| Patents for B29C 33 - Moulds or cores; Details thereof or accessories therefor (38,496) |
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| 06/13/1991 | WO1991008100A1 Plastics bottle manufacture |
| 06/13/1991 | WO1991008095A2 Single-strip moulding apparatus |
| 06/13/1991 | WO1991008091A1 A method of mounting a mould system in a block stone moulding machine, and a correspondingly adapted moulding machine and mould system |
| 06/13/1991 | DE3940744A1 Pressure roller - has radially spreading clamps to fix hollow cylinder to roller body |
| 06/12/1991 | EP0432011A1 Apparatus for moulding plastic materials, corresponding mould and products thus obtained |
| 06/12/1991 | EP0431557A1 Steel for plastics molds superior in weldability |
| 06/12/1991 | CN1012808B Slide falling prevention device in tyre vulcanizer |
| 06/11/1991 | US5023042 Flexible mold for making seamless sailboards |
| 06/11/1991 | US5023041 Method for making a fiber reinforced composite article |
| 06/11/1991 | US5023033 Decorative plastic trim strip and method and apparatus for forming |
| 06/11/1991 | US5023031 Method of making a foam insulated water heater |
| 06/11/1991 | US5023029 Method and apparatus for producing pipe with annular ribs |
| 06/11/1991 | US5022845 Shaping fiber containing body |
| 06/11/1991 | US5022839 Device for cleaning a molding tool in plastics processing machines |
| 06/11/1991 | US5022838 Multi-axis rotational distributing apparatus |
| 06/08/1991 | CA2031678A1 Apparatus for molding plastic materials, mold for implementing same and products thus obtained |
| 06/06/1991 | DE3939352A1 Bending tool for thermoplastic tubes - consists of heated block made up of lengths with suitably shaped groove which is narrower along its mouth so that tube snap-fits into it |
| 06/05/1991 | EP0430872A2 Tool or instrument with a wear-resistant hard layer for working or processing of organic material |
| 06/05/1991 | EP0430791A2 Apparatus for molding composite metal-elastomeric wheels |
| 06/05/1991 | EP0430769A1 Application of antiadherent polyester composite films as supports for the fabrication of at least one layer of polyurethane utilisable in safety glasses |
| 06/05/1991 | EP0430723A2 A method for producing concrete products provided with inlaid patterns |
| 06/05/1991 | EP0430448A2 Method of making a shaped product |
| 06/05/1991 | EP0429853A2 Elastic forming die, method of manufacturing the same, and process for moulding a product by using the elastic forming die |
| 06/04/1991 | USRE33603 Apparatus for manufacturing seal components |
| 06/04/1991 | US5021203 Filling pores with high boiling liquid |
| 06/04/1991 | US5021108 Method and apparatus for manufacturing a foamed plastic laminated panel |
| 06/04/1991 | US5020770 Combination of mold and alloy core pin |
| 05/31/1991 | CA2029430A1 Apparatus for molding composite metal-elastomeric wheels |
| 05/29/1991 | EP0428792A2 Single strip molding apparatus |
| 05/29/1991 | CN1051702A Stopper for asepitic conlainers |
| 05/29/1991 | CN1012674B Method of producing an at least partially sintered product |
| 05/28/1991 | US5019114 Moulding tool and method of making same |
| 05/28/1991 | US5018961 Hydraulic closing unit |
| 05/28/1991 | US5018958 Mold for skin covered foamed plastic molding |
| 05/28/1991 | CA2022547A1 Method for producing concrete products provided with inlaid patterns |
| 05/22/1991 | EP0302860B1 A dental instrument having identification markings |
| 05/21/1991 | US5017760 Plastic pipe heater |
| 05/21/1991 | US5017325 Stretch-blow molding method for manufacturing balloons for medical devices |
| 05/21/1991 | US5017321 Process for plastic tubing manufacture |
| 05/21/1991 | US5017126 Blow molding apparatus |
| 05/21/1991 | US5017122 Lubricating rotary tablet press |
| 05/21/1991 | US5017120 Tie-rod assembly for an injection molding press |
| 05/21/1991 | US5017115 Mold assembly for molding frame-installed and skin-covered seat cushion structure |
| 05/21/1991 | US5017111 Apparatus for charging a tire heating press |
| 05/21/1991 | US5016516 Fiber reinforced resin preform |
| 05/21/1991 | CA1284300C2 Method and apparatus for molding plastics container and plastics container |
| 05/15/1991 | EP0427651A2 Process and apparatus for the manufacture of synthetic facing panels, and panel thus produced |
| 05/15/1991 | EP0427438A1 Drive arrangement for an injection molding machine |
| 05/15/1991 | EP0427383A2 Sealing strips and methods of making them |
| 05/14/1991 | US5015315 Method of making a pneumatic tire |
| 05/14/1991 | US5015169 Apparatus for die forming thermoplastic sheet material |
| 05/14/1991 | US5015165 Opening/closing and centering device for tire vulcanizer |
| 05/08/1991 | EP0425933A2 Retractable pin mold and retractable pin for said mold |
| 05/07/1991 | WO1991006415A1 Mold clamping system |
| 05/07/1991 | US5013600 Method and device for cleaning die plates |
| 05/07/1991 | US5013514 Process for the construction of hollow monolithic elements of composite material, particularly carbon fibres |
| 05/07/1991 | US5013508 Method for producing elastomer skins as lining material for plastic molded articles such as automobile dashboards |
| 05/07/1991 | US5013507 Memory alloys |
| 05/07/1991 | US5013505 Method of molding a casing on a rotary electric component |
| 05/07/1991 | US5013495 Method of producing optical fiber connectors |
| 05/07/1991 | US5013228 Injection moulding apparatus |
| 05/07/1991 | US5013090 Skin covered foamed plastic seat with identations |
| 05/07/1991 | US5012691 Cluster of molded gears with helical teeth |
| 05/03/1991 | CA2072608A1 Support capable of being shaped |
| 05/02/1991 | EP0425240A2 Moulded panel |
| 05/02/1991 | EP0425011A2 Method and mould for moulding plastics together with inserted parts susceptible to damage |
| 05/02/1991 | EP0424435A1 Process for injection molding and hollow plastic article produced thereby |
| 05/02/1991 | DE3935562A1 Bag press for e.g. veneering shapes - has fixed lower platen with vacuum bores and moving frame with pressurised membrane contg. fabrics with embedded polyester heater element |
| 05/01/1991 | WO1991006419A1 Apparatus for making plastic tubing including mold blocks hingeably openable and closeable |
| 05/01/1991 | CN1051009A Process for manufacturing moulded articles with coatings |
| 04/30/1991 | US5011647 For polyurethanes |
| 04/30/1991 | US5011636 Structural unit and method for molding same |
| 04/30/1991 | US5011398 Apparatus for lost foam molding and method of assembling same |
| 04/30/1991 | US5011394 Mold for skin covered foamed plastic molding |
| 04/30/1991 | US5011392 Drain ejector in a tire vulcanizing machine |
| 04/30/1991 | US5011380 Magnetically actuated positive displacement pump |
| 04/30/1991 | CA1283518C Apparatus for manufacturing resin tube |
| 04/26/1991 | CA2028402A1 Moulded panel |
| 04/24/1991 | EP0424333A1 A stopper for aseptic containers |
| 04/24/1991 | EP0423954A1 Thermoplastic matrix filament winding head |
| 04/24/1991 | EP0377020A4 Method and apparatus for manufacturing disposable optical molds |
| 04/24/1991 | EP0248790B1 Stack mold |
| 04/19/1991 | CA2027817A1 Stopper for aseptic containers |
| 04/18/1991 | WO1991004798A1 Methods of coating stereolithographic parts |
| 04/17/1991 | EP0423024A1 Method for fabricating moulds |
| 04/17/1991 | EP0422883A1 Starchless moulding process and apparatus |
| 04/17/1991 | CN1050699A Tetrahexagonal truss structure and method |
| 04/16/1991 | US5008316 Stearyl erucamide provides mold release properties |
| 04/16/1991 | US5008065 Reaction injection molding method |
| 04/16/1991 | US5008033 Comprising active hydrogen containing material, carboxylic acid salt, primary or secondary amine |
| 04/16/1991 | US5007978 Apparatus for tire retreading |
| 04/16/1991 | US5007818 Apparatus for thermoplastically shaping polymeric resins |
| 04/16/1991 | US5007815 Mold assembly for producing skin-covered foamed plastic article |
| 04/16/1991 | US5007814 Device for separating and closing a split mold having two halves |
| 04/16/1991 | US5007545 Removal resistant member |
| 04/16/1991 | US5007150 Apparatus for the application of a gasket inside closures comprising a cup, such as screw-on and crown caps |
| 04/16/1991 | CA1282945C Process and machine for the production of hollow bodies of revolution formed from threads extending in three different directions |
| 04/12/1991 | CA2027287A1 Mold forming method |
| 04/11/1991 | DE4010515A1 Moulding of softened plastic or elastic plates - profiled plates support elastic mat with bars, edge strips and steel plate onto which soft plastic and flexible cover are drawn by vacuum |
| 04/11/1991 | DE3932963A1 Laminating machine with adjustable gap between 2 heated rollers - has 1 roller fixed and other roller held on rocker arm and both are filled with liq. heating agent |