System for processing mercury in flue gas
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United States of America Patent
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Apr 7, 2015
Grant Date -
Jun 13, 2013
app pub date -
Oct 15, 2010
filing date -
Oct 15, 2010
priority date (Note) -
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Abstract
A system for removing Hg contained in flue gas from a boiler, the system includes: a heat exchanger for performing heat exchange of the flue gas from the boiler; a precipitator for removing soot and dust in the flue gas; a wet desulfurization device for removing mercury oxide Hg2+ in the flue gas using an alkali absorbent; and; a removal assistant supply unit for supplying a removal assistant for removing impurities into a limestone and gypsum slurry that circulates through the wet desulfurization device.
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