发明公开
- 专利标题： PROCESS FOR RECOVERY OF PURE ACRYLONITRILE
- 专利标题（中）： 中回收纯乙腈
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申请号： EP03719083.2申请日： 2003-03-31
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公开(公告)号： EP1611087A1公开(公告)日： 2006-01-04
- 发明人: BARVE, Prashant, Purushottam , GHIKE, Shrikant, Madhukar , SHINDE, Ravindra, William , GUPTE, Milind, Yashwant , JOSHI, Chandrashekhar, NArayan
- 申请人： COUNCIL OF SCIENTIFIC AND INDUSTRIAL RESEARCH
- 申请人地址： Rafi Marg New Delhi 110 001 IN
- 专利权人： COUNCIL OF SCIENTIFIC AND INDUSTRIAL RESEARCH
- 当前专利权人： COUNCIL OF SCIENTIFIC AND INDUSTRIAL RESEARCH
- 当前专利权人地址： Rafi Marg New Delhi 110 001 IN
- 代理机构： Manaton, Ross Timothy
- 国际公布： WO2004087642 20041014
- 主分类号： C07C253/34
- IPC分类号： C07C253/34 ; C07C255/08
摘要：
Process for recovery of highly pure acrylonitrile by quickly vaporizing under vacuum the contaminated acrylonitrile as well as fresh acrylonitrile followed by contacting with hydrophilic agents in an extractive distillation column using plural number of packed sections.
公开/授权文献
- EP1611087B1 PROCESS FOR RECOVERY OF PURE ACRYLONITRILE 公开/授权日：2013-10-16
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