METHOD OF COGNAC ALCOHOL PRODUCING Russian patent published in 1998 - IPC

FIELD: wine making industry. SUBSTANCE: method involves distillation of the parent wine material and preparing crude alcohol followed by followed by distillation of crude alcohol and cognac alcohol preparing. Distillation is carried out in apparatus of scharant's type where heating device and vat are changed for microwave energy source, irradiating unit and evaporating chamber. This exchange ensures to decrease energy consumption, accelerate process and enhance quality of the end product. EFFECT: improved method of producing, enhanced quality of product. 2 tbl