Method for producing molds and cores for metal casting and molds and cores produced according to this method
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United States of America Patent
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Issued Date -
May 14, 2015
app pub date -
Apr 26, 2013
filing date -
Apr 26, 2012
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Abandoned
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Abstract
The invention relates to a method for producing casting molds and cores, in which a foundry base material comprising at least one refractory material and a binder curable by CO2, preferably based on water glass, is cured by gassing with CO2 and flushing with a second gas. The invention further relates to molds and cores produced according to this method.
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