| 摘要 |
FIELD: food-processing industry, in particular, production of additives for beverages such as brandy and for artificial wine aging. ^ SUBSTANCE: method involves extracting oak wood with aqueous-alcoholic solution in superhigh frequency field while periodically reliving pressure to value providing boiling of extractant and raising pressure to initial value; separating base product from liquid phase by known methods. ^ EFFECT: reduced process cycle time. ^ 1 ex |
