SEWAGE SEDIMENT AND ACTIVE SLUDGE TREATMENT METHOD Russian patent published in 1996 - IPC

Abstract RU 2060976 C1

FIELD: sewage purification, in particular sewage sediment and active sludge treatment. SUBSTANCE: method of sewage active sludge and sediment dewatering is exercised by introduction of flocculant - product of polymerization of 1.2 =dimethyl=5=vinylpyridinemethylsulfate produced in presence of 1) β oxipropyltretbutylperoxide or in presence of the latter and 2) a=amino= 3) g=methyloil acid in the form of mixture of D, L=isomers. EFFECT: increased productivity. 1 tbl

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RU 2 060 976 C1

Authors

Rodin V.A.

Orljanskij V.V.

Samojlova L.N.

Rodin V.V.

Dates

1996-05-27Published

1993-09-03Filed