Patents
Sitemap › B29 - Working of plastics; Working of substances in a plastic state in general › B29L - Indexing scheme associated with subclass , relating to particular articles › B29L 23 - Tubular articles
Patents for B29L 23 - Tubular articles (4,866)
07/2010
07/14/2010EP1403030B1 Tube connection
07/14/2010CN101778715A Process for producing self-sealing pneumatic tire and apparatus therefor
07/14/2010CN101778714A Process for producing tube member made of fiber-reinforced resin
07/14/2010CN101778706A Frp reinforced vinyl chloride resin pipe joint and process for manufacturing the same
07/14/2010CN101774280A Method for improving brittleness of PP-R pipe
07/14/2010CN101774269A High-speed PB tube single screw
07/14/2010CN101774244A Method for preparing PVF sponge roller brush
07/07/2010CN201520061U Glue injection unit and glue injection mold of pultrusion machine
07/07/2010CN201520046U Large-caliber polyethylene thin-wall pipe extruding device
07/07/2010CN101767461A Inner and outer heating forming process for composition material tubing
06/2010
06/30/2010EP1494858B1 Multilayer blown film and process for production thereof
06/30/2010CN201516683U Apparatus for directly cooling molding segment modules through high-pressure nozzle atomizing and cooling
06/30/2010CN101758621A Composite material elbow winding machine control mechanism and winding method thereof
06/24/2010WO2010069293A2 Method for producing a tubular body from plastic having at least one inner collar for an ink roller body
06/23/2010CN201511525U Large-caliber plastic pipeline multi-angle welding machine clamp improving structure
06/23/2010CN101746049A Manufacturing method of hard plastic pipe
06/23/2010CN101746048A Extrusion forming principle and method of plastic tubes for circumferential self-reinforcement
06/23/2010CN101746047A Low-temperature near-melting point extrusion molding principle and method for circumferential self-reinforced plastic pipe
06/23/2010CN101746046A Principle and method for forming semisolid and solid extruded circumferential self-enhanced plastic pipes
06/23/2010CN101746045A Extrusion forming principle and method of plastic tubes for axial self-reinforcement
06/23/2010CN101746044A Extrusion forming principle and method of plastic tubes for biaxial self-reinforcement
06/23/2010CN101746043A Low-temperature near-melting point extrusion molding principle and method for axial self-reinforced plastic pipe
06/23/2010CN101746042A Principle and method for forming semisolid and solid extruded axial self-enhanced plastic pipes
06/23/2010CN101746041A Principle and method for forming semisolid and solid extruded bidirectional self-enhanced plastic pipes
06/23/2010CN101746040A Low-temperature near-melting point extrusion molding principle and method for two-way self-reinforced plastic pipe
06/23/2010CN101746012A Process for making water channel of outlet water unit
06/23/2010CN101391486B Mold for preparing variable diameter glass fibre reinforced plastic pipeline
06/23/2010CN101314254B Extrusion mould head for plastic tube
06/16/2010EP1710068B1 Manufacture of tubes in flexible materials by prior injection of the tube body with labelling in the mould
06/16/2010CN201506023U Mould for solving fracture problem of tail part of PE double wall corrugated pipe flaring with small caliber
06/16/2010CN101735944A Capillary reaction vessel
06/16/2010CN101733939A Equipment for manufacturing woven and wound high-strength composite material
06/16/2010CN101733937A Method for forming internal threads of composite material
06/16/2010CN101733936A Method for making carbon fiber composite material rectangular thin-wall hollow pipe for robot arm
06/16/2010CN101733856A Method for preparing modified ultrahigh molecular weight polyethylene anti-flaming tubular product
06/16/2010CN101254651B Production method of compression moulding forming polyolefin pipe fitting
06/09/2010CN201501093U Production equipment of seepage-proofing oxygen composite pipe
06/09/2010CN101724230A Polyester composition for preparing pipes and preparation method and application thereof
06/09/2010CN101301786B Immersion type plastic pipe sizing device
06/02/2010CN201494021U Vacuum exhaust valve of vacuum shaping tank of plastic pipes
06/02/2010CN101716824A Manufacturing technology of oil pipeline made of carbon fibre composite
06/02/2010CN101395068B Composite spout, and injection molding device for molding the same
06/02/2010CN101327645B Device for expanding thermal shrinkage tube
06/02/2010CN101224629B Rotation tractor for plastic pipe production line
06/02/2010CN101173096B Method for producing polyimide seamless tubular shaped film
06/02/2010CN101020359B Process and apparatus for melting and welding plastic sheet to produce pipe
05/2010
05/26/2010EP2189492A1 Ozone-resistant injection-molded articles and injection-molding materials
05/26/2010EP2189274A1 Process for producing tube member made of fiber-reinforced resin
05/26/2010CN201483750U Rubber tube extruding machine head
05/26/2010CN201483733U Plastic pipe shaping extrusion device
05/25/2010CA2476461C Method and apparatus for coating the interior surface of a straw
05/19/2010EP2185342A1 Method for welding plastic pipes together
05/19/2010CN201471723U Spiral winding device for wound pipes
05/19/2010CN201471635U Bellows forming die
05/19/2010CN1982022B Manufacturing method of vane for electronic photo
05/19/2010CN101709810A Low-temperature prefabricating process of anticorrosive heat insulating compound pipeline
05/19/2010CN101708657A Production method of composite material by multilayer diagonal winding and production line
05/19/2010CN101708654A Improved type PE pipe texturing machine
05/19/2010CN101708650A Combined mould with automatic core-pulling function
05/19/2010CN101352916B Method for producing heat-resisting polyethylene tube
05/12/2010CN201456398U Glass reinforced plastic pultrusion glue injection mechanism and glue injection unit thereof
05/12/2010CN201456390U Production equipment of micro-fracture full-plastic pipe
05/12/2010CN201456387U Plastic tube sizing device
05/12/2010CN201456379U Movable hanger rod for polytetrafluoroethylene paste squeeze pipes
05/12/2010CN201456377U Moulding device of water seal ring plate of water ring
05/12/2010CN1839029B Cylindrical member containing fluororesin
05/12/2010CN101704971A Halogen-free antiflaming single-wall heat-shrinkable tube and preparation method thereof
05/12/2010CN101704283A Method for manufacturing flexible rubber pipe
05/11/2010CA2390661C Pressurized fluid conduit
05/05/2010CN1668449B Tube-joining apparatus and tube-joining method
05/05/2010CN101700696A Method for manufacturing elbow tube piece made of resin-based composite material and device thereof
05/05/2010CN101700695A Method for curing pipe made of resin-based composite material
04/2010
04/28/2010CN101698354A Double-wire head winding method for resin matrix composite pipe
04/27/2010US7704440 Fuel system component and method of manufacture
04/21/2010CN201439243U Demoulding mechanism of core-pulling injection molding mould in large pipe fitting
04/14/2010CN201437277U Electric smelting welder for abutting joint of helical bellows
04/14/2010CN201437276U Fixing clamp for electric fusion welding of buried polyethylene pipelines
04/07/2010EP2172327A1 Device for curling strip member with reinforcing material, method for making spiral pipe, and device for making spiral pipe
04/07/2010CN201436194U Remote wireless controlled full-automatic hot melt welding machine
04/06/2010US7691219 Method and device for producing a hollow body by rotation and resulting products
03/2010
03/31/2010EP2168758A1 Process for producing self-sealing pneumatic tire and apparatus therefor
03/31/2010EP2167861A1 Method of grounding multilayer pipes and pipeline comprising multilayer pipe
03/31/2010CN201432409Y Automatic control system of glass fiber reinforced plastic mortar pipe production line
03/24/2010CN201427373Y Inner tube forming device
03/24/2010CN101678590A Fluororesin tube and process for producing the same
03/17/2010CN201423748Y Vacuum forming device for plastic tube
03/17/2010CN201423747Y Cooling device of corrugated pipe forming machine
03/17/2010CN201423744Y Multi-pipe die plastic molding machine
03/17/2010CN101670650A Pipe fitting stack mold
03/17/2010CN101670649A U-shaped pipe fitting injection molding mold
03/11/2010WO2010027084A1 Polyphenylene sulfide-based heat-shrinkable tube and member covered with said tube
03/11/2010WO2010026754A1 Spiral winding device for strip material
03/11/2010WO2010026753A1 Spiral winding device for strip material
03/11/2010WO2010026751A1 Method of manufacturing rubber hose reinforced by steel cords, and rubber hose reinforced by steel cords
03/11/2010WO2010026749A1 Method of manufacturing rubber hose reinforced by steel cords, rubber hose reinforced by steel cords, and composite strip material
03/10/2010CN201419472Y Automatic outer edge curl removing machine for polyethylene pipelines
03/03/2010EP2158263A1 Crosslinked polyethylene articles and processes to produce same
03/03/2010CN201415490Y Auxiliary expansion sleeve
03/03/2010CN201415483Y Plastic solid-wall bellows tubes molding cooling device
03/03/2010CN201415482Y Novel cooling device for manufacturing plastic double-walled bellows tubes
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