Sympsium / 
Sympsium on Low Temperature Carbonization of Non-caking coals and lignites and Briquetting of coal fines was held at the R.R.L. Hyderabad, during Nov. 20-22, 1961 
 - New Delhi :  Council of Scientific and Industrial Research,  1963 
 - 2v. ;  24 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Refractory materials<br/>Magnesium oxide<br/>Carbides
<br/><br/><label>Dewey Class. No.: </label>666.72