Specialized metallurgical processes – compositions for use therei – Processes – Electrothermic processes
Patent
1995-11-27
1997-02-04
Popovics, Robert J.
Specialized metallurgical processes, compositions for use therei
Processes
Electrothermic processes
554 12, 554 13, 554176, 554177, 554193, 502 80, 210634, C22B 402
Patent
active
055993761
ABSTRACT:
A process for recovering edible oil and bleaching clay from an edible oil-bleaching clay waste stream and for recovering edible oil and nickel catalyst from a hydrogenated edible oil-nickel catalyst-filter aid waste stream; the recovered bleaching clay may be reused directly and the recovered nickel catalyst and filter aid mixture is pelletized for metallurgical nickel recovery.
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