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Low-temperature distillation tests of subbituminous coal from the Denver region coal field, Colorado

Progress reports - metallurgical division.

Progress reports - metallurgical division.

Progress reports - metallurgical division.

Estimate of natural-gas reserves from the Layton, Oolitic, and Oswego-Prue horizons in the Oklahoma City oil field

Beneficiation of spodumene by decrepitation

Cooperative fuel research motor-gasoline survey, summer 1936

Application of sand filters to oil-field brine-disposal systems

Analyses of crude oils from some fields of Michigan

The importance of adequate voltage for distribution systems in coal mines

Cooperative fuel research motor-gasoline survey, winter 1936-37

Production of explosives in the United States during the calendar year 1936

The national safety competition of 1936

Earth vibrations caused by quarry blasting :progress report 1

Hardening of mud sheaths in contact with oil, and a suggested method for minimizing their sealing effect in oil wells

Studies of roof movement in coal mines.

Sulphuric acid extraction methods for determining olefins and aromatics in hydrocarbon oils - optimum conditions and concentrations of acid

Progress reports - metallurgical division.

Analyses of crude oils from some of the more recently discovered Rocky Mountain fields

Bureau of Mines midget impinger for dust sampling

Quarry Accidents in the United States During the Calendar Year 1935

Coal-mine fires of electrical origin :their cause and prevention

Performance of a pulsator-type coal-washing jig

Burning of various coals continuously and intermittently on a domestic overfeed stoker

Annual report of the Explosives Division for the fiscal year 1936

Performance of a Baum-type coal-washing jig

Flotation and agglomerate concentration of nonmetallic minerals

Coal-mine explosions and coal- and metal-mine fires in the United States during the fiscal year ended June 30, 1937

Some pertinent information about mine gases

Federal placer-mining laws and regulations

Active list of permissible explosives and blasting devices approved prior to June 30, 1938

Control of dust from blasting by a spray of water mist

Bureau of Mines apparatus for determining the dew point of gases under pressure

Production of explosives in the United States during the calendar year 1937

Survey of fuel consumption at refineries in 1937

Cooperative fuel research motor-gasoline survey, summer 1938

Desalting crude petroleum :a review of the literature

The agglomerating index of coal

Progress reports :Metallurgical Division.

Truck vs. rail haulage in bituminous-coal strip mines

Survey of crude oil in storage, 1936-1937

Consumption of primary and secondary tin in the United States in 1936 and 1937

Progress reports--metallurgical division.

Porosity of the Sundance Sand in the Lance Creek oil field, Wyoming

Ventilation of manholes.

Mineral economics series.

Oxidation of anthracite :effect of time of contact on the concentration of oxygen in the effluent gases

Tests of a barrier using rock dust in paper bags

Earth vibrations caused by mine blasting :progress report 2

Ball-mill grindability indexes of some American coals


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