氯气干燥后废硫酸的回收利用及废气治理

Recovery and utilization of waste sulfuric acid after chlorine gas drying and waste gas treatment

介绍了氯碱生产过程中氯气干燥产生的含氯废硫酸的回收循环利用,氯气干燥过程中废气产生的原因进行了分析并提出了相应的治理措施。通过硫酸提浓技术引进及改造措施,实现氯碱生产中氯气干燥废硫酸的回收循环利用,同时解决了氯气干燥过程废气治理问题。

The recycling and utilization of waste sulfuric acid containing chlorine in chlor-alkali production process of was introduced.The cause of waste gas produced in chlorine gas drying process is analyzed and the corresponding treatment measures are put forward.Through the introduction of sulfuric acid concentration technology and improvement measures,the waste sulfuric acid from chlorine gas drying in chlor-alkali production can be recovered and recycled,and the problem of waste gas treatment in the process of chlorine gas drying can be solved.