| Patents for B29C 44 - Shaping by internal pressure generated in the material, e.g. swelling, foaming (19,824) |
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| 05/29/1991 | EP0429354A1 Method of forming plastic foams |
| 05/29/1991 | EP0428886A1 Method of fabrication of an injected ski and structure of a ski |
| 05/29/1991 | EP0428885A1 Process for making a ski by injection, and ski structure |
| 05/29/1991 | EP0428858A1 Elastic member |
| 05/29/1991 | EP0328518B1 Polyhedron cell structure and method of making same |
| 05/28/1991 | US5019305 Process for the production of foam cushions from different fluid reaction mixtures |
| 05/28/1991 | US5019304 Process for the production of foam cushions from different fluid reaction mixtures |
| 05/28/1991 | US5018958 Mold for skin covered foamed plastic molding |
| 05/22/1991 | EP0427987A2 Method of and apparatus for forming finished cups of expanded resin |
| 05/22/1991 | EP0427985A2 Method and apparatus for hollow core extrusion of high viscosity materials |
| 05/22/1991 | CA2030241A1 Extruded structure |
| 05/21/1991 | US5017115 Mold assembly for molding frame-installed and skin-covered seat cushion structure |
| 05/21/1991 | US5017114 Device for manufacturing foam cushions with a covering |
| 05/14/1991 | US5015667 Crosslinking; dimensional stability |
| 05/08/1991 | EP0425886A2 Expanding thermoplastic resin beads with very high frequency energy |
| 05/08/1991 | EP0425811A2 Protective cover for a plastic injection moulding machine |
| 05/07/1991 | US5013170 Plastic platen for typewriters or similar office equipment |
| 05/07/1991 | US5013090 Skin covered foamed plastic seat with identations |
| 05/07/1991 | CA1283765C Process for preparing polyurethane foams having zones of differing hardness |
| 05/03/1991 | CA2028005A1 Protective cover for use in a plastic processing machine |
| 05/02/1991 | WO1991005648A1 Continuous moulding of expanded plastics foam |
| 05/02/1991 | DE4035268A1 Remote controlled heating tubes with water-tight foam coating - by using inclined two part mould into which foam is fed followed by dip container for coating foam with silicate binder layer |
| 05/01/1991 | CN1051009A Process for manufacturing moulded articles with coatings |
| 04/30/1991 | US5011636 Structural unit and method for molding same |
| 04/30/1991 | US5011398 Apparatus for lost foam molding and method of assembling same |
| 04/30/1991 | US5011394 Mold for skin covered foamed plastic molding |
| 04/24/1991 | EP0424164A2 Process and apparatus for preparing a polymer-based foam |
| 04/24/1991 | EP0259373B1 Insulation and weight coating for subsea pipelines and method for production of the same |
| 04/23/1991 | US5009952 Insulating wall for refrigerator devices |
| 04/17/1991 | EP0422281A1 A method of making flame resistent polyimide foam insulation and the resulting insulation |
| 04/11/1991 | DE3932307A1 Foam filled rotationally cast component mfr. - comprises casting liquid resin into tool which is tumbled about two axes to coat inner walls and then filled with foam |
| 04/09/1991 | US5006566 Extrusion with carbon dioxide blowing agent |
| 04/09/1991 | US5006288 Molding method for stabilizing the location of a skin insert |
| 04/04/1991 | DE3932121A1 Soft foam filling of vehicle bodywork to reduce noise - in which two=part polyurethane foam with filler is injected into cavities adjacent noisy elements |
| 03/26/1991 | US5002709 A tank with a jacket and a resin foamed in the spacing to form an insulating layer |
| 03/26/1991 | CA1282041C Expandable plastics granular material and packaging material produced therefrom |
| 03/26/1991 | CA1281877C Process and device for the production of shaped bodies in molds |
| 03/26/1991 | CA1281866C Process for the production of moldings of different elasticity or hardness from at least two liquid, foam- forming reaction mixtures |
| 03/21/1991 | WO1991003363A1 Moulding method |
| 03/20/1991 | EP0417519A2 Method of production of foam-backed upholstery and apparatus for carrying out the process |
| 03/20/1991 | EP0417516A2 Method for production of foam-backed upholstery and apparatus for carrying out the process |
| 03/20/1991 | EP0417405A2 Process for producing a thermoplastic polymeric foam |
| 03/20/1991 | EP0417404A1 Method for producing a hollow article of polymeric material |
| 03/19/1991 | US5000893 Method of making a foam insulated water heater |
| 03/19/1991 | US5000891 Expandable polystyrene pellets |
| 03/19/1991 | US5000515 Variable density foam vehicle seat |
| 03/19/1991 | US4999975 Apparatus and methods for dispensing foamable products |
| 03/14/1991 | DE3930594A1 Moulded foam prods., esp. of polystyrene foam - by extrusion, using mixt. of above 30 wt. per cent 1,1-di:fluoro-1-chloro-ethane and water and-or nitrogen as blowing agent |
| 03/13/1991 | EP0416516A2 A method of forming a foamed gasket |
| 03/12/1991 | US4999227 Bumpers for automobiles with a shell of ABS plastic plated with chromium metal and filled with ionomers |
| 03/12/1991 | US4998970 Appliance construction including a sealing device |
| 03/06/1991 | EP0415685A2 Apparatus & method for making 360o sails on composite doors |
| 03/05/1991 | US4997356 Mold for manufacturing a skin covered foamed plastic article |
| 03/05/1991 | US4996923 Matrix-supported flechette load and method and apparatus for manufacturing the load |
| 03/05/1991 | US4996759 Sealing device for an appliance construction |
| 03/05/1991 | CA1280879C Absorptive devices |
| 03/05/1991 | CA1280861C Moldless process for manufacturing foamed articles |
| 03/01/1991 | CA2023416A1 Apparatus and method for making 360° sails on composite doors |
| 02/26/1991 | CA1280566C Process for preparing pre-expanded particles of thermoplastic resin |
| 02/19/1991 | CA1280549C Pre-expanded particles of propylene resin |
| 02/19/1991 | CA1280282C Method and apparatus for controlling the gas content of dispensed hot melt thermoplastic adhesive foam |
| 02/14/1991 | DE3926421A1 Seat for vehicles - made of specified lining for producing in polyurethane foam mould |
| 02/14/1991 | DE3924990A1 Hip joint prosthesis shank |
| 02/13/1991 | EP0412172A1 Heat-shrinkable, tubular foam |
| 02/12/1991 | US4992224 Method of making composite foamed articles using fluid pressure to position a skin layer |
| 02/12/1991 | US4992223 Water heater construction and method of making same |
| 02/07/1991 | WO1991001209A1 Molded composites |
| 02/06/1991 | EP0411376A1 Panel, in particular for vehicle doors and relative method of manufacture |
| 02/05/1991 | US4990083 Nozzle for injection molding machines |
| 01/30/1991 | EP0410553A2 Method for the production of lined and formed articles |
| 01/30/1991 | EP0410432A2 Process for preparing heat-insulating structural elements and products obtained thereby |
| 01/30/1991 | EP0409860A1 Manufacture of foamed seat cushions. |
| 01/30/1991 | CN1048814A Molded composites |
| 01/29/1991 | US4988282 Apparatus for forming a seat |
| 01/29/1991 | US4988271 Apparatus for producing polyurethane foam |
| 01/29/1991 | US4987666 Method of making covers for foam bodies using a seam stabilizer |
| 01/29/1991 | CA1279454C Method of dimensionally stabilizing polystyrene patterns and the like |
| 01/29/1991 | CA1279453C Void-free molded polyurethane articles with surface attachment strips |
| 01/22/1991 | US4986942 Method for forming ported cylinder sleeve liner foam pattern |
| 01/22/1991 | US4986860 Method for producing a laminated material |
| 01/21/1991 | WO1991001218A1 Covered soft foam article and method for making same |
| 01/21/1991 | CA2059294A1 Covered soft foam article and method for making same |
| 01/18/1991 | WO1991001212A1 Process for the production of cellular plastic |
| 01/18/1991 | CA2064199A1 Process for the production of cellular plastic |
| 01/17/1991 | CA2019321A1 Molded composites |
| 01/16/1991 | EP0408510A2 Procedure and apparatus for the manufacture of hollow modular panels and also the panels thus obtained for therma, acoustic and electrical insulation and for various kinds of radiation |
| 01/16/1991 | EP0408202A2 Method and apparatus for forming a 360 degree skin handle |
| 01/16/1991 | EP0407996A2 Process for the production of composite molded articles |
| 01/16/1991 | EP0407886A2 Method for producing plastic hollow parts with foamed walls |
| 01/15/1991 | US4985303 Process for preparing heat-insulating structural elements, and products obtained thereby |
| 01/15/1991 | US4985189 Method of producing a skin-covered pad for a seat |
| 01/10/1991 | WO1991000172A1 Tubular product and method and apparatus for making said product |
| 01/08/1991 | CA1278666C Molded product and method and apparatus for molding same |
| 01/05/1991 | WO1991000171A1 Zone stiffened composites, with two different resins |
| 01/05/1991 | CA2063254A1 Zone stifened composites with two different resins |
| 01/02/1991 | EP0405060A2 Method of manufacturing thermoplastic foam |
| 01/01/1991 | US4981631 Process for making lightweight polyester articles |
| 01/01/1991 | US4981427 Producing foamed plastic panels |
| 12/27/1990 | EP0404086A2 Process for preparing extruded foam bodies |
| 12/27/1990 | EP0404017A1 Process for producting a bicycle frame made of fiber-reinforced plastics |