| 发明名称 |
Method of removing impurities in ion, involves separating iron and copper phase and copper in iron phase is removed by difference in specific gravity |
| 摘要 |
About 100 wt.% of iron scraps which contains copper and unavoidable impurities is melted. Subsequently carbon is added and two phases of iron enriched phase and copper enriched phase is separated. The copper in iron phase is removed by specific gravity difference method.
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| 申请公布号 |
DE10016075(C1) |
申请公布日期 |
2002.01.17 |
| 申请号 |
DE2000116075 |
申请日期 |
2000.03.31 |
| 申请人 |
NIPPON STEEL CORP., TOKIO/TOKYO |
发明人 |
UESHIMA, YOSHIYUKI;USHIODA, KOHSAKU |
| 分类号 |
C21B11/10;C21C1/04;C21C5/56;C22B7/00;C22B9/02;C22B15/00;(IPC1-7):C22B7/00;C21C5/00 |
主分类号 |
C21B11/10 |
| 代理机构 |
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代理人 |
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