发明名称 Improved cast alloys
摘要 The present invention is directed to the additions off alkaline earth metals, in particular strontium to aluminum and aluminum alloys to improve the appearance, eliminate surface imperfections, and reduce oxidation in the cast ingots. <IMAGE>
申请公布号 EP1069195(A2) 申请公布日期 2001.01.17
申请号 EP20000114800 申请日期 2000.07.10
申请人 ALCOA INC. 发明人 DE YOUNG, DAVID H.;DUNLAY, MARK J.
分类号 B22D11/00;B22D11/01;B22D11/049;B22D21/00;B22D21/04;B22D27/18;B22D27/20;C22C21/00;(IPC1-7):C22C21/00 主分类号 B22D11/00
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