1) catalytic dry gas
催化干气
1.
Commercial application of the technique of recovering ethylene from catalytic dry gas;
催化干气回收乙烯工艺的工业应用
2.
The catalytic dry gas is concentrated by pressure swing and adsorption before entering the ethylene plant.
催化干气经过变压吸附提浓后,进入乙烯装置。
2) FCC dry gas
催化干气
1.
The technology of producing ethylene from FCC dry gas by PSA and purification as well as its industrial application in Lanzhou Petrochemical Company are Introduced.
介绍了中国石油兰州石化分公司催化干气通过变压吸附、精制工艺生产乙烯技术及工业应用。
2.
The research and development situation of technology for producing ethylbenzene by FCC dry gas or through molecular sieve catalytic process is described, and the techno economic indicators of these two processes are compared and analyzed.
概述了催化干气制乙苯工艺与分子筛催化合成乙苯工艺技术的研究现状与进展 ,分析比较了两种工艺路线的技术经济指标。
3.
The process of producing the main product styrene, the byproduct toluene and intermediate product ethylbenzene from FCC dry gas is discussed.
本文从充分回收利用催化干气中所含大量乙烯出发,以苯乙烯作为成品、甲苯作为副产品、乙苯作为中间产品的工艺目标进行论述,并对苯乙烯精馏系统进行优化设计。
3) FCC dry gas
催化裂化干气
1.
New catalysts which are used to polymerize ethylene in FCC dry gas for producing polyethylene paraffin are prepared.
制备了一种新型催化裂化干气聚合反应生成蜡状物的催化剂，聚合的烯烃分子在一定的温度、压力和引发剂或催化剂作用下，通过自身聚合成聚合物，聚合成烯烃配位聚合的活性中心是催化剂中含有烷基的过渡元素的空ｄ轨道，是由碳碳双键与配位催化剂活性中心的空ｄ轨道进行配位，然后发生移位，使链得到增长，进而生成大分子。
2.
The economic benefit of manufacturing ethyl benzene from dilute ethylene contained in FCC dry gas at home has been emphatically discussed.
预测了国内外乙苯需求情况，简单介绍了国外乙苯生产技术状况，着重分析了国内利用炼厂催化裂化干气中所含稀乙烯制乙苯技术的经济效益。
3.
The utilization of cheap ethylene resources in FCC dry gas to produce chemical products can improve economic efficiency of refinery.
利用催化裂化干气中廉价的乙烯资源生产化工产品可增加炼厂经济效益。
4) catalytic cracking dry gas
催化裂化干气
1.
Based on thermodynamic analysis of the alkylation of benzene with ethylene, the xylene formation during the preparation of ethylbenzene by alkylation of benzene with dilute ethylene contained in catalytic cracking dry gas was investigated in a fixed flow bed reactor.
在进行乙烯烷基化热力学分析的基础上,在固定床上研究了催化裂化干气制乙苯过程中二甲苯生成,表明,丙苯和丁苯烷基转移有利于甲苯生成,二甲苯主要由甲苯歧化,及甲乙苯裂化和歧化生成,尤其是甲乙苯对生成二甲苯有利。
2.
Extraction of ethylene from catalytic cracking dry gas is an efficient means to reduce waste and increase the output of ethylene.
目前国内乙烯资源短缺,从催化裂化干气中提取乙烯是减少浪费、提高乙烯产量的有效途径。
5) FCC off-gas
催化裂化干气
1.
Dilute ethane in FCC off-gas was converted into ethylene by dehydrogenation of ethane with CO 2 as oxidant over Fe/Si-2 and Cr/Si-2 catalysts in a 100 ml reactor.
将研制的Fe/Si-2和Cr/Si-2系列催化剂用于催化裂化干气中的稀乙烷与CO2 反应制乙烯 ,考察了催化剂的反应性能、放大效应、单程反应寿命和再生性能。
6) ethylbenzene unit from FCC dry gas
催化干气制乙苯
1.
The design characteristics of 60 kt/a ethylbenzene unit from FCC dry gas for Fushun Branch Company were introduced.
介绍了抚顺石化公司60 kt/a催化干气制乙苯装置的设计特点,比较了各种工艺方案。
补充资料：干气
分子式：
分子量：
CAS号：
性质：也称贫气。在常温常压条件下不含易液化组分的石油气，即不含C2以上组分的石油气。主要是甲烷和乙烷。为在炼油厂里将炼厂气经过吸收塔吸收后，未被吸收而从塔顶排出的气体。
分子量：
CAS号：
性质：也称贫气。在常温常压条件下不含易液化组分的石油气，即不含C2以上组分的石油气。主要是甲烷和乙烷。为在炼油厂里将炼厂气经过吸收塔吸收后，未被吸收而从塔顶排出的气体。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条