| Patents for B22D 31 - Cutting-off surplus material after casting, e.g. gates (1,067) |
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| 01/04/1983 | US4367130 Chemical reaction |
| 12/29/1982 | EP0067986A2 Apparatus for separating castings into necessary and unnecessary pieces |
| 12/15/1982 | EP0066931A1 Device for processing sand moulds containing one or more castings |
| 12/15/1982 | EP0026197B1 Means for the removal of a dead head by means of an hydraulic wedge |
| 12/07/1982 | US4362289 Support base for a machine or the like |
| 11/03/1982 | EP0063883A1 A method and a mould assembly for casting metal articles |
| 10/20/1982 | EP0063102A1 Apparatus for the knockdown of cast pieces |
| 09/16/1982 | WO1982003030A1 Impregnation of porous articles |
| 09/16/1982 | WO1982003029A1 A drum for separating castings and molding sand or the like |
| 09/15/1982 | EP0060010A1 A drum for separating castings and molding sand or the like |
| 06/08/1982 | CA1125269A1 Wedge shaped hydraulic device for cutting-off deadheads |
| 03/17/1982 | EP0047275A1 Impregnation of porous articles. |
| 03/02/1982 | US4317291 Rotatable drum drive |
| 01/19/1982 | US4311735 Impregnation of porous articles |
| 12/09/1981 | EP0041424A1 Means to remove heads or to separate clusters |
| 12/01/1981 | US4303453 Method and apparatus for removing sand from castings |
| 11/10/1981 | US4299347 Device for removal of casting deadhead by hydraulic wedge |
| 10/28/1981 | EP0038740A1 Device for removing risers from castings |
| 10/07/1981 | EP0036860A1 Fettling chamber for thermal fettling. |
| 10/01/1981 | WO1981002699A1 Impregnation of porous articles |
| 07/08/1981 | EP0031440A1 Process for removing moulding sand remainders on cast parts |
| 07/07/1981 | US4276923 Method for pressure casting metal objects |
| 05/20/1981 | EP0028750A1 Process and device for the regulation of a continuous pouring-and-after-treatment installation for cast work pieces |
| 05/20/1981 | EP0028653A1 Tubular cast piece inner surface working apparatus |
| 04/08/1981 | EP0026197A1 Means for the removal of a dead head by means of an hydraulic wedge. |
| 04/02/1981 | WO1981000819A1 Fettling chamber for thermal fettling |
| 03/10/1981 | US4254592 Barrel-type shot blasting machine |
| 03/10/1981 | CA1097080A1 Sandblasting machine and method for finishing moulded or castpieces |
| 02/24/1981 | CA1096133A1 Handling foundry materials |
| 12/16/1980 | CA1091515A1 Impregnated castings chemically resistant to contact with halocarbon refrigerant |
| 12/09/1980 | US4238245 Installation for electrohydroblasting of castings |
| 11/18/1980 | US4233717 Method of bevelling port openings in cylinders for two-cycle engines |
| 11/04/1980 | US4231414 Handling foundry materials |
| 10/16/1980 | WO1980002122A1 Means for the removal of a dead head by means of an hydraulic wedge |
| 09/09/1980 | US4221315 Apparatus for removing a dead-head from a casting |
| 09/09/1980 | CA1085158A1 Rotatable drum drive |
| 07/08/1980 | US4211274 Equipment for cooling and separation of castings and moulding sand |
| 06/26/1980 | WO1980001257A1 Method and device for machining inner surface of molded cylindrical article |
| 06/24/1980 | US4209055 Proceeding and apparatus for cooling, drying and separating castings and foundry sand in a cooling device |
| 06/10/1980 | US4207154 Wave generating apparatus and method |
| 05/20/1980 | US4203183 Machine for trimming castings |
| 04/15/1980 | CA1175634B Casting shake-out unit and method of operation |
| 04/15/1980 | CA1075429A1 Casting shake-out unit and method of operation |
| 04/01/1980 | US4196231 Impregnating equipment and method of vacuum impregnation |
| 10/23/1979 | US4172178 Impregnated castings chemically resistant to contact with halocarbon refrigerant |
| 10/23/1979 | US4171562 Method for improving fatigue properties in castings |
| 08/08/1979 | EP0003225A1 Sand-blast barrel |
| 05/30/1979 | EP0002050A2 Process and means for cooling, drying and separating castings and moulding sand in a cooling drum |
| 01/30/1979 | CA1047373A1 Method of making finished steel castings |
| 10/24/1978 | US4121649 By-pass arrangement for battery grid casting machine |
| 10/17/1978 | CA1040515A1 Method for treating superalloy castings |
| 07/11/1978 | US4099581 Explosive-cartridge powered hammer or impact tool |
| 05/30/1978 | US4091859 Apparatus for stripping foundry moulds of casting |
| 05/23/1978 | US4090550 Lead acid battery grid casting system installation and technique |
| 05/16/1978 | US4089702 Method of cleaning internal surfaces employing an explosive gas |
| 05/09/1978 | US4087899 Cast iron, cooling, embrittlement, separation of paired castings |
| 11/29/1977 | US4060121 Sprue removal mechanism for die casting apparatus |
| 10/25/1977 | US4055214 Flash control molding for molds |
| 05/10/1977 | US4021910 Method for treating superalloy castings |
| 04/26/1977 | US4019564 Casting support for automatic cast trim machines |
| 12/21/1976 | US3998262 Casting shake-out unit and method of operation |
| 12/14/1976 | US3996992 Method of vacuum casting molten metal |
| 11/30/1976 | US3994668 Protectively doused valving device for a combustion chamber |
| 11/09/1976 | US3990825 Sprue-scrap removal apparatus for molds |
| 10/05/1976 | US3983924 Ejector type core mold |
| 07/27/1976 | US3971111 Apparatus for transferring and finishing items cast several at a time in a chill mold |
| 05/25/1976 | US3958623 Cooler-drier for castings and moulding sand |