The coking crude benzol hydrogenation process and its catalytic system are discussed, and the domestic application of the hydrogenation process is introduced briefly.
论述了焦化粗苯加氢精制的工艺方法及其催化体系，并简单介绍了国内加氢工艺的应用。
2
The factors influencing coking within resid fluid catalytic cracking(RFCC) disengagers and the mechanism are analyzed.
分析了重油催化裂化（RFCC）沉降器结焦的影响因素和机理。
3
In this paper, we study the effect of mental impurities on coking in catalytic cracking reactions. IR, TG, ESR and XPS are used for the study.