Process for production of ferromagnetic powder

Stock material or miscellaneous articles – Coated or structually defined flake – particle – cell – strand,... – Particulate matter

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428900, 427127, 427216, 252 6255, 75 5AA, 148105, H01F 102

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active

040630005

ABSTRACT:
A process for producing a ferromagnetic metal powder comprising treating a ferromagnetic metal powder produced by a solution reduction process with an aqueous solution containing at least one anionic surface active agent.

REFERENCES:
patent: 3139354 (1964-06-01), Wolfe
patent: 3567525 (1971-03-01), Graham et al.
patent: 3663318 (1972-05-01), Little et al.
patent: 3756866 (1973-09-01), Parker et al.

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