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发明名称
METHOD FOR PURIFYING TITANIUM OXIDE ORES
摘要
申请公布号
EP0243725(A3)
申请公布日期
1988.02.24
申请号
EP19870104943
申请日期
1987.04.03
申请人
E.I. DU PONT DE NEMOURS AND COMPANY
发明人
CHAO, TZE
分类号
C22B34/12;(IPC1-7):C22B34/12;C01G23/07
主分类号
C22B34/12
代理机构
代理人
主权项
地址
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