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发明名称
摘要
申请公布号
JP2725318(B2)
申请公布日期
1998.03.11
申请号
JP19880278124
申请日期
1988.11.02
申请人
NIPPON KOKAN KK
发明人
SHIMOMURA AKIO;NAKAJIMA RYUICHI;KIMURA KOICHI
分类号
C21B5/00;(IPC1-7):C21B5/00
主分类号
C21B5/00
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