Search
Search U.S. government technical reports digitized or harvested by TRAIL.
Keyword Search
10066 results returnedSearch results
- Analyses of Kentucky coals
- Smoke abatement
- The motor gasoline surveys of 1920 and 1921 :(a sequel to bulletin 191)
- Permissible explosives, mining equipment and apparatus approved prior to January 1, 1923
- Distribution of air in metal-mine ventilation with especial reference to flexible tubing methods
- Who pays for the accidents?
- Lifting costs at oil well properties
- Atmospheric conditions and physiological effects produced on trainmen by locomotive smoke in the Aspen and the Wahsatch tunnels of the Union Pacific Railroad
- Cooling of mine air
- Bibliography of magnesian cements
- Report of lignite carbonizing experiments conducted at Grand Forks in 1922
- The use of vapor-tight tankage in the oil fields
- The value of oxygen breathing apparatus to the mining industry
- Morbidity studies as an aid in preventing illness among miners
- The treatment of natural-gas gasoline to meet the doctor test
- Gasoline saved on government trucks by adjusting carburetors by exhaust gas analysis
- Metallurgical possibilities of the descloizite ores at Goodsprings, Nevada
- Coal analyses from twenty-five laboratories compared
- An economic study of the New Albany shale
- The reduction of iron oxides by fuel gases
- Physiological effect of high temperatures and humidities with and without air movement
- Rock loading at lime-plant quarries
- Quarry problems from the engineer's viewpoint
- Certain interfacial tension equilibria important in flotation
- Production of explosives in the United States during the calendar year 1922 :with notes on mine accidents due to explosives
- The universal and the fireman's gas masks
- Progress of investigations on liquid-oxygen explosives
- Carbon monoxide hazards from house heaters burning natural gas
- Mine rescue standards :a tentative study
- Metal-mine accidents in the United States :during the calendar year 1921
- Quarry accidents in the United States :during the calendar year 1921
- Accidents at metallurgical works in the United States :during the calendar year 1921
- Fires in steamship bunker and cargo coal
- Uses of water in the oil-shale industry :with particular reference to engineering requirements
- Anhydrous aluminum chloride
- Methods of decreasing evaporation losses of petroleum
- Comparative tests of by-product coke and other fuels for house-heating boilers
- Metal-mine fires
- Water-gas tar emulsions
- Tests of low-grade and complex ores in Colorado
- Dangers of and treatment for carbon monoxide poisoning
- Mining diatomaceous earth at Lompoc, California
- Explosives used in December, 1922
- Jet
- Combustion of powdered coal
- Hydrogen sulphide as an industrial poison
- Disastrous inflammation of coal dust in excavating a mine dump
- Oxygen-oil explosions.
- The use of highly volatile natural-gas gasoline as a refrigerant
- Drilling and broaching in slate quarries