| Patents for F16L 9 - Rigid pipes (18,006) |
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| 10/23/2001 | US6306326 Extrusion method, extruder and extruded product |
| 10/23/2001 | CA2063248C Pipes with integral sockets |
| 10/18/2001 | WO2001077565A1 The constructional layer of a composite pipe |
| 10/18/2001 | WO2001077564A1 Device for making a reinforcement composite plastic pipe with metal skeleton |
| 10/18/2001 | US20010031324 Extruded, injection-molded, or blow-molded plastic pipe or fitting for pipelines |
| 10/18/2001 | DE10028737A1 Double- or multi-walled component for using in pipework systems includes inner and outer metal parts with the inner part connecting directly or through a metal connector element to the outer part |
| 10/18/2001 | DE10021322C1 Quadrant pipe for pneumatic unit to supply abrasive media, e.g. plastics granules has straight inlet and outlet segments mitred together with tube inserts forming abrasion cladding |
| 10/17/2001 | EP1146273A1 Pipe for hot-water circulation |
| 10/17/2001 | EP1146079A1 Polymer composition for pipes |
| 10/17/2001 | EP1145844A2 Pipe, fitting or piece from extruded, injection-moulded or blow-moulded plastic |
| 10/17/2001 | EP1144897A1 Thermoplastic multilayer water transmission tube |
| 10/17/2001 | EP1144893A2 Pressurized fluid pipe |
| 10/17/2001 | CN2454609Y Composite tube with plastic and thin-wall stainless steel lining |
| 10/17/2001 | CN2454608Y Composite water tube |
| 10/17/2001 | CN2454607Y Organic foamed plate ventilating-tube with flange and reinforcing angle iron |
| 10/17/2001 | CN2454606Y Composite pipe material |
| 10/17/2001 | CN1317660A Refractory plate combined wind pipe and its combining technique |
| 10/16/2001 | US6303237 Forming a compound tube comprising a layer of a load carrying material and a layer of the iron chromium alloy |
| 10/16/2001 | US6302153 Antistatic tube based on polyamides for transporting petrol |
| 10/11/2001 | US20010028933 Multiple coat metal pipe and its fabrication method |
| 10/11/2001 | US20010027819 Single lumen to multiple lumen transition catheter and method |
| 10/11/2001 | DE10017606A1 Metallrohr mit einer innenseitigen Kunststoffverkleidung sowie Verfahren zu seiner Herstellung Metal tube having an inside A plastics covering and process for its preparation |
| 10/10/2001 | EP1143181A2 Metal pipe with internal plastics covering and method for producing the same |
| 10/10/2001 | EP1141608A1 An arrangement for connecting double-shelled plastic pipes |
| 10/10/2001 | EP1141118A1 High mixture-quality bi-modal polyethylene blends |
| 10/10/2001 | EP0961678B1 Extruder |
| 10/10/2001 | CN2453209Y Glass fiber reinforced plastic tube with stainless steel joint and reinforcement wire |
| 10/04/2001 | US20010026854 Multiple coat metal pipe and its fabrication method |
| 10/04/2001 | US20010025664 Composite spoolable tube |
| 10/04/2001 | EP1138997A1 Doublewalled pipe end working method and device for carrying out the same |
| 10/04/2001 | DE10014357A1 Hydraulic hose for vehicles, comprises a plastic outer layer, an inner polyamide layer, and an intermediate reinforcing fibre layer. |
| 10/03/2001 | CN2451856Y Hard plastic steel reinforced pipe fittings |
| 10/03/2001 | CN1315250A Multi-layer structure and container with same |
| 10/02/2001 | US6296953 Iron chromium aluminum alloy and load carrying component |
| 09/27/2001 | WO2001070485A1 Process for producing multilayered product |
| 09/26/2001 | CN2450491Y Heat insulating glass reinforced plastic air pipe |
| 09/26/2001 | CN1315071A Multiple channel duct assembly for cables |
| 09/26/2001 | CN1071875C Double wall composite pipe and coupling connector and method for making the same |
| 09/25/2001 | US6294234 Fluid conduit for fuels and fuel vapors |
| 09/25/2001 | US6293313 Stainless steel shafts, assemblies and methods of making same |
| 09/25/2001 | US6293311 Multilayer composite pipe fluid conduit system using multilayer composite pipe and method of making the composite |
| 09/25/2001 | US6293233 Engine lubrication control |
| 09/20/2001 | WO2001069118A1 Pipe system |
| 09/20/2001 | DE10112929A1 Leakage prevention device for transportation of liquid hydrocarbons has annular through channel between tubes |
| 09/20/2001 | DE10012832A1 Plastics ventilation pipe has outer layer separated from anti-static inner layer by insulating layer |
| 09/20/2001 | DE10012239A1 Polymer pipe comprises a polyolefin core and a shell of glycol-modified PET |
| 09/19/2001 | EP1133655A1 Pipe coupling having same outer diameter as pipe |
| 09/19/2001 | EP1133653A1 Method of making a pipe, and a pipe |
| 09/19/2001 | CN2449034Y Melting butt joint type steel-plastic combined pipe |
| 09/19/2001 | CN2449033Y Riveting type flange free ventilation pipe |
| 09/19/2001 | CN1313809A Apparatus for producing multiple channel duct assembly and method thereof |
| 09/19/2001 | CN1071186C Sandwich structure |
| 09/13/2001 | WO2001066993A1 Improved containment system |
| 09/13/2001 | US20010021426 Unbonded flexible pipes and method for the production thereof |
| 09/13/2001 | CA2402308A1 Improved containment system |
| 09/12/2001 | EP1131180A2 Bonding of steel strips in steel strip laminate pipe |
| 09/12/2001 | CN2447603Y PVC spiral winding pipe |
| 09/12/2001 | CN2447602Y Compound water tube |
| 09/12/2001 | CN2447601Y Metal and plastic compound tube |
| 09/12/2001 | CN2447600Y Metal compound tube |
| 09/12/2001 | CN1312445A Prestressed concrete pressure pipe and its making process |
| 09/11/2001 | US6287657 All-plastic air feeder pipe |
| 09/11/2001 | US6287508 Method for manufacturing curved thermoplastic tubes |
| 09/11/2001 | US6286558 Composite spoolable tube |
| 09/07/2001 | WO2001065213A1 Apparatus for and a method of fabricating a coriolis flowmeter formed primarily of plastic |
| 09/07/2001 | WO2001065162A1 Fire-resistant fuel transport pipe |
| 09/05/2001 | EP1130303A1 Composite high-pressure pipe and method of joining same |
| 09/05/2001 | EP1129313A1 Installation conduit for constructing an underwater transport system for fluid, energy or signals |
| 09/05/2001 | CN2446360Y Sandwiched gum compound plastic lining aluminium alloy tube |
| 09/05/2001 | CN2446359Y Sandwiched net compound plastic lining aluminium alloy tube |
| 09/05/2001 | CN2446358Y Winged warm sleeve |
| 09/05/2001 | CN1311408A Steel-plastic composite pipe |
| 09/05/2001 | CN1070602C Pipe, pipe-line parts and method for assembling pipe-line parts |
| 09/05/2001 | CN1070411C 挤压机 Extruder |
| 09/04/2001 | US6284334 Multi-layer thermoplastic composites |
| 09/04/2001 | US6283391 Fuel Injector |
| 09/04/2001 | US6283159 Double-walled pipe structure |
| 08/30/2001 | WO2001063169A1 Cryogenic fluid transfer tube |
| 08/30/2001 | WO2001062477A2 Fiber-reinforced composite wrapped steel liner |
| 08/30/2001 | US20010018105 Multilayer plastic pipe with good layer adhesion |
| 08/30/2001 | CA2400961A1 Cryogenic fluid transfer tube |
| 08/29/2001 | EP0941428B1 Component kit for a chain link adaptable to different uses |
| 08/29/2001 | CN2445165Y 双壁中空管 Double-walled hollow tube |
| 08/29/2001 | CN2445164Y Noninflammability foam blast pipeline component |
| 08/29/2001 | CN2445163Y Reinforced composite plastic pipeline with double metal frame |
| 08/29/2001 | CN1070275C Multi-layer tube |
| 08/28/2001 | US6279614 Multi-layer plastic tube |
| 08/23/2001 | WO2001060906A1 Colored resin composition for water pipe and colored water pipe |
| 08/23/2001 | DE19960008C1 Mehrkantrohr mit Gewindezügen Polygonal tube with screw threads |
| 08/23/2001 | DE10007772A1 Rohrstrang für die Unterwasserverlegung und Verfahren zu dessen Herstellung Tubing for the subsea installation and process for its preparation |
| 08/23/2001 | DE10007513A1 Leitungsinstallationskanal Plumbing channel |
| 08/22/2001 | CN2444099Y Steel pipe of lining plastic |
| 08/22/2001 | CN2444098Y Complex type insulating fule pipe made of metal-inorganic incombustible glass fiber reinforced plastic |
| 08/16/2001 | WO2001059348A1 Pipeline conduit for laying underwater and method for the production thereof |
| 08/16/2001 | US20010014724 Films, pipes |
| 08/16/2001 | US20010013675 Method for manufacturing a multi-layer plastic pipe |
| 08/16/2001 | US20010013375 Locking of helically wound tube seam |
| 08/16/2001 | EP1123194A1 Hollow solid generated by rotation and method for making same |
| 08/16/2001 | EP0873485B1 Multi-lumen plastics tubing |
| 08/16/2001 | EP0597120B1 Tubular laminate and production thereof |