| Patents for B29C 44 - Shaping by internal pressure generated in the material, e.g. swelling, foaming (19,824) |
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| 07/19/1988 | US4758394 Method of and apparatus for forming cups of expanded resin |
| 07/19/1988 | US4758294 Process for the production of a foam backed article |
| 07/12/1988 | US4756860 Forming continuous strip of foam insulation panel having upper and lower facing sheets and core of rigid plastic foam |
| 07/12/1988 | US4756859 Method for manufacturing elements of expanded synthetic material having layers of particularly high strength and a plant for implementing said method |
| 07/07/1988 | DE3712749C1 Verwendung eines Sekundaerextruders einer Tandemanlage zum Kuehlen einer in einem Primaerextruder hergestellten Kunststoff-Treibmittelgemischschmelze Using a Sekundaerextruders a tandem system for a Kuehlen manufactured in a Primaerextruder plastic propellant mixture melt |
| 07/06/1988 | EP0273301A2 Process and plant for manufacturing panels with decorated surfaces, particularly suitable for the furniture industry, as well as panel obtained by such manufacturing process |
| 07/06/1988 | EP0273099A1 A method and an apparatus for producing polyurethane foam |
| 07/06/1988 | CN87104799A Method and apparatus for producing polyurethane foam |
| 07/05/1988 | US4755411 Article comprising plurality of foam regions of different hardness bonded together or to flexible membrane at any common boundary by materials of which region is made |
| 07/05/1988 | US4755408 Synthetic resin foam hollow profiles adhered or welded together to form block or panel |
| 07/05/1988 | US4755250 Using data stored in computer to initiate transverse cuts |
| 07/05/1988 | US4755120 Apparatus for the production of upholstery with back-foamed covers |
| 07/05/1988 | US4755117 Apparatus for the production of back-foamed cushions |
| 07/05/1988 | CA1238994A1 Trim cover assembly for a vehicle seat |
| 06/30/1988 | WO1988004604A1 ''moldless'' molding of foamed product |
| 06/30/1988 | DE3742006A1 Durch eine matte verstaerkter siliconschaum By matt REINFORCED silicone foam |
| 06/29/1988 | EP0272359A1 Thermal expansion resin transfer molding |
| 06/28/1988 | US4753841 Air-borne and footstep noise insulating panels of synthetic resin foam for floating plaster floors or floating wooden floors |
| 06/28/1988 | US4753838 Poromeric polyurethane layer supported on soft, flat polymer sheet |
| 06/28/1988 | US4753837 Novel laminated panel |
| 06/28/1988 | US4753586 Apparatus for forming composite products |
| 06/23/1988 | DE3642444A1 Foaming mould for a moulded part |
| 06/22/1988 | EP0271822A2 Void-free molded polyurethane articles with surface attachment strips |
| 06/22/1988 | EP0151183B1 Rigid thermoplastic resin foam and process for its production |
| 06/21/1988 | US4752625 Blowing agent solvent imbibable polymer |
| 06/16/1988 | WO1988004388A1 Method of manufacturing a form stable heat insulating bowl |
| 06/16/1988 | WO1988004188A1 Head guard, preferably annular brow-band, and method for manufacturing such a head guard. |
| 06/16/1988 | DE3740743A1 Polstermaterial und verfahren zur herstellung des polstermaterials Cushioning material and method for producing the cushion material |
| 06/16/1988 | DE3641755A1 Process for treating polystyrene moulded articles |
| 06/15/1988 | EP0270605A1 Surface covering product and process therefor |
| 06/14/1988 | US4751249 Reinforcement insert for a structural member and method of making and using the same |
| 06/14/1988 | US4751032 Single positioning member for different sizes and shapes |
| 06/09/1988 | DE3641472A1 Cushion with covering for vehicle seats and process for the production thereof |
| 06/09/1988 | DE3640474A1 Process for producing mouldings from polyurethane integral foam |
| 06/09/1988 | DE3640345A1 Process for producing a wood grain-like surface profiling on a plastic profile made of integral foam |
| 06/08/1988 | EP0270462A1 Process and apparatus for the manufacture of a composite article with a constant cross-section, consisting of a core and an outer envelope, and the resulting composite article |
| 06/08/1988 | EP0270330A2 Manufacturing method for a laminated sheet |
| 06/08/1988 | EP0269778A1 Process for manufacturing a swellable cable wrapping |
| 06/08/1988 | EP0269678A1 Apparatus and process for shaping and covering cushion foam. |
| 06/07/1988 | US4749554 Nozzle for mixing flowable reaction components |
| 06/07/1988 | US4749533 Method of centrifugally molding a composite integral skin structured panel |
| 06/07/1988 | US4749532 Hot water heater; injecting polyurethane foam insulation |
| 06/01/1988 | EP0268805A1 Process for reducing the density of an extruded foam board of a thermoplastic resin |
| 06/01/1988 | DE3637918A1 Device for introducing a gas into a thermoplatic polymer melt |
| 06/01/1988 | DE3249837C2 Multilayered identity card which can be used as a printing block |
| 05/31/1988 | US4748191 Process for preparing pre-expanded particles of thermoplastic resin |
| 05/31/1988 | US4748087 Plastic laminate of furniture foil and method of making |
| 05/31/1988 | US4747983 Process and apparatus for manufacturing foamed structures with integral skin |
| 05/31/1988 | US4747346 Method of stencil printing a substrate with foam |
| 05/26/1988 | DE3739249A1 Verfahren zum herstellen von artikeln aus polyurethanschaum und automobilsitz A process for the manufacture of articles from polyurethane foam and automotive seat |
| 05/25/1988 | EP0268416A2 Method of providing a foamed mass in a cavity |
| 05/24/1988 | US4746478 Melting, extruding with foaming agent |
| 05/24/1988 | US4746477 Coextrusion of core and skin |
| 05/24/1988 | US4746383 Continuous foamed-in-place door panel manufacturing process |
| 05/18/1988 | EP0267490A1 Method for manufacturing mouldings, especially cushions, from at least two foamed plastics, especially polyurethane foams, with a different elasticity or hardness, forming flowable reaction mixtures, and use of this method in the manufacture of vehicle seat upholsteries with lateral parts |
| 05/17/1988 | US4744930 Extrusion control |
| 05/11/1988 | EP0266933A2 Method of dimensionally stabilizing polystyrene patterns |
| 05/11/1988 | EP0131002B1 A building element, and a method and a system for manufacturing said element |
| 05/10/1988 | US4743485 Gas venting channels; outer metal skins with inner foamed resin core |
| 05/10/1988 | US4743417 Method for the manufacture of product comprising foamed plastic material and using a low-pressure chamber |
| 05/10/1988 | US4743188 Apparatus for sealing a pour head in a mold for forming composite products |
| 05/05/1988 | DE3732731A1 Device for conditioning thermoplastic melts during extrusion foaming |
| 05/03/1988 | CA1235869A1 Method and apparatus for producing polymer articles |
| 04/26/1988 | US4740530 Heating to softening point, microwaving to expand blowing agent; acrylic copolymers |
| 04/20/1988 | EP0264004A2 Apparatus for the production of foam-backed upholstery, especially motor vehicle upholstery |
| 04/20/1988 | EP0264003A2 Method and apparatus for the production of foam-backed upholstery, especially motor vehicle upholstery |
| 04/20/1988 | EP0263989A2 Process for production of foamed molded articles of polypropylene resin |
| 04/20/1988 | EP0263940A2 Hose reinforcement made of a mesh of metallic or non-metallic threads, rubber or plastic hose made therewith, methods for making the reinforcement body and the hose |
| 04/20/1988 | EP0155949B1 Method for the manufacture of product comprising foamed plastic material and using a low-pressure chamber |
| 04/19/1988 | US4738809 A covering material enclosing the same |
| 04/14/1988 | DE3701560C1 Verfahren zum Herstellen von Innenverkleidungsteilen fuer Fahrzeuge A process for the manufacture of interior trim parts for vehicles |
| 04/13/1988 | EP0263355A2 Apparatus for the production of foam-backed upholstery, especially motor vehicle upholstery |
| 04/13/1988 | EP0263354A2 Apparatus for the production of foam-backed upholstery, especially motor vehicle upholstery |
| 04/12/1988 | US4736509 Method of making water heater construction |
| 04/07/1988 | DE3730611A1 Verfahren zum spritzgiessen von schaumstoffprodukten A method of injection molding of foam products |
| 04/06/1988 | EP0262184A1 A panel and method of forming same |
| 04/06/1988 | EP0238504A4 Method for steam expanding a polymeric composition. |
| 04/06/1988 | CN87106832A Method for producing cellular pvc-plastic |
| 03/30/1988 | EP0261350A2 Apparatus for manufacturing moulded plastics |
| 03/29/1988 | US4734232 Mixture of polyol and isocyanate fills tire body; condensation polymerization; expansion |
| 03/29/1988 | US4734230 Method and appartus for forming composite products |
| 03/29/1988 | CA1234464A1 Process for the preparation of a composite mat |
| 03/24/1988 | WO1988001934A1 A method for producing cellular pvc plastic |
| 03/23/1988 | EP0260949A2 Fluidized vacuum seal |
| 03/23/1988 | EP0260948A2 Process and apparatus for producing extruded thermoplastic foam bodies |
| 03/22/1988 | US4732806 Structural member comprising glass macrospheres |
| 03/22/1988 | US4732718 Process for extrusion of expandable plastic materials |
| 03/16/1988 | EP0259810A2 Interior member for vehicles and method for its manufacture |
| 03/16/1988 | EP0259706A2 Method for producing a rigid foam by means of a microwave or high-frequency field |
| 03/16/1988 | EP0259689A1 Apparatus for controlling the gas content of dispensed hot melt thermoplastic adhesive foam |
| 03/16/1988 | EP0259597A2 Method for sintering foamable thermoplastics |
| 03/16/1988 | EP0259373A1 Insulation and weight coating for subsea pipelines and method for production of the same. |
| 03/15/1988 | US4731206 Process and device for the production of shaped bodies in molds |
| 03/15/1988 | US4731002 Triple-wall foam coextrusion apparatus |
| 03/10/1988 | WO1988001565A1 Process of forming a contoured insulating sheet |
| 03/10/1988 | DE3643078C1 Process and mould for producing cushions with foam-backed coverings |
| 03/10/1988 | DE3630063A1 Device for producing thin-walled foam-backed parts |
| 03/09/1988 | EP0259020A2 Method and apparatus for manufacturing containers |
| 03/08/1988 | US4729919 Butadiene-styrene vinyldiene chloride, unsaturated resin |
| 03/08/1988 | US4729863 Process and molding tool for the manufacture of molded parts having areas in the form of grids, grills or gratings, such as motor vehicle soft-faces, spoilers, bumpers from a fluid mass |