METHOD FOR PRODUCING COGNAC DISTILLATE Russian patent published in 2023 - IPC C12G3/00 C12H6/02 

Abstract RU 2791516 C1

FIELD: wine industry.

SUBSTANCE: invention relates to wine industry. The method for production of cognac distillate includes separate distillation of wine material with fine lees to obtain an alcohol-containing liquid, distillation of alcohol from an alcohol-containing liquid with fractionation into the head, middle and tail fractions, while after separation from the wine material, a mixture of sodium carbonate and calcium hydroxide is added to the fine lees in a ratio of 1:1 to a slightly alkaline medium of pH 7.2-7.6, kept at this pH value for 4-6 hours, then heated to a temperature of 40-45°C, kept at this temperature for 16-24 hours, after self-cooling, the liquid fraction is separated from the fine lees, returned to the wine material and subjected to fractional distillation.

EFFECT: invention provides a harmonious combination of volatile components, reducing the content of acetaldehyde, isoamyl acetate, methyl acetate, methyl, isoamyl and isobutyl alcohols, volatile acids, enriching with aromatic alcohols and components of enantium ether.

1 cl, 1 tbl, 8 ex

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Authors

Ageeva Natalya Mikhajlovna

Tikhonova Anastasiya Nikolaevna

Sheludko Olga Nikolaevna

Chemisova Larisa Eduardovna

Dates

2023-03-09Published

2022-03-09Filed