Catalyst for promoting conversion of high-boiling hydrocarbons into lower-boiling types in catalyticcracking process.
在催化裂化过程中为促进高沸点烃类转化成低沸点烃类所用的催化剂。
2
And the relevant suggestion for developing trend of catalyticcracking process and catalyst is pointed out.
对催化裂化工艺和催化剂的发展趋势提出了相关的建议。
3
This paper describes the experiment of producing ethylene oxide (EO) by using ethylene recovered from catalyticcracking dry gas in the presence of ys silver catalyst.