Search U.S. government technical reports digitized or harvested by TRAIL.
Automatic fire protection for mobile underground mining equipment
New developments in personal lighting systems for miners
Historical summary of coal mine explosions in the United States, 1959-81
Aluminum availability--market economy countries :a mineral availability program appraisal
Aluminum from domestic clay via a chloride process :the state of the art
Updated process flowsheets for manganese nodule processing
Selected raw material requirements for Japan's specialty steel industry
Microseismic instrumentation developments :a tape triggering system and energy analyzer
Phosphate rock availability--domestic :a minerals availability program appraisal
Computerized, remote monitoring systems for underground coal mines :faults in power system
Examination of effluents generated from processing domestic laterites
Mineralogy and liberation characteristics of western Mesabi Range oxidized taconite
An analysis of 6x19 classification wire hoist rope
Application of inorganic ion exchangers to metallurgy
Laboratory tests for selecting wetting agents for coal dust control
Corrosion resistance of ceramic materials to hydrochloric acid
Drag bit cutting characteristics using sintered diamond inserts
Corrosion of selected metals and a high-temperature thermoplastic in hypersaline geothermal brine
Effect of potassium ethylxanthate degradation on flotation of chalcopyrite and molybdentie
A water elutriator system for recovering nonmagnetic metals from automobile shredder rejects
A digital instrumentation package for an improved torsion pendulum
Thermodynamic properties of pollucite (a cesium-aluminum-silicate)
Laboratory testing of compressed-oxygen self-rescuers for ruggedness and reliability
Health and safety in-house and contract research in fiscal year 1984
Analyses of natural gases, 1982
Toward development of a hard-rock mining machine--drag cutter experiments in hard abrasive rocks
Distribution and analyses of gold and silver in mechanically processed mixed electronic scrap
Vertical magnetic noise in the voice frequency band within and above coal mines
Resistance of selected refractories to mineral waste melts
Vanadium-uranium extraction from Wyoming vanadiferous silicates
Shaft furnace reduction-oxidation roasting of pelletized alunite dust
Cutting parameters affecting the ignition potential of conical bits
Neodecanoic acid as a Co³⁺ solvent extractant
Long-term effectiveness of deep mine sealing at Moraine State Park, Butler County, Pa.
Economic evaluation of a method to regenerate waste chromic acid-sulfuric acid etchants
Lime-gypsum processing of McDermitt clay for lithium recovery
Characterization of lateritic nickel ores by electron-optical and x-ray techniques
Control of longwall gob gas with cross-measure boreholes (upper Kittanning coalbed)
Reducing longwall tailgate workers' dust exposure utilizing water-powered scrubbers
Leaching aluminum from calcined kaolinitic clay with nitric acid
Stratification in water quality in inundated anthracite mines, eastern Pennsylvania
Economic evaluation of borehole and conventional mining systems in phosphate deposits
Cost estimate of the Bayer process for producing alumina, based on 1982 equipment prices
Costs and effects of environmental protection controls regulating U.S. phosphate rock mining