Production of a fermentation product
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United States of America Patent
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Nov 29, 2011
Grant Date -
Jul 26, 2007
app pub date -
Jan 20, 2005
filing date -
Feb 4, 2004
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A process of separating suspended solids from a fermentation liquor by subjecting the liquor to a solids-liquid separation stage, wherein the fermentation liquor is produced in a fermentation process for the production of a fermentation product, in which the liquor has been subjected to a temperature of at least 50° C., wherein the solids-liquid separation stage is assisted by a treatment system, characterised in that the treatment system comprises an anionic polymer selected from natural polymers and modified natural polymers having a high anionic charge such that the equivalent weight is below 300, and synthetic polymers formed from at least 50% by weight anionic monomer units.
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