Burner
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United States of America Patent
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May 20, 2014
Grant Date -
Jun 16, 2011
app pub date -
Mar 27, 2009
filing date -
Aug 8, 2008
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A burner is arranged axially of a burner throat on a furnace wall and includes a nozzle body housed in a wind box and with a secondary air adjuster on a leading end of the nozzle body. The adjuster includes an end plate for defining together with a near-furnace side surface of the wind box a cylindrical space opened in an outer circumference thereof, a slide damper axially slidable for surrounding the cylindrical space, air vanes arranged at predetermined intervals and circumferentially of the cylindrical space for swirling a secondary air and drive means and for slide movement of the slide damper.
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