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- Processes for beneficiating Great Gossan Lead ores, Carroll County, Va.
- Heavy liquids and procedures for laboratory separation of minerals
- Continuous flotation of beryl from spodumene mill tailing, Foote Mineral Company, Kings Mountain, N.C.
- Heavy liquid cyclone concentration of minerals (in two parts).
- Heavy liquid cyclone concentration of minerals (in two parts).
- Continuous heavy liquid concentration of kyanite