All of those significantly increase competition of naphtha cracking plant.
极大增加使用石脑油裂解的乙烯厂的竞争力。
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。
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。
Ethylene yields in cases of naphtha cracking, naphtha and ethane co-cracking and ethane cracking in millisecond furnace are compared with each other.
对毫秒炉石脑油单独裂解、石脑油与乙烷共裂解、乙烷单独裂解工况下的乙烯、丙烯收率进行比较。
The most important route to produce these unsaturated hydrocarbons is by steam cracking, using principally petroleum gases or naphtha as feedstock.
生产这种不饱和烃类最重要的路线是靠蒸汽裂解，主要以石油气体和石脑油作原料。
The main properties of naphtha, diesel fuel fractions, catalytic cracking feed stock and residua from these crudes are also listed.
文中并列出了各种重质原油的汽油、柴油、催化裂化原料及渣油的主要性质。
Utilization scheme that naphtha fraction is used for catalytic reforming feedstock and the AGO fraction is used as cracking feedstock is put for ward for Yaha's condensated oil.
牙哈凝析油的利用方案应为：石脑油馏分宜作催化重整原料，而轻柴油馏分宜作为裂解原料。
Cracking performance varies greatly with the hydrocarbon composition in naphtha.
石脑油中不同烃类组成的裂解性能存在较大差异。
The technology of separating normal paraffins from the naphtha through the adsorption process was studied to optimize the steam cracking feedstock and utilize the naphtha resource properly.
为了优化乙烯裂解原料并合理利用石脑油资源，将石脑油中的正构烷烃进行分离。
DCC catalyst consists of a modified mesopore zeolite with pentasil structure for primary product of naphtha range to undergo secondary cracking for producing light olefins.
催化裂解催化剂是一个含改性五元环中孔沸石的固体酸催化剂，汽油一次产物在中孔沸石内进行二次裂化转化为轻烯烃。
The impact of catalysts on naphtha catalytic cracking was investigated.
考察了催化剂对石脑油催化裂解的影响。
The results show that cracking properties of NGL are much better than those of naphtha and NGL is a high quality cracking stock for producing ethylene.
结果表明：凝析油的裂解性能优于石脑油，是制乙烯的一种优质原料。
Naphtha is the main feedstock for steam cracking process, therefore its property directly influences the yields of main cracking products and the operation cycle of cracking furnace.
石脑油作为蒸汽裂解工艺的主要原料，其性质直接影响裂解主要产品收率和裂解炉操作周期。
Butadiene is found as a byproduct in the steam cracking of naphtha and gas oil to make ethylene and propylene.
丁二烯是石脑油和瓦斯油的蒸汽裂解的副产物。
Rising demand for naphtha results from the rapid growth of ethylene cracking capacity, along with that of the broader petrochemical and plastic industries.
对粗汽油需求量的不断增加，除更为广泛的石油化工和塑料工业快速增长之外，还起因于乙烯裂解能力的迅速增大。
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 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。
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