Flotation study of refractory coals
By: by Kenneth J. Miller.
Contributors: United States. Bureau of Mines.
Series: Report of investigations - Bureau of Mines ; 8224; Report of investigations (United States. Bureau of Mines) -- 8224.
Publisher: Dept. of the Interior, Bureau of Mines
Published: 1977
Place of publication: [Washington]
Language: eng
Number of pages: 12
Subjects: Coal preparation.; Flotation.
Notes: Bibliography: p. 12.