盐析萃取工艺处理精苯废酸的研究  

Purification of Waste Acid from Benzol Refining by Salt-out Extraction Process

作　　者：李其祥[1] 史世庄[1] 刘智平[2] 张海禄[1] 毛磊[1] 童仕唐[1] 

机构地区：[1]武汉科技大学,湖北武汉430081 [2]武汉钢铁(集团)公司,湖北武汉430082

出　　处：《武汉科技大学学报》2005年第4期352-353,共2页Journal of Wuhan University of Science and Technology

摘　　要：试验采用盐析萃取工艺对焦化精苯废酸进行处理回收,结果表明,在一定的比例下可获得最佳萃取分离效果,酚相萃取液可进行二次利用,回收的净化酸可用于硫铵制备。The salt-out extraction process is used to deal with the waste acid from benzol refining.Experimental results show that,optimal separation can be obtained under the condition of proper proportion;extractant and crude phynol can be recycled.The acid purified can be used in the production of ammonium sulfate.

关 键 词：盐析萃取工艺 精苯废酸 污染治理 

分 类 号：X784[环境科学与工程—环境工程]