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(19)

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2 044 695

(13)

(51)

IPC

(21) (22)

Application

93028182/26, 1993-05-21

(22)

Actual filing date

1993-05-21

(45)

Published

1995-09-27

(72)

Inventor

Zhulin N.V.Zhulina N.V.

(73)

Holder

Sibirskij Gosudarstvennyj Proektnyj I Nauchno-Issledovatel'Skij Institut Tsvetnoj Metallurgii

COAL FLOTATION TAILINGS SOLID SUSPENDED PARTICLES CLEARING METHOD Russian patent published in 1995 - IPC

Abstract RU 2044695 C1

FIELD: coal floatation tailings solid suspended particles clearing. SUBSTANCE: coal floatation tailings are treated by beneficiated with naphthene soaps product of diesel fuel alkaline treatment. Beneficiation of product with naphthene soaps is exercised by soaps dissolving in the product under temperature of 40 C during 20 minutes. Reactant is introduced in amount of 60 400 mg/l. EFFECT: improved quality of clearing. 2 cl, 2 tbl

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RU 2 044 695 C1

Authors

Zhulin N.V.

Zhulina N.V.

Dates

1995-09-27—Published

1993-05-21—Filed