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1.Separation process for isophthalic acid and terephthalic acid 失效
Title translation: 间苯二甲酸和对苯二甲酸的分离方法公开(公告)号:US3244744A
公开(公告)日:1966-04-05
申请号:US26149063
申请日:1963-02-27
Applicant: STANDARD OIL CO
Inventor: BOWMAN WALKER H
IPC: C07C51/42
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公开(公告)号:US2851502A
公开(公告)日:1958-09-09
申请号:US63516457
申请日:1957-01-22
Applicant: STANDARD OIL CO
Inventor: BOWMAN WALKER H , TWADDLE WARREN W
IPC: C07C5/333
CPC classification number: C07C5/3332 , C07C15/46
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