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发明名称
PROCESS OF PURIFYING AROMATIC DICARBOXYLIC ACIDS
摘要
申请公布号
CA808691(A)
申请公布日期
1969.03.18
申请号
CAD808691
申请日期
申请人
CELANESE CORPORATION
发明人
ENRIQUE R. WITT
分类号
主分类号
代理机构
代理人
主权项
地址
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