Specialized metallurgical processes – compositions for use therei – Compositions – Loose particulate mixture containing metal particles
Patent
1981-02-11
1983-05-24
Sheehan, John P.
Specialized metallurgical processes, compositions for use therei
Compositions
Loose particulate mixture containing metal particles
148105, B22F 100
Patent
active
043848923
ABSTRACT:
The magnetic characteristics of magnetic powder consisting mainly of iron are improved by pre-treating the starting material from which the magnetic powder is prepared by reductions, with an aqueous solution and/or suspension of one member selected from the group consisting of zinc, chromium and copper compounds and mixtures thereof.
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Iizuka Sadao
Moriya Yoshimi
Omote Yuichi
Suzuki Shintaro
Kanto Denka Kogyo Co. Ltd.
Sheehan John P.
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