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Attrition resistant, zinc titanate-containing, reduced sulfur sorbents

United States Patent

November 2, 2004
View the Complete Patent at the US Patent & Trademark Office
The disclosure is directed to sorbent compositions for removing reduced sulfur species (e.g., H.sub.2 S, COS and CS.sub.2) a feed stream. The sorbent is formed from a multi-phase composition including a zinc titanate phase and a zinc oxide-aluminate phase. The sorbent composition is substantially free of unreacted alumina.
Vierheilig; Albert A. (Savannah, GA), Gupta; Raghubir P. (Durham, NC), Turk; Brian S. (Durham, NC)
Research Triangle Institute (Research Triangle Park, NC), Intercat, Inc. (Sea Girt, NJ)
09/ 541,204
April 3, 2000
This invention also was made with United States Government support under Grant number DE-FG02-96ER82189 awarded by the Department of Energy. Consequently, the United States Government has certain rights in this invention.