Exhaust gas purifying catalyst
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United States of America Patent
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Jan 18, 1983
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N/A
app pub date -
Dec 8, 1980
filing date -
Jan 18, 1980
priority date (Note) -
Expired
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Abstract
Exhaust gas purifying catalyst characterized in that a carrier carries as the catalytic elements, a Pt-family element or elements containing over 50 weight % of Pt and an alkaline metal in proportions of 0.001.about.1 mole per 1 kg of catalyst; or the carrier carries Ce additionally.
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