| Patents for B29L 23 - Tubular articles (4,866) |
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| 03/03/2010 | CN201415478Y Ultra high molecular weight polyethylene tubing extrusion equipment |
| 03/03/2010 | CN201415460Y Pressure injection forming device for polyolefin pipe fittings |
| 02/24/2010 | CN201410746Y Inner wall surface corona machine of plastic pipe |
| 02/16/2010 | US7662329 Centrifugal casting die, method for manufacturing thereof as well as casting material, blade obtained therefrom and method for manufacturing thereof |
| 02/10/2010 | CN201399886Y Novel pushing rod |
| 02/10/2010 | CN201399860Y High pressure hose freezer |
| 02/03/2010 | CN201394909Y Module operation aligning mechanism used for PE double-wall corrugated pipe forming machine |
| 01/27/2010 | EP2146839A1 Conduit, manufacture thereof and fusion process therefor |
| 01/27/2010 | CN201389979Y Pulp interlaid winding device |
| 01/27/2010 | CN201389977Y Special nose for continuous production two-way stretching PVC pipe |
| 01/27/2010 | CN100584581C Connection sealing device for cooling case-hardening vacuum box on pipe production line |
| 01/20/2010 | CN100581794C Preparation method for on-line pulling and extruding glass steel tube with multilayer annular weaving structure |
| 01/20/2010 | CN100581788C Extrusion molding apparatus for resin tube |
| 01/20/2010 | CN100581783C Catheter molding device |
| 01/14/2010 | DE10122565B4 Verfahren zum Sanieren von Rohrleitungen Method for remediating pipelines |
| 01/13/2010 | EP2143541A1 Fluororesin tube and process for producing the same |
| 01/13/2010 | CN201380588Y Automatic winding machine for glass fiber-reinforced plastic tubes |
| 01/13/2010 | CN201380568Y Hydraulic pressure stripping device for large bore fiberglass reinforced plastic pipes |
| 01/13/2010 | CN100579770C Manufacturing technology for carbon tube of bamboo composite material wind-driven generator blade |
| 01/12/2010 | CA2452059C Method and device for heating preform |
| 01/06/2010 | EP2141004A1 One-pieced shaped mould |
| 01/06/2010 | CN100577387C Module assembling mechanism for plastic pipeline forming machine |
| 12/30/2009 | CN201371570Y Polystyrene extruded foamed tube die capable of adjusting size of die outlet gap |
| 12/30/2009 | CN201371544Y Plastic hose feeding finished product clamp |
| 12/24/2009 | DE59306752C5 Verfahren zum herstellen von formteilen aus im warmen zustand formbaren kunststoffen Method for the manufacture of molded parts from the warm state moldable plastics |
| 12/23/2009 | CN201366790Y Plastic melt color mixture device of plastic pipe extruder |
| 12/23/2009 | CN201366768Y 90-degree curve bend plastic mould |
| 12/23/2009 | CN100572029C Method for manufacturing nano material of drainpipe |
| 12/16/2009 | CN201361987Y Manufacturing equipment of glass fiber reinforced plastic pipeline for seawater desalinization |
| 12/16/2009 | CN201361986Y Fiber reinforcement composite pipeline and container winding machine |
| 12/16/2009 | CN201361985Y Novel micro-irrigation belt process unit |
| 12/16/2009 | CN201361972Y Equipment used for producing polystyrene plastic extrusion foaming insulating pipe |
| 12/16/2009 | CN101602253A Technology for processing split-type screw injector of 1ml |
| 12/16/2009 | CN100569496C Traction mechanism for composite material pulling extruding machine and pulling extruding machine thereof |
| 12/16/2009 | CN100569495C Draughting mechanism capable of preventing slip and pultrusion machine |
| 12/16/2009 | CN100569488C Equipment and process for producing PPR pipe material by using novel core and vacuum chilling cabin |
| 12/09/2009 | CN101598245A Method for directly manufacturing plastic pipeline with any length in pipeline-laying groove |
| 12/09/2009 | CN100566981C Method for preparing composite material tube with bamboo joint structure |
| 12/02/2009 | CN201353884Y Bifilar helix extrusion shaping device of HDPE cable protecting pipe |
| 12/02/2009 | CN201353876Y Machine head internal mould device |
| 12/02/2009 | CN101590694A Device and improved method for preparing contracting glue film by environmental-friendly material and device thereof |
| 12/02/2009 | CN100564016C Fuel system component and method of manufacture |
| 12/01/2009 | US7625194 Unit for production of tubular resin film |
| 11/25/2009 | EP2123718A1 Resin composition used for heat shrinkable member, heat shrinkable tube composed of the resin composition, and member covered with the tube |
| 11/25/2009 | EP2123428A1 Polyvinylidene chloride resin wrap film and process for producing the same |
| 11/25/2009 | CN201350686Y Winding pipe manufacturing device |
| 11/25/2009 | CN101585232A Composite welding method used for steel belt to reinforce pipe joint of polyethylene drainpipe |
| 11/18/2009 | CN201346847Y Vacuum spraying box for cooling shaping of rotary pipe products |
| 11/18/2009 | CN201346845Y Co-extrusion plastic-coating machine head device |
| 11/18/2009 | CN201346844Y Plastic-coating machine head device |
| 11/18/2009 | CN201346843Y Co-extrusion machine head internal mold |
| 11/18/2009 | CN201346817Y Bellow mold |
| 11/18/2009 | CN101579921A Auxiliary expanding equipment |
| 11/18/2009 | CN101579919A Equipment and process for producing water hose |
| 11/18/2009 | CN100560339C Method for preparing polythene glass fibre resin-immersing composite pipe |
| 11/11/2009 | CN201342791Y One-step-cut-off type liftable cutting device for glass fiber tube processing machine |
| 11/11/2009 | CN201342783Y Water removing device for pipe in plastic pipe production line |
| 11/11/2009 | CN201342776Y Ejection mechanism for arc-shaped elbow pipe fittings |
| 11/11/2009 | CN201342769Y Wax tube manufacturing device for treating upper limb arthralgia |
| 11/11/2009 | CN101575891A Trapezoidal hollow pipe member |
| 11/11/2009 | CN101574847A Device and method for on-line diameter expansion of plastic pipes |
| 11/10/2009 | CA2417954C Device for connecting components made of fusible plastic |
| 11/05/2009 | US20090273125 Manufacturing apparatus and manufacturing method for tubular resin film |
| 10/28/2009 | CN201333801Y New-type plastic tube sizing and cooling device |
| 10/28/2009 | CN201333777Y Mold for bamboo-like tube |
| 10/28/2009 | CN101564899A Glue-injection unit of glass fiber reinforced plastic tubular product pultrusion glue-injection device and glue-injection mold |
| 10/28/2009 | CN101564898A Glass fiber reinforced plastic tubular product pultrusion glue-injection device and glue-injection unit |
| 10/27/2009 | CA2531158C Tube clamp device and tube connection device |
| 10/21/2009 | CN201329670Y Ring-shaped periphery supporting device for metal reinforced corrugated pipe manufacturing equipment |
| 10/21/2009 | CN201329667Y Accurate control device for plastic melting tube blank wall thickness |
| 10/21/2009 | CN101559644A Manufacturing method for high strength polyphenylene sulfide tube |
| 10/21/2009 | CN100551676C Pipelining member manufacture method |
| 10/21/2009 | CN100551671C Method for producing steel mesh reinforced plastic composite pipes and its associated equipment |
| 10/14/2009 | CN201325182Y Fused pipe |
| 10/14/2009 | CN201325175Y Plastic corrugated pipe sizing and cooling device |
| 10/14/2009 | CN201325152Y Fused pipe mold |
| 10/14/2009 | CN101554773A Method for producing ultra high molecular weight polyethylene wear-resistant pipe |
| 10/14/2009 | CN100548633C Composite material pressure container or tubular body and composite material intermediate |
| 10/08/2009 | WO2009123027A1 Multilayered polyamide tube for food packaging |
| 10/07/2009 | EP1283101B1 Process for producing multilayered product |
| 10/07/2009 | CN101551045A Conduit |
| 10/07/2009 | CN101549558A Production process of large S-shaped rubber pipe with joint |
| 10/07/2009 | CN101549550A Method for solving easy fracture at tail part of minor-caliber PE double-wall bellow flare |
| 09/30/2009 | CN101544834A Preparation method and application of cold-contraction type power silicone rubber sleeve |
| 09/23/2009 | CN101539222A Multipurpose HDPE-A tubular product |
| 09/23/2009 | CN101537714A Method for molding carbon fiber product |
| 09/23/2009 | CN101537712A Continuous production technology of polyvinyl chloride pipe stretched in two directions |
| 09/23/2009 | CN101537706A Expanding device for a cold-shrinkage silicone rubber tube |
| 09/23/2009 | CN101537696A Method for preparing and using low-pressure resistant drainage and gas guidance plastic film hose |
| 09/23/2009 | CN101537679A Tire tube shaping device |
| 09/17/2009 | WO2009112073A1 Conical fibre reinforced section and a method for producing said section |
| 09/09/2009 | CN101526722A Composite leg tube for photography/videography and manufacturing method thereof |
| 09/08/2009 | US7585467 Pipette tip |
| 09/08/2009 | CA2531408C Tube joining device |
| 08/26/2009 | CN201296048Y Moulding plate |
| 08/26/2009 | CN101513771A Composite strip windable to form a helical pipe, composite pipe and method thereof |
| 08/26/2009 | CN100532053C Fast steam shaping process and device for plastic flexible pipe |
| 08/19/2009 | CN201291591Y Double-tube coating mould |
| 08/19/2009 | CN101508167A Plastic fused mass color-mixture device of plastic pipe extruder |
| 08/18/2009 | CA2440806C Composite pressure container or tubular body and composite intermediate |