
| 12/12/2007 | CN200989491Y Strength asphalt graphite pipe |
| 12/12/2007 | CN200989490Y Cement material reinforced composite pipe |
| 12/12/2007 | CN200989489Y Polyethylene double-wall corrugated pipe with reinforced flared end |
| 12/12/2007 | CN200989488Y Continuous length plastic thermal insulation pipe |
| 12/12/2007 | CN200989487Y Pressure pipeline |
| 12/12/2007 | CN101086306A Composite pipe and its producing method |
| 12/12/2007 | CN100354562C High alloy steel seamless steel pipe and production method thereof |
| 12/12/2007 | CN100354322C Ethylene polymer |
| 12/11/2007 | US7305837 Cryogenic piping system |
| 12/06/2007 | WO2007139228A1 Internally polyolefin coated steel pipe having excellent durability, method for producing the same, and plated steel pipe used for the coated steel pipe |
| 12/06/2007 | WO2007137764A1 Coated pipe comprising polyolefin layer with enhanced adhesion |
| 12/06/2007 | WO2007137545A1 Pipe parts for a ring main |
| 12/06/2007 | WO2006074463A3 Flexible, compression resistant and highly insulating systems |
| 12/05/2007 | EP1861648A2 Corrugated pipe with outer layer |
| 12/05/2007 | CN200986068Y Plastic-lined metal composite pipe special for gas |
| 12/05/2007 | CN200986067Y PVCSandwich layer composite pipes |
| 12/05/2007 | CN200986066Y High efficiency energy conservation thermal insulation pipe |
| 12/05/2007 | CN200986065Y Inner connecting type metallic corrugated culvert |
| 12/05/2007 | CN200986064Y Stainless steel composite tube |
| 12/05/2007 | CN101082383A Sulfurated hydrogen corrosion proof seamless pipe for oil-gas gathering and transporting |
| 12/05/2007 | CN100353191C Apparatus for manufacturing porous glass preform for optical fiber |
| 12/05/2007 | CN100353126C Corner piece-less duct, method of producing the same, and duct-forming machine |
| 12/04/2007 | US7304007 Woven composite fabric |
| 12/04/2007 | CA2464245C Method of forming corrugated pipe with a pipe spigot seal seat |
| 11/29/2007 | US20070272556 Electrophoresis Capillaries Having Reduced Amounts of -Oh |
| 11/29/2007 | US20070272320 Reusable duct wrap |
| 11/29/2007 | DE102006038713A1 Druckfester fluidbeaufschlagter Körper Pressure-resistant body fluidbeaufschlagter |
| 11/28/2007 | EP1859926A1 Coated pipe comprising polyolefin layer with enhanced adhesion |
| 11/28/2007 | EP1678252B1 Polymeric pipes made from blends of polyolefins and vinyl alcohol polymers |
| 11/28/2007 | CN200982485Y Spirally winding plastic tube |
| 11/28/2007 | CN200982484Y Flat cut spiral type pipe |
| 11/28/2007 | CN200982483Y Metal strip reinforced plastic pipe |
| 11/28/2007 | CN200982482Y Steel pipe with lined polymeric nano ceramic |
| 11/28/2007 | CN200982481Y Fiber/ non-crosslinked heat-resistant polyethene three-layer composite tube |
| 11/28/2007 | CN200982480Y Quick connection glass fibre reinforced plastic tube for mine and the quick adapter |
| 11/28/2007 | CN200982479Y Screw type tubing |
| 11/28/2007 | CN200982476Y High-strength pressure pipe base and shape tube |
| 11/28/2007 | CN200982028Y Highly pressure-resistant rupture-proof water drainage pipe |
| 11/28/2007 | CN200982005Y Muffling water drainage pipe with soft lining |
| 11/28/2007 | CN101078452A Technique for processing semihard phosphorus deoxidized copper pipes |
| 11/28/2007 | CN101077548A Copper aluminum composite pipeline, processing equipment and its processing method |
| 11/28/2007 | CN100351567C Abrasion proof pipe with ternary composite material as liner and preparing technique thereof |
| 11/28/2007 | CN100351511C Fuel piping |
| 11/27/2007 | US7302372 Technique for optimization of a simplified network model |