Browse TRAIL Inventories

Studies of the Extraction and Coking of Coal and their Significance in Relation to its Structure

Fluid Flow Through Packed and Fluidized Systems

[Figure 1. Place and Direction From Which Figures 2 to 7 Were Taken and Relative Positions of Flooded Surface, Buried Valley of the Susquehanna, and Underlying Coal Measures and Mine Workings]

Anthracite mechanical mining investigations.

Roof-bolting the Delaware Aqueduct

Petroleum and natural-gas research program, Bureau of Mines, fiscal year 1951

Annual report of research and technologic work on coal :fiscal year 1951

Two-way radio communication at Santa Rita Open Pit, Kennecott Copper Corp., Santa Rita, N. Mex.

Truck haulage at an iron mine in the Adirondack Mountains, New York

Economic benefits of systematic roof bolting in Ziegler No. 3 Mine, Bell & Zoller Coal & Mining Co., Williamson County, Ill.,

List of respiratory protective devices approved by the Bureau of Mines

A practical method for teaching mine workers and officials use of gas-detecting equipment

Active list of permissible explosives and blasting devices approved before December 31, 1951

Petroleum refineries, including cracking plants, in the United States, January 1, 1952

Filling with unclassified tailing in modified cut-and-fill stopes, Dayrock Mine, Wallace, Idaho

Recommendations for improved shuttle-car-haulage safety

Economies through roof bolting in an Indiana coal mine

Underground storage of natural gas in coal-mining areas

Production of manganese slags for manufacturing high-grade ferromanganese by blowing oxidation spiegeleisen

State compensatory provisions for occupational diseases

Industrial minerals of the Pacific northwest

Volumetric determination of small quantities of Uranium,with special reference to errors associated with use of Jones reductor

Hazard of firing open, unconfined shots in coal mines

Some thermodynamic values for ferrous oxide

Ignition of coal dust by permissible explosives

Synthetic liquid fuelsannual report of the Secretary of the Interior for 1951.

The thermodynamics of combustion gases :general considerations

Beneficiation of oxide manganese ores from Arapahoe, Douglas, Saguache, Custer, Chaffee, and Park Counties, Colorado

Some thermodynamic properties of silicon carbide

Water flooding in Nowata County, Okla., oil fields

Modified longwall mining with a German coal planer (plow) in the Pocohontas No. 4 coal bed, Helen, W. Va.

Development of new, experimental coke oven

A selected bibliography of coal gasification

Concentration tests on various base-metal ores

Investigation of the Colorado Copper Co. properties, Mesa, and Montrose Counties, Colo.

Treatment tests of scheelite ores and tailings

Development of a rotary test drill

Recovery of lithium from spodumene-amblygonite mixtures

Bumpus pegmatite deposit, Oxford County, Maine

Electrolytic manganese tests in cooperation with industry

Separation and utilization studies of bitumens from bituminous sandstones of the Vernal and Sunnyside, Utah, deposits. !n Part I,

Centrifugal testing apparatus for mine-structure stress analysis

Experimental treatment of barite ores from Montgomery County, Ark. and Morgan County, Mo.

North Dakota sodium sulfate deposits

Investigation of gas explosions in Brighton, N.Y., September 21, 1951

Pilot-plant batch retorting of Colorado oil shale

Refractory properties of Pacific Northwest chromites

Flammability of amyl nitrite

Separation of lead, cadmium, and germanium sulfides from zinc sulfide concentrates

Anthracite mechanical-mining investigations:progress report 7: longhole retreat mining of a steeply pitching anthracite bed


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