| Patents for B29C 51 - Shaping by thermoforming, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor (13,923) |
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| 05/12/1981 | US4266750 Device for manufacturing boots and the like of elastomeric material |
| 05/12/1981 | US4266416 Device for the production of blisters |
| 05/06/1981 | EP0027914A1 An oriented Plastics preform for making an open mouth container |
| 05/05/1981 | US4265852 Process for forming a plastic article |
| 05/05/1981 | US4265851 Process for moulding cellular polycarbodiimide |
| 05/05/1981 | CA1100399A1 Method of and device for fabricating plastic sleeves |
| 04/28/1981 | US4264400 Web to a substrate |
| 04/28/1981 | US4264386 Process for molding a cloth in a hot mold and molding a cloth covered foam filled product |
| 04/28/1981 | CA1099883A1 Deep-draw thermoforming of thermoplastic sheet |
| 04/22/1981 | EP0027338A1 Cloth molding process |
| 04/21/1981 | US4263364 The interior layers of copolymers crystallizing more slowly than the outer; lamination; cars; construction materials |
| 04/21/1981 | CA1099850A1 Process for the continuous melt thermoforming of foamed polyamide structures |
| 04/15/1981 | EP0027031A1 Non-planar plastics material article and method of making the same |
| 04/15/1981 | EP0026954A1 Composite unstretched thermo-deformable plastics film and deepdrawn container shaped from said plastics film |
| 04/14/1981 | US4261775 Method of deep-drawing of foam material-mold parts |
| 04/08/1981 | EP0026522A1 A method for the manufacture of a printed, pre-creased packing material web provided with opening indication |
| 04/01/1981 | EP0026140A1 Process and apparatus for producing safety glass panes of small dimensions |
| 04/01/1981 | EP0025992A2 Process for coating glass surfaces |
| 03/31/1981 | US4259286 Aluminum oxide particles adhered to texturing cylinder |
| 03/31/1981 | US4259137 Jacketing steel pipes by means of wrapping a ribbon helically around the pipes |
| 03/25/1981 | EP0025772A1 Method of producing polymeric film-like coatings |
| 03/24/1981 | US4258093 Molding nonwoven, needle punched fabrics into three dimensional shapes |
| 03/24/1981 | US4257840 Hot-press machine with facing layer carrying and setting apparatus |
| 03/24/1981 | US4257756 Apparatus for forming shaped articles |
| 03/24/1981 | US4257530 Lined tray |
| 03/17/1981 | US4256690 Vacuum forming method |
| 03/17/1981 | US4256687 Process for producing molded articles |
| 03/17/1981 | US4256449 Draw-forming of stretchable thermoplastic material into hollow articles |
| 03/11/1981 | EP0024895A2 Method of manufacture of reinforced sheet plastics material and the production of moulded articles therefrom |
| 03/10/1981 | US4255382 Thermoforming machine with automatically mechanically operated web stripping element |
| 03/10/1981 | CA1097234A1 Container for storing food and process and apparatus for making that container |
| 03/03/1981 | US4253364 Apparatus for discharging and separating skin packages |
| 03/03/1981 | CA1096763A1 Metallic substrates with fluorocarbon coverings; and method of manufacture |
| 02/25/1981 | EP0024203A1 Method of making a three-dimensional laminate |
| 02/24/1981 | US4252518 Vacuum forming machine |
| 02/24/1981 | US4252516 Apparatus for producing perforated film |
| 02/17/1981 | US4251253 Cooling system for molds |
| 02/17/1981 | US4250798 Method of and device for fabricating plastic sleeves |
| 02/17/1981 | US4250686 Cap seal fitting machine for a container |
| 02/17/1981 | US4250612 Method for working the end of a synthetic resin molding having laminated thereon a metal foil |
| 02/17/1981 | US4250605 Heat shrunken sleeve with a polysiloxane elastomer adhesive |
| 02/11/1981 | EP0023788A1 Arrangement and method for covering elongate substrates |
| 02/10/1981 | US4250137 Molding open-cell or closed-cell polyurethane foam |
| 02/10/1981 | US4250129 Polystyrene |
| 02/10/1981 | US4249983 Method and apparatus for production of laminated and shaped trim panel of corrugated paperboard base |
| 02/04/1981 | EP0023264A1 Packaging machine |
| 02/03/1981 | US4248822 Process and apparatus for producing a moisture-permeable film |
| 02/03/1981 | US4248651 By heating portions and pressing to crush ribs |
| 02/03/1981 | US4248030 Method for assembling plastic sleeve preforms and containers |
| 01/27/1981 | US4247348 Process for molding cloth including a fabric layer, the stitches thereof having never been thermally set and molding a cloth-covered foam filled product |
| 01/27/1981 | US4247347 Process for molding cloth including a fabric layer by heating to at least the greater of the set or softening temperature the stitches thereof having never been set, and molding a cloth covered foam filled product |
| 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 | US4246223 Method and apparatus of making a compartment tray |
| 01/14/1981 | EP0022350A1 Tire press and method |
| 01/13/1981 | US4244915 Rotary thermoforming process and apparatus |
| 01/13/1981 | US4244249 Apparatus for constructing breast cups |
| 01/07/1981 | EP0021669A1 Apparatus and method for preparing flexible diaphragms |
| 01/07/1981 | EP0020986A1 Process for manufacturing slot-nozzle elements for separating gaseous or vaporous mixtures, especially isotope mixtures |
| 01/06/1981 | US4243463 Method of producing cross laminates |
| 01/06/1981 | US4243456 Self-supporting, compression molding, cutting |
| 12/30/1980 | US4242398 Fibrous shaped article having non-level surface |
| 12/30/1980 | US4242162 Tape applying device and method |
| 12/30/1980 | US4242074 Apparatus for heat-trimming foam material |
| 12/23/1980 | US4240859 Method of making a water bed mattress |
| 12/16/1980 | US4239727 Method and apparatus for thermoforming thermoplastic foam articles |
| 12/16/1980 | US4239574 Process and apparatus for the welding of synthetic resin structures |
| 12/16/1980 | US4239472 Clamping ring for vacuum-forming apparatus |
| 12/10/1980 | EP0020083A1 Method and apparatus for embossing |
| 12/10/1980 | EP0019659A1 Method and apparatus for determining the temperature of plastic foils for the vacuum moulding process |
| 12/09/1980 | US4237675 Method and apparatus for assemblying tubular sleeve preforms onto containers in precise alignment |
| 12/02/1980 | US4236885 Container lining |
| 12/02/1980 | US4236883 Tire press |
| 11/26/1980 | EP0019316A1 A method for the manufacture of containers by deep drawing of hollow parts from blanks of amorphous polyester material |
| 11/25/1980 | US4235579 Synthetic plastics article manufacturing system |
| 11/18/1980 | US4234536 Method for the manufacture of thin-walled shaped articles of crystalline thermoplastic material |
| 11/18/1980 | US4234530 Thermoforming; rapid cooling after heating to obtain crystalline surface layers and a crystal-free core |
| 11/18/1980 | US4233868 Apparatus for moving lightweight articles |
| 11/18/1980 | CA1089615A1 Method and apparatus for making self-adhesive covering and insulating films |
| 11/12/1980 | EP0018684A1 Disposable absorbent structure having a textured macroscopically perforated thermoplastic film topsheet |
| 11/11/1980 | US4233101 Method of lining a pipe |
| 11/11/1980 | US4233017 Apparatus for debossing and perforating a running ribbon of thermoplastic film |
| 11/11/1980 | US4232502 Method of making a drinking cup and container |
| 11/11/1980 | CA1089170A1 Method for producing transparent plastic molded articles and thermoforming apparatus therefor |
| 11/04/1980 | US4231832 Process of manufacturing laminated web |
| 11/04/1980 | CA1088721A1 Apparatus for forming shaped articles, methods of shaping articles and shaped articles formed thereby |
| 10/29/1980 | EP0018058A2 Container preforms of nitrile thermoplastic material |
| 10/28/1980 | US4230764 Prestressed article |
| 10/28/1980 | US4230662 Method for forming holes in thermoformed articles |
| 10/21/1980 | US4229397 Method for forming fiber-reinforced composite material |
| 10/21/1980 | US4228603 Apparatus for folding over and pressing into position the edge strips of two material webs |
| 10/15/1980 | EP0017452A1 Method of making a shaped structure |
| 10/15/1980 | EP0017145A1 Process for manufacturing surface-coated pipes by winding, and apparatus for carrying out this process |
| 10/14/1980 | US4228209 Wire reinforced corrugated board and method and apparatus for making same |
| 10/14/1980 | US4228121 Method and apparatus for forming multiple thickness bead |
| 10/14/1980 | US4227362 Method of forming a multiple pack of vessels |
| 10/07/1980 | US4226828 Process for producing a reticulated web net |
| 09/30/1980 | US4225553 Method of manufacturing low-rigid, wrinkle-free articles |
| 09/30/1980 | US4225053 Composite container for storing food |
| 09/23/1980 | US4224275 Process for making containers |
| 09/23/1980 | CA1086038A1 Method for manufacturing tubes provided with an insulating covering made of foam plastic |