METHOD OF TREATING WASTE WATERS TO REMOVE CYANIDES AND THIOCYANATES Russian patent published in 2000 - IPC

Abstract RU 2154613 C1

FIELD: waste water treatment. SUBSTANCE: effluents are treated with hydrogen peroxide oxidizing cyanides and thiocyanates in presence of ferric compounds at hydrogen peroxide-to-iron(II) molar ratio (7-16):1. EFFECT: enabled high degree of purification of water at initial concentrations of pollutants superior to those in known method, and significantly reduced operation expenses. 3 ex

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RU 2 154 613 C1

Authors

Rjazantsev A.A.

Tsybikova B.A.

Tsytsyktueva L.A.

Dates

2000-08-20—Published

1999-06-21—Filed