METHOD OF UTILIZATION AND DECONTAMINATION OF WASTES OF PICKLING IN TITANIUM PRODUCTION Russian patent published in 2001 - IPC

Abstract RU 2176288 C1

FIELD: chemical treatment of surfaces of non-ferrous metals and alloys; utilization and decontamination of pickling solution and alkaline melts, thus obtaining useful product. SUBSTANCE: used as titanium precipitant from spent sulfuric acid solution is spent solution of alkaline melt of sodium hydroxide containing sodium nitrate. EFFECT: enhanced efficiency of decontamination of pickling wastes. 1 dwg, 1 ex

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RU 2 176 288 C1

Authors

Trubin A.N.

Gil' G.I.

Dates

2001-11-27—Published

2000-03-06—Filed