| 发明名称 |
MOLTEN METAL TREATING AGENT, METHOD FOR TREATING MOLTEN METAL, AND APPARATUS AND METHOD FOR FEEDING COVER GAS TO MOLTEN METAL |
| 摘要 |
<p>A molten metal treatment consisting of a liquid mixture in which fluorinated ketone is dissolved in liquid carbon dioxide at 0.01 to 10 wt% is put in a container, and the molten metal treatment is vaporized, and is fed as a cover gas to be contacted with the surface of a molten metal. <IMAGE></p> |
| 申请公布号 |
KR100773328(B1) |
申请公布日期 |
2007.11.05 |
| 申请号 |
KR20057015629 |
申请日期 |
2005.08.24 |
| 申请人 |
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发明人 |
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| 分类号 |
B22D23/00;B22D21/00;B22D21/04 |
主分类号 |
B22D23/00 |
| 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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