Khalafalla, S. E. <br/><br/>
Selective extraction of metals from Pacific sea nodules with dissolved sulfur dioxide / 
by S. E. Khalafalla and J. E. Pahlman. 
 - [Washington, DCA.] :  U.S. Dept. of the Interior, Bureau of Mines,  1981. 
 - ii, 26 p. :  ill. 
 - Report of investigations ;  8518 .
 - Report of investigations (United States. Bureau of Mines) ;  8518. .
<br/><br/><label>LCCN: </label>91034038     
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ocean mining--Pacific Ocean.<br/>Marine mineral resources--Pacific Ocean.<br/>Sulphur dioxide.