摘要
介绍了粗苯精制方法,从工艺技术、"三废"情况、运行成本和投资建设方面对精馏工艺和加氢工艺进行了对比分析。结果表明,萃取精馏工艺技术具有流程简单、操作方便、投资小、运行成本低、产品附加值高等优势,更适合国内中小企业发展的需求。
The method of crude benzene refining is reviewed.Comparative analysis on the aspects of technology and process,＂three wastes＂ treatment and investment cost is carried out.The advantages of simple production process,easy operation,low investment and operation cost and high added products value is summarized,and this method is satisfied with the development demand of national SME enterprises.
出处
《山西化工》
2011年第2期52-55,共4页
Shanxi Chemical Industry
基金
科技部国家科技支撑计划项目(2007BAB24B05)
关键词
焦化粗苯
加氢
萃取精馏
crude coking benzene
hydrogenation
extraction and refining
