| Patents for B29C 67 - Shaping techniques not covered by groups , or (20,181) |
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| 08/18/1981 | US4284536 Imidazolidinone additive |
| 08/18/1981 | CA1107425A1 Porous encapsulating composition for electrical apparatus |
| 08/12/1981 | EP0033637A1 Sub-assembly for bead supply apparatus |
| 08/12/1981 | EP0033598A2 Split tank assembly with reinforcement in the region of a joint and method of making such a reinforced split tank assembly |
| 08/12/1981 | EP0033388A1 Apparatus for expanding and/or maintaining the expansion of a moving web |
| 08/11/1981 | US4283359 Process for producing polyacrylonitrile reverse osmotic membranes |
| 08/11/1981 | US4283312 For use in filament winding and reinforced rods, coatings |
| 08/11/1981 | CA1106741A1 Forming a tire bead assembly |
| 08/04/1981 | US4282285 Process for preparing polyurethane molded part |
| 07/29/1981 | EP0032858A1 Tridimensional annular structure |
| 07/29/1981 | EP0032650A2 Transfer drum application of narrow strip components to a tire being built on a tire building drum |
| 07/29/1981 | EP0032582A2 Expanded shaped articles of a heat resistant synthetic resin |
| 07/29/1981 | EP0032557A2 An expanded cross-linked polyethylene particle and methods to produce molded products thereof |
| 07/28/1981 | US4280547 Tire having a folded fabric reinforcement member and a method of building same |
| 07/22/1981 | EP0032353A2 Method and apparatus for off-loading an uncured tyre from a tyre-building drum |
| 07/21/1981 | US4279856 Method and an apparatus for assembling and removing a segmented tire mold core in a tire mold |
| 07/21/1981 | CA1105394A1 Honeycomb core with internal septum, and method of making same |
| 07/21/1981 | CA1105334A1 Reinforcing cords |
| 07/21/1981 | CA1105225A1 Use of an open porous thermoplastic netting as the laminating adhesive in forming a mineral wool fiberboard product |
| 07/14/1981 | US4278723 Shaped body of extruded acrylic glass |
| 07/14/1981 | US4278416 Apparatus for molding tires of motor vehicles |
| 07/14/1981 | US4278413 Apparatus for inverting tires |
| 07/08/1981 | EP0031747A1 Apparatus for the radial winding of a filament |
| 07/08/1981 | EP0031468A1 Insulating envelope of cellular plastic and process for its production |
| 07/08/1981 | EP0031425A2 Method of preparing agglomerated foams |
| 07/07/1981 | US4277295 Process of manufacturing pneumatic tires and apparatus for carrying out the process |
| 07/07/1981 | US4277233 Turntable apparatus for molding tires |
| 07/01/1981 | EP0031194A1 Method and apparatus for forming a tyre sidewall protector |
| 06/30/1981 | US4276246 Expansion by thermal decomposition of blowing agent |
| 06/30/1981 | US4276105 Process and apparatus for stitching the tread of pneumatic tires |
| 06/30/1981 | US4276104 Transfer drum application of narrow strip components to a tire being built on a tire building drum |
| 06/30/1981 | US4276012 Mold isolator mechanism for centrifugal casting machine |
| 06/25/1981 | WO1981001680A1 Apparatus and method of forming the mounting portion of a sidewall protector |
| 06/24/1981 | EP0030535A1 Method and device in manufacturing foamed urea formaldehyde material to be used as a sorbent. |
| 06/23/1981 | US4275028 Plastic ornament and method of making same |
| 06/23/1981 | US4274899 Method of manufacturing a tubular tire for cycles |
| 06/23/1981 | US4274823 Wax injection molding apparatus and control system |
| 06/17/1981 | EP0030333A1 Alkyldiphenyl-ether sulfonic acid hydrazides, their production and use as blowing agents |
| 06/16/1981 | US4273607 Apparatus for applying gasket-forming material |
| 06/16/1981 | US4273176 Non-pneumatic tire |
| 06/16/1981 | CA1102974A1 Process for manufacturing tires |
| 06/10/1981 | EP0030206A1 Method and apparatus for molding a tire |
| 06/10/1981 | EP0029912A2 Mould-half, in particular laminating mould-half |
| 06/09/1981 | US4272618 Chain extended polyetherurethane copolymers, cured |
| 06/09/1981 | US4272475 Injection molding, pressing |
| 06/09/1981 | US4272467 Solution casting from aprotic solvent |
| 06/09/1981 | US4272398 Microencapsulation process |
| 06/09/1981 | US4272378 Semipermeable membrane |
| 06/09/1981 | US4272309 Polymer, curing, collapsing |
| 06/09/1981 | US4271639 Manufacture of sponge rubber spheres |
| 06/09/1981 | US4271580 Method of forming wire support frame member |
| 06/09/1981 | CA1102738A1 Process of fabricating hollow bead rings |
| 06/09/1981 | CA1102672A1 Production of reinforced plastic pipes |
| 06/09/1981 | CA1102531A1 Method and apparatus for reversing and flattening a driver's restraint cushion |
| 06/02/1981 | CA1102227A1 Hot melt thermoplastic adhesive foam system |
| 06/02/1981 | CA1102066A1 Method and apparatus for molding expanded plastic material articles |
| 06/02/1981 | CA1102065A1 Flexible sheet material |
| 06/02/1981 | CA1102060A1 Core apparatus |
| 05/26/1981 | US4269868 Electroless deposition of a protective coating by concurrently directing a laser beam onto the area of impingement of a gaseous stream of entrained particles; melting and fusion; consistant thickness |
| 05/26/1981 | US4269586 Heated platen |
| 05/19/1981 | US4268573 Reinforcing cords |
| 05/19/1981 | US4268475 Deformable membrane, ejection of air |
| 05/19/1981 | US4268467 Process for making friction products |
| 05/19/1981 | US4268336 Method of manufacturing containers |
| 05/19/1981 | US4268236 Distribution and calibration system for expanded plastic panel manufacture |
| 05/19/1981 | US4267937 Tear opening device for containers |
| 05/19/1981 | CA1101173A1 Method for the treatment of rigid plastic containers and an arrangement for the carrying out of the method |
| 05/13/1981 | EP0028350A1 Rubber cushion tyre and process for its manufacture |
| 05/12/1981 | US4267402 Said polymer is a synthetic resin binder which is mixed with an aggregate vacuum, and cured |
| 05/12/1981 | US4267237 Molded preformed polytetrafluoroethylene structures |
| 05/12/1981 | US4267222 Rigid polyester resin binding porous scoria rock particles; insulation; construction materials; high strength |
| 05/12/1981 | US4266995 Light weight pneumatic tire having a thin side wall rubber |
| 05/12/1981 | US4266921 Method and apparatus for the manufacture of concrete and like products |
| 05/12/1981 | CA1100724A1 Apparatus and methods for applying tread material to tyres |
| 05/05/1981 | US4265851 Process for moulding cellular polycarbodiimide |
| 05/05/1981 | CA1100673A1 Super rigid rubber composition and a tire using the same |
| 05/05/1981 | CA1100401A1 Sealant laminates |
| 04/29/1981 | EP0027543A1 Method and apparatus for continuously manufacturing single or plural layer reinforced webs of thermo-setting plastics |
| 04/28/1981 | US4264672 Polyolefins used as packaging material |
| 04/28/1981 | US4264387 Tire building with bead setting device |
| 04/28/1981 | US4264293 Vented heated platen |
| 04/28/1981 | US4263843 Method and apparatus for controlled removal of excess slurry from organic foam |
| 04/28/1981 | CA1099873A1 Apparatus and process for continuously producing foamed sheets |
| 04/28/1981 | CA1099866A1 Cast annular laminates and method and apparatus for making same |
| 04/22/1981 | EP0027202A2 Process for preparing fibre-reinforced moulded articles |
| 04/22/1981 | EP0027191A1 Polyamide release film for sheet molding compound, sheet compound prepared therewith and process of making |
| 04/21/1981 | US4263249 Method for producing reinforced plastic tubular body having annular grooves, and mold therefor |
| 04/21/1981 | US4263093 Method for retaining textured surface of pressed ceiling board |
| 04/21/1981 | US4263083 Building and curing an inextensible belt structure for a tire assembly |
| 04/21/1981 | US4263007 Apparatus for heat treatment of fibrous mats |
| 04/21/1981 | US4262719 Tire liner and method of preparation |
| 04/21/1981 | US4262624 Method of forming puncture preventing layer for tire and apparatus employed therefor |
| 04/21/1981 | CA1099466A1 Vehicle wheel pneumatic tyres and the manufacture thereof |
| 04/21/1981 | CA1099465A1 Tread ring disassembly and reassembly apparatus |
| 04/15/1981 | EP0027098A1 Method and device for making axially reinforced plastic pipes |
| 04/15/1981 | EP0026920A2 Process for the production of electrically conductive soft polyurethane foams and electrically conductive plastics composition |
| 04/14/1981 | US4261939 Method and an arrangement for the manufacture of a material web of foamed thermoplastics |
| 04/14/1981 | US4261786 Modular servicer |
| 04/14/1981 | CA1099067A1 Plastics material net |
| 04/08/1981 | EP0026728A2 Cast tire & method of manufacturing |