| 发明名称 |
METHOD FOR REMOVING TIN FROM IRON SCRAP |
| 摘要 |
<p>PURPOSE: To remove Sn from tin plated iron scrap before the tin plated iron scrap is used as raw material in steelmaking process. CONSTITUTION: The method is characterized in that iron scrap including tin is oxidized at 700 to 800°C for 20 to 30 min to peel off tin, wherein oxidation is conducted in such a manner that air is supplied in an amount of less than 500 mL/min.</p> |
| 申请公布号 |
KR20030053240(A) |
申请公布日期 |
2003.06.28 |
| 申请号 |
KR20010083398 |
申请日期 |
2001.12.22 |
| 申请人 |
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY |
发明人 |
CHOI, NAK JUN;JUNG, SEON GWANG;KANG, HEUNG WON;KIM, HAENG GU |
| 分类号 |
C22B7/00;(IPC1-7):C22B7/00 |
主分类号 |
C22B7/00 |
| 代理机构 |
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代理人 |
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