Limiting the presence of the oxides of nitrogen in regenerative heating systems
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United States of America Patent
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Sep 18, 1990
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app pub date -
Oct 6, 1989
filing date -
Dec 19, 1985
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Abstract
The presence of the oxides of nitrogen in the exhaust gas leaving a regenerator is limited by injecting water or water vapor into the regenerator 1 during its firing phase and causing the water or water vapor to reach the combustion chamber 26 of the regenerator 1 by way its heat storage bed 11 which has been preheated during a previous heat collecting phase.
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