Search U.S. government technical reports digitized or harvested by TRAIL.
Probability of resistive spark ignition caused by very low currents
Pioneering studies on the flotation of corundum from a Montana gneiss
Numerical prediction of cobalt sorption in a continuous ion-exchange column
Silver-catalyzed oxidative leaching of an arsenical copper sulfide concentrate
Development of rapid-setting inorganic grouts
Nonferrous waste as a source of zinc for electrogalvanizing
Economic evaluation methodology
A laboratory comparison of drag cutting methods in hard rock
International mining cost indexation system :indexes for 96 countries
Analyses of natural gases, 1986
A critique of the dust explosibility index :an alternative for estimating explosion probabilities
Analyses of natural gases, 1917-85
True flammable gas detecting system
Low-frequency vibrations produced by surface mine blasting over abandoned underground mines
Bolt anchorage with gypsum-plaster water capsule cartridges
Pillar load transfer associated with multiple-seam mining
Analysis of rock chips produced during water-jet-assisted cutting
Cobalt and nickel from lead-smelter matte :purification of leach liquor
Acoustic emission monitoring of fracture development
Test apparatus for measuring sound power levels of drills
Large-scale testing of the ripper fragmentation system
In situ comparison of radical and point-attack bits
International regulation of diesel engine use underground :a country-by-country synopsis
Continuous flotation testing to recover cobalt from Missouri lead ores
Coal mine hazard detection using in-seam ground-penetrating-radar transillumination
Clay veins :their occurrence, characteristics, and support
Fugitive dust control for haulage roads and tailing basins
Survey of nuisance and biologically active dusts in metal and nonmetal mines
Estimation of remaining lode gold endowment in selected mining districts of Alaska
Natural and synthetic zeolites
Reducing dust exposure of workers during bag stacking in enclosed vehicles
Assessment and determination of illumination needs for operators of mobile surface mining equipment
Human factors contributing to groundfall accidents in underground coal mines :workers' views
An analysis of off-highway haulage truck maintenance and repair accidents, 1978-84
Spontaneous combustion fire detection for deep metal mines
Evaluation of selected lode gold deposits in the Chugach National Forest, Alaska
Human engineering and human resources management in mining :proceedings
Foreign direct investment in the U.S. minerals industry
Causes of coal miner absenteeism
Recovery of critical metals by carbonyl processing