METHOD FOR PRODUCTION OF DRY LICORICE EXTRACT Russian patent published in 2005 - IPC

Abstract RU 2253462 C1

FIELD: method for isolation of biologically active compounds from licorice.

SUBSTANCE: claimed method includes licorice root extraction with liquid ammonia, liquid phase separation and distillation of extractant at elevated temperature and/or decreased pressure to produce target product. When extraction pressure in extraction mixture if periodically decompressed to provide ammonia boiling and increased up to starting value.

EFFECT: shorter technological cycle; decreased energy consumption.

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RU 2 253 462 C1

Authors

Kvasenkov O.I.

Tjurjukov A.B.

Dates

2005-06-10—Published

2003-09-22—Filed