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发明名称
METHOD OF OBTAINING GREEN CHROMIUM OXIDE OF LOW SEXIVALENT CHROMIUM CONTENT
摘要
申请公布号
PL128665(B1)
申请公布日期
1984.02.29
申请号
PL19810230245
申请日期
1981.03.18
申请人
发明人
分类号
C01G;C01G37/027;(IPC1-7):C01G37/02
主分类号
C01G
代理机构
代理人
主权项
地址
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