Alloys or metallic compositions – Magnesium base – Aluminum containing
Reexamination Certificate
2005-01-25
2005-01-25
Jenkins, Daniel (Department: 1742)
Alloys or metallic compositions
Magnesium base
Aluminum containing
C420S408000, C420S409000, C420S410000
Reexamination Certificate
active
06846451
ABSTRACT:
There is provided a magnesium alloy containing mass percent Al: 5% to 7%, Ca: 2% to 4%, Mn: 0.1% to 0.8%, Sr: 0.001% to 0.05% and rare earth elements: 0.1% to 0.6%. If necessary, an allowable content is set in each of Si, Zn, Cu, Ni, Fe and Cl of the unavoidable impurities, with Si not higher than mass percent 0.01%, Zn not higher than mass percent 0.01%, Cu not higher than mass percent 0.008%, Ni not higher than mass percent 0.001%, Fe not higher than mass percent 0.004%, and Cl not higher than mass percent 0.003%. There is also provided a magnesium alloy member injected in the die by using such an alloy.
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Matsuyama Makoto
Tsukeda Tadayoshi
Uchida Ryouhei
Yamada Kenzi
Jenkins Daniel
Sughrue & Mion, PLLC
The Japan Steel Works Ltd.
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