Wise, W. S. <br/><br/>
Sovent treatment of coal 

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 - London  Mills and Boon  1971 
 - 55p.   
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<br/><br/><label>ISBN: </label>
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<br/><br/><label>Subjects--Index Terms: </label>Solvent treatment - Coal 
<br/><br/><label>Dewey Class. No.: </label>662.74:66.062