Specialized metallurgical processes – compositions for use therei – Processes – Electrothermic processes
Patent
1986-08-11
1988-07-19
Brody, Christopher W.
Specialized metallurgical processes, compositions for use therei
Processes
Electrothermic processes
75109, 75119, C22B 2300
Patent
active
047582669
ABSTRACT:
Nickel powder of high surface area is produced by pressurized hydrogen reduction of an ammoniacal aqueous nickel sulfate solution using a small amount of a catalytic reductant compound exemplified by formaldehyde sulfoxalate (rongalite).
REFERENCES:
patent: 3669643 (1972-06-01), Bagley et al.
patent: 3775098 (1973-11-01), Kunda
patent: 4096316 (1978-06-01), Tamai et al.
patent: 4545814 (1985-10-01), Chou et al.
Amax Inc.
Brody Christopher W.
Ciomek Michael A.
Kalil Eugene J.
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