Recovery of cobalt, molybdenum, nickel and vanadium from an aque

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

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Details

423 63, 423139, 423DIG14, 75101BE, C01G 3100, C01G 3900, C01G 5100, C01G 5300

Patent

active

044420749

ABSTRACT:
A method of recovering metal values from an aqueous stream. The metal valves are preferably obtained from leaching spent hydroprocessing catalysts, and include cobalt, nickel, molybdenum and vanadium. The metal values are extracted, isolated, and purified by liquid extraction techniques.

REFERENCES:
patent: 3773890 (1973-11-01), Fox et al.
patent: 4012483 (1977-03-01), Kane et al.
patent: 4145397 (1979-03-01), Toida et al.
patent: 4258016 (1981-03-01), Siemens et al.

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