Patents for B29C 44 - Shaping by internal pressure generated in the material, e.g. swelling, foaming (19,824) |
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11/06/1984 | CA1177212A1 Method and apparatus for extruding a cellular product |
11/06/1984 | CA1177211A1 Apparatus and method for extruding foamed polymeric materials |
10/31/1984 | EP0123623A1 Process and apparatus for the continuous manufacture of composite foam panels |
10/31/1984 | EP0123019A1 Coating device formed by a doctor with a slit or the like |
10/30/1984 | US4479998 Process of producing fibre-reinforced shaped articles |
10/30/1984 | US4479914 Process and mold for molding foamed plastic articles |
10/23/1984 | US4478902 Foamed polyurethane multilayer support |
10/23/1984 | CA1176418A1 Method and apparatus for heating a mold cavity |
10/23/1984 | CA1176416A1 Production of foams |
10/16/1984 | US4477504 Utilization of plastic films to control gas pressure and reduce foam in cellular foam products |
10/16/1984 | US4477400 Oxidation of second polyolefin |
10/16/1984 | US4477399 Polyurethane foam |
10/10/1984 | EP0121017A2 Method of manufacturing laminated plastics material |
10/09/1984 | US4476077 Process for preparing a poly(p-methylstyrene) foam |
10/02/1984 | US4474840 Method of selective bonding of textile materials |
10/02/1984 | US4474717 Method of making a twin-wall internally corrugated plastic structural part with a smooth non-cellular skin |
10/02/1984 | US4474635 Mechanical bonding a cushioned panel of polypropylene outer layers and resin foam insert |
10/02/1984 | US4474632 Method of forming a composite foam insulated jacket for a railroad tank car |
10/02/1984 | CA1175212A1 Production of blocks, bricks and tiles |
09/27/1984 | WO1984003659A1 Gasket |
09/26/1984 | EP0119215A1 A method and an apparatus for manufacturing oblong articles of polyurethane integral foam or a corresponding material |
09/25/1984 | US4473667 Elastomeric foam |
09/25/1984 | US4473665 Saturation with inert gas, depressurization, and quick-cooling |
09/25/1984 | US4473516 Method and apparatus for injection molding plastic articles having solid exterior surfaces and porous interior cores |
09/19/1984 | EP0118876A2 Shaped bodies of cellular polyurethane, method for their manufacture by thermoplastic deformation of polyester-polyurethane foam and their use |
09/19/1984 | EP0118575A1 Mould set comprising at least three parts for the production of expanded thermoplastic mouldings |
09/18/1984 | US4472340 Method for producing tire-shaped articles from polyurethane multi-component reaction materials |
09/18/1984 | CA1174415A1 Foam extrusion apparatus and method |
09/18/1984 | CA1174412A1 Mold structure and method of molding for mechanically frothed urethane foam |
09/12/1984 | EP0118013A2 Structural laminate and method for making same |
09/12/1984 | EP0117952A2 Containers having heat-sealed juncture regions |
09/11/1984 | US4471020 Foam-containing structures |
09/11/1984 | US4470938 Method and apparatus for extrusion of thermoplastic foam |
09/11/1984 | US4470857 Method of making foam plastic article |
09/11/1984 | US4470789 Extruder for foamed liquids |
09/05/1984 | EP0117641A2 Method and apparatus for preparing multi-cellular foamed board of thermoplastic resin |
09/04/1984 | US4469819 Process for the production of objects made of a rigid expanded material based on polyvinyl chloride, objects obtained by said process, and uses therefor |
09/04/1984 | US4469733 Foam sandwich construction |
09/04/1984 | US4469652 Foam extrusion apparatus and method |
09/04/1984 | US4469651 Plasticizing in extruders, cooling by circulation through passageways |
09/04/1984 | US4469251 Detachable mixing chamber for a fluid dispensing apparatus |
09/04/1984 | CA1173613A1 Methods and apparatus for producing foamed thermoplastics materials and articles |
08/30/1984 | WO1984003251A1 Polyurethane foam products moulding system |
08/28/1984 | US4468435 Process for the production of highly expanded polyolefin insulated wires and cables |
08/28/1984 | US4468363 Internal mold gating method and apparatus |
08/28/1984 | CA1173375A1 Wire reinforced hose and method |
08/28/1984 | CA1173212A1 Polyurethane foam molding with zones of different indentation hardness and a process for its production |
08/22/1984 | EP0116357A2 Method of and apparatus for manufacturing foam upholstery having a fabric-type touch-and-close fastener |
08/22/1984 | EP0116128A1 Process for facilitating the displacement of a gas in phenolor foams with open cells |
08/21/1984 | US4466933 Heat-resistant foamed plastic materials |
08/16/1984 | WO1984003066A1 Procedure for manufacturing a thermally insulating sheath or duct for a pipe or pipes |
08/16/1984 | WO1984003064A1 Method for the continuous production of foam material |
08/14/1984 | US4465734 Composite mirror panels |
08/14/1984 | US4465710 Press-forming metal coated with lubricant which reacts with polyurethane |
08/14/1984 | US4465649 Method and system for extruding tubular foamed polymer sheet |
08/14/1984 | US4465449 Coextrusion feedblock for making lightweight, rigid thermoplastic pipe |
08/14/1984 | CA1172411A1 Injection molding assembly |
08/08/1984 | EP0115162A2 Heat-resistant foamed polyesters |
08/07/1984 | US4464484 Process for producing prefoamed polymer particles |
08/07/1984 | US4464428 Closed cell foamed material having interior canals filled with substances |
08/07/1984 | US4464425 Foamed polymeric shrink-fit objects and their process of manufacture |
08/07/1984 | US4464320 Polyesters, co2 blowing agent from in situ reaction of isocyanate with peroxide |
08/02/1984 | WO1984002876A1 Method for manufacturing an alveolar synthetic material part and parts obtained thereby |
08/01/1984 | EP0114741A2 Production of foams |
08/01/1984 | EP0114660A2 A method of joining two pre-insulated pipes, and a jointing sleeve for use in carrying out said method |
08/01/1984 | EP0114503A2 Process of combining an antistatic agent with beads of thermoplastic material |
07/31/1984 | US4462947 Heat-resistant foamed polyesters |
07/31/1984 | US4462778 Extrusion head for extruding mouldings for roller blinds, frames, finish and the like |
07/25/1984 | EP0113995A2 Method and system for extruding tubular foamed polymer sheet |
07/25/1984 | EP0113903A2 Process for producing prefoamed polymer particles |
07/24/1984 | US4461850 Process for obtaining cellular materials based on unsaturated polyester resins |
07/24/1984 | US4461736 Method of producing a dam for a communication cable |
07/18/1984 | EP0113511A2 Flame-resistant expanded plastics material |
07/11/1984 | EP0113071A1 Coextrusion feedblock for making lightweight, rigid thermoplastic pipe |
07/10/1984 | US4459251 Method and apparatus for controlled application of a coating material to a pipe joint |
07/10/1984 | US4459249 Method of manufacturing a foamed protective and decorative molding for an automobile |
07/10/1984 | US4459247 Polysiloxanes, foaming, shaping, crosslinking, tempering |
07/10/1984 | US4458723 Heat insulating pipe |
07/10/1984 | CA1170416A1 Method of producing open-cell foamed articles of cross-linked polyolefins |
07/10/1984 | CA1170415A1 Method and apparatus for making an integral structural cellular and non-cellular plastic or resinous article with a smooth outer surface |
07/05/1984 | WO1984002489A1 A building material for building elements, and a method and a system for manufacturing said elements |
07/04/1984 | EP0112501A1 Method and apparatus for fusing especially different mouldings from especially different foamable plastics |
07/03/1984 | US4457729 Polyolefin layer with improved adhesion to a foamed plastic substrate and a method for its manufacture |
07/03/1984 | US4457511 Plastic bowling pin and method of making the same |
06/27/1984 | EP0112058A2 A method of and apparatus for forming a polymeric sheet structure having comparatively high density skin layers and a comparatively low density core layer |
06/27/1984 | EP0112018A1 Mesh type vent for use in molds |
06/27/1984 | EP0111860A2 Method of modifying elastical aminoplast foams |
06/26/1984 | US4456706 Synthetic rubber blend and polarizing and blowing agents; skins; metatarsal supports |
06/26/1984 | US4456573 Method for the production of aged and expanded polystyrene panels |
06/26/1984 | US4456572 Method for the preparation of a foamed body of a vinyl chloride-based resin composition |
06/26/1984 | US4456571 Process and apparatus for forming a composite foamed polymeric sheet structure having comparatively high density skin layers and a comparatively low density core layer |
06/26/1984 | US4456443 Machine for steam chest molding of foamed material |
06/20/1984 | EP0111469A2 Method and apparatus for pre-expanding plastics |
06/20/1984 | EP0111465A1 A method of coating a fibre mat with a heat resistant foam material |
06/19/1984 | US4455340 Flexible molded foam and process for preparation thereof |
06/19/1984 | US4455272 Nucleation |
06/13/1984 | EP0110265A2 A process for continuously producing two-faced self-supporting sandwich panels having an interposed layer of insulating material and provided with continuous substantially rigid side joints, and panels obtained |
06/13/1984 | EP0042842B1 Foam sandwich construction |
06/12/1984 | US4454248 Open cell rigid thermoset foams and method |
06/12/1984 | US4454087 Method and apparatus for preparing thermoplastic resin foam |