| Patents for B29C 39 - Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor (14,852) |
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| 01/28/1981 | EP0023053A1 Process and device for manufacturing a foam material article provided with a covering |
| 01/27/1981 | US4247510 Process for depositing an elastomeric or thermosetting bank on a support |
| 01/27/1981 | US4247508 Molding process |
| 01/27/1981 | US4247280 Cable insulation cross-linking apparatus with catenary and rectilinear cross-linking tubes |
| 01/27/1981 | CA1094406A1 Process for the production of plastics/metal composites |
| 01/27/1981 | CA1094276A1 Method of making a trim strip |
| 01/27/1981 | CA1094274A1 Multilevel embossing of foamed-sheet materials- ii |
| 01/20/1981 | US4246361 Method for producing flame- and smoke-resistant polyurethane foam sheet by incorporation of a urea derivative in reaction mixture |
| 01/20/1981 | US4246222 Electrophoresis, plates, capillary pressure, deaeration, surface tension, gelation |
| 01/20/1981 | US4246214 Method of molding polyurethane foams in steam heated molds and adhesion steam condensate is used to cool the molds |
| 01/20/1981 | US4245976 Nozzle valve for in-the-mold coating apparatus |
| 01/13/1981 | US4244993 Method for making simulated marble and product of the method |
| 01/13/1981 | US4244912 Molding process using curable silicone release compositions |
| 01/13/1981 | US4244681 Magnetic fiber optic casting apparatus |
| 01/07/1981 | EP0021159A2 Apparatus for the continuous production of foam plastic blocks or webs |
| 01/07/1981 | EP0021158A2 Apparatus for producing endless foam plastic webs, particularly rigid foam plastic webs |
| 01/06/1981 | US4243199 Mold for molding propellers having tapered hubs |
| 01/06/1981 | CA1092762A1 Continuous casting of stringers for sliding clasp fasteners |
| 12/30/1980 | US4242410 Process for the production of foam plastics based on polyisocyanates having a light and yellowing resistant top layer and resultant product |
| 12/30/1980 | US4242397 Porous substrate with layer of frothed, crushed, cured, foamed thermoplastic vinyl polymer; floors, walls |
| 12/30/1980 | US4242306 Plastics |
| 12/30/1980 | US4242292 Method for embedding threaded apertured button in base of dental cast |
| 12/30/1980 | CA1092319A1 Apparatus for precision electrostatic pinning |
| 12/30/1980 | CA1092312A1 Method of zone pouring foam products |
| 12/30/1980 | CA1092307A1 Lens-casting cell |
| 12/23/1980 | US4241131 Moldable polyurethane foam-backed fabrics |
| 12/23/1980 | US4240777 Feeding and mixing nozzle and method for mixing liquid resin mixtures and feeding it into molds by centrifugal force |
| 12/23/1980 | US4240775 Implementation for applying a lining to the inner wall of a tubular article |
| 12/16/1980 | US4239796 In-mold coating of structural foams and resultant product |
| 12/16/1980 | US4239712 Method of making bifocal contact lenses |
| 12/16/1980 | US4239571 Compression of an open-cell foam material impregnated with a thermosetting resin |
| 12/16/1980 | US4239339 Varifocal objective for photographic camera |
| 12/16/1980 | CA1091419A1 Method of manufacturing shaped articles from crystalline acrylonitrile polymers and copolymers |
| 12/11/1980 | WO1980002670A1 Mould for producing form castings of resin cast by reaction and utilisation of such mould |
| 12/10/1980 | EP0019867A1 Mould for casting articles from polymerisable synthetic resins |
| 12/10/1980 | EP0019748A1 Method of producing a fibre-reinforced resin foam and fibre-reinforced resin foam |
| 12/09/1980 | US4238437 Method for producing fiber reinforced product |
| 12/09/1980 | CA1091381A1 Silicone containing reaction injection molded polyurethanes |
| 12/02/1980 | US4237149 Method of manufacturing molded and impregnated parts |
| 12/02/1980 | CA1090521A1 Method for producing fiber-reinforced polymer foam |
| 11/25/1980 | US4235138 Punch and stripper assembly for a reciprocating metal-punching press |
| 11/18/1980 | US4234533 Method of bonding spaced sheets by molding resin therebetween |
| 11/12/1980 | EP0018714A1 Method of manufacturing moulds for the soles of footwear and a mould produced by this method |
| 11/04/1980 | US4232078 Multi-colored synthetic resin sheet |
| 11/04/1980 | US4231723 Metering and conveyor arrangement |
| 10/29/1980 | EP0017928A1 Process for the production of elastic moulded bodies |
| 10/29/1980 | EP0017671A1 Process for preparing elastic foams based on a melamine-formaldehyde condensation product |
| 10/28/1980 | US4230521 Foam impregnating apparatus |
| 10/28/1980 | CA1088409A1 Glass fibre reinforced foam and method of making same |
| 10/21/1980 | US4229548 Process for the preparation of organopolysiloxane moulding compositions which give fine-pored elastomeric foam mouldings |
| 10/21/1980 | US4228832 Vacuum encapsulating apparatus |
| 10/15/1980 | EP0017041A1 Apparatus for producing a reaction mixture constituting massive or cellular materials from reaction components exhibiting fluidity and for conveying it into a mold |
| 10/14/1980 | US4227673 Gasket for casting lenses |
| 10/14/1980 | US4227556 Method and apparatus for slush molding articles of footwear |
| 10/07/1980 | US4226926 Flexible, microporous rubber base articles |
| 10/07/1980 | US4226543 Mixing head, especially for reactive components such as those in thermosetting synthetic resins |
| 10/07/1980 | CA1086912A1 Method of molding a torus shaped article |
| 10/01/1980 | EP0016398A1 Method of applying a decorative layer to a substrate |
| 10/01/1980 | EP0015996A1 Process for manufacturing an insulator of electrically insulating material |
| 09/30/1980 | US4225683 Process for producing elastomers from hetero-disperse systems by casting from liquid mass |
| 09/23/1980 | US4223865 Molding assembly for forming winding arbors |
| 09/16/1980 | US4222722 Device for synchronizing the movement of the cover web and base web during the continuous production of rectangular foam blocks |
| 09/15/1980 | EP0007360A4 Flat top foam material method and apparatus with width control. |
| 09/09/1980 | CA1085424A1 Core transfer apparatus for cast tires |
| 09/03/1980 | EP0015202A1 Annular gasket for use in the casting of ophthalmic or optical lenses of organic material, and method of using such a gasket |
| 09/03/1980 | EP0015181A1 Process for the moulding of articles from synthetic material |
| 09/03/1980 | EP0014783A1 Method of producing aspherical elements and products obtained thereby |
| 08/26/1980 | US4219514 Method and apparatus for slush molding articles of footwear |
| 08/26/1980 | US4219426 Hollow fibers of regenerated cellulose |
| 08/26/1980 | US4219317 Device for producing hollow molded members |
| 08/26/1980 | CA1084226A1 Process for curing thermosetting resins and elastomers |
| 08/26/1980 | CA1084221A1 Core removal apparatus |
| 08/20/1980 | EP0014247A2 Installation unit realized by the incorporation of an element, e.g. a sink, in a cutout of a plate, and process for the production of this unit |
| 08/19/1980 | US4218498 Surfactants improve surface |
| 08/19/1980 | CA1083798A1 Method for producing hollow cylindrical structures |
| 08/14/1980 | EP0006883A4 Method and apparatus adapted for automatic or semi-automatic fabrication of ultra-precision ophthalmic lenses, e.g., contact lenses. |
| 08/12/1980 | US4217325 Method using modular slush molding machine |
| 08/12/1980 | CA1083496A1 High strength cast modules for supporting reverse osmosis membranes |
| 08/06/1980 | EP0013882A1 Apparatus for discontinuously making blocks of foam plastic |
| 08/06/1980 | EP0013881A1 Apparatus for discontinuously making blocks of foam plastic |
| 08/05/1980 | US4216181 Process for applying a layer of a liquid foamable reaction mixture to a continuously moving shaping support |
| 08/05/1980 | US4215730 Method and apparatus for depositing material into a moving receptacle |
| 08/05/1980 | CA1082869A1 Method and device for manufacturing an air-permeable lining material |
| 07/29/1980 | US4214864 Continuous molding apparatus with cover belt |
| 07/22/1980 | US4214064 Process for producing a casting plate of polymethyl methacrylate |
| 07/22/1980 | US4213925 Process for continuously producing foamed sheets |
| 07/22/1980 | CA1081920A1 Binding strap |
| 07/15/1980 | US4212621 Bladder molding |
| 07/15/1980 | US4212614 Disc brake holding device for pivotal elements of expandable plastics molds |
| 07/08/1980 | US4211742 Process for the continuous casting of liquid polymerizable compositions |
| 07/08/1980 | US4211384 Molding assembly for casting soft contact lenses |
| 07/08/1980 | US4210985 Slide fastener stringer with folded and bonded continuous molded coupling element and method and apparatus for manufacturing |
| 07/08/1980 | CA1080922A1 Moulds |
| 06/25/1980 | EP0012732A1 Method of making a thin-walled hollow object of plastic and arrangement therefor |
| 06/24/1980 | US4209564 Flexible foamed product with skin and process for its manufacture |
| 06/24/1980 | US4209486 Process of inlaying a design in molded simulated marble |
| 06/24/1980 | US4209289 Contact lens mold |
| 06/24/1980 | CA1080178A1 Process for making stick cosmetics or toiletries or the like |
| 06/24/1980 | CA1079919A1 Method for making structural foams with facing sheets |
| 06/17/1980 | US4208365 Flexible rim |