Haskett, P.R. <br/><br/>
Copper recovery from chalcopyrite by a roast leach procedure (BM-TPR 67) 
Haskett, P.R. 
 - Washington  Bureau of mines  1973 
<br/><br/><label>Subjects--Topical Terms: </label><br/>LIXIVIACION<br/>COBRE
<br/><br/><label>Universal Decimal Class. No.: </label>1973