Search
Search U.S. government technical reports digitized or harvested by TRAIL.
Keyword Search
10066 results returnedSearch results
- The present status of the mineral industry
- Mining laws of Switzerland
- Coal-Mine Accidents in the United States: 1931
- Metal-Mine Accidents in the United States During the Calendar Year 1931
- Iron Oxide Mineral Pigments of the United States
- Accident experience of four Louisiana petroleum refineries
- Working an underground mine 6 years without lost-time accidents
- Mining, treatment methods, and costs at the western Indiana Gravel Co.'s plant no. 1, Lafayette, Ind.
- Mining laws of British North Borneo
- List of permissible mine equipment
- Mining laws of Luxembourg
- Explosions in Pennsylvania coal mines, 1870-1932
- Accident experience and costs in Colorado metal mines
- Mining laws of French Equatorial Africa, West Africa, Cameroun, and Togo
- Milling methods and costs at the Golden Cycle Mill, Colorado Springs, Colo.
- Accidents at metallurgical works in the United States during the calendar year 1932
- Mining laws of Ceylon
- Table cleaning of fine coal from the Thompson and Woodstock beds of the Cahaba Field, Alabama
- Some physical properties and characteristics of fuse
- Formulas for designing natural-gas pipe-line systems consisting of parallel lines
- Progress report - metallurgical division.
- Classification and tabling of Alabama red iron ores
- Trade trends in the lime industry
- Summary of experimental data on laboratory oxidation of crude oils :with particular reference to air repressuring
- Progress report - metallurgical division.
- Progress report - metallurgical division.
- Survey of fuel consumption at refineries in 1934
- Progress report - metallurgical division.
- Progress report - metallurgical division.
- Progress report - metallurgical division.
- Soluability of carbon in iron-manganese-silicon alloys
- Detailed statistical microscopic analyses of the ore and mill products of the Silver King flotation concentrator, Park City, Utah
- A study of the properties of Texas - New Mexico polyhalite relating to the extraction of potash.
- A study of some seismometers
- Review of Illinois coal-mine fatalities for 1933
- Ore-dressing bibliography, 1931-1932
- Manganese :its occurrence, milling, and metallurgy : part IV
- Summary of ore-mining cost data
- Trends in practice and costs of concentrating copper ores
- Value of the cooperative method in first-aid training
- Safety conditions in Liberty Mine, Liberty Fuel Co., Latuda, Utah
- Greensand
- Placer mining in the western United States :part 1. general information, hand-shoveling, and ground-sluicing
- Placer mining in the western United States :part II. Hydraulicking, treatment of placer concentrates, and marketing of gold
- Progress report - metallurgical division.
- The flotation of Alabama graphite ores
- Temperature-viscosity measurements in the systems CaO-SiO₂and CaO-SiO₂-CaF₂
- Dry cells and their application to mining
- Natural-gasoline plants in the United States :January 1, 1934
- Safety in mining in 1933