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介绍了催化干气制乙苯第三代技术的工艺特点及其在中国化工集团大庆中蓝石化公司8万t/a干气制乙苯工业装置的应用情况。工业运行表明,该装置的工艺设计合理,催化剂性能及技术指标先进;并针对生产中由于原料工况等原因存在的问题及其优化改进措施,为该技术在中国化工集团蓝星(天津)化工有限公司20万t/a干气制乙苯装置的设计方案和装置建设提供参考。
The technological characteristics of the third generation of catalytic dry gas to ethylbenzene and the application of 80,000 t / a dry gas to ethylbenzene plant in Daqing Zhongqing Petrochemical Company were introduced. The industrial operation shows that the plant has a reasonable process design and advanced catalyst performance and technical indicators. In view of the problems existing in the production due to raw material conditions and the optimization and improvement measures, Co., Ltd. 200,000 t / a dry gas ethyl benzene plant design and installation of equipment to provide a reference.