Use of ferrous sulfide suspension for the removal of mercury from flue gases
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United States of America Patent
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May 19, 2015
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Feb 28, 2014
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Feb 28, 2014
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Abstract
A ferrous sulfide suspension that includes at least FeSm and Al(OH)3 and which can be used to reduce mercury emissions in flue gases. Through a combination of complex chemical reactions, precipitation, co-precipitation, and surface adsorption the ferrous sulfide suspension of the present invention effectively removes mercury from gaseous streams while concurrently preventing mercury re-emission.
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