| Patents for F16L 9 - Rigid pipes (18,006) |
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| 01/11/2012 | CN202109104U Composite aluminium pipe for vehicle air conditioning |
| 01/11/2012 | CN202109103U High-strength abrasion resistant pipe |
| 01/11/2012 | CN102317665A A tubular duct member |
| 01/11/2012 | CN102313084A Three-layer noise reduction drainage pipe and manufacture method thereof |
| 01/11/2012 | CN102313083A Composite corrosion prevention pipe provided with metal thread buckles |
| 01/11/2012 | CN101813224B Low-resistance square diverging reducing component |
| 01/11/2012 | CN101759900B Halogen-free flame-retardant and anti-static polyethylene material, pipe and preparing method thereof |
| 01/10/2012 | US8092881 Multi-layered fuel tubing |
| 01/10/2012 | US8091588 Metallic tubular structure |
| 01/10/2012 | CA2445586C Improved composite tubing |
| 01/05/2012 | WO2012003057A2 Flexible tubing |
| 01/05/2012 | WO2012001354A1 Drainage pipes |
| 01/05/2012 | US20120000811 Methods for Manufacturing a Vacuum Chamber and Components Thereof, and Improved Vacuum Chambers and Components Thereof |
| 01/05/2012 | US20120000567 Electric resistance welded steel pipe excellent in deformability and fatigue properties after quenching |
| 01/05/2012 | US20120000566 Rigid disposable flow path |
| 01/05/2012 | US20120000565 Barrel Form and Manufacturing Process for Same |
| 01/05/2012 | US20120000564 Flexible tubing |
| 01/05/2012 | US20120000563 Pipe preformed liner comprising metal powder |
| 01/05/2012 | US20120000541 Use of a conduit pipe for producing a duct laid in water |
| 01/04/2012 | EP2402224A1 Brake booster pipe |
| 01/04/2012 | CN202100844U Enhanced type PVC-U (Unplasticized Polyvinyl Chloride) dual-wall corrugated pipe |
| 01/04/2012 | CN202100843U Sound insulation drainage pipe |
| 01/04/2012 | CN202100842U Metal and plastic double-composite intensifying tube |
| 01/04/2012 | CN202100841U Ultrahigh molecular weight polyethylene composite pipe with steel wire mesh skeletons |
| 01/04/2012 | CN202100840U Three-dimensional steel framed composite pipe |
| 01/04/2012 | CN202100839U Inner pipe structure of resin pipes |
| 01/04/2012 | CN202100838U Composite steel pipe with stainless steel liner |
| 01/04/2012 | CN202100837U Outer-layer hot water pipe with pinholes |
| 01/04/2012 | CN102305344A Reinforced thermoplastic composite structure wall-pipe pipe workpiece and strip material and complete set of production devices thereof |
| 01/04/2012 | CN102305316A Internal rib-reinforced outer corrugated plastic wound structural wall pipe and manufacturing method thereof |
| 01/04/2012 | CN101586713B Precast prestressed concrete pipe gallery |
| 01/04/2012 | CN101498388B Inner lining concrete prestress steel pipe |
| 01/04/2012 | CN101498384B Prestress steel pipe |
| 01/04/2012 | CN101344196B Pre-stress glass fibre reinforced plastic concrete pipe with steel faucet |
| 01/03/2012 | US8088345 Olefin production furnace having a furnace coil |
| 01/03/2012 | US8088240 Assembly process and plastic composite tube |
| 01/03/2012 | US8087432 heat insulating layer based on polyurethane or polyisocyanurate foams including hollow spheres comprising casings made of a thermoplastic resins, located between an internal tube and an external tube; elasticity |
| 01/03/2012 | CA2645046C Dry fiber wrapped pipe |
| 01/03/2012 | CA2519450C Hinged and segmented pipe |
| 12/29/2011 | WO2011161331A1 Bracing method for reinforcing the axial strength and the stability of the internal pressure of a tube |
| 12/29/2011 | WO2011160953A1 Polyolefin composition for pipe systems and sheets |
| 12/29/2011 | WO2011160946A1 Polyolefin composition for pipe systems and sheets |
| 12/29/2011 | US20110315690 Fluid container |
| 12/29/2011 | US20110315264 Propylene-hexene random copolymer produced in the presence of a metallocene catalyst |
| 12/29/2011 | US20110315226 Telescoping Conduits With Shape Memory Foam as a Plug and Sand Control Feature |
| 12/29/2011 | US20110315122 Engine assembly including fuel system with fuel line connector |
| 12/28/2011 | CN202093907U Ceramic pipe for being passed with conducting wires |
| 12/28/2011 | CN202091655U 双壁钢芯波纹管 Double-wall corrugated pipe, Steel |
| 12/28/2011 | CN202091654U 双壁波纹管 Double-wall corrugated pipe |
| 12/28/2011 | CN202091653U 一种中空壁塑钢缠绕管道 A hollow wall winding pipe steel |
| 12/28/2011 | CN202091652U 一种用于水下管道的特殊聚乙烯外护管 Special polyethylene outer sheath tube for underwater pipelines |
| 12/28/2011 | CN202091651U 一种利用碳酸钙与回收塑料制造的管道 A use of calcium carbonate with recycled plastic pipes |
| 12/28/2011 | CN202091650U Pe双壁波纹管扩口头结构 Pe wall bellows expansion verbal structure |
| 12/28/2011 | CN202091649U 一种高承压超高分子量聚乙烯增强复合管材结构 A high-pressure pipe UHMWPE reinforced composite structure |
| 12/28/2011 | CN202087919U 一种铜钢双金属管端头结构 A copper pipe ends - steel structure |
| 12/28/2011 | CN102297294A 玻璃棉风管 Glass wool duct |
| 12/28/2011 | CN102297293A 一种输送防冻液的耐高温管路 A transport pipeline antifreeze temperature |
| 12/28/2011 | CN102297292A 超薄壁空调与制冷设备用无缝铜管 Thin-walled air-conditioning and refrigeration equipment for Seamless Copper Tube |
| 12/28/2011 | CN102295799A 管材用聚乙烯树脂组合物 The polyethylene resin composition for pipes |
| 12/28/2011 | CN102294820A 上位湿法加砂复合管制造设备、方法及复合管 Wet sand the upper composite pipe manufacturing equipment, methods and composite pipe |
| 12/28/2011 | CN101737565B 一种制造铜铝复合管的方法 A method of manufacturing aluminum composite pipe |
| 12/28/2011 | CN101724230B 一种用于制备管材的聚酯的组合物及其制备方法和应用 Composition and preparation methods for the preparation and application of a polyester pipe |
| 12/28/2011 | CN101566279B 矿浆输送方法 Slurry delivery method |
| 12/28/2011 | CN101413605B 一种低压铸造用特种复合结构升液管的制备方法 A low-pressure casting method for preparing specialty composite structure stalk tube |
| 12/23/2011 | DE202011107287U1 Mehrschichtverbundrohr Multilayer pipe |
| 12/22/2011 | US20110308661 Variable Influent Flow Channel Baffle |
| 12/22/2011 | US20110308660 Dual seam electric resistance welded tubes |
| 12/22/2011 | US20110308659 Method for manufacturing a thermally insulated conduit pipe |
| 12/22/2011 | US20110308658 Pipe insulating assembly |
| 12/21/2011 | EP2397573A1 Method for producing metal tube |
| 12/21/2011 | EP2396581A1 Composite tubular parts with complex shapes |
| 12/21/2011 | CN202082537U 单焊缝推制弯头 Single Weld push elbow |
| 12/21/2011 | CN202082506U 钢增强缠绕聚乙烯管 Steel reinforced polyethylene pipe winding |
| 12/21/2011 | CN202082505U 一种电热熔连接的大口径塑钢排水管材 An electrical connection of large diameter steel hot-melt drainage pipe |
| 12/21/2011 | CN202082504U 纤维增强热塑性塑料管材 Fiber reinforced thermoplastic pipe |
| 12/21/2011 | CN202082503U 智能pccp管 Smart pccp tube |
| 12/21/2011 | CN202082502U 无缝钢管 Seamless steel pipe |
| 12/21/2011 | CN202082501U 新型无缝钢管 The new seamless steel pipe |
| 12/21/2011 | CN202082500U 车辆制动管路的连接管及车辆制动管路 Vehicle brake lines connecting pipe and vehicle brake lines |
| 12/21/2011 | CN102287596A 一种扁型管 One kind of flat-tube |
| 12/21/2011 | CN102287595A 增强热塑复合结构壁管管材、带材及其成套生产装置 Reinforced thermoplastic composite structure wall pipe tubes, strips and complete sets of production equipment |
| 12/21/2011 | CN102287594A 防碰无机玻璃钢复合管 Anti-collision inorganic glass fiber reinforced plastic composite pipe |
| 12/21/2011 | CN102287593A 防碰有机玻璃钢复合管 Anti-collision plexiglass steel composite pipe |
| 12/21/2011 | CN102287592A 防碰塑料复合管 Anti-collision plastic composite pipe |
| 12/21/2011 | CN102287591A 防碰聚四氟乙烯复合管 Anti-collision PTFE composite pipe |
| 12/21/2011 | CN102287590A 防碰环氧树脂复合管 Anti-collision epoxy composite pipe |
| 12/21/2011 | CN102287589A 螺旋缠绕钢丝增强体的钢塑复合管及管网 Spiral wound steel wire reinforced plastic composite pipe and pipe network body |
| 12/21/2011 | CN102287588A 环保型柔性减阻双层复合矿浆输送管道及其制备方法 Environmentally friendly flexible drag layer composite slurry pipeline and its preparation method |
| 12/21/2011 | CN102287587A 内衬氧化铝陶瓷的小口径管道及制备方法 Alumina ceramic lining small diameter pipelines and preparation methods |
| 12/21/2011 | CN102287586A 防碰搪瓷管 Anti-collision Enamel |
| 12/21/2011 | CN102287585A 防碰铜复合管 Anti-collision copper composite pipe |
| 12/21/2011 | CN102287584A 防碰巴氏合金复合管 Anti-collision babbitt composite pipe |
| 12/21/2011 | CN102287583A 防碰不锈钢复合管 Anti-collision stainless steel composite pipe |
| 12/21/2011 | CN102287582A 防碰钛复合管 Anti-collision titanium composite pipe |
| 12/21/2011 | CN102287581A 防碰锡复合管 Anti-collision tin composite pipe |
| 12/21/2011 | CN102287580A 防碰铅复合管 Fender Lead composite pipe |
| 12/21/2011 | CN102287579A 防碰铝复合管 Anti-collision aluminum composite pipe |
| 12/21/2011 | CN102286173A 一种高耐候的ppr管材及其制备方法 A highly weathering of ppr pipe and its preparation method |
| 12/21/2011 | CN101175667B 用于输导空气以调节飞机内的空气的管道 For transporting air to adjust the air duct within an aircraft |
| 12/21/2011 | CN101173728B 一种砼填充用薄壁管 One kind of thin-walled tubes filled with concrete |