Lignite recovery of cobalt [3-plus] from an ammoniacal ammonium sulfate solution /
by G.J. Slavens ... [ et al.].
- [Avondale, Md.] : U.S. Dept. of the Interior, Bureau of Mines, [1984]
- 12 p. : ill. ; 28 cm.
- Report of investigations ; 8870 .
- Report of investigations (United States. Bureau of Mines) ; 8870. .