Exhaust gas purifying catalyst
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United States of America Patent
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Aug 3, 2004
Grant Date -
Feb 7, 2002
app pub date -
Jun 22, 2001
filing date -
Jun 28, 2000
priority date (Note) -
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Abstract
A catalyst is provided that is capable of efficiently purifying NO.sub.x contained in a lean atmosphere containing moisture. The exhaust gas purifying catalyst contains a composition obtained by physically mixing a composite oxide containing zirconium and manganese and/or cobalt with a zeolite.
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