搜索结果: 1-9 共查到“石油与天然气工程 IR”相关记录9条 . 查询时间(0.093 秒)
Hydroconversion of Dimethylpentanes from Methylcyclohexane Using Two Consecutive Reactors Packed with Pt-modified Solid Acid Catalyst and Supported Ir Catalyst
Supported iridium catalyst Ring contraction Ring opening Clean gasoline Consecutive reactors
2010/9/8
Hydroconversion of methylcyclohexane was conducted over various noble metal-loaded catalysts at 493 K and atmospheric pressure. On the bases of the proposed reaction route and the rate of reaction ove...
Adsorption of Hydrocarbons and Formation of Carbocations over Zeolites Studied by IR Spectroscopy
Zeolite catalyst IR Alkene Carbocation Adsorption
2009/8/4
Carbocation species are considered to be important intermediates in the reactions of hydrocarbons over zeolites, and the formation mechanism, as well as the reactivity, has been studied mainly by NMR...
Performance of Ba-doped Ir/WO3-SiO2 Catalyst for Selective Catalytic Reduction of NOx with CO in Diesel Exhaust
Nitric oxide Selective reduction Carbon monoxide Ammonia Iridium catalyst
2009/8/4
Ba-doped Ir/WO3-SiO2 catalyst has high activity and good durability for the selective catalytic reduction of NO with CO in the presence of O2 (CO-SCR). The performance of this catalyst was investigate...
Catalytic Performance of Monolithic Ir/SiO2 Based Catalysts for Selective Reduction of NO with CO
Nitric oxide Selective reduction Carbon monoxide Iridium catalyst
2009/8/4
Ir/SiO2, Ir/WO3-SiO2 and Ba doped Ir/WO3-SiO2 powder catalysts have high activity for the selective reduction of NO with CO in the presence of O2 (CO-SCR). The present study investigated the activity...
Bimodal Porous Co-Ir-SiO2 Catalysts Prepared by Sol-gel Process with Alkoxide for Fischer-Tropsch Synthesis
Alkoxide Bimodal pore structure Cobalt catalyst Fischer-Tropsch synthesis
2009/7/28
Bimodal porous catalysts were prepared by modifying the surface of macro-porous silica (Q-10, Q-30 and Q-50) with 20 wt%Co-0.5 wt%Ir-SiO2 prepared by the alkoxide method, and used for the Fischer-T...
FT-IR Spectroscopic Study of the Reaction Mechanism for Selective Reduction of NO over Sol-gel Prepared In2O3-Ga2O3-Al2O3 Catalysts
Nitrogen monoxide selective reduction Propene Gallium oxide catalyst
2009/7/24
The catalytic activity of Ga2O3-Al2O3 for the selective reduction of NO with propene was inhibited by the presence of H2O, whereas the catalytic activity of In2O3-Ga2O3-Al2O3 was significantly promot...
Hydrogenation of Dicarboxylic Acid Diesters to Corresponding Dialdehydes over ZrO2 Based Catalysts (Part 2) Analysis of Catalyst Surface Using Diffuse Reflectance FT-IR and CP/MAS 13C-NMR Spectroscopy
Diester hydrogenation Zirconia catalyst FT-IR Reaction mechanism
2009/7/24
The adsorption species on ZrO2 or Cr-ZrO2 catalyst in the hydrogenation of dimethyl benzenedicarboxylates as well as benzoic acid were characterized by diffuse reflectance FT-IR and CP/MAS 13C-NMR spe...
Photocatalytic Degradation of Organic Compounds on TiO2 Powders —FT-IR Investigation of Surface Reactivity and Mechanistic Aspects—
Photodegradation Organics Titanium (IV) oxide TEM
2009/7/24
This review examines a series of studies investigating the molecular phenomena occurring on the surface of TiO2, in the dark and under ultra violet spectroscopy (UV) irradiation, in processes intended...
Fischer-Tropsch Synthesis over Metal-promoted Co-Ir-SiO2 Catalysts Prepared by the Alkoxide Method
Additive Alkoxide method Cobalt catalyst Fischer-Tropsch reaction
2009/7/23
A series of metal-promoted 20 wt%Co-0.5 wt%Ir-SiO2 catalysts was prepared by the alkoxide method, and the effects of additives (MOx; M = K, Cr, Al, Ce, La, and Mn) on the catalysis of Fischer-Tropsch...