Document Type and Number:
Japanese Patent JPH0413402
Kind Code:
B2
Inventors:
KAMYA TOSHIO
FUKUTAKE TAKESHI
FUKUTAKE TAKESHI
Application Number:
JP12555983A
Publication Date:
March 09, 1992
Filing Date:
July 12, 1983
Export Citation:
Assignee:
KAWASAKI STEEL CO
International Classes:
C21B7/24; C21B5/00
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