Catalyst for the selective reduction of nitrogen oxides in waste gases and process for the manufacture of such a catalyst
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United States of America Patent
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Sep 22, 1987
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N/A
app pub date -
Feb 19, 1986
filing date -
Feb 19, 1985
priority date (Note) -
Expired
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Abstract
A catalyst for use with ammonia for the selective reduction of nitrogen oxides in waste gases. The catalyst comprises a mixture of substances which has high activity and selectivity with regard to nitrogen oxide conversion and high sorption capabilities with regard to ammonia, but low oxidation capabilities with regard to sulfur dioxide, ammonia, or similar substances. The invention also provides a process for the manufacture and use of such catalysts.
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