发明名称 |
Aluminum scrap recovery by inductively moving molten metal |
摘要 |
A method for removing dissolved alkali metals and alkaline earth metals from aluminum is disclosed. The method comprises providing a body of molten aluminum containing the alkali metal and alkaline earth metals in a container and inductively moving the molten aluminum in upper regions of the body in a generally downward direction at outward regions of the body and in a generally upward direction in inner regions of the body. Fluoride values are added to the body to react with the alkali metals or alkaline earth metals.
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申请公布号 |
US5032171(A) |
申请公布日期 |
1991.07.16 |
申请号 |
US19890450661 |
申请日期 |
1989.12.14 |
申请人 |
ALUMINUM COMPANY OF AMERICA |
发明人 |
ROBARE, THOMAS J.;GORSS, JEFFREY B.;GUTKNECHT, ROBERT A.;SEMK, J. RICHARD |
分类号 |
C22B21/00;C22B21/04;C22B21/06 |
主分类号 |
C22B21/00 |
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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