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IPC

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Application

97112422/14, 1997-07-16

(24)

Start date

1997-07-16

(22)

Actual filing date

1997-07-16

(45)

Published

1999-07-27

(72)

Inventor

Kurkin V.A.Zapesochnaja G.G.Avdeeva E.V.Makovetskaja G.A.Ezhkov V.N.Egorov V.A.Rusakova N.V.Abramochkina I.G.

(73)

Holder

Kurkin Vladimir Aleksandrovich

METHOD OF PREPARING AGENT SHOWING IMMUNOMODULATING ACTIVITY Russian patent published in 1999 - IPC

Abstract RU 2133620 C1

FIELD: chemical-pharmaceutical industry. SUBSTANCE: invention relates to preparing rosewort tincture from pink rhodiola rhizomes. Pink rhodiola (Rhodiola rosea L.) rhizomes are extracted with 40% ethyl alcohol by method or three-fold maceration at ratio raw : extractant = (1:7)-(1:11). The first two extractions are carried out at the room temperature and the third extraction - at 80-90 C. EFFECT: increased yield of active substances, simplified process. 1 tbl, 8 ex

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RU 2 133 620 C1

Authors

Kurkin V.A.

Zapesochnaja G.G.

Avdeeva E.V.

Makovetskaja G.A.

Ezhkov V.N.

Egorov V.A.

Rusakova N.V.

Abramochkina I.G.

Dates

1999-07-27—Published

1997-07-16—Filed

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