METHOD OF CONIFEROUS TREE BARK PROCESSING Russian patent published in 1996 - IPC

Abstract RU 2067977 C1

FIELD: biotechnology, food industry. SUBSTANCE: coniferous tree bark is wetted, milled, extracted with condensed carbon dioxide under increased pressure and room temperature. Extract is separated for fatty and aqueous fractions. Aqueous fraction is extracted with chloroform and chloroform extract is distilled off and maltal-raw is obtained. The latter is purified by sublimation. Product is used as aromatic substance, food flavor used in confectionery articles and fruit juices. EFFECT: improved method of processing. 2 cl

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RU 2 067 977 C1

Authors

Ushanova V.M.

Ziganshin A.V.

Repjakh S.M.

Dates

1996-10-20—Published

1993-09-17—Filed