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Title: Process for purifying lignocellulosic feedstocks

The present invention includes methods for removing mineral acids, mineral salts and contaminants, such as metal impurities, ash, terpenoids, stilbenes, flavonoids, proteins, and other inorganic products, from a lignocellulosic feedstock stream containing organic acids, carbohydrates, starches, polysaccharides, disaccharides, monosaccharides, sugars, sugar alcohols, phenols, cresols, and other oxygenated hydrocarbons, in a manner that maintains a portion of the organic acids and other oxygenated hydrocarbons in the product stream.
Inventors:
; ; ;
Issue Date:
OSTI Identifier:
1416365
Assignee:
Virent, Inc. (Madison, WI) DOEEE
Patent Number(s):
9,862,893
Application Number:
13/469,906
Contract Number:
EE000304
Resource Relation:
Patent File Date: 2012 May 11
Research Org:
Virent, Inc., Madison, WI (United States)
Sponsoring Org:
USDOE
Country of Publication:
United States
Language:
English
Subject:
09 BIOMASS FUELS