Metal treatment – Compositions – Heat treating
Patent
1984-02-09
1985-04-30
Stallard, W.
Metal treatment
Compositions
Heat treating
148 115F, 148423, B22F 316
Patent
active
045142343
ABSTRACT:
A molybdenum board which has excellent strength at high temperatures. The molybdenum board consists essentially of molybdenum recrystallized grains having a ratio L/W (L: length; W: width) of 2 or more and the width W of 5 to 1,000 .mu.m and containing 0.005 to 0.75% by weight of at least one element selected from Al, Si and K.
REFERENCES:
patent: 2666721 (1954-01-01), Bechtold et al.
patent: 3676083 (1972-07-01), Cheney et al.
Fukasawa Yoshiharu
Kawai mituo
Koizumi Hideo
Matsumoto Tatsuhiko
Saitou Hiroyuki
Stallard W.
Tokyo Shibaura Denki Kabushiki Kaisha
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