Preparation of Tungsten Carbide by Electrodeposition: Issue 2747

Comparison of Techniques for Electrowinning Tungsten from Scheelite

Recovery of Byproduct Heavy Minerals from Sand and Gravel Operations in Central and Southern California

Recovery of Platinum-group Metals from Stillwater Complex, Mont., Flotation Concentrates by Matte Smelting and Leaching

Laboratory Investigation of Sulfurous Acid Leaching of Kaolin for Preparing Alumina

Recovering Byproduct Heavy Minerals from Sand and Gravel, Placer Gold, and Industrial Mineral Operations

Recovering byproduct heavy minerals from sand and gravel, placer gold, and industrial mineral operations

Electrolytic Preparation of Tungsten Metal and Tungsten Carbide from Wolframite

Recovery of Byproduct Heavy Minerals from Sand and Gravel Operations in Oregon and Washington

Recovery of Scheelite and Byproduct Sphalerite from Western U.S. Tactite Ores

Recovery of Byproduct Heavy Minerals from Sand and Gravel Operations in Central and Southern California

Electrolytic Methods of Preparing Cell Feed for Electrorefining Titanium

Electrorefining Beryllium: Two-cycle Electrolysis

Electrorefining Beryllium: Operation of a Prototype Cell

Methods for Producing Titanium Lower Chlorides

Ferric Chloride-brine Leaching of Galena Concentrate

Flotation of Rare Earths from Bastnäsite Ore

Recovering Elemental Sulfur from Nonferrous Minerals: Ferric Chloride Leaching of Chalcopyrite Concentrate

Electrorefining Yttrium

Lime Roast-leach Method for Treating Chalcopyrite Concentrate