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2 019 258

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IPC

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Application

93007720/26, 1993-02-08

(22)

Actual filing date

1993-02-08

(45)

Published

1994-09-15

(72)

Inventor

Zhulin N.V.Urbaev А.О.

(73)

Holder

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

METHOD OF PRECIPITATION OF SOLID SUSPENSIONS IN REUSED WATER IN COAL FLOTATION Russian patent published in 1994 - IPC

Abstract RU 2019258 C1

FIELD: coal flotation. SUBSTANCE: spent detergent solution obtained after mechanism washing from lubricant is used as a floccculant for precipitation of solid suspensions in the reused water. Flocculant is added at concentration 11-14 ml/l, the rate of precipitation is 4.1-6.5 m/h. EFFECT: improved method of precipitation of solid suspensions. 1 tbl

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RU 2 019 258 C1

Authors

Zhulin N.V.

Urbaev А.О.

Dates

1994-09-15—Published

1993-02-08—Filed

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