Flue gas treatments to reduce NOx and CO emissions
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United States of America Patent
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Issued Date -
May 6, 2004
app pub date -
Aug 13, 2003
filing date -
Aug 13, 2002
priority date (Note) -
Abandoned
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Abstract
The invention provides compositions and methods to reduce NOx emissions from the flue gas of a fluid catalytic cracking (FCC) unit. The invention also provides methods for reducing CO emissions from the regenerator and/or the flue of an FCC unit. The compositions of the invention comprise copper and/or cobalt and a carrier. The carrier can be, for example, hydrotalcite like compounds, spinels, alumina, zinc titanate, zinc aluminate, zinc titanate/zinc aluminate, and the like.
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