Recovery of vanadium values

Chemistry of inorganic compounds – Treating mixture to obtain metal containing compound – Group vb metal

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423 68, 423 64, 423592, 423593, C01G 3100

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active

040617114

ABSTRACT:
Vanadium values may be recovered by leaching a vanadium bearing material in which the vanadium is present as an oxide in its highest valence state in an ammoniacal medium at elevated temperatures and pressures followed by separation of the soluble ammonium metavanadate, precipitation and further separation to recover the desired vanadium values.

REFERENCES:
patent: 1399246 (1921-12-01), Bleecker
patent: 2298091 (1942-10-01), Cooper et al.
patent: 3300276 (1967-01-01), Bretschmeider et al.

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