North, Oliver <br/><br/>
Mineral processing patents issued 1965 

 - New Jersey:   Noyes Development Corporation,   1966 
 - 139p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Patent
<br/><br/><label>Subjects--Index Terms: </label>Acid leaching 
<br/><br/><label>Universal Decimal Class. No.: </label>622.7(088.8)  / K6