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Reduction of phosphorus content in iron ore and concentrate from Iron Mountain, Mo.

Investigation of the Dempsey zinc-lead mine, Washington County, Mo.

Laboratory concentration of complex sulfide-oxide ore from Shenandoah-Dives mine, Silverton, Colo.

Investigation of concentration sections at the Central mill of the Eagle-Picher Mining & Smelting Co., Cardin, Okla.

Metallurgical investigations of the recovery of zinc and iron sulfides from the Gray zinc-iron deposit, Galena, Ill.

Pilot-plant concentration of Arkansas aluminum ores

Published Year

• 1940-1949 (6) *

Subject

• Aluminum (1)
• Iron ore--Phosphorus content--Missouri (1)
• Iron ores--Illinois--Jo Daviess County (1)
• Lead mines and mining--Missouri--Washington County (1)
• Lead--Colorado--Silverton (1)
• Ore-dressing (1)
• Ore-dressing plants--Oklahoma (1)
• Zinc mines and mining--Missouri--Washington County (1)
• Zinc mines and mining--Oklahoma (1)
• Zinc ores--Illinois--Jo Daviess County (1)

Author

• Kenworthy, H. (6) *
• Fine, M. M. (2)
• Calhoun, W. A. (1)
• Howe, E. G. (1)
• Kennedy, J. S. (1)
• McMillan, W. D. (1)
• Runke, S. M. (1)

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