Catalytic process for nitrogen oxides reduction by multi-injection and use thereof
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United States of America Patent
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Issued Date -
Jan 6, 2005
app pub date -
May 6, 2004
filing date -
May 7, 2003
priority date (Note) -
Abandoned
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Abstract
Disclosed is a method of effectively removing nitrogen oxides contained in an exhaust gas from a combustion process with a stationary source and/or a mobile source using gases or liquid oils as a fuel, such as gasoline, kerosene and bio-diesel oil. More particularly, provided are an apparatus and a method of removing nitrogen oxides, in which a reducing agent is sprayed into the exhaust gas passing through an alumina-promoted silver catalyst installed at the flow path of the exhaust gas.
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