| Patents for B22C 7 - Patterns; Manufacture thereof so far as not provided for in other classes (3,230) |
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| 06/23/1994 | WO1994013415A1 Method of preparing a casting mould for precision casting |
| 06/14/1994 | US5320508 Rotary pump and rotor-shaft subassembly for use therein |
| 06/08/1994 | CN2167798Y Wax injection device for wax pattern manufacturing machine |
| 06/01/1994 | EP0599680A1 Process for producing metal parts by lost pattern moulding, pattern with incorporated hollow insert obtained by said process and metal part obtained using said pattern |
| 05/04/1994 | CN1024399C Cold-hard sand cluster casting technology |
| 04/06/1994 | CN2160480Y Mould for martensitic pipe fittings |
| 04/06/1994 | CN1084863A Resin composition for making expanded thermoplastics patterns, patterns produced therefrom and their use in metalcasting |
| 03/29/1994 | US5297609 Investment casting of metal matrix composites |
| 03/22/1994 | US5296176 Method of manufacturing a parent material for wooden patterns |
| 03/08/1994 | US5291654 Method for producing hollow investment castings |
| 02/23/1994 | EP0583854A1 Process for the production of a part-foundry pattern |
| 02/15/1994 | US5285839 Internal combustion engine and method for making same |
| 01/25/1994 | US5280821 Molding apparatus including vents comprising elongated slotted bars |
| 01/19/1994 | EP0578864A1 Method and apparatus for manufacturing one-piece water jacket cores |
| 01/11/1994 | US5277241 Lost modeling-compound casting pattern and method of preparing it |
| 12/23/1993 | WO1993025332A1 Multipin structures |
| 12/22/1993 | EP0574620A1 Investment casting of metal matrix composites |
| 11/11/1993 | WO1993022083A1 Cast nodes and patterns for their production |
| 11/11/1993 | DE4214357A1 Prepn. of e.g. bone implants with improved bio-compatibility - by using lost positive model of wax ground structure |
| 11/09/1993 | US5260009 System, method, and process for making three-dimensional objects |
| 10/27/1993 | EP0567065A1 Apparatus for glueing pattern parts |
| 10/05/1993 | US5249896 Apparatus for manufacturing lost foam pattern for use in full-mold casting |
| 09/28/1993 | US5247984 Process to prepare a pattern for metal castings |
| 08/25/1993 | EP0556946A1 An assembly for making a pattern of a hollow component |
| 08/17/1993 | CA1321294C Evaporative pattern assembly and method of making |
| 08/04/1993 | EP0553457A2 Parent material for wooden patterns and method of manufacturing the same |
| 07/27/1993 | US5230378 Method and apparatus for manufacturing one-piece water jacket cores |
| 07/14/1993 | CN1074152A Casting technique with stacked cold and hard sand mould |
| 06/29/1993 | CA1319490C Method for the preparation of moulds and cores used in the casting of metals |
| 06/16/1993 | EP0546226A1 Casting process |
| 06/16/1993 | CN2136126Y Liquid wax cooling device for automatic wax supply system |
| 05/26/1993 | CN2134273Y Full automatic wax mould maker |
| 05/12/1993 | CN1071865A Model plate support with ventilation |
| 04/27/1993 | US5205868 Lost foam pattern assembly apparatus |
| 04/21/1993 | EP0537417A1 Lost pattern and process for making the same |
| 04/20/1993 | US5204046 Wax pattern molding process |
| 04/07/1993 | EP0535720A2 Method and apparatus for production of three-dimensional objects by stereolithography |
| 04/06/1993 | CA1315517C Method and apparatus for bonding parts of disappearing model used for casting |
| 03/30/1993 | US5197527 Method of manufacturing lost foam pattern for use in full-mold casting |
| 03/16/1993 | CA1314381C Methods for preparing a formed cellular plastic material pattern employed in metal casting |
| 03/04/1993 | WO1993004799A1 Core box with large diameter vents and plugs |
| 03/04/1993 | CA2095343A1 Core box with large diameter vents and plugs |
| 03/02/1993 | US5190094 Heteroporous form tool for manufacturing casting moulds and process for its manufacture |
| 02/10/1993 | CN2126818Y Investment casting compound core box |
| 02/04/1993 | DE4122326C1 Three=dimensional shaped bodies prodn. - by putting powder on photosemiconductor by electrostatic force and transferring to workpiece support |
| 01/12/1993 | US5178673 Ceramic material and block polymer |
| 01/05/1993 | US5176188 Investment casting method and pattern material comprising thermally-collapsible expanded microspheres |
| 12/15/1992 | US5170836 Quick-change matchplate having separately attached bars with inclined locating surfaces |
| 12/09/1992 | CN2124090U Split mould for sewage pipe fitting |
| 11/24/1992 | US5166005 Pattern for castings and the castings produced therefrom |
| 11/10/1992 | CA1309902C Pre-expanded plastic beads for controlling thermal shrinkage and pyrolytic rate of plastic foam |
| 11/03/1992 | US5159867 Core collecting tray provided with an in-built clipping system and adjustable cross travel allowing the core to be centered with the manipulator shaft |
| 10/27/1992 | US5158130 Method for preparation of moulds and cores used in the casting of metals |
| 10/14/1992 | EP0508039A1 Investment casting compositions and processes for the manufacture and use thereof |
| 10/13/1992 | US5154229 Core box handling apparatus for a core molding |
| 10/12/1992 | CA2059188A1 Investment casting compositions and process for the manufacture and use thereof |
| 10/07/1992 | EP0430992A4 Photocurable compositions and method of investment casting |
| 10/06/1992 | US5152828 Sintering in vacuum, nitriding in presence of nitrogen or ammonia |
| 09/30/1992 | EP0506267A1 Resin composition for making expanded thermoplastics patterns, patterns produced therefrom and their use in metal casting |
| 09/30/1992 | EP0506123A1 Method of preparing disappearing model |
| 09/09/1992 | EP0502454A1 Foamed plastic pattern in two or more parts for full-mould casting and process for its production |
| 09/01/1992 | US5143142 Mold making machine having vibrator for removing pattern plate from prepared mold |
| 08/26/1992 | EP0500225A1 Method and system for computer-controlled manufacture of three dimensional objects from computer data |
| 08/19/1992 | EP0499486A2 Investment casting method and pattern material |
| 08/15/1992 | CA2061124A1 Investment casting method and pattern material comprising thermally-collapsible expanded microspheres |
| 08/12/1992 | CN1017784B Process for lost-foam casting, under pressure, of metal articles |
| 07/15/1992 | EP0494761A2 Core box handling apparatus for a core molding machine |
| 07/15/1992 | EP0494532A1 Evaporable foam pattern for casting a cylinder block of a two-cycle engine |
| 07/09/1992 | DE4100304A1 Insertion tool for mould air venting nozzles - has hollow shaft, piston with rod and head with positive stops for depth determn. for casting polymer |
| 07/08/1992 | EP0493874A1 Core box shuttle system |
| 07/02/1992 | DE4100184C1 Castings mfr. with optimum finished accuracy - using computer techniques to determine stress and strains conditions after cooling |
| 06/23/1992 | US5124105 Method of manufacturing a wax pattern of a bladed rotor |
| 06/23/1992 | US5123569 Device for melting and injecting wax for the manufacture of wax parts in broken-mould casting |
| 06/16/1992 | US5121787 Evaporable foam pattern for casting a thermostat housing for a V-type marine engine |
| 06/09/1992 | US5119882 Evaporable foam pattern for casting an engine block for a two-cycle engine having a direct charge system |
| 06/03/1992 | CN2106014U Adjustable core box |
| 06/02/1992 | CA1302647C Expandable and expanded plastic materials and methods for casting metal castings employing such expanded cellular plastic materials |
| 05/26/1992 | US5115856 Core box with large diameter vents and plugs |
| 05/19/1992 | US5113925 Investment casting of metal matrix composites |
| 05/12/1992 | US5111869 Evaporable foam pattern for casting a cylinder block of a two-cycle engine |
| 04/22/1992 | EP0481359A1 Method of producing mold material and the mold material |
| 04/21/1992 | US5106700 Casting with polished raised logo and method of manufacture |
| 04/07/1992 | US5101881 Quick-change matchplate system for matchplate molding machine |
| 04/01/1992 | EP0359786B1 Process for making moulded parts |
| 02/19/1992 | CN1058739A Propeller line skeleton moulding method |
| 02/18/1992 | US5088545 Evaporable foam pattern for use in casting a metal engine block having a loop charge system |
| 02/11/1992 | US5086825 Method for manufacturing foam pattern assemblies |
| 02/04/1992 | CA1295107C Core pinning machine |
| 01/23/1992 | DE4022653A1 Lost wax casting process - using wax pattern moulded in evacuated vulcanised silicone rubber negative mould |
| 01/22/1992 | EP0467025A2 Light moulds, patterns and tools on gypsum base |
| 01/21/1992 | CA1294413C Method and apparatus for adhesive transfer |
| 01/14/1992 | US5080955 Foam pattern assembly and method for making the same |
| 01/07/1992 | US5078932 Method and apparatus for making a disposable casting pattern of expanded foamed beads |
| 12/25/1991 | CN2091190U Casting compound mould with locating hloe board |
| 12/17/1991 | US5073207 Process for obtaining magnesium alloys by spray deposition |
| 12/10/1991 | US5070929 Pattern for castings and the castings produced therefrom |
| 12/04/1991 | EP0459486A2 Pattern for manufacturing mold |
| 11/19/1991 | US5066213 Wax-casting components |
| 11/11/1991 | CA2040688A1 Casting with polished raised logo and method of manufacture |
| 11/11/1991 | CA2040390A1 Method for manufacturing foam pattern assemblies |