METHOD AND DEVICE FOR REGENERATING FOUNDRY SAND
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United States of America Patent
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Nov 21, 2019
app pub date -
Dec 7, 2016
filing date -
Dec 7, 2016
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Abstract
A method for regenerating foundry sand, in particular for the renewed production of foundry molds and/or foundry mold cores from the regenerated foundry sand, through removal of binding agent, from a foundry sand/binding agent mixture, using a solid support means (6), wherein binding agent and support means (6) are separated from the foundry sand, wherein support means (6) is brought into contact with the foundry sand/binding agent mixture, is preferably added to it, and, together with the binding agent, which adheres thereto and/or which is incorporated therein, is separated from the foundry sand (10).
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