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Hydrothermally stable, low-temperature NO.sub.x reduction NH.sub.3-SCR catalyst

United States Patent

March 24, 2015
View the Complete Patent at the US Patent & Trademark Office
Oak Ridge National Laboratory - Visit the Partnerships Directorate Website
A catalyst composition includes a heterobimetallic zeolite characterized by a chabazite structure loaded with copper ions and at least one trivalent metal ion other than Al.sup.3+. The catalyst composition decreases NO.sub.x emissions in diesel exhaust and is suitable for operation in a catalytic converter.
Narula; Chaitanya K. (Knoxville, TN), Yang; Xiaofan (Knoxville, TN)
UT-Battelle, LLC (Oak Ridge, TN)
13/ 404,071
February 24, 2012
STATEMENT REGARDING FEDERALLY SPONSORED RESEARCH The United States Government has rights in this invention pursuant to contract no. DE-AC05-00OR22725 between the United States Department of Energy and UT-Battelle, LLC.