Usually a pipe, known as a dip leg, is connected to this bottom outlet and, in catalytic cracking, serves to convey the solids back to the catalyst bed.
一般有一个通称为料腿的管子与此底部出口相连，在催化裂化中用此料腿将固体送回到催化剂床层。
Study of coke formation during FCC naphtha cracking was carried on a laboratory fixed-fluidized bed reactor.
在实验室采用固定流化床反应器，研究了催化裂化汽油裂化时的焦炭生成。
The performance of oxide catalyst for naphtha cracking was studied in a fixed-fluidized bed reactor.
使用固定流化床，考察了氧化物催化剂催化裂解石脑油制乙烯的反应。
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