American Chemical Society <br/><br/>
1 Symposium on Structure and Reactivity of Coal and Char 2 Symp on indirect Liquefactionof Caoal 3 Storch Award Symposium 4 Symposium on new Cokemking Processes Miniminzing Pollution 5 Symposium on coal Gasification Vol 20 No 3 & 4 and Index Vol 1- 

 -  American Chemical Society, U S A 
 - pp 204+270+72;   24*17 
<br/><br/><label>Dewey Class. No.: </label>F551/N75/B09436