低温气相加氢与萃取蒸馏在苯精制中的应用  

Application of low temperature gas phase hydrogenation and extractive distillation technology in crude benzol refining

作　　者：臧旭 孙程 王晓楠 穆春丰 

机构地区：[1]鞍钢集团化工事业部,鞍山114000

出　　处：《燃料与化工》2016年第6期49-51,共3页Fuel & Chemical Processes

摘　　要：论述了低温气相加氢与萃取蒸馏工艺在苯精制过程中出现的问题及解决方案。低温气相加氢和萃取蒸馏技术可降低产品中硫含量,提高产品质量与收率。This paper describes the problems found in the crude benzol refining process with the technology of low temperature gas phase hydrogenation and extractive distillation, and proposes corresponding measures. The technology of low temperature gas phase hydrogenation and extractive distillation can reduce the sulfur content in product, and improves product quality and recovery rate.

关 键 词：低温气相加氢 萃取 苯精制 负压 

分 类 号：TQ522.5[化学工程—煤化学工程]