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2 044 720

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IPC

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Application

4951166/15, 1991-06-27

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Actual filing date

1991-06-27

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Published

1995-09-27

(72)

Inventor

Denisov V.V.Kovalev K.E.Krypina L.M.Krypina S.M.

(73)

Holder

Denisov Vladimir ViktorovichKovalev Konstantin Evgen'EvichKrypina Ljubov' Mefod'EvnaKrypina Svetlana Mefod'Evna

METHOD OF PRODUCING ORGANO-MINERAL FERTILIZER Russian patent published in 1995 - IPC

Abstract RU 2044720 C1

FIELD: fertilizer production. SUBSTANCE: method involves mixing equal quantity of brown coal and carbamide at 75 C for 2-3 h. EFFECT: simplified method, enhanced efficacy of fertilizer.

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RU 2 044 720 C1

Authors

Denisov V.V.

Kovalev K.E.

Krypina L.M.

Krypina S.M.

Dates

1995-09-27—Published

1991-06-27—Filed

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