The paper introduces the revamping design scheme of the primary cymene stripper (201E) in the m-cresol plant revamping project and puts forward the detailed design method of Linde sieve tray.

• 介绍了在燕化公司化工三厂间甲酚装置改造项目中第一异丙基甲苯汽提塔（201E）的改造设计方案及导向筛板的优点和设计方法。