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US3277540A
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Device for refining foundry sand in a continuous manner
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Foundry mold
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System for discharging stacked granular material
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Transfer system for foundry molds
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Foundry mold with sectional match plates of different sizes
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Process and means for casting system for operating pouring ladles
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Attachment for moulding machines with mechanically driven intermittently rotating turntable
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Moulding machine for the jolting, squeezing or simultaneous jolting and squeezing of moulds
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System for producing moulds on foundry machinery with two or more mould forming stations
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Method and apparatus for charging and jolting for the purpose of pre-compacting granular materials
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