| Patents for B22C 7 - Patterns; Manufacture thereof so far as not provided for in other classes (3,230) |
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| 04/28/1982 | EP0050507A1 Apparatus for use in making a sand mold |
| 04/20/1982 | CA1121965A1 Wax injection molding apparatus and control system |
| 03/23/1982 | US4321010 Aerofoil member for a gas turbine engine |
| 02/16/1982 | US4315537 Method of making a mold |
| 02/03/1982 | EP0045121A1 Foundry core or mold making machine |
| 11/17/1981 | US4300617 Pattern assemblies |
| 10/20/1981 | US4295515 Automatic cone and mold-making machine |
| 10/13/1981 | US4294303 Sand core pattern and method of forming a sand mold |
| 09/23/1981 | EP0036273A2 Method of, and pattern for use in, forming a sand mould, and method of producing an annular casting using the mould |
| 09/17/1981 | WO1981002536A1 Sand core pattern and method of forming a sand mold |
| 09/15/1981 | US4289191 Injection molding thermoplastic patterns having ceramic cores |
| 09/08/1981 | US4287932 Process for the precision molding of castings |
| 08/25/1981 | US4285385 Method for the production of heat exchangers |
| 08/18/1981 | US4283835 Cambered core positioning for injection molding |
| 08/18/1981 | CA1107031A1 Single crystal casting mold and method for making same |
| 08/12/1981 | EP0033387A2 Venting means for moulds |
| 07/28/1981 | US4280357 Inspection of electrically non-conductive workpieces |
| 07/07/1981 | US4276922 Plug mold assembly |
| 06/23/1981 | US4274823 Wax injection molding apparatus and control system |
| 05/05/1981 | CA1100278A1 Rotary type core making machine |
| 03/25/1981 | EP0025481A1 Process for the production of castings by investment casting |
| 03/24/1981 | CA1097885A1 Casting |
| 02/11/1981 | EP0023795A1 Method and apparatus for use in casting an article |
| 02/10/1981 | US4249591 Apparatus for making dental bridgework |
| 01/13/1981 | US4244743 Sulfur containing refractory for resisting reactive molten metals |
| 01/07/1981 | EP0020989A1 Method for producing patterns, coreboxes and tools, and patterns so obtained |
| 01/06/1981 | CA1092778A1 Apparatus for marking castings |
| 12/23/1980 | US4240492 Process of forming multi piece vaporizable pattern for foundry castings |
| 12/11/1980 | WO1980002658A1 Method of making a cavity for holding an object such as a foundry riser sleeve,and cavity former and sleeve for use therewith |
| 12/10/1980 | EP0019659A1 Method and apparatus for determining the temperature of plastic foils for the vacuum moulding process |
| 11/26/1980 | EP0019074A1 Nozzle for ventilating, aerating or charging moulds |
| 11/25/1980 | US4235277 Method of forming three-dimensional network porous metallic structure having continuous internal cavity |
| 11/25/1980 | CA1090087A1 Investment casting method |
| 11/04/1980 | US4231982 Method for the production of tools for deep drawing, moulding, extruding and the like |
| 11/04/1980 | US4231413 Assembly for and method of making mold and casting of one-piece impellers |
| 10/30/1980 | WO1980002241A1 Mechanism for receipt of finished cores and moulds from the machine and their subsequent delivering |
| 10/28/1980 | CA1088272A1 Coupler pattern for a railway vehicle |
| 10/01/1980 | EP0016282A1 Wax injection molding apparatus and control system |
| 09/30/1980 | CA1086472A1 Method of making a mold |
| 09/09/1980 | CA1085136A1 Metal casting methods, tooling and processes |
| 08/19/1980 | CA1083775A1 Method of making a mold |
| 08/12/1980 | US4217320 Slip cast article manufacturing method |
| 08/06/1980 | EP0013684A1 Moulding or jarring moulding machine |
| 07/23/1980 | EP0013511A1 A method of making a die member |
| 07/22/1980 | CA1082385A1 Pattern material composition |
| 07/01/1980 | CA1080450A1 Slip cast article manufacturing method |
| 05/27/1980 | US4204569 Multi-core box apparatus for the manufacture of hollow mineral products, particularly foundry cores |
| 05/27/1980 | CA1078132A1 Method of making ductile iron treating agents |
| 04/29/1980 | CA1076329A1 Method of manufacturing a slip cast article |
| 04/22/1980 | US4199641 Covering film for casting process by vacuum sealed molding |
| 03/04/1980 | CA1072731A1 Tool for machining clay |
| 02/26/1980 | US4190093 Preparing consumable pattern or low density expanded closed-cell polymer for use in cavityless metal casting, joining low density expanded closed-cell polymer elements |
| 01/08/1980 | US4182396 Pattern plate and pattern match plate assembly |
| 12/12/1979 | EP0005712A2 Patterns and their method of manufacture |
| 10/23/1979 | CA1064673A1 Method of making a unitary pattern assembly |
| 10/23/1979 | CA1064672A1 Unitary pattern assembly method |
| 10/16/1979 | CA1064220A1 Investment casting mold and process |
| 09/19/1979 | EP0004002A1 Two-component system for the preparation of models and tools resistant against scaling off,especially for foundry industry purposes |
| 09/18/1979 | CA1062844A1 Hot melt compositions |
| 09/11/1979 | CA1061984A1 High speed method and apparatus for producing foundry molds |
| 07/17/1979 | US4161208 Investment casting apparatus |
| 07/10/1979 | US4160313 Method of making a wax pattern for a shell mould |
| 07/10/1979 | CA1058347A1 Disposable pattern, composition for making same and method of investment casting |
| 06/26/1979 | US4159032 Core box |
| 06/19/1979 | US4158381 Core box assembly |
| 05/15/1979 | CA1054335A1 Adjustable tooling for investment patterns |
| 04/24/1979 | US4150713 Flexible pattern to be used for casting molds |
| 04/10/1979 | US4148350 Method for manufacturing a thermally high-stressed cooled component |
| 04/03/1979 | CA1051631A1 Casting method and mold for implementing same |
| 03/27/1979 | US4146565 Rotational molding of hollow articles of uniform wall thickness |
| 03/13/1979 | US4144075 Wax composition for investment casting and casting method |
| 03/06/1979 | US4142573 Rotary type core making machine |
| 03/06/1979 | CA1049744A1 Dry sand core for use with lost foam molding process |
| 02/13/1979 | US4139045 Casting method and apparatus |
| 02/06/1979 | US4137962 Apparatus for marking a mold surface |
| 01/23/1979 | US4136140 Forming a mold for use in producing a concrete structure |
| 01/09/1979 | US4133371 Casting |
| 01/09/1979 | US4133368 Single crystal casting mold and method for making same |
| 01/09/1979 | CA1045780A1 Pattern alignment or distortion preventing concept for use with lost foam molding process |
| 12/12/1978 | US4129168 Catalyst gas generating circuit for rotary core making machine |
| 11/07/1978 | US4124057 Coupler pattern for a railway vehicle |
| 10/31/1978 | US4123186 Tool for machining clay |
| 10/10/1978 | CA1039913A1 Pneumatic core press |
| 09/12/1978 | US4113000 Self-cleaning ejector-filter |
| 08/29/1978 | US4110150 Apparatus for joining fusible elements |
| 08/29/1978 | US4109699 Pattern assembly |
| 07/18/1978 | US4100961 Foundry molding machine |
| 06/06/1978 | US4093770 Tacky adhesive, ultra-fine refractory particles |
| 06/06/1978 | US4093018 Casting methods with composite molded core assembly |
| 04/25/1978 | US4085790 Casting method using cavityless mold |
| 04/11/1978 | US4083396 Rotary type core-making machine |
| 03/28/1978 | US4081019 Synthetic resin preform and sprue assembly and method of making same |
| 03/21/1978 | US4080214 Binding medium and ceramic shell composition for a precision casting-mold |
| 03/14/1978 | US4078598 Strongback and method for positioning same |
| 03/07/1978 | US4078035 Naphthalene or para-dichlorobenzene |
| 01/17/1978 | US4068702 Method for positioning a strongback |
| 12/27/1977 | US4064927 Standardized investment mold assembly |
| 12/20/1977 | US4064083 Pattern material composition |
| 12/13/1977 | US4062396 Method of making a unitary pattern assembly |
| 12/06/1977 | US4061175 Pattern assembly and method of making the same |