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发明名称
PURIFICATION OF PHOSPHORIC ACID BY MEANS OF ORGANIC SOLVENTS
摘要
申请公布号
EG11909(A)
申请公布日期
1979.12.31
申请号
EG19740000244
申请日期
1974.06.25
申请人
HOECHST AG
发明人
WAJTECH B
分类号
B01D11/04;C01B25/234;C01B25/46;(IPC1-7):C01B25/22
主分类号
B01D11/04
代理机构
代理人
主权项
地址
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