Browse TRAIL Inventories

Permissible mine equipment approved during the calendar year 1947 :supplement to Information Circular 7432

Industrial uses of limestone and dolomite

Recent engineering developments in Switzerland on gas turbines and steam generators

Diamond-drill-core storage at Mount Weather Testing Adit

What is coal?

Natural-gasoline and cycle plants in the United States, January 1, 1946

Geophysical abstracts 126July-September 1946

Diamond-drilling blast holes, eastern magnetite "Mine B"

Support of ground, iron-ore mines, Lake Superior district

Control of roof and prevention of accidents from falls of rock and coal :suggested roof supports for use at faces in conjunction with mechanical loading

Shaft sinking by diamond drilling, Bellefonte mine, National Gypsum Co., Centre County, Pa.

Emergency escapeways from coal mines

Natural-gasoline and cycle plants in the United States, January 1, 1948

Ignition qualities of hydrocarbons in the diesel-fuel boiling range

A skull breaker in a limestone quarry

Making iron powder in the tunnel kiln

Exploration, development, mining, and milling of a unique tungsten ore body at the Yellow Pine Mine, Stibnite, Idaho

Design and operation of electrical mechanisms in underground pumping plants.

Methods of producing ultra-clean coal for electrode carbon in Germany

Safe equipment, guards, and practices, Lake Superior district iron-ore mines

Breaking coal with airdox

Methods used in evaluating adsorbent clays

Methods and costs of sinking a 2-1/2-compartment shaft at the Hope Mine, Clark Fork, Idaho

Diamond drilling blast holes, Bell Mine, the Warner Co., Centre County, Pa.

Mine man-trip and ambulance cars

Diamond-drilling blast holes, Bellefonte Mine, National Gypsum Co., Centre County, Pa.

Laboratory equipment for the analysis of mine atmospheres

A selected bibliography on briquetting of coal and other carbons

Some outstanding safety records in the mining and allied industries

Mining methods of the Holden Mine, Howe Sound Co., Chelan Division, Holden, Wash.

Methods and costs of sinking the Silver Summit shaft, Wallace, Idaho, using a mechanical mucking machine

Mining and milling methods and costs at the Little Pittsburg lead-zinc mine, Shoshone County, Idaho

Safety in blasting at Ajo, Ariz.

Outcrop and underground mine fires in Allegeny County, Pa.

Mining methods at the Vulcan iron mine, San Bernardino County, Calif.

Sponge iron in Japan

Mining methods and practices, Potash Co. of America, Eddy County, N. Mex.

Hazards of entering old mine workings

Protection against lightning at surface and underground mining plants

An easily constructed optical bench

Use of western magnetite as ship ballast

Low-temperature carbonization of coal in Japan

Diamond-drilling blast holes, Eastern Magnetite Mine C

Safety catches on mine cages and methods of testing them

Burning refuse dumps at coal mines

List of respiratory protective devices approved by the Bureau of Mines

Bibliography of reports containing analyses of crude oils by the Bureau of Mines routine method

Annual report of research and technologic work on coal :fiscal year 1947

Blast-hole drilling with diamond drills at the Tennessee Copper Co. mines, Ducktown, Tenn.

Coal-mine explosions and coal- and metal-mine fires in the United States during the fiscal year ended June 30, 1947


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