Browse TRAIL Inventories

Grinding pebbles and tube-mill liners

Are new hazards being introduced in coal mines faster than existing hazards are eliminated

Cooling mine air during summer months to prevent roof falls

The cement industry of Latin America

Some information on extinguishing an anthracite refuse-bank fire near Mahanoy City, Pa.

Annual report of research and technologic work on coal, fiscal year 1939

Nonmetallic mineral industries in 1939

Open-pit mining and milling methods and costs at the Yellow Aster Mine, Randsburg, Calif.

Mining methods and costs at the South Burns Shaft of Golden Conqueror Mines, inc., Cripple Creek, Colo.

Accident experience of four Louisiana petroleum refineries, 1929- 38

Fatalities at Indiana coal mines, 1934-38

Mine Safety Board decision 32 :prevention of coal-dust explosions by rock dusting

List of permissible mine equipment approved to January 1, 1940

Reconnaissance of mining districts in Churchill County, Nev.

Accident experience at pebble-phosphate operations in Florida, 1930-38

Cushioned blasting.

Coal-Mine Accidents in the United States, 1937

Quarry Accidents in the United States During the Calendar Year 1938

Mechanical Shoveling in Underground Metal Mines

Fire-Retardant Treatments of Liquid-Oxygen Explosives

Utilization of natural gas for chemical products

Construction of the Bingham-Copperfield vehicular tunnel

How mine workers can help to prevent mine explosions

Bauxite resources of the United States

Limits of inflammability of acrylonitrile in air

Report of the nonmetals division, fiscal year 1941

Ignition temperatures of acetylene-air and acetylene-oxygen mixtures

Practical fire sensitivity of liquid-oxygen explosives treated with fire retardants

Safe opening and determination of construction of detonators

Effect of particle size on the rate of oxidation of anthracite

Carbonaceous cation and anion exchangers in water treatment

Progress reports :metallurgical division.

Asphalts from some Wyoming and other asphalt-bearing crude oils

Comparison of manganese steel with carbon steel for detachable-bit drill rods

Limits of inflammability of butadiene in air

Studies of roof movement in coal mines.

Progress reports :metallurgical division.

Survey of fuel consumption at refineries in 1939

Use of subaudible noises for prediction of rock bursts

Measuring particle-size distribution and colloid content of oil-well drilling fluids

Activated carbon from coal refuse for water purification

Role of clay and other minerals in oil-well drilling fluids

Performance of subbituminous coal in a typical underfeed domestic stoker

Froth flotation and agglomerate tabling of micas

Carbonaceous cation exchangers from coal and coal refuse

Alunite resources of the United States

Progress reports :metallurgical division.

Progress report :experiments on strength of small pillars of coal in the Pittsburgh bed

Underground transportation of coal :progress report [No.] 2

Cooperative fuel research motor-gasoline survey :Winter 1940-41


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