Beneficiation by flotation of Willamette valley limestones of Oregon
By: by J.B. Clemmer and B.H. Clemmons of the United States Department of the interior, Bureau of mines in cooperation with Oregon State department of geology and mineral industries
Contributors: Clemmons, B. H. (Ballard H.), 1909-1967, author
Series: Oregon. State Dept. of Geology and Mineral Industries. GMI short paper -- no. 4; GMI short paper -- no. 4.
Published: 1940
Place of publication: [Portland]
Language: eng
Subjects: Limestone; Flotation