National seminar on fine practice processing 
/ 10-11 August, 1986 
 - Dhanbad:   Department of Fuel and Mineral Engineering,   1986 
 - 131p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Seminar
<br/><br/><label>Universal Decimal Class. No.: </label>622.7(082.2)  / M7.1