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Apparatus for photocatalytic destruction of internal combustion engine emissions during cold start

United States Patent

*** EXPIRED ***
July 14, 1998
View the Complete Patent at the US Patent & Trademark Office
Pacific Northwest National Laboratory - Visit the Technology Commercialization Program Website
A method and apparatus for the destruction of emissions from an internal combustion engine wherein a substrate coated with TiO.sub.2 is exposed to a light source in the exhaust system of an internal combustion engine thereby catalyzing oxidation/reduction reactions between gaseous hydrocarbons, carbon monoxide, nitrogen oxides and oxygen in the exhaust of the internal combustion engine.
Janata; Jiri (Richland, WA), McVay; Gary L. (Richland, WA), Peden; Charles H. (West Richland, WA), Exarhos; Gregory J. (Richland, WA)
Battelle Memorial Institute (Richland, WA)
08/ 717,036
September 20, 1996
This invention was made with Government support under Contract DE-AC06-76RLO 1830 awarded by the U.S. Department of Energy. The Government has certain rights in the invention.