Richard G. Sandberg

Recovery of Silver, Gold, and Lead from a Complex Sulfide Ore Using Ferric Chloride, Thiourea, and Brine Leach Solutions

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Cobalt and Nickel Removal from Zinc Sulfate Electrolyte by Solvent Extraction and Precipitation Techniques

Sphalerite concentrates prepared during processing of Missouri lead ores contain small percentages of cobalt and nickel which adversely affect zinc el...

Selective Elution of Mercury, Silver, and Gold from Strong-base Anion-exchange Resins

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Selective Electrowinning of Mercury from Gold Cyanide Solutions

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Calcium Sulfide Precipitation of Mercury During Cyanide Leaching of Gold Ores

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Effects of Impurities in Electrolytes on Electrowinning of Lead from Lead Chloride

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Calcium Sulfide Precipitation of Mercury from Gold-silver-cyanide Leach Slurries

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Directional Drilling for Coalbed Degasification

Program Goals and Progress in 1978

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Reactivity of ANFO with Pyrite Containing Weathering Products

Evaluation of Additional Inhibitors

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