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发明名称
摘要
申请公布号
JP2516616(B2)
申请公布日期
1996.07.24
申请号
JP19870050170
申请日期
1987.03.06
申请人
SUMITOMO METAL MINING CO
发明人
FUKUI KENJI;URUSHA MASAYUKI
分类号
C04B38/02;(IPC1-7):C04B38/02
主分类号
C04B38/02
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