Browse TRAIL Inventories

Mining methods of the Rosiclare Lead & Fluospar Mining Co., Rosiclare, Illinois

Feldspar

Mining methods at the Page mine of the Federal Mining and Smelting Co., Page, Idaho

Recent developments in the mining industry

List of permissible mine equipment

Tantalum (and Columbium)

Mining methods and costs at the Teck-Hughes Gold Mines (Ltd.), Kirkland Lake, Ontario

Nomographs for calculating the second derivatives of the force of gravity potential obtained by observations made with a torsion balance at five azimuths

Hazards and protection of underground transformer installations

The miner's ounce of prevention--the operator's pound of cure

Electrical blasting practice as some coal mines in state of Washington

Proposed standard smoke ordinance.

World reserves and resources of tin

Mining methods and costs at the Ground Hog Unit, Asarco Mining Co., Vanadium, New Mexico

Mining and engineering methods and costs of the Hanover Bessemer Iron & Copper Co., Fierro, N. Mexico

Radium

The granite industry :dimension stone

Barite and barium products.

Sulphur :general information

Marble

Selenium and tellurium

Monazite, thorium, and cerium

Underground mining practice and costs at a Mesabi Range (Minnesota) mine using the top slicing system

Mineral wool

Production of explosives in the United States :during the calendar year 1928

Results of air repressuring and engineering study of Williams Pool Putnam-Moran District Callahan County, Texas

The Wire Saw in slate quarrying

Acceleration of extraction of soluble copper from leached ores

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

The form of copper in converter slag

Official changes in the active list of permissible explosives and blasting devices for February, 1930

Cracking natural gas in water-gas generators with recovery of carbon black

Effect of sealing on acidity of mine drainage

Re-treatment of mother lode carbonaceous slime tails

Sulphur dioxide in the air at the Pittsburgh experiment station of the U.S. Bureau of Mines

Laboratory and field tests of a permissible indicating methane detector

A study of the Marshall-Bird test for determining the agglutinating value of coal

Washability studies of the Clark Seam at Marvel, Alabama

Grinding and classification.

Nine years of smoke-abatement work at Salt Lake City

Flotation reagents, 1928

Use of ethyl mercaptan to detect leaks in natural-gas distribution systems

Cooperative research between the United States Bureau of Mines and the Safety in Mines Research Board

Toxicity of dichloro-difluoro methane :a new refrigerant

Official changes in the active list of permissible explosives and blasting devices for March, 1930

Roasting of chromite ores to produce chromates :a study of effects of various reagents and impurities on oxidation reactions

The power consumed by rotating disks and other shaped objects in fluid mediums


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