CORE FOR PROPPANT AND PROCESS FOR ITS PRODUCTION AND USE
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United States of America Patent
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app pub date -
Jul 23, 2009
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Jan 23, 2006
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Abandoned
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Abstract
.The invention further relates to a process for producing cores, in which raw material components are mixed to give a raw material mixture and granulated to form cores, and the latter are subsequently subjected to a thermal treatment in the temperature range of 120° C. to 220° C.
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