heavy virgin naphtha 直馏重汽油馏分
heavy solvent naphtha 重质溶剂油
heavy-solvent naphtha 重溶剂石脑油
crude heavy solvent naphtha 粗的重溶剂石脑油
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。
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