| Patents for F16L 9 - Rigid pipes (18,006) |
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| 02/21/2002 | US20020020455 Pressurized fluid pipe |
| 02/21/2002 | DE10036077A1 Oval ventilating pipe for floor finishes is sealed at formed and connection points as laser-welded refined steel oval shape. |
| 02/21/2002 | CA2418818A1 Multilayer plastic tube for fluids used in motor vehicles |
| 02/20/2002 | CN2477921Y Metal reinforced layer composition tube having corrosion durable metal tube joint |
| 02/20/2002 | CN2477920Y Foamed thermal insulating plastic composite tube |
| 02/20/2002 | CN1336504A Composite seam-less steel pipe with thermocompressed plastic and its manufacture |
| 02/20/2002 | CN1336503A Composite steel-plastic pipe with reinforcing spirally wound steel wire |
| 02/19/2002 | CA2192108C Polyamide-containing antistatic and adhesive compositions |
| 02/14/2002 | WO2000042343A9 Reinforced pipe and method of making |
| 02/14/2002 | US20020017333 Electrostatic charge neutralizing fume duct with continuous carbon fiber |
| 02/13/2002 | EP1028844A4 Metal tubing coated with multiple layers of polymeric materials |
| 02/13/2002 | CN2476698Y Multiple-wall wounded pipe |
| 02/13/2002 | CN2476697Y Plastic sanitary pipe |
| 02/13/2002 | CN2476385Y Metal frame-plastic composited pipe |
| 02/13/2002 | CN2476371Y Compound pipe with internal-external layer simultaneous reinforced granular intensified aluminium alloy base gradient structure |
| 02/07/2002 | WO2002010631A1 Stainless steel oil feeding pipe |
| 02/07/2002 | WO2002010270A1 White oil extrusion lubricant |
| 02/06/2002 | EP1177842A2 An apparatus used to fix kitchen hoods to the ceiling |
| 02/06/2002 | EP1177397A1 Tube with a corrugated inner surface and an insertable component |
| 02/06/2002 | CN1078941C Co-extruded multilayer plastic pipe, method for producing same, and device therefor |
| 02/06/2002 | CN1078843C Metal tube coated with multiple layer of polymeric material |
| 02/05/2002 | US6343624 Superinsulation support system |
| 01/31/2002 | WO2002007969A1 Singlelayer and multilayer polyolefin foam pipes |
| 01/31/2002 | US20020012806 Hoses, pipes, containers |
| 01/31/2002 | US20020011047 Contoured crushable composite structural members and methods for making the same |
| 01/30/2002 | CN2474863Y Film coated pipe material |
| 01/30/2002 | CN2474862Y Composite corrosion resisting cement pipe |
| 01/30/2002 | CN2474861Y Double layer metal pipeline with edge outward turned inner lining sleeve |
| 01/30/2002 | CN2474860Y Drain water pipeline |
| 01/30/2002 | CN1333440A Five-stage production technology for aluminium-plastics combined pipe |
| 01/29/2002 | US6341627 Glass lined containers |
| 01/29/2002 | CA2156982C Torque-resistant, seal setting force-limited, hydraulically settable well packer structure and associated methods |
| 01/24/2002 | WO2001042338A3 Thermal insulating device |
| 01/24/2002 | WO2000043185A3 Method of producing centrifugally cast, glass fiber reinforced plastic tubes |
| 01/24/2002 | US20020007861 Metal-plastic multilayer pipe having form stability for plumbing and hydronic heating |
| 01/24/2002 | US20020007860 Metal-composite corrugated hoses and a process for manufacturing the same |
| 01/24/2002 | DE10033030A1 Underground tube for gas, water, sewage, supply lines, etc. has longitudinal chambers defined by radial walls for different services, and inner tube |
| 01/23/2002 | EP1174261A1 Single and multilayer polyolefin foam pipes |
| 01/23/2002 | EP0792429B1 High-pressure fiber reinforced composite pipe joint |
| 01/23/2002 | CN2473430Y Sound insulation guide flow water transport pipe |
| 01/23/2002 | CN2473429Y Composite air guide tube |
| 01/23/2002 | CN2473428Y Steel-plastic composite pipe |
| 01/23/2002 | CN2473427Y High strength stainless steel-glass fiber reinforced plastic composite pipe |
| 01/23/2002 | CN1332831A Bonding of steel strips in steel strip laminate pipe |
| 01/23/2002 | CN1332326A Multipurpose circular involute tube |
| 01/23/2002 | CN1332080A Method for producing moulded product with excellent blocking performance |
| 01/23/2002 | CN1078126C Method and apparatus for prepairing extrudable product |
| 01/22/2002 | US6340442 Method and apparatus for producing molded tubular objects from polymer concrete |
| 01/17/2002 | WO2002004826A1 Structural members containing vibration damping mechanisms and methods for making the same |
| 01/17/2002 | WO2002004823A1 Coated contoured crushable structural members and methods for making the same |
| 01/17/2002 | WO2002004249A2 Contoured composite structural members and methods for making the same |
| 01/17/2002 | WO2002004203A1 Contoured crushable composite structural members and methods for making the same |
| 01/17/2002 | WO2002004201A1 Cored contoured composite structural members and methods for making the same |
| 01/17/2002 | WO2002004199A1 Modified contoured crushable structural members and methods for making the same |
| 01/17/2002 | WO2002004198A1 Shaped contoured crushable structural members and methods for making the same |
| 01/17/2002 | WO2002004197A1 Contoured metal structural members and methods for making the same |
| 01/17/2002 | US20020006523 Structural members containing vibration damping mechanisms and methods for making the same |
| 01/17/2002 | US20020006488 Low-permeability, multilayer plastic pipe for carrying liquid or gaseous media; for transporting fuel |
| 01/17/2002 | US20020005223 Corrosion resistant metal tube and process for making the same |
| 01/17/2002 | DE10032307A1 Elektroinstallationswellrohr Electrical installation corrugated pipe |
| 01/16/2002 | CN2472029Y Plastic composite pipe with steel net sheath |
| 01/16/2002 | CN2472028Y Self tightened sealer with pull-bar |
| 01/16/2002 | CN2472027Y 复合管 Composite pipe |
| 01/16/2002 | CN2472026Y Rectangular glass fiber reinforced plastic vent pipe with jack plate connection |
| 01/15/2002 | US6338507 Synthetic resin pipe with joint |
| 01/10/2002 | US20020004116 Structural pipe wall of a filament wound glass fiber-reinforced resin, and an abrasion resistant lining on the wall formed from a polyurea elastomer that chemically bonds to the reinforced resin |
| 01/09/2002 | EP1170843A1 Corrugated tube for electrical installation |
| 01/09/2002 | EP1170536A2 Elongated fuel and vapor tube having multiple layers and method of making the same |
| 01/09/2002 | EP1169595A1 Multi-purpose underground utility conduit system |
| 01/09/2002 | EP1169388A1 Polyolefins and uses thereof |
| 01/09/2002 | EP0958078B1 USE OF A Ni-BASE ALLOY FOR COMPOUND TUBES FOR COMBUSTION PLANTS |
| 01/09/2002 | CN2470634Y Formed foamed coated plastic pipe |
| 01/09/2002 | CN2470633Y Reinforced polypropylene moulded drainage pipe |
| 01/09/2002 | CN2470632Y Multi-layer tube with glass-fiber reinforing structure |
| 01/09/2002 | CN1077464C Method to cold-bend resin-coated ribbed steel pipes and steel pipes bent by the method |
| 01/03/2002 | US20020000029 Pipe structure, alignment apparatus, electron beam lithography apparatus, exposure apparatus, exposure apparatus maintenance method, semiconductor device manufacturing method, and semiconductor manufacturing factory |
| 01/02/2002 | EP1167866A2 Fluid transport in conduits, in particular refrigeration systems |
| 01/02/2002 | EP1166892A2 A method of producing a shaped article having excellent barrier properties |
| 01/02/2002 | EP1165997A1 Radial partition device, in particular radial buckle arrestor for a double-walled deep water pipeline |
| 01/02/2002 | CN2469291Y Large diameter prestress concrete water pipe |
| 01/02/2002 | CN1329539A Spiral wound pipe and method for manufactuirng the same |
| 01/02/2002 | CN1329241A Fluid transporter |
| 01/01/2002 | US6334913 Corrosion-resistant titanium alloy |
| 12/27/2001 | WO2001098700A1 Pipe made of ethylene polymer |
| 12/27/2001 | WO2001098072A1 Waterproofed and reinforced plastic object and method for making same |
| 12/27/2001 | WO2001097990A2 High performance composite tubular structures |
| 12/27/2001 | WO2001062477A3 Fiber-reinforced composite wrapped steel liner |
| 12/27/2001 | US20010054820 Corrugated plastic pipe sections having flanged ends and structurally tight joints thereof |
| 12/27/2001 | US20010054449 Alloy pipes and methods of making same |
| 12/26/2001 | CN2467858Y Thermal insulating reinforced ventilating pipeline |
| 12/26/2001 | CN2467857Y Seamless aluminium alloy internal plastic spraying composite pipe |
| 12/26/2001 | CN2467856Y Corrosion resisting metal lining pipe for composite pipe |
| 12/26/2001 | CN1328625A Method of making pipe, and pipe |
| 12/26/2001 | CN1328223A Composite Al-plastic pipe with fire-retarding plastic layer |
| 12/20/2001 | DE10110964A1 Thermoplastische Mehrschichtverbunde Thermoplastic multi-layer composites |
| 12/19/2001 | EP1012504B1 Method and apparatus for manufacture of plastic bodies |
| 12/19/2001 | CN2466467Y Environmentally friendly composite pipe |
| 12/19/2001 | CN1327526A Pipe for circulation of hot water |
| 12/18/2001 | CA2006669C Process for integrating a metal end cap to a wound composite material tubing and so fabricated tubing |
| 12/13/2001 | WO2001094829A1 Multilayer resin tube |