| Patents for B29L 23 - Tubular articles (4,866) |
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| 08/06/2009 | WO2009096075A1 Multilayered cylindrical molding |
| 08/05/2009 | CN201283656Y Device for manufacturing metal reinforced helical bellows |
| 08/05/2009 | CN101497240A On-line composition method of steel-plastic composite tube |
| 08/05/2009 | CN101497227A Method for processing vehicle air suction tube |
| 07/28/2009 | CA2408638C Method of producing structures using centrifugal forces |
| 07/22/2009 | EP1305154B2 Device for connecting components, which consist of fusible plastic |
| 07/22/2009 | CN100515712C Method for manufacturing elastic cylindrical body |
| 07/07/2009 | US7556848 Synthetic resin fusion body |
| 07/07/2009 | CA2415656C Methods and devices for the production of a pipe from biaxially oriented thermoplastic material having an integrated socket |
| 06/25/2009 | WO2009078387A1 Frp pipe |
| 06/24/2009 | EP2072581A1 Polyimide tube, method for production thereof, method for production of polyimide varnish, and fixing belt |
| 06/23/2009 | CA2377652C A corrugated pipe plant |
| 06/18/2009 | US20090155504 Laminated molded body |
| 06/17/2009 | EP2069676A2 A novel locking pipe joint and a method of making the same |
| 06/10/2009 | DE69318813C5 Verfahren zum Herstellen eines mehrschichtigen Kunststoffrohres und mehrschichtiges Kunststoffrohr zur Leitung von Fluiden A method for producing a multilayer plastic pipe and multilayer plastic pipe for conducting fluids |
| 06/04/2009 | WO2009069754A1 Production method of pipe joint, production device of pipe joint and pipe joint |
| 06/03/2009 | EP2065168A1 Process, and apparatus, for producing flexible hose with tube disposed thereinside |
| 05/28/2009 | WO2009066674A1 Manufacturing method for reinforced rubber-hose |
| 05/27/2009 | CN201244893Y Precooling apparatus for plastic pipe production line |
| 05/27/2009 | CN201244892Y Plastic pipe production line |
| 05/27/2009 | CN201244881Y Efficient shower cooling box |
| 05/27/2009 | CN201244875Y Synchronous drive double-caterpillar tractor |
| 05/27/2009 | CN100491458C Method of preparing high-performance polypropylene composition |
| 05/20/2009 | CN201240052Y Hot plate moving apparatus of plastic pipeline hot melt angle joint machine |
| 05/20/2009 | CN201240048Y Medical perfusion tube extruding apparatus |
| 05/20/2009 | CN101434126A Cooling apparatus for shaping plastic bellow |
| 05/20/2009 | CN100488756C Composite strip capable of winding to form a helical pipe and method thereof |
| 05/13/2009 | CN201235606Y On-line soldering molding platform for thermal insulation pipe |
| 05/13/2009 | CN201235605Y Thermal shrinkage tube dry-expanding machine and dry-expanding machine set |
| 05/13/2009 | CN201235604Y High speed sizing apparatus for plastic tube |
| 05/13/2009 | CN201235599Y Extrusion mould head for plastic tube |
| 05/13/2009 | CN100486796C Apparatus and method for producing tubular material |
| 05/12/2009 | US7531122 Distributing ferromagnetic particles through a molding device; placing multiple polymeric elements into operative association with molding device; placing an interface formulation; heating to fusion temperature |
| 05/07/2009 | DE112007001518T5 Verfahren zur Herstellung einer Polyolefinharzfolie A process for producing a polyolefin resin sheet |
| 04/30/2009 | US20090110761 Extrusion Molding Apparatus for Resin Tube |
| 04/29/2009 | CN101417505A Connection method of PE plastic tube and PE steel wire mesh frame plastic composite tube |
| 04/29/2009 | CN100482375C Apparatus for rolling a front end of a deformable sleeve-shaped container cover |
| 04/22/2009 | CN201224165Y Injection molding mould for PE thin walled pipe fittings |
| 04/22/2009 | CN100480020C Making process of glass fiber reinforced composite polypropylene pine with strengthening layer for both cold and hot water |
| 04/15/2009 | EP2046560A2 Device for welding plastic tubes |
| 04/15/2009 | CN201220467Y Sprayer of plastic pipe vacuum chilling box |
| 04/15/2009 | CN101407108A Tubular body manufacturing method and tubular body |
| 04/15/2009 | CN100478161C PVC twisted pipe production process |
| 04/15/2009 | CN100478160C Brush roller and producing process |
| 04/15/2009 | CN100478154C Method of manufacturing reinforced composite plastic pipe material and its device |
| 04/08/2009 | CN101402407A Integral disposal toothpaste packing tube and method of manufacturing the same |
| 04/08/2009 | CN101402247A Manufacturing technique for modified polythene tube for buried pollution discharge |
| 04/08/2009 | CN101402232A Device and method for producing pipes made of thermoplastic with transverse profiling |
| 04/08/2009 | CN100475499C Pipe joining method |
| 04/02/2009 | WO2009041433A1 Polytetrafluoroethylene bellows, process for manufacturing the same, apparatus therefor and fluid pressure feed equipment utilizing the bellows |
| 04/01/2009 | EP1579983B1 Tube bonder |
| 04/01/2009 | CN100473518C Technique for steel-plastic composite tube enhanced by antistatic flame retardant Nano fibers and products therefrom |
| 03/31/2009 | US7510514 Apparatus for rolling a front end of a deformable sleeve-shaped container cover |
| 03/25/2009 | CN101395068A Composite spout, and injection molding device for molding the same |
| 03/25/2009 | CN101391486A Mold for preparing variable diameter glass fibre reinforced plastic pipeline |
| 03/25/2009 | CN100471646C Forming method for casing pipe used for pipe coupling, the casing pipe and pipe coupling using the casing pipe |
| 03/19/2009 | WO2009033603A1 Method for welding plastic pipes together |
| 03/19/2009 | US20090071595 Assembly process and plastic composite tube |
| 03/18/2009 | CN101386208A Silicon rubber sleeve expansion method and device |
| 03/11/2009 | CN101380819A Production device of wall tube of large aperture framework-tube polyethylene winding structure |
| 03/11/2009 | CN101380815A Connection method of plastic pipe |
| 03/11/2009 | CN101380814A Pipe shaped sponges shaping conjunction machine |
| 03/10/2009 | CA2439762C Conduit and method of forming |
| 03/04/2009 | CN201201316Y Reverse V-shaped slideway bake oven for producing polypropylene crooked pipe |
| 03/04/2009 | CN101376440A High hardness high transparency high separation packing tube and production method thereof |
| 02/26/2009 | DE10062000B4 Flexibles Rohr eines Endoskops Flexible tube of an endoscope |
| 02/25/2009 | CN101372154A Apparatus for and method of lining passageways |
| 02/25/2009 | CN101372151A Plastic-steel winding pipe tape splicing method |
| 02/25/2009 | CN101372142A Technique for processing plastic rubber winding pipe |
| 02/19/2009 | WO2009022643A1 Process for producing tube member made of fiber-reinforced resin |
| 02/18/2009 | CN101367263A Speed reduction grade switched large-calibre plastic tube dragging machine |
| 02/18/2009 | CN100462217C Method for adjusting internal mould adjuster of aluminium-plastic composite tube |
| 02/12/2009 | WO2009020054A1 Frp reinforced vinyl chloride resin pipe joint and process for manufacturing the same |
| 02/11/2009 | CN201192893Y Non-uniform die orifice gap mold for production of thin wall labyrinth drip irrigation belt |
| 02/11/2009 | CN101362380A Joint winding machine and processing method using the same |
| 02/11/2009 | CN101362379A Cooling method and device of bellow forming module |
| 02/04/2009 | CN201189725Y Pulling and extruding molding mold mechanism and pulling and extruding machine thereof |
| 02/04/2009 | CN201189724Y Prestress pulling and extruding structure and pulling and extruding machine with said structure |
| 02/04/2009 | CN201189723Y Pulling and extruding machine with anti-sliding mechanism |
| 02/04/2009 | CN201189722Y Two-way draw-squeeze device of compound material |
| 02/04/2009 | CN201189721Y Traction mechanism for glass fiber reinforced plastic pulling and extruding machine and pulling and extruding machine thereof |
| 02/04/2009 | CN100457431C Tube bonder |
| 02/04/2009 | CN100457421C Pure plastic impervious oxygen pipe and its preparation method |
| 01/29/2009 | WO2009014082A1 Process for producing self-sealing pneumatic tire and apparatus therefor |
| 01/28/2009 | CN201186491Y Special equipment for manufacturing steel wire fabric hose |
| 01/28/2009 | CN201186489Y Cutter head component hydraulic lock of plastic pressure conduit multi-angle hot melt welder |
| 01/28/2009 | CN201186486Y Quick dispatch mechanism of vacuum box jet tube on plastic pipe production line |
| 01/28/2009 | CN101352922A High voltage polyolefin plastic electrofusion pipe fitting |
| 01/28/2009 | CN101352916A Method for producing heat-resisting polyethylene tube |
| 01/28/2009 | CN101352911A Method for preparing chemical industry pipeline |
| 01/28/2009 | CN101352909A Molding wheel for drip irrigation belt |
| 01/21/2009 | CN201183318Y Connecting mechanism of plastic pressure conduit multi-angle thermofussion welder |
| 01/21/2009 | CN101348593A Polychloroethylene layered nano silicate composite pipe and preparation thereof |
| 01/15/2009 | WO2009008505A1 Device for curling strip member with reinforcing material, method for making spiral pipe, and device for making spiral pipe |
| 01/15/2009 | WO2009007511A1 Method of grounding multilayer pipes and pipeline comprising multilayer pipe |
| 01/14/2009 | EP2014446A1 Apparatus for fabricating bellows type hose and fabrication method thereof |
| 01/14/2009 | EP1478503B1 Apparatus and method for closed-loop control of laser welder for welding polymeric catheter components |
| 01/14/2009 | CN101346221A Process, and apparatus, for producing flexible hose with tube disposed thereinside |
| 01/14/2009 | CN101342787A Compound material special piece molding method and molding central spindle |
| 01/14/2009 | CN100451417C Turbine booster hose of ethyleneacrylate rubber and its production |