Recrystallization of Chrome Spinel

Batch and Continuous-circuit Beneficiation of Western Phosphate Ores

Petrographic and Flotation Studies on the Meade Peak, Idaho, Phosphate Samples

Evaluation of Phosphate Fines from Southeastern Idaho

Laboratory Concentration of Seven Titanium-bearing Ores of the Pacific Northwest

Cost Estimates and Optimum Conditions for Continuous-circuit Leaching of Mercury

Beneficiation and Hydrometallurgical Treatment of Complex Mercury Sulfide Products

Effects of Certain Mineralogical Features on Phosphate Recovery

Removing Sulfur Dioxide from Flue Gases: Regeneration Rates for Alkalized Alumina, Issues 7478-7490

Alkalized-alumina Attritioning and SO2 Sorption Rates

Caustic Sulfide Leaching of Mercury Products

Flotation of Low-grade Mercury Ores

Precipitation and Electrodeposition of Mercury in Caustic Solutions

Flotation of Low-grade Mercury Ores

Mathematical Evaluation of SO2 Sorption-regeneration Reactions with Alkalized Alumina

Recrystallization of Chrome Spinel

Lake Superior Iron Resources: Reexamination of Nonmagnetic Taconite Occurrences in the Hibbing, Minn., Area by Flotation, Magnetic Separation, and Petrographic Methods, Issues 6981-7000

Eight-piece Concrete Sets for Small Mine Openings: A Progress Report, Issues 7270-7289

Studies of Coke Oven Width, Flue Temperature, and Coking Rate: Critical Survey of Literature ; Carbonizing Tests with Tuscaloosa Oven, Issues 5591-5600

Eight-piece Concrete Sets for Small Mine Openings: A Progress Report, Issues 7261-7280