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2 022 932

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IPC

(21) (22)

Application

4903655/26, 1991-01-22

(22)

Actual filing date

1991-01-22

(45)

Published

1994-11-15

(72)

Inventor

Rjabov V.G.Shuverov V.M.Tokarev V.V.Uglev N.P.Degterev N.S.Krylov V.A.Antyshev P.N.

(73)

Holder

Obshchestvo S Ogranichennoj Otvetstvennost'Ju Budushchee"

METHOD OF DECONTAMINATING OIL-CONTAINING WASTE WATER Russian patent published in 1994 - IPC

Abstract RU 2022932 C1

FIELD: chemistry; methods of decontaminating industrial waste waters. SUBSTANCE: essence of this method resides in treating waste water with alkyldioxyethylene methylmethyldiethyl ammonium benzene sulfate to be taken in amount of 0.5 to 3.0 mg/l water and then carrying out free flotation. EFFECT: content of residual petroleum products reduced to 0.5 mg/l with lower rate of consumption of photoreagent. 1 tbl

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RU 2 022 932 C1

Authors

Rjabov V.G.

Shuverov V.M.

Tokarev V.V.

Uglev N.P.

Degterev N.S.

Krylov V.A.

Antyshev P.N.

Dates

1994-11-15—Published

1991-01-22—Filed