发明名称 |
MOLTEN IRON REFINING METHOD AND DEVICE THEREOF |
摘要 |
The present invention relates to a molten metal refining device and method, and the molten metal refining method includes: preparing molten metal; dipping an impeller into the molten metal; supplying a liquid dephosphorization agent on top of the molten metal; and stirring the molten metal by rotating the impeller, wherein a solid dephosphorization agent in a powder state is supplied through the lower portion of the impeller in the stirring of the molten metal, thereby improving the stirring efficiency of the molten metal and efficiently controlling the phosphorus concentration in the molten metal. |
申请公布号 |
EP3031935(A1) |
申请公布日期 |
2016.06.15 |
申请号 |
EP20130891083 |
申请日期 |
2013.09.25 |
申请人 |
POSCO |
发明人 |
PARK, JUNG HO;KANG, SOO CHANG;CHUN, JIN KYU;SEO, YUN YEOL |
分类号 |
C21C7/064;C21C1/02;C21C1/06;C21C7/00;C21C7/076;F27D3/16;F27D27/00 |
主分类号 |
C21C7/064 |
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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