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- Leaching iron ores for phosphorus
- Leaching copper ores :advantages of wet-charging
- Method and costs of treatment at the Calumet & Hecla reclamation plant
- Factors involved in the heap leaching of copper ores
- Preparation of manganese electrolyte from manganese mattes and pure oxides
- Sulfur dioxide leaching tests on various western manganese ores
- Extraction of alumina from high-iron bauxites :pilot-plant tests employing the lime-soda sinter process
- Laboratory tests on percolation leaching of silica from bauxites
- A process for the recovery of gold from activated carbon by leaching and electrolysis
- Formation of dithionate and sulfate in the oxidation of sulfur dioxide by manganese dioxide and air
- Development of a chloride volatilization process for manganese ores from Aroostook County, Maine :progress report
- Percolation leaching of manganese ores with sulfur dioxide
- Caustic leaching of manganese flotation concentrate from Artillery Peak, Ariz.
- Acid-ferrous sulfate leaching of low-grade manganese carbonate and oxide ores, Cuyuna range, Minnesota
- Operation of a dithionate-process pilot plant for leaching manganese ore from Maggie Canyon deposit, Artillery Mountains region, Mohave County, Ariz.
- Acid leaching of oxidized copper ores by downward percolation
- Bacteria in mining and metallurgy :leaching selected ores and minerals ; experiments with thiobacillus thiooxidans
- Caustic sulfide leaching of mercury products
- Copper recovery from segregation-flotation concentrates by ammoniacal-ammonium carbonate leaching
- Bacterial leaching of manganese ores
- The desilication of caustic leach liquors containing alumina
- Recovery of zinc from ammoniacal-ammonium sulfate leach solutions
- Resource investigation and leaching study of manganiferous schists, Kings Mountain district, North and South Carolina
- Leaching Michigan copper ore and mill tailings with acidified ferric sulfate
- Radioactivity in alkaline leach milling processes
- Oxidation leaching of copper sulfides in acidic pulps at elevated temperatures and pressures
- Acid leaching of beryllium ore from Spor Mountain, Utah
- Extraction of alumina from ferruginous bauxite by a double-leach process
- Cost estimates and optimum conditions for continuous-circuit leaching of mercury
- Ammoniacal-ammonium carbonate leaching of manganiferous materials from the southern district, Aroostook County, Maine
- Metallurgical studies of rhodonite ores, Silverton district, Colorado :(In three parts).
- Alkaline leach processing of a subgrade calcareous uranium ore
- Leaching copper sulfide minerals with selected autotrophic bacteria
- Experimental caustic leaching of oxidized zinc ores and minerals and the recovery of zinc from leach solutions
- Extraction of manganese from Georgia umber ore by a sulfuric acid-ferrous sulfate process (in two parts).
- Copper extraction from a low-grade ore by ferrobacillus ferrooxidans :effect of environmental and nutritional factors
- Oxidation leaching of copper sulfides in ammoniacal pulps at elevated temperatures and pressures
- Recovery of manganese sulfate crystals from solution by submerged combustion evaporation and by thermal crystallization
- Extraction of alumina by leaching melted and quenched anorthosite in sulfuric acid
- Three chemosynthetic autotrophic bacteria important to leaching operations at Arizona copper mines
- An Evaluation of an ammonium sulfate leaching process for recovering manganese from Minnesota and Maine resources
- Experimental leaching of gold from mine waste
- Autoclave and ambient pressure leaching of Lake Superior manganiferous ores
- Tritiated water as a tracer in the dump leaching of copper
- Laboratory evaluation of some factors in cyaniding gold placers
- Recovery of cadmium and nickel from scrap batteries
- Improved cupric ammonium carbonate leaching of copper scrap
- Extraction of manganese from Georgia umber ores by a sulfuric acid-ferrous sulfate process (in two parts).
- Evaluation of the sulfatization-reduction process for recovering manganese and iron oxide pellets
- Simulated in situ leaching of copper from a porphyry ore