Method for producing cobalt metal powder

Specialized metallurgical processes – compositions for use therei – Processes – Electrothermic processes

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75119, 423143, C22B 2304

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active

042148952

ABSTRACT:
Fine particle size cobalt metal powder is prepared by treating an aqueous solution of a soluble cobaltic ammine halide with a sufficient amount of a soluble metallic hydroxide to form a cobalt containing precipitate. The precipitate is separated from the solution and reduced in a reducing atmosphere to produce metallic cobalt.

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patent: 2879137 (1959-03-01), Bare et al.
patent: 3928530 (1975-12-01), Bakker et al.
patent: 3933976 (1976-01-01), Nikolic et al.
patent: 4093450 (1978-06-01), Doyle et al.
patent: 4108640 (1978-08-01), Wallace et al.

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