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IPC

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Application

96122208/13, 1996-11-20

(22)

Actual filing date

1996-11-20

(45)

Published

1999-05-10

(72)

Inventor

Igoshin V.A.Vinogradov A.V.Kershengol'Ts B.M.Igoshina V.A.

(73)

Holder

Jakutskij Gosudarstvennyj Universitet Im.M.K.Ammosova

METHOD FOR PRODUCTION OF HUMIC AGENTS Russian patent published in 1999 - IPC

Abstract RU 2130004 C1

FIELD: agricultural technique. SUBSTANCE: this method can be used in agriculture for producing humic agents primarily from brown coal. According to method, brown coal is simultaneously ground and mixed in alkali solutions directly in grinding mill with separation of extract after heating. Used in function of alkali is ash left after burning of coal or wood. Application of aforesaid method allows for reducing cost of producing humic agents. EFFECT: higher efficiency.

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RU 2 130 004 C1

Authors

Igoshin V.A.

Vinogradov A.V.

Kershengol'Ts B.M.

Igoshina V.A.

Dates

1999-05-10—Published

1996-11-20—Filed

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