电石法PVC生产过程中废酸深解吸系统运行总结

Summary on the running of deep desorption system of waste acid in production of PVC by calcium carbide method

介绍了CaCl2法盐酸深解吸工艺流程,阐述了新疆天业(集团)有限公司采用此工艺在废酸回收过程中出现的问题、注意事项以及对该工艺进行的技术改进,并指出了CaCl2法盐酸深解吸工艺存在的不足。

The flow path of deep desorption system of waste acid by CaCl2 method was intro- duced. Problems occurred during the recovery of waste acid by this process in Xinjian Tianye （Group） Co., Ltd. were described as well as the matters needing attention and the technological modifications, and the shortages of this deep desorption system of waste acid by CaCl2 method were also indicated.