Boiler and low-NOx combustion method
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United States of America Patent
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Jan 19, 2010
Grant Date -
Aug 10, 2006
app pub date -
Feb 9, 2006
filing date -
Feb 10, 2005
priority date (Note) -
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Abstract
, a reduction in NOx, and a reduction in CO. The present invention provides a boiler including: a premixed gas burner, and water tubes in close proximity to the premixed gas burner, characterized in that the premixed gas burner ejects a premixed gas toward the water tubes at a predetermined angle; and the boiler further includes a fuel supply portion capable of supplying at least one of a gas fuel and a premixed gas provided at a position on a downstream side of and spaced apart by a predetermined distance from the premixed gas burner.
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