Process for producing ferromagnetic powder

Details Process for producing ferromagnetic powder Process for producing ferromagnetic powder

1976-06-07

1977-11-22

Satterfield, Walter R.

Metal treatment

Process of modifying or maintaining internal physical...

Magnetic materials

75 5AA, 148 3155, 148108, H01F 102

Patent

active

040594637

ABSTRACT:
Ferromagnetic powders comprising cobalt and/or nickel are produced by reducing cobalt and/or nickel salts in an aqueous solution containing hypophosphite ions while applying a magnetic field.

REFERENCES:
patent: 3206338 (1965-09-01), Miller et al.
patent: 3607218 (1971-09-01), Akashi et al.
patent: 3661556 (1972-05-01), Jolley et al.
patent: 3669643 (1972-06-01), Bagley et al.
patent: 3672867 (1972-06-01), Little et al.
patent: 3756866 (1973-09-01), Parker et al.

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