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2 042 356

(13)

C1

(51)

IPC

(21) (22)

Application

5055659/14, 1992-07-21

(22)

Actual filing date

1992-07-21

(45)

Published

1995-08-27

(72)

Inventor

Vasjukov S.E.Ermolaev A.S.Frumin L.E.Donetskij I.A.

(73)

Holder

Vnii Tekhnologii Krovezamenitelej I Gormonal'Nykh Preparatov

METHOD OF HEPARIN PREPARING Russian patent published in 1995 - IPC

Abstract RU 2042356 C1

FIELD: production of medicinal preparation. SUBSTANCE: method involves extraction of milled lung tissue of cattle with aqueous-saline solution in alkaline medium. Separated pulp is extracted with 2.3-2.5M solution of sodium chloride at pH 9.0-9.2, at 40-80 C, at phase ratio 1:(1.4-1.7). Prepared extract is used for preparing extractant of milled cattle lung. Method ensures to increase the yield of heparin by 20-25% and to isolate chondroitin sulfate additionally. EFFECT: improved method of heparin production.

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RU 2 042 356 C1

Authors

Vasjukov S.E.

Ermolaev A.S.

Frumin L.E.

Donetskij I.A.

Dates

1995-08-27—Published

1992-07-21—Filed

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