| 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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| 06/17/1980 | US4208362 Shaped body of at least two polymerized materials and method to make same |
| 06/10/1980 | US4207278 Method for preparing a composite foamed resin article having a metallic layer |
| 06/10/1980 | US4206980 Metl blending thermoplastic polymer with compound in which polymer will dissolve or disperse at polymer melting point but from which polymer will separate on cooling |
| 06/10/1980 | CA1079450A1 Soft ethylenic polymer foams |
| 06/10/1980 | CA1079021A1 Casting apparatus and method |
| 06/03/1980 | US4206170 Method of molding a torus shaped article |
| 06/03/1980 | US4205975 Methods of making a sunlight admitting heat impeding panel |
| 05/28/1980 | EP0011421A1 Plastics foam production |
| 05/20/1980 | US4203839 Adding calcium salt |
| 05/20/1980 | US4203792 Method for the fabrication of devices including polymeric materials |
| 05/13/1980 | US4202848 Method of making bifocal contact lenses |
| 05/13/1980 | CA1077224A1 Process of casting polymeric films |
| 05/13/1980 | CA1077215A1 Apparatus for the production of foam materials containing a filler material |
| 05/06/1980 | CA1076792A1 Apparatus for treating a surface |
| 04/30/1980 | EP0010353A1 Foamed plastics materials, method for preparing same and their use |
| 04/29/1980 | US4200603 Heating bottom film prior to foaming avoids formation of bottom crusts |
| 04/29/1980 | CA1076477A1 Fabrication of soft contact lens and composition therefor |
| 04/22/1980 | CA1075864A1 Apparatus for producing a body of porous thermoplastic material |
| 04/15/1980 | US4198364 Printing matrix or mold component formed from an aminoplast resin-polyvinyl alcohol reaction product |
| 04/15/1980 | US4198362 Method and apparatus for molding and replicating minute surface characteristics |
| 04/15/1980 | CA1075419A1 Apparatus for the production of contact lenses and processs for the utilization thereof |
| 04/02/1980 | EP0009119A1 Apparatus for producing a reaction mixture of liquid components so as to obtain a homogeneous material or a foam |
| 04/02/1980 | EP0009118A1 Method and apparatus for producing objects of a chemical substance containing a filler |
| 04/01/1980 | CA1074518A1 Method and device for making an optical fiber shielding |
| 04/01/1980 | CA1074517A1 Manufacture of polymeric foam |
| 03/25/1980 | CA1074087A1 Apparatus for producing insulating panels |
| 03/18/1980 | US4193956 Process for curing thermosetting resins and elastomers |
| 03/18/1980 | CA1073873A1 Method of introducing reaction mixtures for single-component foams into pressure containers |
| 03/04/1980 | US4191805 Method of forming a layer of material from a solution |
| 03/04/1980 | US4191724 Molded character belt with integral sleeves |
| 03/04/1980 | US4191717 Casting process for plastic lenses |
| 02/26/1980 | US4190697 Multidensity foam article and method of preparation |
| 02/26/1980 | US4190621 Method for molding optical plastic lenses of the standard and bifocal type |
| 02/26/1980 | US4190411 Centrifugal potting apparatus |
| 02/21/1980 | WO1980000281A1 Process for manufacturing an insulator of electrically insulating material |
| 02/20/1980 | EP0008034A1 Process for the preparation of organopolysiloxane moulding compositions which yield rubbery elastic finely porous mouldings or foamed coatings and mouldings produced therefrom |
| 02/20/1980 | EP0008012A1 Method for the production of hollow articles |
| 02/19/1980 | US4189459 Method of making a shelf support post |
| 02/19/1980 | CA1072044A1 Method of fabricating crosslinked thermoplastics articles |
| 02/19/1980 | CA1071818A1 Liquid reaction molding press and method |
| 02/12/1980 | US4188356 Method and an apparatus for the production of a foam-forming reaction mixture or homogeneous material-forming reaction mixture and for the subsequent introduction thereof into a cavity |
| 02/12/1980 | US4188353 Method of making aspheric lenses |
| 02/06/1980 | EP0007360A1 Flat top foam material method and apparatus with width control |
| 02/05/1980 | CA1071086A1 Laminates of polyethylene foam with an anisotropic pore structure |
| 01/29/1980 | CA1070464A1 Fiber foam and process |
| 01/23/1980 | EP0006883A1 Method and apparatus adapted for automatic or semi-automatic fabrication of ultra-precision ophthalmic lenses, e.g., contact lenses. |
| 01/22/1980 | US4184835 Mold apparatus |
| 01/22/1980 | CA1070071A1 Process for depositing a bead of elastomeric or thermosetting material on a support |
| 01/22/1980 | CA1070066A1 Apparatus for and method of forming optical lenses |
| 01/09/1980 | EP0006519A1 Process and apparatus for preparing a foamable mixture from at least two flowable foam forming reactive components and charges |
| 01/09/1980 | EP0006381A1 Device for moulding foamed plastic articles |
| 01/09/1980 | EP0006188A1 Process of making a torus-shaped hollow body from mouldable and hardenable material |
| 01/08/1980 | US4182737 Molding of a shock resistant transparent polymer sphere |
| 12/25/1979 | US4180631 Ure modifier polymer |
| 12/18/1979 | US4179484 Method of making toric lenses |
| 12/18/1979 | US4179093 Moulding apparatus |
| 12/11/1979 | CA1067673A1 System for producing directionally solidified castings |
| 12/04/1979 | US4177233 Method for forming side-wall strip in a tube |
| 12/04/1979 | US4177028 Adjustable apparatus for producing a foam material |
| 12/04/1979 | CA1067268A1 Method of casting plastic screen and metal reinforced plastic screen |
| 11/28/1979 | EP0005549A2 Process for manufacturing textiles coated with polyurethane foam |
| 11/27/1979 | CA1067247A1 Process for the production of laminates |
| 11/27/1979 | CA1066879A1 Method of combining at least two chemical reaction components and apparatus for carrying out the method |
| 11/13/1979 | US4174415 No-gel latex foam material and its preparation |
| 11/13/1979 | CA1066411A1 Video disc and method of making the same |
| 11/06/1979 | US4173606 Method of manufacturing shaped articles from crystalline acrylonitrile polymers and copolymers |
| 11/06/1979 | CA1065906A1 Tractor belt |
| 11/06/1979 | CA1065655A1 Shaped body, such as a contact lens, of at least two polymerized materials and method of making same |
| 11/06/1979 | CA1065566A1 Arrangement for tensioning and guiding the belts of a cellular plastic forming machine |
| 11/01/1979 | WO1979000886A1 Clothing element or accessory intended to be adapted closely to a part of the human body and process for adapting this element or accessory to this part of the human body |
| 11/01/1979 | WO1979000870A1 Process for separating solids from coal liquids |
| 10/31/1979 | EP0004893A1 Mixing head |
| 10/23/1979 | US4171563 Method of manufacturing an antenna reflector |
| 10/17/1979 | EP0004829A2 Process for fitting an article of dress or accessory to a part of the human body and article or accessory for carrying out the process |
| 10/17/1979 | EP0004716A2 Process for separating solids from coal liquids |
| 10/16/1979 | US4171395 Method and apparatus for forming a layer of foam urethane on a carpet backing and product |
| 10/09/1979 | US4170616 Method of fabrication of a Fresnel lens |
| 10/02/1979 | CA1063540A1 Scraper bars for use with conveyor belting and the like |
| 09/25/1979 | CA1063098A1 Mixing head for mixing at least two reactive components |
| 09/18/1979 | CA1062415A1 Centrifugal tire casting machine |
| 09/11/1979 | US4167381 Centrifugal casting equipment having an interchangeable |
| 09/11/1979 | US4167236 Apparatus for the feeding of liquid synthetic resin components |
| 09/11/1979 | CA1061975A1 Automated molding machine |
| 09/11/1979 | CA1061969A1 Incorporation of a gaseous blowing agent into a liquid resin |
| 09/11/1979 | CA1061967A1 Casting or injection mold for vehicular tires |
| 08/28/1979 | US4166088 Method of making high quality plastic lenses |
| 08/22/1979 | EP0003695A1 Mold assembly for molding a flexible contact lens |
| 08/22/1979 | EP0003641A1 Method and apparatus for producing a composite pipe |
| 08/22/1979 | EP0003569A1 Process for the preparation of moulded foams on the basis of polyisocyanate |
| 08/21/1979 | US4165211 Apparatus for applying a layer of a liquid foamable reaction mixture to a continuously moving support |
| 08/21/1979 | US4165158 Cast contact lenses and method for making same |
| 08/21/1979 | CA1060915A1 Method of applying an integral sealing member and the resultant products |
| 08/07/1979 | CA1059713A1 Production of panels of various flexibility_ |
| 07/31/1979 | CA1059294A1 Fastening element chain |
| 07/31/1979 | CA1059276A1 Cold forming process |
| 07/24/1979 | US4162039 Feeding and mixing nozzle |
| 07/24/1979 | US4161813 Method of string attaching to game racket handle |
| 07/24/1979 | CA1058845A1 Apparatus and method of manufacture of trains of slide fastening elements |
| 07/17/1979 | CA1058365A1 Process for the manufacture of composite foam and fabric articles |
| 07/17/1979 | CA1058364A1 Manufacturing upholstered foamed articles |