| Patents for F16L 9 - Rigid pipes (18,006) |
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| 06/12/2013 | CN102506239B Mining gas draining tube |
| 06/12/2013 | CN102453271B High-strength pressure-resistance polyethylene composition and preparation method thereof |
| 06/12/2013 | CN102338249B Steel-plastic composite drain pipe and production method thereof |
| 06/12/2013 | CN101899178B Special material for drainage pipeline by modifying waste plastic and preparation method thereof |
| 06/12/2013 | CN101835833B Coloured pipes for transporting disinfectant-containing water |
| 06/11/2013 | US8460769 Powdered silica, silica container, and method for producing them |
| 06/11/2013 | US8459308 Cylindrical shaft, transport roller, transport unit, and printing apparatus |
| 06/11/2013 | US8459307 Duct fastseam |
| 06/06/2013 | WO2013081489A1 Pipe of square or rectangular section and made of sheet material |
| 06/06/2013 | WO2013081251A1 Piping having a thermowell |
| 06/06/2013 | WO2013079180A1 Multimodal polyethylene composition for the production of pipes with improved slow crack growth resistance |
| 06/06/2013 | DE102011119750A1 Material useful for hollow steel profiles, which are used for carcass shell of motor vehicle body, comprises iron, carbon, manganese, silicon, phosphorus, sulfur, aluminum, niobium, vanadium, titanium, molybdenum and boron |
| 06/05/2013 | EP2599828A1 Multimodal polyethylene composition for the production of pipes with improved slow crack growth resistance |
| 06/05/2013 | EP2598822A2 Cooling tower water distributor |
| 06/05/2013 | CN202972343U Air exhaust pipeline of direct air cooling system with expansion joints |
| 06/05/2013 | CN202972244U Embedded combined pipeline with foreign-shaped inner diameter |
| 06/05/2013 | CN202972243U Double-wall muffling spiral steel pipe |
| 06/05/2013 | CN202972242U Long-distance pipeline sound-insulation and vibration-isolation facility |
| 06/05/2013 | CN202972241U Hollow shaft with purge pipe |
| 06/05/2013 | CN202972240U Special strength pipe for geotherm |
| 06/05/2013 | CN202972239U Large-caliber framework pipe and pipe adopting large-caliber framework pipes and polyethylene winding structure wall |
| 06/05/2013 | CN202972238U Two-layer composite steel lining PTFE (Poly Tetra Fluoro Eth) pipeline |
| 06/05/2013 | CN202972237U Anti-shearing and high-temperature water resisting polyurethane composite insulating tube |
| 06/05/2013 | CN202972236U Silicone rubber tube and ceramics solar water heater with same |
| 06/05/2013 | CN202972235U Abrasion-resistant composite pipe for conveying slurry |
| 06/05/2013 | CN202972234U Slurry transfer pipe of desulfurization device |
| 06/05/2013 | CN202972233U Plum blossom pipe |
| 06/05/2013 | CN202972232U Stiffness batter post guide pipe filled with concrete |
| 06/05/2013 | CN202972231U Stainless steel composite seamless tube |
| 06/05/2013 | CN202972230U Titanium nanometer high-molecular alloy-coating aluminum-plastic composite pipe and processing equipment thereof |
| 06/05/2013 | CN202972229U Connection-convenient reliable antiseep large-diameter buried water-draining reinforced structured wall pipe |
| 06/05/2013 | CN202972228U Water outlet pipe of water pump |
| 06/05/2013 | CN202972227U Pipeline capable of reducing influence of thermal stratification |
| 06/05/2013 | CN103133788A Pipeline with protecting pipe |
| 06/05/2013 | CN103133787A Nano-antibacterial polyethylene tubular product and preparation method thereof |
| 06/05/2013 | CN103131096A High-impact strength PVC mining pipe and preparation method thereof |
| 06/04/2013 | US8454675 Internal formation for a conduit |
| 06/04/2013 | US8453740 System of pipes for use in oil wells |
| 06/04/2013 | US8453680 Damping element for decoupling elements, in particular for membrane bellows |
| 05/30/2013 | WO2013078327A1 Articles and methods providing supermetalophobic/philic surfaces and superceramophobic/philic surfaces |
| 05/30/2013 | US20130136574 Intake assemblies for wind-energy conversion systems and methods |
| 05/30/2013 | US20130133777 Process for producing insulated jacketed pipes by a continuous production process |
| 05/30/2013 | US20130133771 Multi-part insert |
| 05/29/2013 | CN202955418U Steam direct buried pipe composite thermal insulation structure |
| 05/29/2013 | CN202955416U Composite nodular cast iron pipe |
| 05/29/2013 | CN202955354U Air guide pipe of winnowing machine |
| 05/29/2013 | CN202955353U Abnormal steel plastic composite spiral tube |
| 05/29/2013 | CN202955352U Ultra-high molecular weight polyethylene compound pipeline |
| 05/29/2013 | CN202955351U Polypropylene (PPR) pipe internally provided with scaling-resisting layer |
| 05/29/2013 | CN202955350U Large-caliber glass steel finned tube |
| 05/29/2013 | CN202955349U Pipe with double plated layers |
| 05/29/2013 | CN202955348U 球墨铸铁管 Ductile iron pipe |
| 05/29/2013 | CN202955347U Heat preservation pipe |
| 05/29/2013 | CN103121497A Marine flange type cabin-through pipe fitting |
| 05/29/2013 | CN102359672B Prestressed steel cylinder concrete push pipe |
| 05/29/2013 | CN101541878B Pipe having improved high temperature resistance |
| 05/29/2013 | CN101517296B Insulated ductwork products |
| 05/28/2013 | US8448671 Light-weight air conditioning duct for vehicle |
| 05/28/2013 | CA2697005C Systems and methods for pipeline rehabilitation installation |
| 05/23/2013 | WO2013074994A1 Articles and methods providing scale-phobic surfaces |
| 05/23/2013 | WO2013071448A1 Connection for a thermoplastic pipe, assembly and method |
| 05/23/2013 | US20130129489 Turbocharger oil feed system |
| 05/23/2013 | US20130126096 Plant for manufacturing a rigid pipe for drawing up deep water within an offshore platform |
| 05/23/2013 | US20130126036 Electric resistance welded steel pipe with excellent torsion fatigue resistance and method for manufacturing the same |
| 05/23/2013 | US20130126035 Assembly of a tube made from composite material and a tubular metal part |
| 05/23/2013 | US20130126034 Exhaust subsystem with polymer housing |
| 05/23/2013 | US20130126033 Method to make a curved tubular element in order to convey abrasive materials such as concrete or suchlike, and curved tubular element thus obtained |
| 05/23/2013 | US20130126032 Multilayer tubes |
| 05/23/2013 | US20130126021 Sealed microfluidic conduit assemblies and methods for fabricating them |
| 05/23/2013 | US20130125993 System and method for coating a metal pipe and coated pipe made therefrom |
| 05/23/2013 | DE102011119635A1 Pipe for delivery line for conveying bulk material, has spacer that is provided in annular space between inner pipe portion and outer pipe portion which is rested over two-point support on spacer rested on inside of inner pipe portion |
| 05/23/2013 | CA2854951A1 Connection for a thermoplastic pipe, assembly and method |
| 05/22/2013 | CN202946839U 蒸汽输送管 Steam delivery pipe |
| 05/22/2013 | CN202946796U Anti-corrosion counterweight tube for oceanographic engineering |
| 05/22/2013 | CN202946795U Concrete glass fiber winding composite liquid conveying pipe |
| 05/22/2013 | CN202946794U Abrasion-resistant pipe |
| 05/22/2013 | CN202946793U Pipeline connecting piece capable of forming wall pressing rotational flow |
| 05/22/2013 | CN202946792U Pipeline capable of forming wall pressing rotational flow |
| 05/22/2013 | CN202946791U Compensating steel lining anticorrosive pipeline |
| 05/22/2013 | CN202946194U Water drain pipe for tunnel |
| 05/22/2013 | CN103115201A Double-wall spiral sound muffling pipe |
| 05/22/2013 | CN103115200A Concrete delivery pipe and manufacturing method thereof |
| 05/22/2013 | CN103115199A Anti-collision stainless composite tube |
| 05/22/2013 | CN103115198A Deepwater sea floor reinforcing pipeline |
| 05/22/2013 | CN102003575B Water supply pipes and preparation method thereof |
| 05/21/2013 | US8444068 Dual flow pressure washer |
| 05/21/2013 | US8443846 Polyolefin composition for water pipes with increased resistance to chlorine dioxide |
| 05/16/2013 | WO2013068613A1 Pipework for heat exchange in geothermal applications |
| 05/16/2013 | WO2013068612A1 Insulating pipework for geothermal applications |
| 05/16/2013 | US20130123536 Tube-bundle equipment for processing corrosive fluids |
| 05/16/2013 | US20130123371 Anisotropic hydrogels |
| 05/16/2013 | US20130122226 Polyethylene Additive Compositions and Articles Made From Same |
| 05/16/2013 | US20130118632 Oil country tubular goods with dual phase structure and producing method thereof |
| 05/16/2013 | US20130118631 Device for manufacturing profile corrugated tube, method for manufacturing profile corrugated tube and profile corrugated tube |
| 05/16/2013 | US20130118630 Method for making a tube bundle |
| 05/16/2013 | US20130118628 Method of coating of a pipeline and an elastic sleeve device for the method |
| 05/16/2013 | US20130118421 Method for protecting heat exchanger pipes in steam boiler systems, moulded body, heat exchanger pipe and steam boiler system |
| 05/15/2013 | CN202937916U Galvanized spiral gas drainage pipe |
| 05/15/2013 | CN202937901U Porous tube |
| 05/15/2013 | CN202937900U Internal flat wall winding pipe |