| Patents for F16L 9 - Rigid pipes (18,006) |
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| 04/30/2009 | US20090107151 Cooled cryostat radiation shield |
| 04/30/2009 | DE102007051436A1 Verbindungssystem für doppelwandige Rohre Connection system for double-walled tubes |
| 04/30/2009 | CA2608174A1 Agricultural products |
| 04/29/2009 | EP2053084A1 Coloured pipes for transporting disinfectant-containing water. |
| 04/29/2009 | CN201228822Y Novel composite pipe |
| 04/29/2009 | CN101421437A Continuously manufactured colored metallic products and method of manufacturing of such products |
| 04/29/2009 | CN101421428A Steel pipe as fuel injection pipe |
| 04/29/2009 | CN101418887A Aluminum plastic laminated tube and method for producing the same |
| 04/29/2009 | CN101418886A Continuous fiber reinforced thermoplastic compound tube |
| 04/29/2009 | CN101418885A Concrete ceiling coil for steel ring with concave type insertion opening |
| 04/29/2009 | CN101418884A Concrete ceiling coil for steel ring with extrusion type insertion opening |
| 04/29/2009 | CN101418883A Concrete ceiling coil for steel ring with insertion opening |
| 04/29/2009 | CN101418882A Prestressed concrete ceiling coil for steel ring with insertion opening |
| 04/29/2009 | CN101418881A Prestressed concrete ceiling coil for steel ring with extrusion type insertion opening |
| 04/29/2009 | CN101418880A Prestressed concrete ceiling coil for steel ring with concave type insertion opening |
| 04/29/2009 | CN101418879A Method for forming 30 degree double-R tube of gasification furnace internal component |
| 04/29/2009 | CN101418878A Method for manufacturing titan and titan alloy bellows |
| 04/29/2009 | CN101418095A Plastic alloy and preparation method and use thereof |
| 04/29/2009 | CN100482995C Low-strength external thickening oil pipe and its production |
| 04/29/2009 | CN100482994C N80-1 external thickening oil pipe and its production |
| 04/28/2009 | US7524387 Method of reinforcing an existing metal structure, method of reinforcing pipes and method of addition or spur lines to pipelines |
| 04/28/2009 | US7523766 Reinforced submarine pipeline and assembly of two coaxial pipelines comprising same |
| 04/28/2009 | CA2312962C Plumbing articles from poly(aryl ether sulfones) |
| 04/23/2009 | WO2009051157A1 Pipe for hot-water circulation and process for producing the same |
| 04/23/2009 | WO2009050100A2 Pipe for conducting liquids, and method of producing the same |
| 04/23/2009 | WO2009049420A1 Production tubing member with auxiliary conduit |
| 04/23/2009 | WO2007016587A3 Method and apparatus for forming a lined conduit |
| 04/23/2009 | DE102007050344A1 Rohr zur Führung von Flüssigkeiten sowie Verfahren zur Herstellung desselben Of the same pipe for guiding fluids and methods for preparing |
| 04/23/2009 | DE102007049624A1 Compression test bar has an additional fiber-reinforced rod to increase its bendability |
| 04/23/2009 | CA2701954A1 Production tubing member with auxiliary conduit |
| 04/23/2009 | CA2641492A1 Heated pipe and methods of transporting viscous fluid |
| 04/22/2009 | EP2050564A2 Plastic moulded item |
| 04/22/2009 | EP1802872B1 Piping |
| 04/22/2009 | CN201225460Y Ceramic lining abrasion-proof pipe |
| 04/22/2009 | CN201225459Y Polyolefin micro-foaming three-layer composite pipeline |
| 04/22/2009 | CN101415768A Polyethylene compositions and pipe made from same |
| 04/22/2009 | CN101413606A Method for preparing corrosion resistant titanium-steel composite pipe joint |
| 04/22/2009 | CN101413605A Method for preparing special composite structure liquid lifting tube for low-pressure casting |
| 04/22/2009 | CN101413604A Duplex-metal abrasion-proof bent tube and producing method thereof |
| 04/21/2009 | US7521104 Molding compositions made from a high-molecular-weight-propylene polymer |
| 04/21/2009 | US7520295 Capillary carrier with leak supervision |
| 04/16/2009 | WO2009048772A1 Welded joint for lined pipe and components thereof |
| 04/16/2009 | WO2005098139A3 Precast concrete slab system and method therefor |
| 04/16/2009 | US20090095236 Steam Generator Pipe, Associated Production Method and Continuous Steam Generator |
| 04/16/2009 | DE202007017217U1 Rohr Tube |
| 04/16/2009 | DE102007048738A1 Metallic protective pipe, has soldering ring with inner diameter of specific milli meter and outer diameter of specific value, and cover that is adapted to be connected with counter bore by laser weld |
| 04/16/2009 | CA2701833A1 Welded joint for lined pipe and components thereof |
| 04/15/2009 | EP2047164A1 Aircraft conduit |
| 04/15/2009 | EP2046524A1 Embedded metallic tubes with compression fit and method for manufacturing the same |
| 04/15/2009 | CN201221651Y High foaming silencing noise reduction plastic composite pipe |
| 04/15/2009 | CN201221650Y Drain vertical tube |
| 04/15/2009 | CN201220738Y Copper-nickel-iron penetration pieces |
| 04/15/2009 | CN101407019A Process for manufacturing corrosion resistant low-chromium tubing and casing in CO2 and H2S coexisted environment |
| 04/15/2009 | CN100478598C Polythene winding structure wall pipes with metal stiffening rib and manufacturing method thereof |
| 04/14/2009 | CA2459722C Pliable air duct with dust and condensation repellency |
| 04/14/2009 | CA2434090C Integrated piping plate, machining method for same, machining apparatus for same, and machining equipment for same |
| 04/09/2009 | WO2009043152A1 Fluid flow conduit, method and use |
| 04/09/2009 | WO2005046896A3 Continuously manufactured colored metallic products and method of manufacturing of such products |
| 04/09/2009 | US20090090424 Piping having fluid-mixing region |
| 04/09/2009 | CA2691631A1 Ductmaking apparatus |
| 04/08/2009 | CN201218372Y Screw connector of bi-metal composite pipe |
| 04/08/2009 | CN201218365Y Glass-fiber organosilicon high temperature-resistant insulating protection casing tube |
| 04/08/2009 | CN201218364Y Drinking water conveying pipe with epoxy-polyurethane coating |
| 04/08/2009 | CN201218363Y PP-R plastic aluminum steady pipe |
| 04/08/2009 | CN201218362Y Oil field gathering and transportation pipeline with nano anti-scaling and anti-corrosion coating |
| 04/08/2009 | CN201218361Y Steel surface type composite air duct |
| 04/08/2009 | CN101403450A Method of manufacturing lined tubing |
| 04/08/2009 | CN101403449A PAP three-layer composite pipe |
| 04/08/2009 | CN101402770A Polyvinyl chloride alloy |
| 04/07/2009 | US7513165 Method for determining strain hardening property of line pipe |
| 04/03/2009 | CA2640257A1 A thermal insulation device of a screwed junction |
| 04/02/2009 | WO2009039682A1 Winding machine for spiral tube with profiled sheet |
| 04/02/2009 | US20090084457 Transfer pipe of dried concentrate and breakage detecting method of transfer pipe |
| 04/02/2009 | DE102007045430A1 Polymer blends for use as material for vehicle components, particularly for fuel-delivering vehicle components, has two components, which are formed on basis of polyamide twelve |
| 04/01/2009 | EP2042525A1 Pipes for transporting water containing chloramine. |
| 04/01/2009 | EP1828656B1 Light reinforced element of coaxial underwater pipes |
| 04/01/2009 | CN201215221Y Major diameter pressure conduit with steel-plastic structure wall |
| 04/01/2009 | CN101400933A Multimodal polyethylene molding composition for producing pipes having improved mechanical properties |
| 04/01/2009 | CN101397389A Method for manufacturing PVC flame-retardant and screening cable pipes |
| 04/01/2009 | CN101397386A Method for manufacturing PVC flame-retardant and smoke suppression pipes |
| 04/01/2009 | CN100473884C Glass fibre reinforced plastic sand inclusion push-pipe |
| 04/01/2009 | CN100473518C Technique for steel-plastic composite tube enhanced by antistatic flame retardant Nano fibers and products therefrom |
| 03/31/2009 | US7510219 Threaded connection for oil field applications |
| 03/31/2009 | US7509980 Ventilation tubing in particular for an airconditioning system |
| 03/26/2009 | WO2009037103A1 Pipes for transporting water containing chloramine |
| 03/26/2009 | WO2009037102A1 Pipes for transporting water containing chlorine. |
| 03/26/2009 | WO2009037101A1 Pipes for transporting water containing chlorine dioxide |
| 03/26/2009 | WO2009020900A3 Pull-up by torque ferrule fitting |
| 03/26/2009 | US20090078329 Fluid flow passsage structure and manufacturing method thereof |
| 03/26/2009 | DE202007016314U1 ISO STAR - Mehrschichtiger Rohrkörper ISO STAR - A multi-layer pipe body |
| 03/25/2009 | EP2039720A1 Pipes for transporting water containing chlorine. |
| 03/25/2009 | EP2039719A1 Pipes for transporting water containing chlorine dioxide. |
| 03/25/2009 | CN201212592Y Gas laminar flow passage apparatus for gas mass and flow controller |
| 03/25/2009 | CN201212591Y Copper aluminium composite tank pluggable unit structure |
| 03/25/2009 | CN201212590Y Plastic three-dimensional composite permeable tube |
| 03/25/2009 | CN101392856A Spiral reinforcing rod composite pipe |
| 03/24/2009 | US7506895 Segment for a rehabilitating pipe |
| 03/19/2009 | WO2009034340A1 Improvements relating to pipe |
| 03/19/2009 | WO2009033608A1 Heating coil sleeve |
| 03/19/2009 | WO2009010852A3 Improvements in a solar heat collection system |