A sorbent for use in removing sulfur contaminants from hydrocarbon feedstocks is provided, wherein the sorbent contains zinc aluminate in an amount of at least 40 wt % (calculated as ZnAl.sub.2O.sub.4); free alumina in an amount of from about 5 wt % to about 25 wt % (calculated as Al.sub.2O.sub.3); and iron oxide in an amount of from about 10 wt % to about 30 wt % (calculated as Fe.sub.2O.sub.3); wherein each of the free alumina and iron oxide are present in non-crystalline form as determined by X-ray diffraction analysis, and a method for producing the sorbent and method for using the sorbent to reduce sulfur contaminants in hydrocarbon feedstocks.
Regenerable sorbents for removal of sulfur from hydrocarbons and processes for their preparation and use
Turk, B., Gangwal, S., & Gupta, R. (2011). IPC No. U.S. Regenerable sorbents for removal of sulfur from hydrocarbons and processes for their preparation and use. (U.S. Patent No. 7923410). http://patft.uspto.gov/netacgi/nph-Parser?patentnumber=7923410