Patent ID: 7138257
Filing Date: 2006-11-21
Classification: B02B,B02C,C08B,C08H,C10G,C12N,C12P,Y02E,Y02P

Abstract:
1. A method for producing ethanol from corn flour, comprising preparing the corn flour and subsequently extracting ethanol from the prepared corn flour, the preparing of the corn flour comprising: impact milling corn grain; separating the impact milled corn grain into a first stream of light fractions and a second stream of germ, grits and residual bran; refining said second stream to produce refined germ, grits and residual bran; sifting the refined germ, grits and residual bran to separate germ and grits from one another, the sifting producing an intermediate product including germ, grain and residual bran; refining the intermediate product; and sifting the refined intermediate product to separate germ and grits from one another.