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发明名称
Method for reducing phthalide content of phthalic anhydride
摘要
申请公布号
US3407216(A)
申请公布日期
1968.10.22
申请号
US19660525344
申请日期
1966.02.07
申请人
CHEMICAL PROCESS CORPORATION
发明人
EGBERT ROBERT BALDWIN
分类号
C07C51/573
主分类号
C07C51/573
代理机构
代理人
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地址
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