Separation of cobalt from nickel by ozonation in the presence of

Details Separation of cobalt from nickel by ozonation in the presence of Separation of cobalt from nickel by ozonation in the presence of

1976-07-19

1977-07-05

Thomas, Earl C.

Chemistry of inorganic compounds

Treating mixture to obtain metal containing compound

Iron group metal

423592, C01G 5104

Patent

active

040340597

ABSTRACT:
A method is provided for separating cobalt from a nickel solution containing cobalt in the cobaltous state and an ammonium salt comprising subjecting said solution containing at least 0.2 grams per liter of ammonium ion to ozonation while maintaining the pH thereof from about 4.5 to 6, until said cobalt has been oxidized to the cobaltic state and simultaneously precipitating said cobalt in the cobaltic state at a temperature ranging from about 10.degree. to 90.degree. C.

REFERENCES:
patent: 2506159 (1950-05-01), Mantell
patent: 2767055 (1956-10-01), Schaufelberger
patent: 2786751 (1957-03-01), Roy
patent: 2842427 (1958-07-01), Reynaud
patent: 2971836 (1961-02-01), Hall

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