| Patents for B29C 47 - Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor (64,906) | 
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| 07/16/1991 | US5031568 Tapered die assembly and elements thereof | 
| 07/16/1991 | CA1286073C Process for producing styrene resin foam | 
| 07/11/1991 | WO1991009730A1 Process for producing laminate | 
| 07/11/1991 | WO1991009720A1 Improvements relating to heating units | 
| 07/11/1991 | WO1991009719A1 Processes and apparatus for making multilayer plastic articles | 
| 07/11/1991 | CA2033831A1 Foam sheets of high heat distortion resistance | 
| 07/10/1991 | EP0436269A1 Oriented opaque multilayer heat sealable film | 
| 07/10/1991 | EP0436207A1 Method of detecting a level of liquid in a moving cylindrical body | 
| 07/10/1991 | EP0436058A1 Process for producing plastic sheets with protuberances and plastic sheet with protuberances | 
| 07/10/1991 | CN1052797A Process for producing multilayer polytetrafluoroethylene porous memberane and semisintered polytetrafluoroethylene multilayer structure | 
| 07/09/1991 | US5030820 Microwave/electric heatable hair curler | 
| 07/09/1991 | US5030511 Extruded vinylidene chloride copolymer flexible packaging film | 
| 07/09/1991 | US5030409 End portion-treating method for synthetic resin film and device therefor | 
| 07/09/1991 | US5030404 Melt extrusion, stretching, heat treatment mixture of polyvinyl alcohol and water | 
| 07/09/1991 | US5030393 Method of producing thermoplastic polymer film | 
| 07/09/1991 | US5030082 Extrusion die for thermoplastic resin | 
| 07/09/1991 | US5030080 Resin material supply apparatus to resin press molding machine | 
| 07/09/1991 | US5030079 Roller die extrusion and calendering apparatus | 
| 07/09/1991 | CA1285933C Rotary processor for plastic and polymeric materials providing surge compensation | 
| 07/09/1991 | CA1285730C Stretchable fastening tape for disposable diaper | 
| 07/06/1991 | WO1991009997A1 Process and device for drawing off and blocking off a melt, especially of plastic material | 
| 07/06/1991 | CA2032535A1 Flexible corrosion-resistant conduit and method | 
| 07/05/1991 | CA2027003A1 Processing aid for polymers | 
| 07/04/1991 | DE4041737A1 Water-sol. copolymers contg. vinyl] alcohol units - vinyl ester units and oxy:alkylene units are melt-moulded | 
| 07/04/1991 | CA2033456A1 Process for the treatment of polyolefin films | 
| 07/03/1991 | EP0435791A2 Novel coextrusion apparatus, methods and related films and packages | 
| 07/03/1991 | EP0435790A2 Multiple layer sheet materials and packages, and methods and apparatus for making the same | 
| 07/03/1991 | EP0435786A2 Extrusion methods and apparatus, and structures produced therewith | 
| 07/03/1991 | EP0435626A2 Opaque oriented polymeric film structure and method of preparing same | 
| 07/03/1991 | EP0435435A2 Biodisintegratable thermoplatic resin moldings and a process for producing same | 
| 07/03/1991 | EP0435154A1 Method of manufacturing mineral insulated wire | 
| 07/03/1991 | EP0435078A1 Extrusion orifice for producing cored panels | 
| 07/03/1991 | EP0435023A2 Method for removing volatile substances from polyphenylene ether resin blends | 
| 07/03/1991 | EP0434983A1 Extrusion die assembly | 
| 07/03/1991 | EP0434755A1 Extruded biaxially stretched foam plastic pipe and procedure for the manufacture thereof | 
| 07/03/1991 | EP0434709A1 Plastic tube for accommodating inserts, in particular protective tube for cables | 
| 07/02/1991 | US5028479 Polymeric anticorrosion film | 
| 07/02/1991 | US5028476 Coextruded rigid thermoplastic structures enabling biaxially oriented materials to be obtained | 
| 07/02/1991 | US5028466 Extruder for continuously extruding a wall having a three-dimensional cellular structure, and a cellular wall provided thereby | 
| 07/02/1991 | US5028460 Molding member and method of producing same | 
| 07/02/1991 | US5028376 Plastic pipe extrusion | 
| 07/02/1991 | US5028288 A method of manufacturing a door edge guard | 
| 07/02/1991 | CA1285360C System for producing tubes | 
| 07/02/1991 | CA1285359C Filtration system | 
| 06/30/1991 | CA2028619A1 Poly(arylene sulfide) compositions having improved impact strengths and methods | 
| 06/29/1991 | CA2029215A1 Extrusion die assembly | 
| 06/28/1991 | CA2030055A1 Method for removing volatile substances from polyphenylene ether resin blends | 
| 06/27/1991 | WO1991008888A1 Compression molding device | 
| 06/27/1991 | DE3941950A1 Prodn. of feed screw - by joining up longitudinal profiled parts, rotating washing, drying and priming, extruding spiral round prodn. and cooling | 
| 06/27/1991 | DE3939415C1 Appts. for prodn. of thermoplastic films and profiled sections etc. - comprises a worm extrusion press, a cylinder, prepn. press and worm prepn. unit | 
| 06/26/1991 | EP0434572A1 Material for the manufacture of protective equipment against nuclear, biological and chemical attacks | 
| 06/26/1991 | EP0434323A2 Process for making continuous films of ordered poly(aryl-ether-ketone-ketones) | 
| 06/26/1991 | EP0433787A1 Process for producing multilayer polytetrafluoroethylene porous membrane | 
| 06/26/1991 | EP0433588A1 Wear-protected sleeve for a screw-extruder to process thermoplastics, rubber, foodstuffs or similar | 
| 06/26/1991 | EP0433587A2 Screen changer apparatus with cylindrical screens | 
| 06/26/1991 | EP0433553A1 Apparatus for measuring the eccentricity of a plastic coating surrounding a conductor | 
| 06/26/1991 | EP0210261B1 Composite facestocks and liners | 
| 06/26/1991 | CN1052489A Process for production of cellular plastic | 
| 06/26/1991 | CN1052447A Gear transmission | 
| 06/26/1991 | CN1052434A Process for producing multilayer polytetrafluoroethylene porous membrane | 
| 06/25/1991 | US5026778 Polypropylene-based resin composition and process for preparation of sheets comprising the resin composition | 
| 06/25/1991 | US5026582 Extruded amorphous thermoplastic pipe having reduced internal stress and method of making the same | 
| 06/25/1991 | US5026512 Method for manufacturing molded products of thermoplastic and inorganic materials | 
| 06/25/1991 | US5026451 Method and apparatus for applying thermo-plastic protective coating to pipes | 
| 06/25/1991 | CA1285114C Extrusion system | 
| 06/24/1991 | CA2032257A1 Extrusion die for the production of hollow-chamber panels | 
| 06/20/1991 | WO1991008891A1 A lubricating arrangement for plastic extruders | 
| 06/20/1991 | DE3941120A1 Regulating speeds in extruder layout - by festooning extrusion between 2 conveyors and regulating one conveyor speed by difference between actual and target heights of sag | 
| 06/20/1991 | CA2070175A1 Lubricating arrangement for plastic extruders | 
| 06/19/1991 | EP0432821A2 Die plate for extrusion, with discharge holes equipped with fitted inserts | 
| 06/19/1991 | EP0432585A2 A detergent resin composition | 
| 06/19/1991 | EP0432423A1 Method of controlling the film thickness of blown and axially, preferably biaxially stretched tubular films | 
| 06/19/1991 | EP0432349A2 Transmission | 
| 06/19/1991 | EP0432214A1 Extrudable vinylidene chloride polymeric composition | 
| 06/19/1991 | EP0432190A1 Bulk material feeding device for mass flow dosing apparatus. | 
| 06/19/1991 | EP0419592A4 An extrusion die apparatus and process for producing tubular film from thermoplastic molten material | 
| 06/19/1991 | CN2079111U Extruding mould core for cable plastics | 
| 06/19/1991 | CN1052276A Parison head in multi-layer blow molding machine | 
| 06/19/1991 | CN1052274A Process for incorporating organic fibrous fillers in elastomers | 
| 06/19/1991 | CN1012890B Thermobox for transportation of fresh goods, such as fish, meat, medicines etc. | 
| 06/18/1991 | US5025044 Extrusion isolation of blends of rubber and asphalt | 
| 06/18/1991 | US5024798 Method and apparatus for making a jumper connector | 
| 06/18/1991 | US5024714 Method and apparatus for forming a composite material | 
| 06/18/1991 | US5024561 Bulk material feeder provided with internal cleaning mechanism | 
| 06/18/1991 | US5024531 Device for continuous degassing of mixes | 
| 06/18/1991 | CA1284899C Polymeric optical fiber | 
| 06/18/1991 | CA1284867C Apparatus for charging a mold to produce molded plastic parts and process therefor | 
| 06/18/1991 | CA1284864C Apparatus for gauge distribution in plastic tubing | 
| 06/18/1991 | CA1284861C Conductive case using electrically conductive fiber | 
| 06/18/1991 | CA1284859C Hot tire forming method | 
| 06/14/1991 | CA2030843A1 Process of controlling the film thickness of blow-formed and axially and preferably biaxially stretched tubular films | 
| 06/13/1991 | WO1991008260A1 Hot extrudable blend, thermoplastic body and its manufacture | 
| 06/13/1991 | WO1991008098A1 Hose-manufacturing device and hose produced by the device | 
| 06/13/1991 | DE3940954A1 Extruder screw for efficient mixing - has start and end parts with concentric circular core profiles but asymmetrical intermediate length which is pref. polygonal | 
| 06/12/1991 | EP0431767A1 Sequential rotary extrusion system | 
| 06/12/1991 | EP0431681A2 Method and extrusion tool for making a blank with internal bores | 
| 06/12/1991 | EP0431636A1 Extruded multi-layer polyimide film and process for producing the same | 
| 06/12/1991 | EP0427744A4 Molecularly oriented tubular components having a controlled coefficient of thermal expansion | 
| 06/12/1991 | EP0263850B1 Device for the continuous fabrication by extrusion of a tridimensional alveolar wall, alveolar wall thus obtained | 
| 06/12/1991 | CN1052123A Biologically degradable combination film and method of preparation same |