Phillips, Thomas A. <br/><br/>
Economic evaluation of a process for ferric chloride leaching of chalcopyrite concentrate / 
by Thomas A. Phillip. 
 - [Washington] :  U.S. Dept. of Interior, Bureau of Mines,  1976. 
 - [3], 22 p. :  ill. 
 - Information circular ;  8699 .
 - United States.  Bureau of Mines.  Information circular ;  8699. .
 - Information circular (United States. Bureau of Mines) ;  8699 .
<br/><br/> Item 637-A 
<br/><br/><label>LCCN: </label>91055158     
<br/><br/><label>Subjects--Topical Terms: </label><br/>Chalcopyrite.<br/>Hydrometallurgy.