UNT Libraries Government Documents Department - 2 Matching Results
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- Manganese Investigations - Metallurgical Division: 8. Pyrometallurgical Studies of Manganese Ore
- Report issued by the U.S. Bureau of Mines on investigations conducted on manganese ore used for smelting. Experimental methods and results are presented. This report includes tables, and a photograph.
- Manganese Investigations - Metallurgical Division: 14. Hydrometallurgical Studies of Manganses Ores
- Report issued by the U.S. Bureau of Mines regarding laboratory tests conducted on acid leaching of manganese ore. Descriptions of the methods used in testing and results are presented. This report contains tables, and graphs.