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发明名称
PHENOL PURIFICATION
摘要
申请公布号
US3437699(A)
申请公布日期
1969.04.08
申请号
USD3437699
申请日期
1965.11.19
申请人
SKELLY OIL CO.
发明人
EARL DAN FLICKINGER
分类号
C07C37/86;C07C39/04;(IPC1-7):C07C37/22
主分类号
C07C37/86
代理机构
代理人
主权项
地址
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