METHOD FOR PRODUCING OF AROMATIZED EXPANDED TOBACCO VEIN Russian patent published in 2006 - IPC A24B5/00 A24B5/16 A24B15/24 

FIELD: production of aromatized expanded tobacco vein, in particular, manufacture of smoking articles.

SUBSTANCE: method involves extracting cardamom using liquid carbon dioxide and separating miscella; moistening tobacco veins, impregnating with separated miscella and simultaneously increasing pressure; thereafter relieving pressure to atmospheric pressure value at the rate providing freezing of carbon dioxide absorbed as part of miscella; heating at heating rate providing dry distillation of carbon dioxide for obtaining of base product.

EFFECT: increased volume of aromatized tobacco vein.

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