Process for cleaning an exhaust gas
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United States of America Patent
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-
May 9, 1989
Issued Date -
N/A
app pub date -
Nov 30, 1987
filing date -
Aug 22, 1984
priority date (Note) -
Expired
status (Latency Note)
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Abstract
In a process for cleaning a waste gas containing various pollutants, the exhaust gas with the pollutants is introduced directly into a reduction reactor. In the reactor, the pollutants are reduced by ammonia. The catalyst used is iron oxide material or a mixed oxide material of iron oxide and chromium oxide, or a mixture of the mixture material of the mixed oxide material and the iron oxide material.
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