Extraction of Manganese from Georgia Umber Ore by a Sulfuric Acid-ferrous Sulfate Process (in Two Parts).

Countercurrent-decantation extraction and agglomeration of leached residue tests. 1

by C. E. Arthur, Dean W. Boley, Dunham James T., Francis X. Tartaron, George Cletus Price, Gilbert M. Farrior, Glenn L. Cook, Harry R. Nicholls, Herbert P. LeVan, J. L. Eakin, J. M. Stuve, Jerry B. F. Champlin, John W. Thatcher, Larry A. Haas, Martin H. Stanczyk, Philip G. Burkhalter, Ronald Barany, S. E. Khalafalla, Wilbur I. Duvall, Clifford W. Schultz, Don R. Thompson, Edward George Davis, Frank Badda, Frederick E. Armstrong, G. U. Dinneen, H. R. Johnson, Ignatz L. Feld, Joseph M. Pugliese, L. E. D. Pease, Lanford H. Adami, Verne E. Hooker, William Joseph Campbell, Francis E. Brantley, P. G. Barnard, T. N. Rushton, W. E. Eckard, William K. Overbey