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搜索结果: 1-8 共查到工学 USY zeolite相关记录8条 . 查询时间(0.125 秒)
Bifunctional platinum (0.8 wt%) catalysts containing beta and USY zeolites were tested for the hydroisomerization of n-hexadecane. The Pt/Beta(SiO2/Al2O3 = 40) catalyst with moderate acid strength sh...
A series of bimetallic palladium-platinum (molar ratio Pd : Pt=4 : 1) catalysts supported on ytterbium (Yb)-modified ultrastable Y (USY) zeolite, Pd-Pt/Yb-USY, were prepared and characterized to inve...
A series of bimetallic Pd-Pt (mole ratio Pd:Pt=4:1) catalysts supported on ultrastable Y (USY) zeolites and delaminated USY zeolites were prepared and characterized by XRD, 27Al MAS NMR and CO adsorp...
Effects of the carrier characteristics were studied on the catalytic properties of Pt-Pd-supported USY zeolites in the hydrogenation of tetralin and the hydrodesulfurization of 4,6-dimethyldibenzothio...
A high Si/Al ratio USY zeolite with high mesoporosity was used as the starting material for hydrocracking catalysts for residual oil to improve the catalytic selectivity for middle distillate fractio...
The present study tried to develop hydrocracking catalysts for commercial hydrotreating plants to treat residual oil based on the molybdenum-supported Ti-modified zeolite (MTZ) described in Part 1 of...
New USY zeolite-based hydrocracking catalysts were developed to meet the increasing demand for producing clean middle distillates from residual oil. Titanium modified USY zeolite was prepared by trea...
FCC gasoline is generally responsible for more than 90% of the sulphur compounds in the engine gasoline, its desulphurization is thus required to produce ultra low sulphur gasoline (sulphur content <1...

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