Tilyard, P. A. <br/><br/>
Recent developments in grinding and flotation at Bougainville Copper, Ltd., Papua New Guinea / 
P. A. Tilyard. 
 - [London?] :  Institution of Mining and Metallurgy,  1981. 
 - 7 p. :  ill. 
<br/><br/> "Manuscript received by the Institution of Mining and Metallurgy on 13 April 1981. paper published in Trans. Instn Min. Metall. (Sect.C: Mineral Process. Extr. Metall.) 90, Sept. 1981. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ore dressing--Papua New Guinea.<br/>Flotation