The effects of the factors including temperature,O_2 concentration,passivation time and expansion rate ect, on catalyst passivation.

• 在适宜的预硫化催化剂固定床钝化工艺条件的基础上,进行了膨胀床预硫化钝化工艺条件的研究,考察了温度、O2浓度、钝化时间及膨胀率等因素对钝化催化剂的影响。