Search U.S. government technical reports digitized or harvested by TRAIL.
Are flame safety lamps suitable for detecting petroleum vapors?
Bentonite :its properties, mining, preparation, and utilization
Production of explosives in the United States :during the calendar year 1927
A study of the less volatile oils in Salt Creek (Wyo.) crude
Production of high-alumina slags in the blast furnace
Thermodynamic properties of oxygen and nitrogen
Methods of dealing with paraffin troubles encountered in producing crude oil
Permissible single-shot blasting units
Accidents at metallurgical works :during the calendar year 1926
Studies in the fractional distillation of crude petroleum
The determination of carbon monoxide in mines with the "iodine pentoxide" detector
Accident-prevention measures at the Moctezuma Copper Co.
Work of the experiment stations of the Bureau of Mines
Mine rescue organization in the Coeur d'Alene mining district, Idaho
Form of report for underground accidents
Russian papers on measurements of terrestrial radioactivity
Exports of mineral oils from Gulf Coast ports in 1927
The mining of gilsonite in Utah
Recent developments in the production of motor fuels from coal
Copper milling research in Michigan
The retreatment of Comstock tailings
Coal-Mine Fatalities in the United States, 1927
Metal-Mine Accidents in the United States During the Calendar Year 1926
Quarry Accidents in the United States During the Calendar Year 1926
Precipitation of Lead and Copper from Solution on Sponge Iron
The dissolution of cuprite in sulfuric acid and in ferric sulfate solution
Xylenols and higher phenols that have been found in primary tars
Permissible explosives :a study of test data
Coke as a domestic heating fuel
Ore size and blast-furnace economy
The 1, 3-dimethyl-5-phenoxyacetic acid and the 1, 2-dimethyl-3-phenoxyacetic acid
A system of accounts for the slate industry
Rock-dust barriers for coal mines
Flow of gas in blast-furnace shaft
Method for comparison of the size of materials used in blast-furnace burdens
Reaction of metallic iron and copper sulphate in the flotation of sphalerite
Abnormal pressures in explosion-proof compartments of electrical mining machines
Dynamites :their propulsive strength, rate of detonation, and poisonous gases evolved
Coal-dust explosions in mines :causes, effects, and recommendations for prevention
Centrifugal concentration :its theory, mechanical development and experimental results
The relation of table feed preparation to table efficiency