Author: | Engel, A. L. |
---|---|
Additional Authors: | Heinen, H. J. |
Year: | 1950 |
Document Type: | BMRA |
Issuing Agency: | U.S. Dept. of the Interior, Bureau of Mines, |
SUDOC: | I 28.23:4670 |
Series: | Report of investigations / United States Department of the Interior, Bureau of Mines ; |
Report Number: | 4670 |
Subjects: | Flotation |
Cyanide process | |
Ore-dressing | |
Copper ores--Montana | |
Gold ores--Montana | |
Link: | https://hdl.handle.net/2027/mdp.39015078503623 |