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Characterization of Carbonaceous Compounds Deposited on NiMo Catalyst Used for Ultra Deep Hydrodesulfurization of Gas Oil by Means of Temperature-programmed Oxidation Method
Ultra deep hydrodesulfurization Catalyst deactivation Carbonaceous deposit
2009/7/24
Ultra deep hydrodesulfurization (HDS) of several types of gas oil were performed over NiMo catalyst under various conditions and the carbonaceous deposits on the spent catalysts were characterized by...
Formation of Free Sulfur in Hydrodesulfurized Gas Oil—Precautions for Pilot Test of Ultra Deep Hydrodesulfurization Catalysts—
Ultra deep hydrodesulfurization Free sulfur Hydrogen sulfide Light gas oil
2009/7/24
Special precautions for evaluating ultra deep gas oil hydrodesulfurization catalysts in the pilot plant were investigated. Analysis using gas chromatograph atomic emission detector (GC-AED) and GC-MS...
Ultra-deep Hydrodesulfurization and Aromatics Hydrogenation of Diesel Fuel over a Pd-Pt Catalyst Supported on Yttrium-modified USY
Palladium-platinum catalyst USY zeolite Yttrium modification
2009/7/23
Bimetallic palladium-platinum catalyst supported on yttrium-modified ultrastable Y (USY) zeolite, Pd-Pt/Y-USY, showed high activity and stability for deep hydrodesulfurization (HDS) and hydrodearomat...