Search U.S. government technical reports digitized or harvested by TRAIL.
Studies of incipient combustion and its detection
Iterative approximation techniques for microseismic source location
Techniques for applying belt dressing
Polymeric sealant used to stop shale degradation in coal mines
Continuous recorder to monitor mine roof displacement
Coal surface mining reclamation costs in the Western United States
Mechanized longwall mining :a review emphasizing foreign technology
Flotation study of refractory coals
Infrared spectral radiances and explosion properties of inhibited methane-air flames
Quenching methane-air ignitions with water sprays
Respirable dust survey of an underground oil shale mine and associated milling facility
Mineral industry in early America
Smelting cement copper in an electric-arc furnace
Humidity :a cyclic effect in coal mine roof stability
Extracting uranium from low-grade ore from the Coso Mountains, Calif.
Low-temperature heat capacities and enthalpy of formation of copper difluoride (CuF₂)
Effect of duct fire on the ventilation air velocity
Jet fan effectiveness as measured with SF₆ tracer gas
Coal mine floor heave in the Beckley coalbed,an analysis
Methane accumulations in coal mine roof cavities
Effects of time between exposure and support on mine roof stability, Bear Coal Mine, Somerset, Colo.
Linear polarization measurements at high temperatures in hypersaline geothermal brines
Direct substitution of sulfur for asphalt in paving materials
Desulfurization of various midwestern coals by flotation
Dry-process-sprayed coal mine sealants,an updated progress report
Dehydrating magnesium chloride by double-salt decomposition
Aqueous electrolysis of lead chloride
Methane emissions from gassy coals in storage silos
Carbon-in-pulp silver adsorption from cyanide leach slurries of a silver ore
Foam stimulation to enhance production from degasification wells in the Pittsburgh coalbed
Prediction of failures in mines -an overview
Gas-sampling capability of vacutainers
Copper and silver recovery from a sulfide concentrate by ferrous chloride-oxygen leaching
Beneficiation of western Mesabi range oxidized taconite
Methane drainage study in the Sunnyside coalbed, Utah
Sulfuric acid extraction technique for recovering zinc and sulfur from sphalerite
Cobalt and nickel recovery from Missouri lead belt chalcopyrite concentrates
Sources of metals in the combustible fraction of municipal solid waste
Experimental studies on the origin and accumulation of coalbed gas
Radon daughter mixture distributions in uranium mine atmospheres
Inmine fire tests of mine shaft fire and smoke protection systems
State severance taxes on nonfuel minerals as of January 1. 1978
Thermodynamic data on the amphibole asbestos minerals amosite and crocidolite
Longer-than-seam-height drill development program
Effect of water sprays for respirable dust suppression with a research continuous-mining machine
Design requirements for uranium ion exchange from acidic solutions in a fluidized system