Lien,  R.H <br/><br/>
Flue gas desulfurization by the modified citrate process. 

 -  United States, Bureau of Mines,  1979. 
 - 19p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>1. Flue gases- Purification.<br/>2. Desulphurization.<br/>3. Citric acid.