Fine grained embrittlement resistant tantalum wire
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United States of America Patent
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-
Aug 22, 1989
Issued Date -
N/A
app pub date -
Oct 4, 1988
filing date -
Jan 29, 1986
priority date (Note) -
Expired
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Abstract
Tantalum and tantalum-based alloys, particularly in wire form, are significantly improved in retention of a fine grain size at elevated temperatures and in resistance to embrittlement by the addition of 10 to 1000 ppm silicon and 10 to 1000 ppm thorium-containing material.
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