METHOD FOR PRODUCING OF SWELLED TOBACCO VEIN Russian patent published in 2007 - IPC A24B5/16 A24B3/12 A24B3/18 A24B15/24 

FIELD: production and processing of tobacco.

SUBSTANCE: method involves extracting mixture of grape pomace and valerian using liquid carbon dioxide; separating miscella; moistening tobacco vein; impregnating with the use of separated miscella and simultaneously increasing pressure; reducing pressure to atmospheric pressure value at rate providing freezing of carbon dioxide sucked into miscella; heating at rate providing subliming of carbon dioxide for obtaining of base product. Base product may be used as part of mix in tobacco smoking articles in an amount exceeding 30% because it does not produce cellulose taste upon smoking.

EFFECT: increased efficiency in producing of aromatized tobacco vein having increased volume.