NEW-TYPE PAPERMAKING WET-END DEFOAMER
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United States of America Patent
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Issued Date -
Sep 1, 2011
app pub date -
Sep 1, 2010
filing date -
Aug 19, 2009
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Abandoned
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Abstract
. The defoamer also including 0.1˜20% natural oil and fat. The new-type papermaking wet-end defoamer is not only applicable to the papermaking wet-end process but also applicable to papermaking wastewater treatment and the elimination of other aqueous foam.
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