发明公开
- 专利标题: Process for recovering phenol
- 专利标题(中): Verfahren zur Wiedergewinnung des Phenols。
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申请号: EP89309183.5申请日: 1989-09-11
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公开(公告)号: EP0372685A2公开(公告)日: 1990-06-13
- 发明人: Penzo, Renzo , Reggiani, Paolo , Spaggiari, Claudio
- 申请人: ENICHEM S.p.A.
- 申请人地址: Piazza Repubblica, 16 I-20124 Milano IT
- 专利权人: ENICHEM S.p.A.
- 当前专利权人: ENICHEM S.p.A.
- 当前专利权人地址: Piazza Repubblica, 16 I-20124 Milano IT
- 代理机构: Jones, Helen Marjorie Meredith
- 优先权: IT2282388 19881202
- 主分类号: C07C37/72
- IPC分类号: C07C37/72 ; C07C37/08
摘要:
A process for recovering phenol from a rectification purge containing various organic impurities, which comprises subjecting said purge to an extraction operation, using, as an extracting solvent, an aqueous solution of an alkali metal phenate.
公开/授权文献
- EP0372685B1 Process for recovering phenol 公开/授权日:1995-06-14
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