Browse TRAIL Inventories

Timbering regulations in certain coal mines of Pennsylvania, West Virginia, and Ohio

Resistivity measurements of oil-bearing beds

The Wire Saw in slate quarrying

Acceleration of extraction of soluble copper from leached ores

Ignition of natural gas-air mixtures by heated surfaces

Production of explosives in the United States :during the calendar year 1929

Re-treatment of mother lode (California) carbonaceous slime tailings

Chemistry of leaching covellite

Analyses of Maryland coals

Coke-oven accidents in the United States :during the calendar year 1928

How leakage of current from an electric shot-firing circuit causes misfires

Accidents at metallurgical works in the United States :during the calendar year 1928

A study of the lubricant fractions of Cabin Creek (W. Va.) petroleum

Intensities of odors and irritating effects of warning agents for inflammable and poisonous gases

Re-forming natural gas

Coke-oven accidents in the United States :during the calendar year 1929

Effect of sized ore on blast-furnace operation

Studies on determination of sulphur in gasoline

Production of explosives in the United States during the calendar year 1930

Analyses of Washington coals

Copper and zinc in cyanidation sulphide-acid precipitation

Electromagnetic absorption by rocks :with some experimental observations taken at the Mammouth Cave of Kentucky

Relationship between volatility and consumption of lubricating oils in internal-combustion engines

Influence of fractionation on distribution of sulphur in gasoline

Coke-oven accidents in the United States :during the calendar year 1930

Analyses of Wyoming coals

Separation and size distribution of microscopic particles:an air analyzer for fine powders

Bibliography of United States Bureau of mines investigations on coal and its products 1910-1930

Accuracy of manometry of explosions :comparative performance of some diaphragm-type explosion manometers when using hydrogen-air mixtures

Treating a complex ore :data from experimental work on ores in the Denver laboratories of the Complex ores recovery co.

Accidents at metallurgical works in the United States :during the calendar year 1929

Explosions in Washington coal mines

Chemistry of leaching bornite

Coal-mine safety organizations in Alabama

Deoxidation of steel with silicon

Entry of solutions into ores during leaching.

How to compute tables for determining electrical resistivity of underlying beds and their application to geophysical problems

Microscopic study of Elkhorn coal bed at Jenkins, Letcher county, Ky.

Deviation of natural gas from Boyle's law

Construction of master mechanical oscillator for testing seismic recorders and other allied apparatus

Oil prospecting in Kentucky by resistivity methods,

Results of some magnetic measurements on dikes,with experiments upon geophysical differentiation of nickel-ore deposits in the Sudbury district, Ontario, Canada

Carbonizing properties and constitution of washed and unwashed coal from Mary Lee bed, Flat Top, Jefferson County, Alabama

A study of high-manganese slags in relation to the treatment of low-grade manganiferous ores

Coke-oven accidents in the United States during the calendar year 1931

Analyses of Montana coals

Friability, slacking characteristics, low-temperature carbonization assay and agglutinating valur of Washington and other coals

Safety organizations at lake Superior iron mines

Falls of roof and coal in mines operating in the Pittsburgh coal bed in Marion and Monongalia counties, W. Va.

Carbonizing properties and constitution of Pittsburgh bed coal from Edenborn mine, Fayette County, Pennsylvania


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