【摘要】 采用新型间歇精馏法对汽车洗漆工业废溶剂油中二甲苯进行了回收试验研究。通过调整精馏温度范围和回流比取得最佳条件参数,改进精馏工艺。试验结果表明,通过精馏方法来回收废溶剂油中的二甲苯纯度高,效果良好。更多还原

【Abstract】 A bench-scale experiment was conducted, involving a batch rectifier developed for recovering xylene from spent solvent oil used in auto industry. A group of optimum parameters was obtained, which resulted in recovering xylene by 99% and more with a concentration above 60%.更多还原