| Patents for B29C 44 - Shaping by internal pressure generated in the material, e.g. swelling, foaming (19,824) | 
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| 09/11/1990 | US4955839 Oar for racing shells and method of making same | 
| 09/11/1990 | US4955800 Apparatus for producing prefabricated foam-insulated walls | 
| 09/11/1990 | US4955675 Hinged panels with foamed-in-place insulation | 
| 09/10/1990 | CA2011868A1 Procedure for manufacturing an armchair cushion and thus manufactured armchair cushion | 
| 09/09/1990 | WO1990010533A1 Process and device for manufacturing wall boards | 
| 09/06/1990 | CA2011463A1 Method of preparing styrene foams | 
| 09/05/1990 | EP0385872A2 Sport or leisure balls comprising an external foam layer with an integral skin, and production thereof | 
| 08/30/1990 | DE3908106A1 Device for fastening lining parts, in particular on motor vehicles | 
| 08/30/1990 | DE3905718A1 Foam backing mould with two mould halves | 
| 08/29/1990 | EP0384256A1 Method of making porous inorganic particle filled polyimide foam insulation products | 
| 08/28/1990 | US4952450 Foam panel and block constructions | 
| 08/28/1990 | US4952365 Plastifying, kneading, measuring, accumulation and pressurization of resin to suppress foaming; injection molding; depressurization; solidification | 
| 08/28/1990 | US4952358 Polyisocyanurates from polyols and polyisocyanates, reinforcement fiber and trimerization catalyst | 
| 08/28/1990 | US4952351 Method of forming a plastic panel for covering an inflatable restraint | 
| 08/28/1990 | US4952350 Charging a casting mold forming a thermoplastic outer shell and a foam plastic interior | 
| 08/21/1990 | CA1272964A1 Air-borne and footstep noise insulating panel for floating plaster floors or floating wooden floors | 
| 08/21/1990 | CA1272874A1 Process for the production of upholstery with back- foamed covers | 
| 08/16/1990 | DE4004774A1 Formvorrichtung Molding machine | 
| 08/16/1990 | DE3903847A1 Process and apparatus for the foaming and fixing of the adhering or fleeced strip of a touch-and-closed strip into a moulded foam part | 
| 08/14/1990 | US4948541 Method of forming an arm rest for a chair having a tubular passageway for containing control mechanisms | 
| 08/14/1990 | CA1272571A1 Method for manufacturing rim composites | 
| 08/09/1990 | WO1990008803A1 Foamable thermoplastic polymers and a method for foaming | 
| 08/09/1990 | WO1990008642A1 Method and apparatus for manufacturing articles from expandible thermo-plastic materials | 
| 08/09/1990 | DE3925511C1 Low cost filter with good stability - filter element has zigzag folds and surrounding frame using 2 mould halves | 
| 08/09/1990 | DE3903568A1 Process for producing a padded article | 
| 08/08/1990 | EP0381128A2 Method and apparatus for sealing interconnected coverings | 
| 08/08/1990 | EP0381127A2 Foamed bolster, method for its manufacture and apparatus for carrying out said method | 
| 08/08/1990 | EP0380963A1 Process and plant for continuously manufacturing cellular products of latex foam and the like | 
| 08/07/1990 | US4946363 Mold and mold vent | 
| 08/07/1990 | US4945854 Apparatus for the distribution of a foamable reaction mixture upon a moving base | 
| 08/07/1990 | CA1272360A1 Sausage process for cosmetic puffs | 
| 08/01/1990 | EP0380163A2 Method for thermally insulating a pipeline | 
| 08/01/1990 | EP0379857A1 Method and apparatus for manufacturing articles of an expanded thermoplastic synthetic material | 
| 07/26/1990 | WO1990008033A1 Dip molding process and article | 
| 07/26/1990 | DE3901819A1 Polystyrene foam boards | 
| 07/26/1990 | DE3901769A1 Geschaeumtes bauteil Foamed component | 
| 07/26/1990 | DE3901411A1 Process and apparatus for the production of a textile mat, especially a boot mat for motor vehicles | 
| 07/25/1990 | EP0378854A1 Expanded fiber composite structure and process for making said structure | 
| 07/25/1990 | CA2005147A1 Synthetic resin molding apparatus | 
| 07/24/1990 | US4943223 Apparatus for making foam products | 
| 07/18/1990 | EP0378243A2 Method for producing polyurethane foam and apparatus therefor | 
| 07/18/1990 | EP0377808A1 Method for preparing latex foam | 
| 07/18/1990 | EP0377650A1 A method of producing microcellular foams and microcellular foams of semi-crystalline polymeric materials | 
| 07/17/1990 | US4942006 Method of and apparatus for injection molding with pressurized-fluid assist | 
| 07/17/1990 | CA1271694A1 Process for the production of a foam backed article | 
| 07/13/1990 | CA2007548A1 Method of producing latex foam material | 
| 07/12/1990 | WO1990007407A1 Method and apparatus for preparing thermoplastic foam | 
| 07/12/1990 | DE3900441A1 Process for the liberation of chlorofluoroalkanes from foamed plastic | 
| 07/10/1990 | CA1271595A1 Steam expanded polymeric composition and method | 
| 07/05/1990 | DE3926446C1 Prodn. of foam moulding with surface covering - includes placing cover material on mould inner wall and placing foamable polyurethane based reaction mixt. in mould | 
| 07/04/1990 | EP0376671A2 Method and apparatus for preparing thermoplastic foam | 
| 07/04/1990 | EP0375831A1 Biodegradable shaped products and the method of preparation thereof | 
| 07/03/1990 | US4939020 Core member for fabrication of shaped plastic | 
| 07/03/1990 | US4938912 Method for making perforated components | 
| 07/03/1990 | US4938825 Process for manufacturing laminated bath tub or shower tray | 
| 07/03/1990 | US4938819 Method of making a composite panel of a foam material | 
| 07/03/1990 | US4938381 Method and apparatus for dispensing a foam product | 
| 07/03/1990 | US4938007 Apparatus and method for forming foam cushions for packaging purposes | 
| 06/28/1990 | DE3843375A1 Process for encapsulating a vessel in foam | 
| 06/27/1990 | EP0374812A1 Process for the preparation of expandable styrene polymers | 
| 06/27/1990 | EP0374558A2 Method and apparatus for evenly distributing a flowing reactive mixture over a given width of a continuously moving substrate during the production of foam sheets | 
| 06/27/1990 | EP0374147A1 Foam braced packaging and method and apparatus for constructing same | 
| 06/27/1990 | CA2006361A1 Method and apparatus for preparing thermoplastic foam | 
| 06/26/1990 | US4937271 Process for post-treating pre-expanded polyolefin resin particles | 
| 06/26/1990 | US4937023 Vulcunizing natural rubber latex | 
| 06/26/1990 | US4936762 Test mold | 
| 06/23/1990 | CA2004152A1 Rigid polyphosphazene foam and process for making same | 
| 06/23/1990 | CA2003488A1 Process for the preparation of expandable styrene polymers | 
| 06/21/1990 | DE3842846A1 Process for the production of polyolefin sandwich mouldings | 
| 06/19/1990 | US4935177 Supported by foamed thermoplastic and held in a desired array | 
| 06/19/1990 | CA1270358A1 Manufacturing containers | 
| 06/14/1990 | WO1990006340A1 Method and apparatus for impregnation of foam material and products resulting therefrom | 
| 06/13/1990 | DE3920440C1 Support device for finish unit for wall prodn. - includes horizontal transport band onto which profiled rate if placed | 
| 06/12/1990 | US4933224 Method for adapting separable fasteners for attachment to other objects | 
| 06/12/1990 | US4933131 Method of fabricating composite structures | 
| 06/09/1990 | CA2004927A1 Controlled impregnation coating of compressible material such as open cell foam | 
| 06/07/1990 | DE3840670A1 Pressed mouldings of rigid polyurethane foam, process for their production and their use for absorbing oil | 
| 06/06/1990 | EP0371810A2 Window for automobiles or the like, and method of manufacturing the same | 
| 06/06/1990 | EP0371188A2 Mold for skin covered foamed plastic molding | 
| 06/06/1990 | CN1008281B Fibrous web incorporating microspheres for prepering reinforced objects | 
| 05/31/1990 | DE3939301A1 Form zur herstellung eines mit einem ueberzug versehenen kunststoffschaumerzeugnisses Mold for producing a coating provided with a plastic foam product | 
| 05/31/1990 | DE3939299A1 Polstererzeugnis mit traglage Cushioning product with order situation | 
| 05/31/1990 | DE3938891A1 Mouldings with multiple hardness zones - produced by injecting into mould differently catalysed filled polyurethane(s) at short intervals from different mixing heads | 
| 05/31/1990 | DE3910014A1 Synthetic foam for fixing or attaching on smooth surfaces, in particular as adhesive tape, an adhesive stud or adhesive plate, and a process for production and a method of application | 
| 05/30/1990 | EP0370991A2 Compressing and shaping thermoformable mats using superheated steam | 
| 05/30/1990 | EP0370767A2 Vehicle inner panel | 
| 05/30/1990 | EP0370750A1 Process for making foam articles | 
| 05/29/1990 | US4928847 Apparatus for packaging refrigerated goods | 
| 05/29/1990 | US4928739 Mold filling method and transport apparatus for bead-like resilient material transported by a fluid | 
| 05/28/1990 | CA2003583A1 Pad article with supporter sheet | 
| 05/26/1990 | CA2003813A1 Trim member for motor vehicle and method of and system for manufacturing same | 
| 05/24/1990 | CA2003655A1 Vehicle inner panel | 
| 05/23/1990 | DE3838866A1 Built-on components for motor vehicles | 
| 05/22/1990 | US4927706 Post forming semi-finished product for the manufacture of moulded parts resistant to bending | 
| 05/22/1990 | US4927694 Method of producing skin-covered pad for seat | 
| 05/22/1990 | US4927575 Process for producing foam cushions | 
| 05/22/1990 | US4927432 Pad material for grinding, lapping and polishing | 
| 05/22/1990 | US4927044 Heat insulating case and process for preparing the same | 
| 05/22/1990 | US4926962 Decorative speaker cover | 
| 05/17/1990 | WO1990005059A1 Process and device for welding on a thermoplastic masking band |