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经营范围
发明名称
METHOD OF OBTAINING MANGANESE SULPHIDE
摘要
申请公布号
PL325869(A1)
申请公布日期
1998.08.17
申请号
PL19960325869
申请日期
1996.09.20
申请人
HOEGANAES AB
发明人
ENGSTROEM ULF;ARVIDSSON JOHAN
分类号
C01G1/12;C01G45/00;(IPC1-7):C01G45/00
主分类号
C01G1/12
代理机构
代理人
主权项
地址
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