Backer, R. R. <br/><br/>
Fine coal-refuse slurry dewatering / 
by R.R. Backer and R.A. Busch. 
 - Washington :  U.S. Dept. of the Interior, Bureau of Mines,  [1981] 
 - 18 p. :  ill. ;  27 cm. 
 - Report of investigations ;  8581 .
 - Report of investigations (United States. Bureau of Mines) ;  8581. .
<br/><br/><label>LCCN: </label>81607041  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Coal mine waste--Dewatering.<br/>Slurry--Dewatering.
<br/><br/><label>LC Class. No.: </label>TN23  TN816  / .U43 no. 8581 
<br/><br/><label>Dewey Class. No.: </label>622 s  662.6/23 
<br/><br/><label>Gov. Doc. Class. No.: </label>I 28.23: