| Patents for B29C 67 - Shaping techniques not covered by groups , or (20,181) |
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| 04/08/1981 | EP0026554A1 Process for producing foamed articles of an aromatic polyester |
| 04/08/1981 | EP0026498A1 Improvements to the apparatuses for applying elastomeric fillers to tire bead cores |
| 04/08/1981 | EP0026405A2 Process and apparatus for making a composite closure |
| 04/08/1981 | EP0026315A1 Pneumatic tyre having windings |
| 04/07/1981 | US4260536 Acyl peroxide, alkyl peroxide |
| 04/07/1981 | US4260445 Lamination, scattering fibers, two-step curing, thermosetting resin |
| 04/02/1981 | WO1981000822A1 Process and apparatus for making a composite closure |
| 03/31/1981 | US4259382 Fiber reinforced composite shaft with metal connector sleeves secured by adhesive |
| 03/31/1981 | US4259129 Method and apparatus for molding a tire with an annular reinforcement below the tread surface |
| 03/25/1981 | EP0025541A2 Process and apparatus for producing tubular elements of polyurethane multi-component reactive materials |
| 03/25/1981 | EP0025504A2 Apparatus for injection moulding rubber tread rings |
| 03/24/1981 | US4257998 For jet engine; heat curing |
| 03/24/1981 | US4257997 Stretching in transverse direction to first uniaxial stretch |
| 03/24/1981 | US4257836 Dimensional stability obtained by embedding a reinforcing cord girdle in the crown |
| 03/24/1981 | US4257835 Method of manufacture of material reinforced with a three-dimensional textile structure |
| 03/24/1981 | US4257834 Solidified binder filling pattern |
| 03/24/1981 | US4257755 Molding system and method |
| 03/17/1981 | US4256845 Porous sheets and method of manufacture |
| 03/04/1981 | EP0024323A1 Process for the manufacture of pneumatic tyres especially able to resist dynamic load |
| 03/03/1981 | US4254069 Polyetherurethanes |
| 03/03/1981 | US4253513 Cast tire and method of manufacture |
| 03/03/1981 | CA1096762A1 Method and apparatus for molding articles from fibrous material |
| 02/24/1981 | US4252756 Process for manufacturing ultra-thin sintered PVC battery separators |
| 02/24/1981 | CA1096120A1 Foam molding apparatus |
| 02/17/1981 | US4250939 Super rigid rubber composition and a tire using the same |
| 02/17/1981 | US4250612 Method for working the end of a synthetic resin molding having laminated thereon a metal foil |
| 02/17/1981 | CA1095786A1 Method for production of fiber reinforced resin structures |
| 02/11/1981 | EP0023848A1 Pneumatic tyre and process for manufacturing it |
| 02/10/1981 | US4249977 Method for making close tolerance laminates |
| 02/10/1981 | US4249882 Die casting system for the production of rubber mouldings |
| 02/10/1981 | US4249587 Bicycle tire with improved reinforcing strip |
| 02/03/1981 | US4248915 Grooves and ridges to extend anchoring surface |
| 01/27/1981 | US4247577 Method for preparing shaped articles of a vinyl chloride resin having improved surface properties |
| 01/27/1981 | US4247508 Molding process |
| 01/27/1981 | US4247356 Expandable tire building drum with improved bladder |
| 01/27/1981 | US4247353 Printing, gelation, lamination |
| 01/27/1981 | US4247275 Apparatus of forming the mounting portion of a sidewall protector |
| 01/27/1981 | US4247273 Method and an apparatus for cambering the edges of webs of thermoplastic materials on one and both sides using the energy of ultrasonic vibration |
| 01/27/1981 | US4246732 Pole, in particular for electric lines |
| 01/21/1981 | EP0022467A1 Method of making a drive shaft |
| 01/20/1981 | US4246390 Molding powder of ultra-high molecular weight polyethylene and process for its preparation |
| 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 | US4246214 Method of molding polyurethane foams in steam heated molds and adhesion steam condensate is used to cool the molds |
| 01/20/1981 | CA1093777A1 Apparatus and method for edging reinforced elastomeric stock |
| 01/13/1981 | US4244993 Method for making simulated marble and product of the method |
| 01/13/1981 | US4244900 Thermoplastic polyolefin |
| 01/13/1981 | US4244770 Tire building machine |
| 01/13/1981 | CA1093749A1 Expanded styrene-polymers and polyolefin micro-bits and their preparation |
| 01/07/1981 | EP0021669A1 Apparatus and method for preparing flexible diaphragms |
| 01/07/1981 | EP0021638A1 Method and apparatus for forming a gasket and its use |
| 01/07/1981 | EP0021574A1 Non-pneumatic tyres and process for manufacturing them |
| 01/07/1981 | EP0021255A1 Tire liner and method of preparation |
| 01/06/1981 | US4243625 Flexible foam bonding process |
| 01/06/1981 | US4243623 Method of encapsulating electrical apparatus |
| 01/06/1981 | US4243451 Building and shaping a tire |
| 01/06/1981 | US4243450 Method of manufacturing tubeless tires for bicycles and motorcycles |
| 01/06/1981 | CA1092765A1 Silicone rubber enclosure element and method of using |
| 12/30/1980 | US4242160 Method of winding a wind turbine blade using a filament reinforced mandrel |
| 12/30/1980 | US4242074 Apparatus for heat-trimming foam material |
| 12/24/1980 | WO1980002846A1 Method and device in manufacturing foamed urea formaldehyde material to be used as a sorbent |
| 12/23/1980 | US4241189 Wear-resistant flexible sheet material and a method for its manufacture |
| 12/23/1980 | US4241127 Starting tail for film rolls |
| 12/23/1980 | US4241006 Method for producing a transversely curved finger binding |
| 12/23/1980 | US4240999 Method for introducing multi-component foam reactants into mold form involving the use of a foaming spacer |
| 12/23/1980 | US4240998 Polystyrene, compression molding |
| 12/23/1980 | US4240470 Composite pipe having an integral bell end |
| 12/23/1980 | CA1091888A1 Pole and method and apparatus for its production |
| 12/16/1980 | US4239727 Method and apparatus for thermoforming thermoplastic foam articles |
| 12/16/1980 | US4239719 Method for continuous production of corrugated sheets |
| 12/16/1980 | US4239712 Method of making bifocal contact lenses |
| 12/16/1980 | US4239579 Tire building drum |
| 12/16/1980 | US4239565 Off-the-highway radial tire building system |
| 12/16/1980 | CA1091563A1 Vehicle tire and method of making same |
| 12/16/1980 | CA1091407A1 Process for producing a product having a dyed, fibrous surface |
| 12/11/1980 | WO1980002671A1 Polymer processing |
| 12/10/1980 | EP0020283A1 A tire building drum |
| 12/10/1980 | EP0020038A1 Weaving process for making an impregnated conveyor belting |
| 12/10/1980 | EP0019947A1 Process for the manufacture of objects from thermosetting resin |
| 12/10/1980 | EP0019748A1 Method of producing a fibre-reinforced resin foam and fibre-reinforced resin foam |
| 12/09/1980 | US4238540 Fiber reinforced composite shaft with metallic connector sleeves mounted by connector ring interlock |
| 12/09/1980 | US4238539 Fiber reinforced composite shaft with metallic connector sleeves mounted by a knurl interlock |
| 12/09/1980 | US4238263 Edge sealing of laminate |
| 12/09/1980 | CA1091386A1 Cordless vehicle tire |
| 12/09/1980 | CA1091381A1 Silicone containing reaction injection molded polyurethanes |
| 12/09/1980 | CA1090962A1 Method for the renewal of a worn pneumatic or solid rubber tyre by applying a vulcanised tread and apparatus for carrying out this method |
| 12/02/1980 | US4237181 Method of manufacturing a flexible polyurethane foam product |
| 12/02/1980 | US4237083 Blending polyolefin, silica, and water-insoluble plasticizer |
| 12/02/1980 | US4236656 Dispensing lid for a container of loose solid products |
| 12/02/1980 | US4236564 Rubber-free phenol-formaldehyde adhesive for bonding bright steel to rubber |
| 12/02/1980 | US4236386 Fiber reinforced composite shaft with metallic connector sleeves mounted by a polygonal surface interlock |
| 12/02/1980 | CA1090907A1 Micro-computer and programmer for application of tire tread material |
| 12/02/1980 | CA1090521A1 Method for producing fiber-reinforced polymer foam |
| 11/26/1980 | EP0019497A1 Method for the tight fastening of a rigid frame to the rim of a shell and closed containers |
| 11/26/1980 | EP0019382A1 Improved dielectric embossing of foam |
| 11/26/1980 | EP0019367A1 Rubber-steel composite article, e.g. a vehicle tire including at least one steel reinforcing element |
| 11/25/1980 | US4235120 Belt and methods of manufacture and splicing |
| 11/18/1980 | US4234535 Process for producing porous polytetrafluoroethylene tubings |
| 11/18/1980 | US4234300 Edge embossing device |
| 11/12/1980 | EP0018539A1 Fibre-web reinforced pneumatic tyres and process for their manufacture |
| 11/11/1980 | US4233255 Method for controlling the thickness or weight of extruded stock |