| Patents for B29L 23 - Tubular articles (4,866) |
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| 06/26/2002 | EP1216126A1 Device for production of tubes with transverse walls |
| 06/26/2002 | EP1144170B1 Device for welding together the ends of tubular plastic containers, notably tubes |
| 06/26/2002 | EP0921921B1 Method for heating and/or cross-linking of polymers and apparatus therefor |
| 06/26/2002 | EP0672214B1 Stabilized porous pipe |
| 06/25/2002 | US6409494 Device for the extrusion of multi-layer plastic films, boards or tubes |
| 06/22/2002 | CA2364634A1 Shaped part and method of forming same |
| 06/19/2002 | EP1215239A1 Poly-1-butene resin composition and uses thereof |
| 06/19/2002 | EP1102674B1 Device for continuously producing seamless plastic tubes |
| 06/18/2002 | US6406063 Pipe fittings |
| 06/18/2002 | CA2235892C Take-off apparatus for plastic tubular sheets |
| 06/13/2002 | US20020070551 Plastic pipe having a socket, and a method of providing a plastic pipe with a socket |
| 06/11/2002 | US6403889 Bi-layer covering sheath |
| 06/05/2002 | CN1352665A Process for manufacturing a biodegradable polymeric composition |
| 05/30/2002 | WO2002042679A1 Ultra-flexible pipe insulation |
| 05/29/2002 | CN1351536A Adhesive method for spiral pipe |
| 05/29/2002 | CN1350916A Cooling apparatus for manufacturing hot shrinking casings from thermoplastic resin |
| 05/22/2002 | EP0925466A4 Material and method for lining pipes |
| 05/15/2002 | EP1204525A1 Coolant tube for internal combustion engines and method of producing the same |
| 05/15/2002 | CN1349451A Device for production of tubes with transverse walls |
| 05/14/2002 | US6386551 Plastic sleeve and method of manufacturing the same |
| 05/14/2002 | CA2133478C Elongate plastic member assembly and method and apparatus for making thesame |
| 05/10/2002 | WO2002036333A1 Method and apparatus for forming a polymeric container system for pressurized fluids |
| 05/10/2002 | CA2426924A1 Method and apparatus for forming a polymeric container system for pressurized fluids |
| 05/09/2002 | US20020053494 Dust cover assembly and method of producing the same |
| 05/08/2002 | EP0868252A4 Electrofusion saddle coupler and method and apparatuses of making electrofusion saddle couplers |
| 05/08/2002 | CN1084247C Method of reshaping plastic material with decoration |
| 05/02/2002 | EP1200495A1 Process for producing a cross-linked polymer product |
| 05/01/2002 | CN1083958C Pressure tube of plastic material |
| 04/25/2002 | US20020046776 Pipe |
| 04/24/2002 | EP1198336A1 Apparatus for producing multiple channel duct assembly and method thereof |
| 04/24/2002 | EP0572546B1 System and method for joining plastic materials |
| 04/24/2002 | CN1346430A Pipe joint and method of making pipe joint |
| 04/23/2002 | US6374862 Tubing for lining pipes and method for producing the same |
| 04/18/2002 | US20020043744 Extruding an ultraviolet crosslinking composition of ethylene-propylene -diene rubber, acrylate-based monomer, silica and photopolymerization initiator |
| 04/17/2002 | EP1196714A1 Reinforced electro-welding sleeve for plastic pipes |
| 04/17/2002 | EP1196709A1 Method for manufacturing a high performance crosslinked thermoplastic hose and a high performance crosslinked thermoplastic hose produced thereby |
| 04/17/2002 | EP1196492A1 Process for manufacturing a biodegradable polymeric composition |
| 04/11/2002 | US20020041054 Thermoplastic elastomers |
| 04/10/2002 | EP1195235A2 Method and apparatus for use in manufacture of cellulose casing |
| 04/10/2002 | CN1344284A Process for producing cross-linked polymer product |
| 04/10/2002 | CN1344281A Improved chromate ester catalyst and method of using same to produce high performance polyethylene products |
| 04/03/2002 | CN1343163A Method and device for producing two-chamber tube |
| 04/03/2002 | CA2358016A1 Method and apparatus for use in manufacture of cellulose casing |
| 04/02/2002 | US6363900 Synthetic resin-made intake manifold and manufacturing method thereof |
| 03/28/2002 | US20020037959 Tetrafluoroethylene (TFE), perfluoroethylvinylether and perfluorodioxole polymers with very low values of extractable fluorine |
| 03/27/2002 | CN1081532C Heat setting of medical tubings |
| 03/27/2002 | CN1081529C 制备纤维素管形膜的装置和方法 Apparatus and method for the preparation of cellulose tubular film |
| 03/26/2002 | US6361730 Essentially in the absence of adhesive, block polymer of polyamide-6 tetramethylene glycol |
| 03/20/2002 | CN1341051A FRP cylindrical body and production method thereof |
| 03/20/2002 | CN1340671A Manufacture method for fuel hose and its used ultraviolet interlinking composition |
| 03/19/2002 | US6358581 Multiple coat metal pipe and its fabrication method |
| 03/13/2002 | CN1080601C Method and apparatus for mfg. paint roller |
| 03/06/2002 | EP1184154A1 Method for manufacturing fuel hose and ultraviolet crosslinkable EPDM composition therefor |
| 03/06/2002 | CN1080184C Orienting extrusion processes for medical tubing |
| 03/05/2002 | US6352742 Method for producing polymer electrolyte membrane and fuel cell |
| 02/26/2002 | US6350204 Fiber-reinforced plastic pipe |
| 02/20/2002 | EP1180225A1 Liner with a tubular film that is coated with a nonwoven |
| 02/14/2002 | WO2002011973A1 Device for connecting components, which consist of fusible plastic |
| 02/13/2002 | EP1179417A1 Corrugated hose assembly |
| 02/12/2002 | CA2164983C Drip irrigation hose and method of manufacture |
| 02/09/2002 | CA2354885A1 Corrugated hose assembly |
| 02/07/2002 | WO2002009926A1 Methods and devices for the production of a pipe from biaxially oriented thermoplastic material having an integrated socket |
| 02/07/2002 | DE10123400A1 Formen von Verbundringen mit kontinuierlicher Walzenreinigung Molding composite rings with continuous roll cleaning |
| 02/05/2002 | CA2055263C Method and apparatus for shaping thermoplastic tubes |
| 01/31/2002 | US20020011692 Process for rotomolding with melt-extruded TFE/PAVE copolymer |
| 01/31/2002 | DE10035093A1 Clamping device used plastic welding machine for fixing plastic molded parts during welding, has clamping component having projection(s) on inner surface which bears on outer surface of plastic molded part |
| 01/30/2002 | CN1078526C Jointing apparatus of thermoplastic plastic pipes |
| 01/29/2002 | CA2218510C Flexible tube and method of making |
| 01/24/2002 | US20020010240 Thermoplastic elastomer molding compositions with improved processability |
| 01/24/2002 | US20020007860 Metal-composite corrugated hoses and a process for manufacturing the same |
| 01/23/2002 | EP1174220A2 Clamping device |
| 01/23/2002 | EP1173320A1 Apparatus for conjoining tubular end portions |
| 01/17/2002 | US20020004976 Clamping element |
| 01/15/2002 | US6338766 Retention mold for bonding tire tube |
| 01/15/2002 | CA2063108C Apparatus for the production of plastic pipes |
| 01/09/2002 | EP1170117A1 Frp cylindrical body and production method thereof |
| 01/08/2002 | CA2154249C Extrusion of thermally cross-linkable materials |
| 01/08/2002 | CA2083321C Apparatus for manufacturing preforms for blow molding of bellows |
| 01/03/2002 | US20020001689 Method of manufacturing tubular film |
| 01/03/2002 | US20020000295 Continuous forming device of FRP square pipe |
| 01/02/2002 | EP1167401A1 Thermoprocessable copolymers of TFE |
| 01/02/2002 | EP1166007A1 Plastic pipe having a socket, and a method of providing a plastic pipe with a socket |
| 01/02/2002 | EP1166006A1 Joining of reinforced thermoplastic pipe (rtp) for high pressure transportation applications |
| 01/02/2002 | EP1166005A1 Method for joining spiral wound pipes |
| 01/02/2002 | EP0983134B1 Method for producing polymer electrolyte membrane and fuel cell |
| 01/02/2002 | CN1329539A Spiral wound pipe and method for manufactuirng the same |
| 01/02/2002 | CN1329110A Thermoplastic elastic body moulding compoiste with improved working property |
| 01/02/2002 | CN1077123C Material containing sulphurized elastic body combined with thermal plastic elastic body |
| 01/01/2002 | US6334918 Tire tube |
| 12/26/2001 | CN1328625A Method of making pipe, and pipe |
| 12/20/2001 | DE10029076A1 Thermoplastische Elastomer-Mischungen mit verbesserter Maschinengängigkeit bei der Extrusion Thermoplastic elastomer compounds with improved machinability during extrusion |
| 12/19/2001 | EP1164162A1 Thermoplastic elastomer mixture with an improved processability in extrusion |
| 12/19/2001 | EP1163108A1 Method and device for producing a two-chamber tube |
| 12/19/2001 | EP0934126B1 Method and apparatus for the manufacturing of paint rollers |
| 12/19/2001 | EP0909367B1 Method and fitting for joining plastics components |
| 12/19/2001 | CN1326851A Composite ring forming with continuous roller cleaning |
| 12/18/2001 | CA2006669C Process for integrating a metal end cap to a wound composite material tubing and so fabricated tubing |
| 12/12/2001 | EP1162397A2 Metal-composite corrugated hoses and a process for manufacturing the same |
| 12/12/2001 | EP0835177B1 Extrusion apparatus and method for orienting plastic material by using an extrusion apparatus |
| 12/12/2001 | CN1075973C Method for stripping open ended bellows part from injection mold |