C - Chemistry – Metallurgy – 22 – C
Patent
C - Chemistry, Metallurgy
22
C
C22C 21/00 (2006.01) B22D 7/00 (2006.01) B22D 21/00 (2006.01)
Patent
CA 2313541
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.
Deyoung David H.
Dunlay Mark J.
Alcoa Inc.
Smart & Biggar
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