Horizontal type coke ovens
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Aug 5, 1980
Grant Date -
N/A
app pub date -
May 10, 1978
filing date -
May 10, 1978
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
In a horizontal type coke oven, high temperature waste gas generated in a heating flue chamber and containing nitrogen oxides is discharged into a regenerator. There are provided nozzle openings for injecting ammonia or ammonia precursor to the high temperature waste gas at a position where the temperature of the waste gas is about 750.degree.-1000.degree. C. so as to reduce the nitrogen oxides in the waste gas with the ammonia or ammonia precursor.
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Cited Art Landscape
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