Search U.S. government technical reports digitized or harvested by TRAIL.
Carbonizing Properties of American Coals: Index of Coals Tested by the Bureau of Mines
Barrier Pillars in Wyoming Basin, Northern Field: Anthracite Region of Pennsylvania
Coal-Mine Bumps: Some Aspects of Occurence, Cause and Control
Injury Experience in the Coking Industry, 1951
Sponge Iron and Direct-Iron Processes
Surface-Water Seepage into Anthracite Mines in the Southern Field: Anthracite Region of Pennsylvania
Bibliography of Bureau of Mines Investigations of Coal and its Products, 1945 to 1950
National Motor-Gasoline Survey: Winter 1953-54
National Motor-Gasoline Survey: Summer 1953
Heat and free energy data for titanates of iron and the alkaline-earth metals
Graph of components in Gibbsite-kaolinite-type bauxite
Permissible mine equipment approved during the calendar years 1953-54
Synthetic liquid fuelsannual report of the secretary of the interior for 1954.
Investigation of Chippewa Copper-nickel Prospect near Rockmont, Douglas County, Wis.
Frictional ignition of gas by mining machines
Analyses of tipple and delivered samples of coal :(collected during the fiscal year 1953)
National annual diesel-fuel survey :1955
Investigation of accident involving titanium and red fuming nitric acid, December 29, 1953
Petroleum refineries, including cracking plants, in the United States, January 1, 1955
Supplemental bibliography on investment and operating costs for chemical and petroleum plants
Petroleum and natural gas-research program, Bureau of Mines, fiscal year 1953
Preventing coal-mine fires caused by electrical equipment
Frost-control practices and the prospective use of anthracite
National survey of burner fuel oils, 1955
A constant-temperature system for the range room temperature to -320©�F.
Effect of oil viscosity on the recovery of oil by water flooding
Synthetic liquid fuelsannual report of the secretary of the interior for 1954.
Ultrasonic inspection of arc-cast zirconium and its alloys
Beneficiation of western phosphate ores
Electric smelting of ilmenite concentrates from Valley County, Idaho
Beneficiation studies of columbium-tantalum-bearing minerals in alluvial black-sand deposits
A study of the tungsten potential in Boulder County, Colo.
Conversion tables for fluorescent x-ray spectroscopy
Uranium mining on the Colorado plateau