The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 12, 2011
Filed:
Sep. 27, 2006
Brian S. Turk, Durham, NC (US);
Santosh K. Gangwal, Cary, NC (US);
Raghubir P. Gupta, Durham, NC (US);
Brian S. Turk, Durham, NC (US);
Santosh K. Gangwal, Cary, NC (US);
Raghubir P. Gupta, Durham, NC (US);
Research Triangle Institute, Research Triangle Park, NC (US);
Abstract
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 ZnAlO); free alumina in an amount of from about 5 wt % to about 25 wt % (calculated as AlO); and iron oxide in an amount of from about 10 wt % to about 30 wt % (calculated as FeO); 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.