| 发明名称 |
PURIFYING METHOD FOR POWDER IRON SOURCE CONTAINING NONFERROUS METALS |
| 摘要 |
<p>PURPOSE:To chlorinate nonferrous metals such as Zn and Pb contained in a power iron source and volatilize the chlorinated metals by regulating an additive so that the basicity of the source becomes a predetermined value, followed by roasting, addition of CaCl2 and treatment.</p> |
| 申请公布号 |
JPS5438207(A) |
申请公布日期 |
1979.03.22 |
| 申请号 |
JP19770104376 |
申请日期 |
1977.08.31 |
| 申请人 |
NIPPON STEEL CORP;KOWA SEIKOU KK |
发明人 |
SUGAWARA KINICHI;KITAZAWA TADAO;SATOU KOUKICHI |
| 分类号 |
C22B5/08;C22B1/08;C22B7/02 |
主分类号 |
C22B5/08 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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