| Patents for F16L 9 - Rigid pipes (18,006) |
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| 05/29/2007 | US7222645 Duct insulation having condensate wicking |
| 05/24/2007 | WO2007057695A1 Improved spacer |
| 05/24/2007 | US20070116908 Honeycomb structure, porous body, pore forming material for the porous body, and methods for manufacturing the pore forming material, the porous body and the honeycomb structure |
| 05/24/2007 | US20070113911 Multi-lumen miniature ribbon tubing |
| 05/24/2007 | DE202007004087U1 Leitungselement für Abgasanlagen Line element for exhaust systems |
| 05/23/2007 | EP1787794A1 Fibre-reinforced plastic tube |
| 05/23/2007 | CN2903624Y Steel reinforced hollow wall winding pipe |
| 05/23/2007 | CN2903623Y Nano ceramic composite pipe for conveying concrete |
| 05/23/2007 | CN2902694Y Production line of metal and polymer material composite pipe |
| 05/23/2007 | CN1967039A Surface treatment method for stainless steel pipe |
| 05/23/2007 | CN1966570A Polyethylene enwound structure wall tube material in notch-proof top tube burying technology |
| 05/23/2007 | CN1966558A Protective material dedicated for binary wall twisting and pipe reinforcement and its preparation method |
| 05/23/2007 | CN1317522C SCS combined hydropower station pressure underground pipe design method |
| 05/22/2007 | US7220494 Metal dusting resistant product |
| 05/22/2007 | US7219699 Resin-coated steel pipe excellent in mechanical strength such as sliding property |
| 05/21/2007 | CA2568458A1 Fibre-reinforced plastic tube |
| 05/18/2007 | WO2007022908A3 Multimodal polyethylene molding composition for producing pipes having improved mechanical properties |
| 05/17/2007 | US20070107895 Solid Expandable Tubular Members Formed From Very Low Carbon Steel And Method |
| 05/17/2007 | US20070107795 Polymeric foam tube insulations and method for continuously producing such a tube |
| 05/17/2007 | US20070107794 Sprinkler tube |
| 05/17/2007 | US20070107793 Liquid transfer pipe and liquid transfer system |
| 05/16/2007 | CN2900991Y Rigid super stable random copolymerized polyacrylic pipe |
| 05/16/2007 | CN2900990Y Novel random copolymerized polyacrylic foam composite pipe |
| 05/16/2007 | CN1965190A Corrosion-resistant exterior alloy for composite tubes |
| 05/16/2007 | CN1963278A Superhigh molecular polyethylene compound pipe and method for manufacturing same |
| 05/16/2007 | CN1963277A Pipeline with lining made of tetrafluoro materials and method for fabricating same |
| 05/16/2007 | CN1316192C Combined special tool of tube manufacture for ventilating air-conditioner smoke prevention and discharge system and its use method |
| 05/15/2007 | US7216676 Apparatus and method for shaping hose |
| 05/15/2007 | US7216675 Highly kink-resistant corrugated tubing |
| 05/10/2007 | WO2007052773A1 High-manganese austenitic stainless steel for high-pressure hydrogen gas |
| 05/10/2007 | US20070106373 Internal formation for a conduit |
| 05/10/2007 | US20070102055 Composites based on macro and nanoporous materials |
| 05/09/2007 | EP1781712A1 High strength bimodal polyethylene compositions |
| 05/09/2007 | CN2898527Y 复合钢管 Composite Pipe |
| 05/09/2007 | CN2898526Y Anti-scraping polyethylene pipeline |
| 05/09/2007 | CN1959170A Refrigeration pipe composed of copper elbow and U pipe of aluminum, and preparation method |
| 05/09/2007 | CN1958656A Rigidity enhanced, modified dedicated material of plastic pipe material |
| 05/09/2007 | CN1314919C Unsized composite pipe and manufacture thereof |
| 05/08/2007 | US7214899 Process for the continuous production of longitudinally welded metal tubes |
| 05/08/2007 | US7213576 High pressure fuel injection tube and method of forming the same |
| 05/03/2007 | WO2007048910A1 Use of polyamide 11 for internal coating of a gas pipeline for reducing pressure drops |
| 05/03/2007 | WO2007048368A1 Elbow pipe and method for producing an elbow pipe |
| 05/03/2007 | DE102006050319A1 A method for manufacturing a tubular evaporator heat exchanger has two side walls and internal fins the ends of which are crimped together |
| 05/03/2007 | DE102005052683A1 Multiple-channel flat tube for heat exchanger, has two through flowable channels whereby area with reduced heat transfer is formed by connecting sections and connecting sections are arranged with isolation channels form both sides |
| 05/03/2007 | DE102005051766A1 Rohrbogen und Verfahren zur Herstellung eines Rohrbogens Tube sheet and method for manufacturing a pipe bend |
| 05/03/2007 | DE102005051487A1 Pressure line pipe for use in sewage system, has projection that is longitudinal to pipe inner wall, where projection has small dimension that is radially protruding inwards for forming fluid film that promotes flow rate to pipe inner wall |
| 05/03/2007 | CA2564255A1 Method and system for monitoring and controlling characteristics of the heat affected zone in a weld of metals |
| 05/02/2007 | EP1780060A2 Inlet duct for a HVAC system |
| 05/02/2007 | EP1618262B1 Hinged and segmented pipe |
| 05/02/2007 | CN2895949Y Steel-frame fiber-reinforced resin pipe for downhole of coal mine |
| 05/02/2007 | CN2895948Y Cold-bridge-proof (or hot-bridge-proof) combined glass-magnesium blast pipe |
| 05/02/2007 | CN2895947Y Tension ring |
| 05/02/2007 | CN2895946Y Gas extraction-exhaust zinc-plated sprial tube for mine |
| 05/02/2007 | CN2895945Y Glass-magnesium blast pipe without hologen accumulation |
| 05/02/2007 | CN2895944Y Cold-bridge-proof (or hot-bridge) combined glass-magnesium blast pipe |
| 05/02/2007 | CN2895943Y Pressure-resistant pipe material |
| 05/02/2007 | CN1313529C Polypropylene composition and process for preparing modified polypropylene pipes by using same |
| 05/01/2007 | US7210505 Elbow for a conduit |
| 05/01/2007 | US7210504 Assembly and method for stiffening a flexible pipe |
| 05/01/2007 | CA2219401C Annular separators for double walled pipe structures |
| 04/26/2007 | WO2007047089A1 High pressure d-tube with enhanced through tube access |
| 04/26/2007 | WO2006136796A3 Method and apparatus for the production of hollow moulded articles and a hollow moulded article made by the method |
| 04/26/2007 | DE10205548B4 Anordnung zur Erhöhung der Temperaturwechselbeständigkeit von fluiddurchströmten, druckbelasteten Glasrohren Arrangement for increasing the thermal shock resistance of fluid-flow, pressure-loaded glass tubes |
| 04/25/2007 | EP1540222B1 Plastics pipe |
| 04/25/2007 | CN2893362Y Seawater corrosion resisting modified epoxy ceramic anticorrosion layer seawater filling pipe |
| 04/25/2007 | CN2893361Y Water distributing pipe |
| 04/25/2007 | CN2893360Y Concrete transfer pipe |
| 04/25/2007 | CN1952461A 合成树脂管 Synthetic resin tube |
| 04/25/2007 | CN1312006C High-impact electric welding steel pipe |
| 04/24/2007 | US7207354 Design and manufacturing method for multi-material tube structures |
| 04/19/2007 | US20070087143 Sleeve and molding device containing the same |
| 04/19/2007 | US20070084517 Compact oil transfer manifold |
| 04/19/2007 | DE102004016068B4 Eckwinkel für eine Flanschverbindung von Klimatisierungskanälen Corner bracket for a flange of air-conditioning ducts |
| 04/18/2007 | EP1775506A2 Register |
| 04/18/2007 | EP1774215A1 Active thermal insulating device for gas piping |
| 04/18/2007 | EP1774214A1 Reinforced elongated elements, such as tubes, method and device for producing same and use thereof |
| 04/18/2007 | EP1773922A1 Method for arming composit-fabrication of open-air located objects |
| 04/18/2007 | CN2890555Y Ultra-big-flow prestress water saving pipe |
| 04/18/2007 | CN2890554Y Small-flow inclined stress environment-friendly pipe |
| 04/18/2007 | CN2890553Y Big-flow centripetal stress sewage-treatment pipe |
| 04/18/2007 | CN1950189A Composite hollow body and method and device for making same |
| 04/18/2007 | CN1310957C Polymerization process |
| 04/17/2007 | CA2408388C Multi-purpose rehabilitation of conduits |
| 04/17/2007 | CA2408299C Method for inhibiting external corrosion on an insulated pipeline |
| 04/12/2007 | WO2007041723A1 Marine umbilical comprising hydrolysis resistant polyamides |
| 04/12/2007 | WO2007041722A1 Pipes comprising hydrolysis resistant polyamides |
| 04/12/2007 | US20070082215 Double walled metal tube, metal band and strip, and method of coating a metal strip |
| 04/12/2007 | US20070082149 Method for producing a piece made of sintered amorphous silica, and mold and slurry used in this method |
| 04/12/2007 | US20070081858 Precast concrete slab system and method therefor |
| 04/12/2007 | DE4430980B4 Rohrförmiges Teil The tubular part |
| 04/12/2007 | DE102005048479A1 Metal hose arrangement for use as decoupling unit for exhaust gas lines of motor vehicle, has inner hose with fourth mantle shaft winding connected with outer hose between start and end of hose arrangement at welded joint |
| 04/12/2007 | DE102005047951A1 Pressure pipeline, for e.g. marine engine, has pressure pipe with notches running in longitudinal direction on its outer surface, where notches are provided in semi-finished part that is utilized as jacket in circumferential direction |
| 04/12/2007 | CA2620747A1 Pipes comprising hydrolysis resistant polyamides |
| 04/12/2007 | CA2620157A1 Marine umbilical comprising hydrolysis resistant polyamides |
| 04/11/2007 | EP1772657A2 Pipe arrangement |
| 04/11/2007 | CN2888222Y Pipe |
| 04/11/2007 | CN1945085A Thin wall metal casing plastic composite pipe and its producing method |
| 04/11/2007 | CN1945084A Process for producing double layer concrete transport pipe |
| 04/11/2007 | CN1943334A Method for producing titanium wire fishing rod |
| 04/11/2007 | CN1309593C Vehicle power cables retaining structure |