METHOD OF ETHANOL PRODUCTION OUT OF STARCH-CONTAINING RAW MATERIAL Russian patent published in 2010 - IPC C12P7/06 

FIELD: food industry.

SUBSTANCE: according to method, grain mash is prepared then, it is subjected to thermal hydrodynamic and enzymatic treatment performed in two stages. At the second stage of treatment, antiseptic of hydrogen peroxide is introduced into the boiled mass to concentration of 0.03-0.1% in aqueous phase of semi-finished product. Then the boiled mass is saccharified with enzymatic agents, the wort is cooled, fermented and the obtained rectified brew is rectified.

EFFECT: invention enables to increase quality and yield of ethanol owing to reduction of microbe contamination at the stage of hydrodynamic and enzymatic treatment.

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