Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
March 3, 2009
Patent Application Number
10886778
Date Filed
July 8, 2004
Patent Primary Examiner
Patent abstract
A system for NOx reduction in combustion gases, especially from diesel engines, incorporates an oxidation catalyst to convert at least a portion of NO to NO2, a particulate filter, a source of reductant such as NH3 and an SCR catalyst. Considerable improvements in NOx conversion are observed.
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