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发明名称
VERFAHREN ZUR REDUKTION VON NICKEL UND COBALTOXYDEN
摘要
申请公布号
DE2134161(B2)
申请公布日期
1972.02.03
申请号
DE19712134161
申请日期
1971.07.08
申请人
发明人
分类号
C22B23/02;(IPC1-7):C22B23/02
主分类号
C22B23/02
代理机构
代理人
主权项
地址
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