Process for producing sodium bicarbonate for flue gas desulphurization
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United States of America Patent
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Jun 26, 2012
Grant Date -
Nov 18, 2010
app pub date -
Jan 6, 2009
filing date -
Jan 7, 2008
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Abstract
Process for producing sodium bicarbonate for purifying flue gases, according to which an aqueous solution containing sodium sulfate is subjected to electrodialysis to produce a sodium hydroxide solution and a sodium bisulfate solution, the sodium hydroxide solution being carbonated in order to obtain sodium bicarbonate.
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