Stabilization of sodic fly ash of type f using calcium-based material

摘要: A treatment method for stabilizing a sodic fly ash to reduce their leachability which is provided by combustion process when sodium-based sorbent comes in contact with flue gas generated remove at least portion of pollutants contained the gas. The comprises contacting one additive comprising calcium. material obtained from step preferably dried. may be selected group consisting lime kiln, dust, fine limestone, quicklime, hydrated lime, dolomitic dolomite, selectively calcined and any mixture two or more thereof. particularly preferred kiln dust.