| 发明名称 |
REFINING DEVICE OF HIGH PURITY MOLTEN STEEL AND REFINING SLAG |
| 摘要 |
The present invention relates to a refining device for high purity molten steel. The molten steel refining device comprises a droplet forming part to form the droplets of molten steel; and refining slag at the bottom of the droplet forming part. The molten steel contains 10 ppm or less Al. The refining slag contains CaO-Al2O3-MgO. |
| 申请公布号 |
KR20130127246(A) |
申请公布日期 |
2013.11.22 |
| 申请号 |
KR20120051025 |
申请日期 |
2012.05.14 |
| 申请人 |
POSCO |
发明人 |
HAN, SEUNG MIN;CHOI, JA YONG;LEE, HEE HO |
| 分类号 |
C21C7/00 |
主分类号 |
C21C7/00 |
| 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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