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03/06/08 | 23 views | #20080053071 | Prev - Next | USPTO Class 602 | About this Page  602 rss/xml feed  monitor keywords

System and method for reducing nox emissions

USPTO Application #: 20080053071
Title: System and method for reducing nox emissions
Abstract: An exhaust system, comprising of a first emission control system in the exhaust system, said emission control system having a at least a first region and a second region, said second region physically segregated from the first region and at least partially downstream of the first region, said first region including a precious metal component dispersed on a metal oxide support that stores NOx and said second region including a precious metal component and a NOx sorbent component dispersed on a metal oxide support, where said second region includes more of said NOx sorbent component than said first region; and a second emission control system including an SCR catalyst coupled downstream of said first emission control system. (end of abstract)
Agent: Alleman Hall Mccoy Russell & Tuttle, LLP - Portland, OR, US
Inventors: Karen Adams, Lifeng Xu
USPTO Applicaton #: 20080053071 - Class: 60286 (USPTO)


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