Invention Application
US20050065375A1 Process for treating an aqueous medium containing cyclohexanone oxime and cyclohexanone
失效
用于处理含有环己酮肟和环己酮的水性介质的方法
- Patent Title: Process for treating an aqueous medium containing cyclohexanone oxime and cyclohexanone
- Patent Title (中): 用于处理含有环己酮肟和环己酮的水性介质的方法
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Application No.: US10496873Application Date: 2001-12-04
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Publication No.: US20050065375A1Publication Date: 2005-03-24
- Inventor: Arno Benneker , Henk Oevering , Johannes Brouwers
- Applicant: Arno Benneker , Henk Oevering , Johannes Brouwers
- Assignee: DSM IP ASSETS B.V.
- Current Assignee: DSM IP ASSETS B.V.
- International Application: PCT/NL01/00884 WO 20011204
- Main IPC: C07C249/14
- IPC: C07C249/14 ; C07C249/08 ; C07C251/44
Abstract:
The invention relates to a process for treating an aqueous medium containing cyclohexanone oxime and cyclohexanone, said process comprising stripping the aqueous medium with steam, wherein said stripping is carried out at a pressure higher than 0.11 MPa. The invention also relates to a process for the preparation of cyclohexanone oxime, which involves stripping at a pressure higher than 0.11 MPa.
Public/Granted literature
- US07408081B2 Process for treating an aqueous medium containing cyclohexanone oxime and cyclohexanone Public/Granted day:2008-08-05
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