Patents
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)
09/1983
09/20/1983CA1153859A1 Batch material blender and method therefor
09/20/1983CA1153858A1 Method of making a plastic shell-shaped article
09/13/1983CA1153517A1 Method and apparatus for molding a tire
09/13/1983CA1153516A1 Gasket for casting lenses
09/06/1983US4402901 Method of press forming of plastic material
09/06/1983US4402579 Contact-lens construction
09/01/1983WO1983002918A1 The roberts system for the manufacture of fiberglass, cultured marble & onyx products
08/1983
08/31/1983EP0087305A2 Process for production of aromatic polyimide film
08/31/1983EP0087179A1 Method and device for moulding a transparent object
08/31/1983EP0086780A1 Production of blocks, bricks and tiles.
08/30/1983US4401715 Fiber reinforced plastic molded articles and process for the production thereof
08/23/1983US4400333 Methyl methacrylate polymerization with disiloxane-type crosslinker
08/23/1983CA1152700A1 Liquid foams of reinforced unsaturated polyester resins and process for obtaining the same
08/16/1983US4399104 Device for the production of a reaction mixture from flowable foam-forming or solid-forming components
08/16/1983US4398665 Apparatus for uniformly applying either liquid or foam compositions to a moving web
08/10/1983EP0085602A2 Plastic interlayer, method of making and application in laminated glass
08/09/1983US4397407 Apparatus for the production of a solid-forming or foam-forming mixture composed of at least two flowable reaction components and fillers
08/03/1983EP0084768A1 Continuous production of polymethylpentene membranes
08/02/1983US4396566 Process for the continuous manufacture of sheeting from thermoplastic synthetic resins
08/02/1983CA1151350A1 Preparation of resilient foams based on a melamine/formaldehyde condensate
08/02/1983CA1150917A1 Magnetic fiber optic casting apparatus
07/1983
07/26/1983US4395214 Foam extrusion apparatus having downstream upper and lower hinged shaping means and side restraining means
07/26/1983US4395211 Method and device for manufacturing a plastic record carrier
07/26/1983CA1150749A1 Jet for continuously depositing solid matter on a substrate
07/20/1983EP0006883B1 Method and apparatus adapted for automatic or semi-automatic fabrication of ultra-precision ophthalmic lenses, e.g., contact lenses
07/19/1983US4394340 Method of producing thin-walled endless belt
07/19/1983CA1150450A1 Foamed plastics materials
07/19/1983CA1150020A1 Equipment for the continuous production of foam boards
07/06/1983EP0083329A2 Device in encapsulating electric capacitors in thermosetting resin
07/06/1983EP0083145A1 Method of manufacturing concrete-based products using composite inorganic and organic substances
07/06/1983EP0082913A2 Method and apparatus for the manufacture of essentially dry moulded articles of expandable thermoplastics material, for example polystyrene
06/1983
06/28/1983US4390596 Polyamine, bis-maleimide, free radical catalyst, filler
06/28/1983US4390482 Method for molding contact lenses using microwave energy
06/21/1983US4389375 Apparatus for producing a reaction mixture of fluid components forming a foam or solid material
06/07/1983US4386898 Molding machine for encapsulation
06/01/1983EP0080329A1 Polyacetylene production
05/1983
05/31/1983CA1147249A1 Continuous manufacture of phenolic foam slabs
05/31/1983CA1147236A1 Control apparatus for pressurized gas/liquid systems
05/31/1983CA1147121A1 Molding process and corresponding mold, specifically used to mold ophthalmic lenses made of an organic material
05/31/1983CA1147117A1 Nucleation control adapted for reaction injection molded slurries
05/25/1983EP0079860A1 Matrix surface for precision moulding or pressing plastics material, in particular for information carrying discs, and method of coating this surface
05/25/1983EP0079609A1 Apparatus for transmitting strands of thermoplastics materials to an inclined drainage channel
05/24/1983US4384867 Method for treating a web of material with foam
05/18/1983EP0079262A1 Method of making disc copies from an original recording on a matrix
05/17/1983US4383818 Molding process
05/17/1983US4383672 Mold tooling for the manufacture of thermoplastic parts
05/17/1983US4383670 Method and apparatus for casting or injection-molding of cages of cylindrical rolling elements
05/11/1983EP0078340A1 Improved method and apparatus for the preparation of foamed structures
05/10/1983US4382902 Method for molding contact lenses using ultraviolet energy
05/10/1983US4382803 Tools for optical lenses
05/10/1983CA1145910A1 Flexible sheet-type covering material and process for making same
05/03/1983US4381907 Apparatus for manufacturing insulating construction profiles
05/03/1983US4381589 Method of manufacturing a resilient side bearing
04/1983
04/20/1983EP0077168A1 Method for making laminated ophthalmic lenses
04/20/1983EP0077142A1 Method for making cast epoxy resin bodies and epoxy formulation therefor
04/12/1983US4379856 Polyurethane foam molding with zones of different indentation hardness and a process for its production
04/12/1983CA1144466A1 Process for making composite glass objects, particularly eye lenses and composite glass used in this process
04/12/1983CA1144321A1 In-mold coating of structural foams
04/12/1983CA1144316A1 Method and apparatus for molding toric contact lenses
03/1983
03/29/1983US4378287 Wax product
03/29/1983CA1143523A1 Fluid film continuous processing apparatus
03/29/1983CA1143518A1 Method and apparatus for making plastic lenses
03/22/1983CA1143140A1 Apparatus for manufacturing insulating construction profiles for windows, door frames, facades or the like
03/16/1983EP0074325A1 A method of forming a long fiber reinforced plastic
03/15/1983US4376748 Method and apparatus for forming a plate with at least one profiled border
03/09/1983EP0073550A1 Perfume-release plastic decorations and method of manufacturing
03/08/1983US4376172 Closed loop control of compressible fluid addition to a mixture of such fluid and a liquid
03/08/1983CA1142314A1 Process and apparatus for continuous production of polyurethane foam
03/08/1983CA1142309A1 Mold apparatus
03/01/1983US4375591 Thermoplastic welding sleeve
03/01/1983US4375350 Apparatus for forming elongated synthetic resin plate or sheet
03/01/1983CA1142299A1 Method of making foams and foamable compositions
02/1983
02/22/1983US4374531 Multiple casting head
02/22/1983CA1141511A1 Contact lens mold
02/15/1983US4374081 Cure of epoxy systems at reduced pressures
02/15/1983US4374076 Expansion of molding material after curing by controlled heating; dentistry; crowns
02/15/1983US4373885 Vacuum system for a moving production line
02/15/1983US4373219 Cast toilet base structure
02/01/1983US4371486 Method of filling the cavity of a building block with an aminoplast resin foam involving reduced adhesion of the resin to the filling apparatus
02/01/1983US4371096 Control apparatus for pressurized gas/liquid systems
01/1983
01/25/1983US4370368 Walls containing an acrylic copolymer of vinylidene chloride
01/25/1983US4370124 Modular rotary molding machine
01/25/1983US4369562 Process for the manufacture of a profile for metal joinery having a thermal gap
01/25/1983CA1139952A1 Process for the manufacture of a composite ophtalmic lens, and lens derived from said process
01/25/1983CA1139946A1 Toy casting machine
01/20/1983WO1983000117A1 Process for making polyurethane foam
01/19/1983EP0070006A1 Contact lenses
01/18/1983US4368870 Molding assembly for plastic decorations
01/18/1983US4368847 Injection nozzle for mixheads
01/11/1983CA1139069A1 Process and device for forming plastics cellular material in mould
01/05/1983EP0068820A1 Process for making polyurethane foam
01/05/1983EP0068512A2 Process for preparing fiber reinforced molded articles
01/05/1983EP0068511A2 Process of manufacturing fiber-reinforced thermoset articles
01/04/1983CA1138611A1 Process for preparation of foams by condensation reactions
12/1982
12/23/1982WO1982004418A1 Modular rotary molding machine
12/21/1982US4364880 Heating plasticized polyvinyl chloride, tinting, molding and curing
12/15/1982EP0066951A1 Process for moulding reinforced curable compositions
12/15/1982EP0066593A1 A method of manufacturing a multi tube holder plate element e.g. for heat exchangers.
12/08/1982EP0065985A1 Spiral ore concentrating pad apparatus and method
12/07/1982US4362687 Method and apparatus for casting or injection-molding of cages of cylindrical rolling elements