LCH is a new generation USY zeolite cracking catalyst.
LCH催化剂是新一代超稳Y型分子筛催化裂化催化剂。
A new residual oil cracking catalyst named MLC 500 with high bottoms cracking ability and high yield of LCO was developed.
开发了一种能裂解重质原料油、多产中间馏分油的裂化催化剂MLC - 500。
The relation between steam deactivation and surface properties of zeolite - containing cracking catalyst was investigated.
本工作考察了分子筛裂化催化剂水蒸汽减活与表面酸度、表面积，和相对结晶度的关系。
The catalyst has been used in the heavy oil FCC unit of WEPEC Dalian and compared with an imported advanced heavy oil cracking catalyst.
该催化剂在大连西太平洋石油有限公司重油催化裂化装置上与国外的优良重油催化剂进行了工业对比试验。
In the alternative, the ferrierite zeolite particles are incorporated into the cracking catalyst as an integral component of the catalyst.
可供选择地，镁钠针沸石颗粒作为催化剂的组成组分被引入到裂化催化剂中。
The invention belongs to the technical field of catalysis, in particular to an inactivation and regeneration method of a methanol cracking catalyst.
本发明属于催化技术领域，具体涉及一种甲醇裂解催化剂的失活再生方法。
The invention relates to a catalyst and a preparation method thereof, in particular to a heavy oil cracking catalyst and a preparation method thereof.
本发明是关于一种催化剂及其制备方法，特别是关于一种重油裂化催化剂及其制备方法。
With the all-round nationalization of hydro cracking catalyst in China, quick nationalization of hydrocracking pre-refining catalyst became an critical issue.
随着我国加氢裂化催化剂全面实现国产化，迅速实现加氢裂化预精制催化剂国产化成为当代一个重要课题。
The perfermance test on a commercial riser cracker shows that meta-Y-3A molecular sieve cracking catalyst is of high activity and improved gasoline selectivity.
偏Y-3A分子筛裂化催化剂在提升管催化裂化工业装置上使用试验的结果表明，该催化剂的裂化活性较高，汽油选择性较好。
The heavy oil cracking ability and the olefin reduction of cracking product of the said catalyst were obviously better than that of the conventional heavy oil cracking catalyst.
催化剂重油裂化能力和裂化产品降烯烃效果都明显优于常规重油裂化催化剂。
This provides a good basis for assessing the performance and desulfurization result of the refining catalyst and cracking catalyst of the hydrocracker as well as the service life of the catalysts.
为加氢裂化装置所使用的精制催化剂和反应催化剂的性能、脱硫效果以及催化剂使用寿命的判断提供了依据。
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。
The corrosion cracking occurs on the blades of pedal type dryer in the molecular sieve workshop of Catalyst Factory of Lanzhou Petrochemical Company.
兰州石化公司催化剂厂分子筛车间的桨式干燥器，其桨叶发生了腐蚀开裂，经分析为焊缝晶间腐蚀和磨蚀。
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。
Reactor, regenerator, flue, inclined inserting mouth and so on in catalyst cracking apparatus.
催化裂化装置反应器、再生器、烟道、提升管斜插口等部位。
To overcome this problem, the zeolite can be modified with amorphous cracking component to form a compo - site catalyst.
为了解决这个问题，可以用无定形裂化组分对沸石进行改性而制成一种复合催化剂。
Pitting corrosion and crevice corrosion in catalyst deposit zone and corrosion deposit zone can also induce stress corrosion cracking.
催化剂沉积区和腐蚀产物沉积区产生的点蚀和缝隙腐蚀会诱发应力腐蚀开裂的产生。
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。
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。
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 suppression of skeletal isomerization caused by coke deposition on the active sites of catalyst is in a lesser extent than that of cracking.
焦炭对催化剂酸中心的覆盖能抑制骨架异构化反应，但其影响幅度小于对裂化反应的影响。
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。
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 result showed that the cracking performance and light oil yield can be improved significantly, compared with the old catalyst Y-15.
试验表明，该催化剂的裂化性能、轻油收率均比原来用的Y-15催化剂高5％左右。
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。
The growth of CNTS( carbon nanotubes) by catalytically cracking ethylene in the presence of the supported catalyst doped with rare earth samaria is reported.
稀土催化剂是一种稳定性好、选择性高、很活泼的催化剂，在石油的催化裂解方面得到了广泛的应用。
The FCC catalyst which took HAY zeolite as active component got a good result in the heavy oil cracking test.
由该分子筛制备的FCC催化剂用于重油裂解试验，取得良好结果。
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。
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。
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。
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