Catalyst for promoting conversion of high-boiling hydrocarbons into lower-boiling types in catalytic cracking process.
在催化裂化过程中为促进高沸点烃类转化成低沸点烃类所用的催化剂。
And the relevant suggestion for developing trend of catalytic cracking process and catalyst is pointed out.
对催化裂化工艺和催化剂的发展趋势提出了相关的建议。
This paper describes the experiment of producing ethylene oxide (EO) by using ethylene recovered from catalytic cracking dry gas in the presence of ys silver catalyst.
叙述了在YS型银催化剂作用下，利用催化裂化于气回收的乙烯制备环氧乙烷的实验研究。
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。
The effects of catalyst composition and properties on yield distribution of catalytic cracking of coker gas oil containing feedstocks were studied.
探讨了以减压瓦斯油掺炼部分焦化蜡油为进料时催化剂组成及性能对催化裂化产品分布等的影响。
The slurry oil withdrawn from heavy oil catalytic cracking contains catalyst fines which should be separated.
重油催化裂化油浆中含有催化剂粉末，需加以分离。
The effect of pressure on coke and its precursor's formation was studied during catalytic cracking of toluene over USY catalyst.
研究了压力对USY催化剂催化甲苯裂解结焦及其前驱体的影响。
A newly down flow reactor with new ways of feed atomization and oil catalyst contact was developed according to the characteristic of ultra short contact time catalytic cracking process.
根据超短接触时间催化裂化工艺的特点，开发了具有新型原料雾化和剂、油接触方式的下行式反应器。
The invention discloses a catalyst for olefin catalytic cracking to produce propylene and ethylene and an application method thereof.
本发明公开了一种用于烯烃催化裂解生产丙烯、乙烯的催化剂及其使用方法。
The results showed that reaction temperature, catalyst type, feedstock properties and catalyst charge in the secondary reaction zone all have influence on MIP catalytic cracking process.
结果表明：反应温度、催化剂类型、原料油性质、第二反应区催化剂藏量等是影响MIP催化裂化技术的主要因素；
The influences of the particle size distribution of equilibrium catalyst on product distribution of fluidized-bed catalytic cracking were investigated.
研究了催化裂化平衡剂的粒度分布对裂化产品分布的影响。
The status and trend in development of catalyst cooler in residue fluid catalytic cracking unit (RFCCU) were introduced.
介绍了重油催化裂化取热技术的现状及发展趋势。
This article summarizes the commercial application of the Z-18 catalyst molecular sieve retarder activator in the residuum fluid catalytic cracking unit (RFCC) of Khartoum Refinery co.
介绍了Z—18催化分子筛抗焦活化剂在苏丹喀土穆炼油有限公司重油催化裂化装置(简称KRC)上的工业应用。
The catalyst of the invention is used for catalytic cracking of heavy oil, the conversion rate is high, the yield of gasoline is high and the coke yield is low.
本发明催化剂用于重油催化裂化，转化率高，汽油产率高，焦炭产率低。
The weight method is used to measure the solid quantity (catalyst contain) in slurry oil of catalytic cracking unit.
采用重量法测定催化装置油浆中的固体含量(催化剂含量)。
The metal elements such as sodium and calcium in catalytic cracking feed were poisonous to the catalyst.
催化裂化原料中钠、钙等金属元素的含量较高时会导致催化剂结块、中毒。
A new gas activation method was proposed to remove nickel from spent fluid catalytic cracking (FCC) catalyst effectively.
提出了一种新的废流化催化裂化催化剂气相活化脱镍技术。
The industry operation results show that RJW-3 catalyst possess high catalytic activity, good aromatic hydrocarbon saturation performance, low cracking activity and high crushing strength.
工业运转结果表明，该催化剂具有较高的催化活性和芳烃饱和能力、较低的裂解活性和较高的机械强度。
The industry operation results show that RJW-3 catalyst possess high catalytic activity, good aromatic hydrocarbon saturation performance, low cracking activity and high crushing strength.
工业运转结果表明，该催化剂具有较高的催化活性和芳烃饱和能力、较低的裂解活性和较高的机械强度。
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