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METHOD FOR REMOVING SOOT FROM EXHAUST GASES

United States Patent Application

20160177794
A1
View the Complete Application at the US Patent & Trademark Office
A method for oxidizing soot from diesel exhaust gas from a diesel engine. The method involves providing a diesel particulate filter for receiving the diesel exhaust gas; coating a catalyst composition on the diesel particulate filter; and contacting the soot from the diesel exhaust gas with the catalyst coated diesel particulate filter at a temperature sufficient to oxidize the soot to carbon dioxide. The catalyst composition is a doped or undoped manganese oxide octahedral molecular sieve (OMS-2) material. A diesel exhaust gas treatment system that includes a diesel particulate filter for receiving diesel exhaust gas from a diesel engine and collecting soot; and a catalyst composition coated on the diesel particulate filter. The catalyst composition is a doped or undoped manganese oxide octahedral molecular sieve (OMS-2).
SUIB, Steven L. (Storrs, CT), DHARMARATHNA, D. A. Saminda (Vernon, CT), PAHALAGEDARA, Lakshitha R. (Willimantic, CT)
14/ 971,404
December 16, 2015
GOVERNMENT LICENSE RIGHTS [0002] This invention was made with government support under contract 5226640 awarded by U.S. Department of Energy. The government has certain rights in the invention.