Gold-free platinum material dispersion-strengthened by small, finely dispersed particles of base metal oxide
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United States of America Patent
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Dec 16, 2003
Grant Date -
May 16, 2002
app pub date -
Sep 4, 2001
filing date -
Sep 18, 2000
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Abstract
A gold-free platinum material that is dispersion-strengthened by small, finely dispersed particles of base metal oxide. The base metal is either 0.01-0.5 wt. % Sc or a mixture/alloy of Sc and at least one metal from the group consisting of Zr, Y, and Ce with a total base metal content of 0.05-0.5 wt. %.
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