PROCESS AND SYSTEMS FOR OBTAINING 1,4-BUTANEDIOL FROM FERMENTATION BROTHS
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United States of America Patent
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Issued Date -
Jun 13, 2019
app pub date -
Dec 11, 2018
filing date -
Mar 15, 2013
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Abstract
A process of purifying 1,4-butanediol (1,4-BDO) from a fermentation broth including separating solid materials, salts and water, and subjecting the resulting material to a two, three or four column distillation system, that can include a wiped film evaporator to produce a purified 1,4-butanediol.
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