Device for supplying air to the combustion chamber of a boiler furnace designed for normal operation with natural gas and emergency operation with fuel oil
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United States of America Patent
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Feb 16, 1988
Grant Date -
N/A
app pub date -
Mar 11, 1987
filing date -
Mar 14, 1986
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A boiler furnace normally used for firing natural gas and designed for temporary operation with an emergency fuel consisting of fuel oil is equipped with a device which makes use of blowers for delivering air to the burners. The device includes in particular an auxiliary blower for delivering a supplemental air flow to the burners while they are being used for firing fuel oil. No provision is made for recycling of flue gases in the flue-gas removal circuit and the burners are preferably of a tiltable type.
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