发明名称 METHOD OF PRODUCING MAGNETIC METAL POWDER
摘要 <p>A method of efficiently producing, on an industrial scale, a magnetic metal powder exhibiting excellent magnetic characteristics while preventing the shape change of skeletal particles in the production stage and mutual sintering of the skeletal particles and while keeping the form of granules. Specifically, a method of producing a magnetic metal powder by thermally reducing granules of an iron compound powder in the presence of a reducing gas, comprising putting the granules on a transfer container having a construction capable of allowing the passage of the gas, conveying the container into a thermal reduction furnace, and thermally reducing the granules in the presence of the reducing gas.</p>
申请公布号 WO1998045073(P1) 申请公布日期 1998.10.15
申请号 JP1998001586 申请日期 1998.04.06
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