| Patents for B22C 7 - Patterns; Manufacture thereof so far as not provided for in other classes (3,230) |
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| 04/14/1987 | US4657063 Foam pattern for casting an air cooled cylinder head |
| 04/09/1987 | DE3535603A1 Consumable foundry pattern made from foamed plastic, in particular styrene polymer |
| 03/25/1987 | EP0215616A2 Method of joining foam patterns for evaporative casting process |
| 03/25/1987 | EP0214988A1 A method of manufacturing cores |
| 03/25/1987 | EP0214987A1 A core box and method of manufacturing the same |
| 03/24/1987 | US4651801 Wax master tree for precision casting |
| 02/25/1987 | CN85105915A Core box for foundry cores |
| 02/24/1987 | US4644995 Device for fabricating frozen moulding moulds or cores |
| 02/10/1987 | US4641702 Method and mold for molding investment casting patterns of irregular shape |
| 02/03/1987 | US4640728 Method of joining foam patterns for evaporative casting process |
| 02/03/1987 | US4640333 Foam pattern assembly for use in evaporative casting process |
| 01/20/1987 | CA1216725A1 Mesh type vent for use in molds |
| 01/08/1987 | DE3603271C1 Nozzle for deaerating, aerating and/or vapour-blasting of moulds |
| 01/06/1987 | US4633929 Polycarbonates |
| 12/30/1986 | US4632169 Two cycle cylinder block foam pattern |
| 12/09/1986 | CA1214906A1 Method and article for facilitating the manufacture of a bondable metallic surface |
| 11/26/1986 | EP0202852A1 Method for molding a pulverulent material |
| 11/25/1986 | US4624976 Modeling material composition |
| 11/11/1986 | US4622075 Metal cleaning |
| 10/21/1986 | US4617977 Ceramic casting mould and a method for its manufacture |
| 10/01/1986 | EP0196033A2 Multilevel imaging of photopolymer relief layer for the preparation of casting molds |
| 09/02/1986 | US4609028 Evaporative pattern assembly for use in sand casting |
| 08/12/1986 | US4605057 Process for producing core for casting |
| 06/17/1986 | US4595090 Device for changing model plates in molding machines |
| 06/11/1986 | EP0184522A1 Method of making moulds of a high melting point metal by spraying said metal onto a filled silicone-rubber former |
| 05/27/1986 | CA1204912A1 Foundry mold apparatus |
| 04/30/1986 | EP0179100A1 Process for producing cast components and pattern for use of this process. |
| 04/23/1986 | EP0178899A2 Metal cleaning |
| 04/02/1986 | EP0175691A1 Lining plate for the moulding chamber of a moulding machine |
| 03/11/1986 | US4575330 Apparatus for production of three-dimensional objects by stereolithography |
| 03/05/1986 | EP0173096A2 Core box for foundry cores |
| 03/04/1986 | CA1201272A1 Apparatus and method for breaking sand free from a pattern pocket in a mold |
| 03/04/1986 | CA1201267A1 Apparatus for changing pattern-plates in moulding machines |
| 02/26/1986 | EP0098271B1 Device for changing model plates in molding machines |
| 02/25/1986 | US4572850 Method and apparatus for dip coating foam patterns |
| 02/25/1986 | US4572762 Lost foam pattern assembly equipment |
| 02/12/1986 | EP0171304A1 Apparatus for making frozen moulds or mould cores |
| 02/12/1986 | EP0171069A2 Method and apparatus for production of three-dimensional objects by stereolithography |
| 01/22/1986 | EP0168839A2 Modeling material composition |
| 01/14/1986 | CA1199161A1 Method of casting using expendable patterns |
| 01/03/1986 | WO1986000033A1 A method and a plant of manufacturing cores |
| 01/03/1986 | WO1986000032A1 A core box and method of manufacturing the same |
| 12/31/1985 | US4561491 Investment casting |
| 12/27/1985 | EP0165531A1 Core and shell-mould shooting machine |
| 12/11/1985 | EP0163945A1 Air vent for core boxes of core blowers or core shooters |
| 12/03/1985 | US4556528 Dual layer wax molds |
| 11/07/1985 | WO1985004826A1 Process for producing cast components and pattern for use of this process |
| 10/08/1985 | US4545102 Tooling for and method of fabricating master models |
| 09/24/1985 | US4542780 Wax profiles for dental bridges |
| 09/17/1985 | US4541476 Plant for the production of vertically divided flaskless casting moulds and including equipment for pattern board exchange |
| 09/03/1985 | US4539168 Device and process for making thin-walled wax models for lost-wax casting |
| 08/20/1985 | US4535831 Filling cavity with rtv silicone resin, then thermosetting resin, and microwave curing |
| 07/30/1985 | US4531566 Method and article for facilitating the manufacture of a bondable metallic surface |
| 07/24/1985 | EP0149212A2 Method for the production of lost casting patterns for full mould casting out of expanded foam beads, preferably for the manufacture of mass-produced parts |
| 07/24/1985 | EP0149211A2 Method for the production of lost casting patterns for full mould casting, out of expanded foam beads, preferably for the manufacture of mass-produced parts, and apparatus therefor |
| 07/09/1985 | CA1190020A1 Cambered core positioning for injection molding |
| 05/21/1985 | US4518288 Machinable wax for prototype patterns |
| 04/09/1985 | CA1185066A1 Pattern for producing a mold and method for manufacture of the pattern |
| 03/05/1985 | US4502525 Patterns for a coupler yoke casting |
| 02/19/1985 | US4499940 Casting process including making and using an elastomeric pattern |
| 01/23/1985 | EP0132052A1 Process and mould for casting fragile and/or complex shapes |
| 12/06/1984 | WO1984004720A1 Tooling for and method of fabricating master models |
| 12/06/1984 | WO1984004711A1 Lining plate for the moulding chamber of a moulding machine |
| 11/13/1984 | US4482000 Variable-permeability pattern coating for lost foam casting |
| 10/30/1984 | US4479527 Method for facilitating the manufacture of a bondable metallic surface |
| 10/02/1984 | US4474224 Foundry machinery |
| 08/21/1984 | CA1172824A1 Apparatus for production of cores from fluidized sands in hot boxes |
| 06/27/1984 | EP0112018A1 Mesh type vent for use in molds |
| 06/27/1984 | EP0029828B1 Method for the production of a metal casting mould having a riser and a cavity former and riser sleeve for use therein |
| 06/05/1984 | US4452295 Apparatus for production of cores from fluidized sands in hot boxes |
| 05/22/1984 | US4449567 Method and apparatus for use in casting an article |
| 05/15/1984 | US4448235 Variable-permeability, two-layer pattern coating for lost foam casting |
| 03/06/1984 | US4434835 Method of making a blade aerofoil for a gas turbine engine |
| 01/25/1984 | EP0099215A1 Method for manufacture of ceramic casting moulds |
| 01/18/1984 | EP0098271A1 Device for changing model plates in molding machines. |
| 01/10/1984 | USRE31488 Casting methods with composite molded core assembly |
| 12/20/1983 | US4421153 Method of making an aerofoil member for a gas turbine engine |
| 10/25/1983 | US4411586 Device for delivery of cores |
| 10/04/1983 | CA1154570A1 Sand core pattern and method of forming a sand mold |
| 09/20/1983 | CA1153856A1 Vibration welding of expanded bead polystyrene |
| 09/06/1983 | CA1153185A1 Method for the production of a metal casting mould having a riser and a cavity former and riser sleeve for use therein |
| 08/09/1983 | US4398083 Electric heating apparatus for pre-heating and molding fillet-forming wax strips |
| 08/02/1983 | US4396054 Method for making a distortion-free multiple unit prosthesis |
| 07/27/1983 | EP0084234A1 Investment casting process and mould |
| 07/26/1983 | CA1150471A1 Method and apparatus for use in casting an article |
| 07/21/1983 | WO1983002410A1 Device for changing model plates in molding machines |
| 07/12/1983 | US4392289 Manufacture of jewelry by casting with preset gems |
| 04/13/1983 | EP0076531A1 Apparatus and method for making thin-walled wax models for fine casting |
| 04/05/1983 | US4378835 Foundry core or mold making machine |
| 04/05/1983 | CA1143923A1 Multi-piece vaporizable pattern for foundry castings |
| 03/29/1983 | US4378044 Process of forming casting mold for cast pieces having at least one undercut |
| 02/16/1983 | EP0072088A2 Foundry machinery |
| 11/30/1982 | CA1136375A1 Patterns for a coupler yoke casting |
| 11/10/1982 | EP0064411A1 A method of forming a one piece article comprising a body of base metal having one or more smaller bodies of another material anchored thereto |
| 11/02/1982 | US4356859 Lost wax feeder and runner systems |
| 09/22/1982 | EP0060731A2 Pattern for producing a mould and method for manufacture of such a pattern |
| 09/08/1982 | EP0059551A1 A plant for the production of vertically divided flaskless casting moulds and including equipment for pattern board exchange |
| 08/31/1982 | CA1130533A1 Pattern plate and pattern match plate assembly |
| 08/03/1982 | CA1128728A2 Core box |
| 06/08/1982 | CA1124986A1 Plug mold assembly |