Process for producing magnetic metal powder

Details Process for producing magnetic metal powder Process for producing magnetic metal powder

1981-06-18

1983-01-18

Sheehan, John P.

Metal treatment

Process of modifying or maintaining internal physical...

Magnetic materials

75 05AA, 75 05BA, 427127, H01F 102

Patent

active

043690769

ABSTRACT:
A process for producing a magnetic metal powder having improved oxidation resistance and magnetic properties, which comprises wetting a magnetic metal powder in an atmosphere of a non-oxidizing gas with a solution of a boron trialkoxide in a solvent being inert to the magnetic metal powder and capable of dissolving the boron trialkoxide; and thereafter evaporating off the solvent.

REFERENCES:
patent: 1855562 (1932-04-01), Swinne
patent: 3549412 (1970-12-01), Frey et al.
patent: 4165232 (1979-08-01), Jaeckh et al.

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