| Patents for B29C 45 - Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor (92,531) |
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| 01/20/1981 | US4245976 Nozzle valve for in-the-mold coating apparatus |
| 01/20/1981 | US4245829 Bag folding machine |
| 01/20/1981 | CA1093772A1 Process for the automatic inspection of blow-molded articles |
| 01/13/1981 | US4244910 Thin walled receptacle |
| 01/13/1981 | US4244909 Stack injection molding melt transfer system |
| 01/13/1981 | US4244076 Method and forming tool for the fabrication of a bristle support for a brush, especially a hair brush |
| 01/13/1981 | CA1093728A1 Thermosetting compositions for injection molding |
| 01/13/1981 | CA1093704A1 Semiconductor device and method of enveloping the semiconductor device |
| 01/13/1981 | CA1093410A1 Syringe plunger |
| 01/13/1981 | CA1093264A1 Shut-off nozzle |
| 01/12/1981 | WO1981000077A1 Moulding plastics articles |
| 01/07/1981 | EP0022043A1 Method of reinforcing articles moulded from a plastics material by means of internal reinforcement members, and a handling case reinforced by applying this method |
| 01/07/1981 | EP0022009A1 Mould assembly for moulding elastomers |
| 01/07/1981 | EP0021672A1 Oriented polypropylene film substrate and method of manufacture |
| 01/07/1981 | EP0021273A1 Injection mechanism for molding plastics |
| 01/07/1981 | EP0021249A1 Coupling for the plasticizing screw of an injection moulding machine for processing plastics |
| 01/07/1981 | EP0020986A1 Process for manufacturing slot-nozzle elements for separating gaseous or vaporous mixtures, especially isotope mixtures |
| 01/07/1981 | EP0020514A1 Injection moulding process using polymer blends containing high molecular polyethylene of high density |
| 01/07/1981 | EP0020513A1 Injection moulding of high molecular polyethylene using elevated mould temperature |
| 01/07/1981 | EP0020434A1 Pressure generating device and use thereof. |
| 01/06/1981 | US4243628 Method for the manufacture of plastic insulators with screens for indoor and outdoor use |
| 01/06/1981 | US4243620 Method of manufacturing an object in plastics material and object obtained thereby |
| 01/06/1981 | US4243369 Mould closing, clamping and opening means |
| 01/06/1981 | US4243364 Safety mechanism for injection-molding machine provided with take-off member |
| 01/06/1981 | US4243362 Composite molding apparatus for articles from two materials having a rotary mold block which includes pins for providing core areas |
| 01/06/1981 | US4242944 Plastics moulding machine |
| 01/06/1981 | CA1093033A1 Collapsible dispensing tube |
| 01/06/1981 | CA1092762A1 Continuous casting of stringers for sliding clasp fasteners |
| 12/30/1980 | US4242306 Plastics |
| 12/30/1980 | US4242300 Method for processing parisons |
| 12/30/1980 | US4242073 Injection molding apparatus and molding method with use of the apparatus |
| 12/23/1980 | US4240996 Thermoplastics, thermosets, powdered metals, powdered ceramics |
| 12/23/1980 | US4240781 Injection molding machine having dual tonnage traversing cylinder |
| 12/23/1980 | US4240755 Injection molding screw for processing heat sensitive polymeric materials |
| 12/23/1980 | US4240498 Die casting machine for forming internally-threaded articles |
| 12/23/1980 | CA1092080A1 Swivel hooks and method of making the same |
| 12/23/1980 | CA1091880A1 Moulding of synthetic platics products |
| 12/23/1980 | CA1091879A1 Mixing apparatus for feed to injection molding machine |
| 12/16/1980 | US4239727 Method and apparatus for thermoforming thermoplastic foam articles |
| 12/16/1980 | US4239724 Method for making valued plastic articles such as game tiles |
| 12/16/1980 | US4239574 Process and apparatus for the welding of synthetic resin structures |
| 12/16/1980 | US4239476 Mold for producing moldings from a plastic compound |
| 12/16/1980 | US4239473 Mandrel with retractable segments |
| 12/16/1980 | US4239472 Clamping ring for vacuum-forming apparatus |
| 12/16/1980 | US4239471 Thermal alignment of cores and cavities in multi-cavity injection molds |
| 12/16/1980 | US4239298 Rolling bearing for linear movement having cage extending beyond outer sleeve |
| 12/16/1980 | US4239174 Two step ejector structure for a mold for injection molding or the like |
| 12/16/1980 | US4239080 Diecasting venting valve |
| 12/16/1980 | CA1091737A1 Injection mold bushing |
| 12/16/1980 | CA1091719A1 Plastics pipe couplings |
| 12/16/1980 | CA1091414A1 Injection moulding apparatus, in particular for shoe production |
| 12/10/1980 | EP0020319A1 Mould cavity |
| 12/09/1980 | US4238671 Sprue bushing with cast in heater element |
| 12/09/1980 | US4238446 Method for molding blind rivet |
| 12/09/1980 | US4238182 Device for injecting plastics material into a mould having a plurality of impressions |
| 12/09/1980 | US4238181 Method and apparatus for runnerless injection-compression molding thermosetting materials |
| 12/09/1980 | US4238107 Motion transmitting remote control assembly |
| 12/09/1980 | US4238106 Core pin cooling for high speed injection molding apparatus |
| 12/09/1980 | CA1091381A1 Silicone containing reaction injection molded polyurethanes |
| 12/09/1980 | CA1090973A1 Plastic articles and method for manufacturing thereof |
| 12/02/1980 | US4237089 High injection and holding pressures |
| 12/02/1980 | US4236954 Label applicator |
| 12/02/1980 | US4236689 Connector mold with flexible wire guide |
| 12/02/1980 | CA1090522A1 Hybrid framework consisting of metallic plate and projections made of synthetic resin |
| 11/26/1980 | EP0019336A1 Plastics crate or tray comprising injection moulding points, method and mould for manufacturing such a crate or tray |
| 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 | US4236181 Defect detecting device |
| 11/25/1980 | US4235832 High pressure injection molding and curing of thermoplastic resins |
| 11/25/1980 | US4235584 Hand-operated injection molding machine |
| 11/25/1980 | US4235582 Method and apparatus for molding holders for disc-like objects |
| 11/25/1980 | US4235575 Device for lubricating the tie rods of an injection molding machine |
| 11/25/1980 | US4235136 Trimming disc records |
| 11/25/1980 | US4235087 Key structure having a coated grip |
| 11/25/1980 | CA1090077A1 Method and apparatus for injection molding polyamide materials |
| 11/18/1980 | US4234642 Molded plastic structural web articles |
| 11/12/1980 | EP0018951A2 Manufacturing process for covering panels, and panels obtained with this process |
| 11/12/1980 | EP0018714A1 Method of manufacturing moulds for the soles of footwear and a mould produced by this method |
| 11/12/1980 | EP0018612A1 Method for making thermally insulating composite structural elements |
| 11/12/1980 | EP0018610A1 Corrugating apparatus and process |
| 11/12/1980 | EP0018551A1 Set point input for injection moulding machine |
| 11/11/1980 | US4233259 Method of and apparatus for producing profiled strands from elastomeric material |
| 11/11/1980 | US4233009 Apparatus for separation of waste material from a moulded article |
| 11/11/1980 | CA1089167A1 Device for removing molded material from multi-plate molds |
| 11/11/1980 | CA1089166A1 Threading device |
| 11/04/1980 | US4231987 Method of stripping a molded article |
| 11/04/1980 | US4231985 Method of connecting wire leads to miniature coil assemblies |
| 11/04/1980 | US4231910 Primer composition |
| 11/04/1980 | US4231723 Metering and conveyor arrangement |
| 11/04/1980 | US4231628 Electrical connector receptacles |
| 11/04/1980 | US4231416 Apparatus for casting metals and other materials under pressure |
| 11/04/1980 | CA1088721A1 Apparatus for forming shaped articles, methods of shaping articles and shaped articles formed thereby |
| 11/04/1980 | CA1088715A1 Injection molding machine and method |
| 11/04/1980 | CA1088714A1 Nozzle shut-off valve |
| 10/29/1980 | EP0018210A1 Moulding apparatus for record discs |
| 10/29/1980 | EP0018058A2 Container preforms of nitrile thermoplastic material |
| 10/29/1980 | EP0018044A1 Process and apparatus for injection moulding hollow plastics articles |
| 10/28/1980 | US4230934 Internally heatable nozzle having a divisible housing and a divisible core |
| 10/28/1980 | US4230659 Method for forming a rupturable area in a container |
| 10/28/1980 | US4230657 Method and apparatus for producing artificial greenery |
| 10/28/1980 | US4230442 Mold-clamping mechanism for injection-molding machine |