Considering the high contents of olefins and nitrogen, the whole fraction of delayed coker distillates (including light and heavy naphtha, gas oil) must be hydrotreated.
延迟焦化馏出油(包括汽油、柴油及蜡油)的烯烃含量和氮含量高，必须进行加氢精制。
A hydrocracking catalyst named 3825 was developed to produce heavy naphtha for reforming feedstock from vacuum gas oil. This catalyst also has the flexibility to produce naphtha with jet fuels.
本文介绍了一种以减压馏分油为原料生产重整原料(重石脑油)为主并具有生产喷气燃料灵活性的轻油型3825加氢裂化催化剂。
In particular, the large chemical fertilizer units based on naphtha suffer heavy losses due to the increase in the price of feedstock and fuel.
尤其以石脑油为原料的大化肥装置，因原料和燃料价格的上涨，都出现了严重亏损。
The hydrogen transfer activities of several modified materials were investigated and co related with the heavy oil catalytic cracking ability and olefin content in cracked naphtha.
考察了多种改性材料的氢转移反应活性及对催化裂化催化剂的重油转化活性及汽油中烯烃含量的影响规律。
The influence of hydrogen sulfide content in recycle hydrogen on the hydrodesulfurization(HDS)of heavy cracked naphtha(HCN)and the performance of sweetening process were studied.
考察了循环氢中硫化氢含量对催化裂化汽油重馏分（HCN）加氢脱硫性能的影响和HCN加氢产物的无碱脱臭处理效果。
The influence of hydrogen sulfide content in recycle hydrogen on the hydrodesulfurization(HDS)of heavy cracked naphtha(HCN)and the performance of sweetening process were studied.
考察了循环氢中硫化氢含量对催化裂化汽油重馏分（HCN）加氢脱硫性能的影响和HCN加氢产物的无碱脱臭处理效果。
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