Carnahan, T.G <br/><br/>
Simulated in situ leaching of copper from a porphyry ore (BM-TPR 69) 
Carnahan, T.G 
 - Washington  Bureau of mines  1973 
<br/><br/><label>Subjects--Topical Terms: </label><br/>LIXIVIACION<br/>COBRE
<br/><br/><label>Universal Decimal Class. No.: </label>622.772