Catalyst for removing hydrocarbons from exhaust gas and method for purification of exhaust gas
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United States of America Patent
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May 13, 2008
Grant Date -
Nov 25, 2004
app pub date -
May 4, 2004
filing date -
Mar 9, 1998
priority date (Note) -
Expired
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Abstract
A catalyst for removing hydrocarbons from exhaust gas containing methane and an excess of oxygen, which comprises palladium or palladium/platinum supported on at least one carrier selected from zirconia, sulfated zirconia and tungsten-zirconia, and a method for treating exhaust gas using the catalyst.
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