H.S. RAY <br/><br/>
EXTRACTION OF NONFERROUS METALS 

 - NEW DELHI  AFFILIATED EAST WEST PRESS  1985 
 - X, 531P 
<br/><br/><label>ISBN: </label>81-85095-63-9  395/- 
<br/><br/><label>Subjects--Topical Terms: </label><br/>600 Technology--669 Metallurgy--660 Chemical engineering
<br/><br/><label>Dewey Class. No.: </label>669/RAY/EXT