US Patent 7241929 Desulfurization and sorbents for same
Patent 7241929 was granted and assigned to ConocoPhillips on July, 2007 by the United States Patent and Trademark Office.
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Attrition resistant, sorbent compositions for the removal of elemental sulfur and sulfur compounds, such as hydrogen sulfide and organic sulfides, from cracked-gasoline and diesel fuels are prepared by the impregnation of a sorbent support comprising zinc oxide, expanded perlite, and alumina with a promoter such as nickel, nickel oxide or a precursor of nickel oxide followed by reduction of the valence of the promoter metal in the resulting promoter metal sorbent support composition. Also disclosed is a composition comprising desulfurized, cracked-gasoline wherein the desulfurized cracked-gasoline comprises less than about 1 ppmw thiol compounds and less than about 1 ppmw tetrahydrothiophene compounds.
US Patent 07241929 Desulfurization and sorbents for same US Patent 7241929 Desulfurization and sorbents for same
US Patent 07241929 Desulfurization and sorbents for same
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