Browse TRAIL Inventories

Backfilling problem in the anthracite region as it relates to conservation of anthracite and prevention of subsidence

Storage of explosives in underground mines of the Lake Superior District

Mining and marketing of barite

A graphical form for applying the Rosin and Rammler equation to the size distribution of broken coal

European shale-treating practice

Annual report of research and technologic work on coal :fiscal year 1945

A plan for training mine officials in rescue organization and disaster prevention

Explosives-handling practices at the mines of the Anaconda Copper Mining Co. at Butte, Mont.

Extraction and uses of beryllium in Germany

Report of petroleum and natural-gas division :fiscal year 1944

The German steel castings industry

Perlite, source of synthetic pumice

Safety record of mine no. 7, Island Creek Coal Co., Holden, Logan County, W. Va.

Review of Fischer-Tropsch and related processes for synthetic liquid fuel production

Coal-research activities of the Bureau of Mines

Report on investigations by fuels and lubricants teams at the Wintershall A.G., L©·utzkendorf, near M©·ucheln, Germany

Some data about fire-fighting facilities at metal mines in the United States

Alaska's minerals as a basis for industry

Safe storage, handling, and use of commercial explosives in metal mines, nonmetallic mines, and quarries

Summarized statistics of production of lead and zinc in the Tri-state (Missouri-Kansas-Oklahoma) mining district

Description of typical mine-telephone systems and suggestions for making improved installations

Description of the Eickhoff-Schr©·amlader longwall coal-cutting and loading machine

Cement in Latin America

Home insulation with mineral products :conserves fuel, reduces cost, increases comfort

Concentration of bauxite for milling in the 50-ton Bureau of Mines Pilot Plant, Bauxite, Arkansas

A mine sewage-disposal study

Diamond-drilling blast holes, eastern Magnetite Mine A

Continuous hydraulic classification :constitution of the teeter column throughout its depth

Pilot-plant investigations preparation of alumina from potassium alum

National motor-gasoline survey :summer 1946

Rapid specific-gravity method for estimating the iron content of Birmingham, Ala., red ores

Chlorination of magnesia

Exploration of the Jumbo Basin iron deposit, Prince of Wales Island, southeastern Alaska

Clark Fork lead-zinc district, Bonner County, Idaho

Exploration of the Minarets iron deposit, Madera County, Calif.

Tri-state zinc-lead ore reserves

Exploration of Poor Man iron deposit, Kasaan Peninsula, Prince of Wales Island, southeastern Alaska

Exploration of Cape Mountain lode-tin deposits, Seward Peninsula, Alaska

Treatment of acid mine water for breaker use in the anthracite region of Pennsylvania

Inspection standards for strip mines(coal and lignite).

Survey of literature on the metallurgy of zirconium

Extraction and uses of lithium in Germany

Mining and milling operations of the Southwestern Graphite Co., Burnet County, Tex.

Carbonizing properties of Eagle-bed coal from Prospect shaft, Carbon, Kanawha County, W. Va.

Procedure and apparatus for determining carbonizing properties of American coals by the Bureau of Mines-American Gas Association method

Carbonizing properties of velva lignite from Ward county, N. Dak., and monarch coal from Sheridan county, Wyo.

The bicarbonate process for the production of magnesium oxide

Hydrogenation and liquefaction of coal.

Prospecting for mineralization in steeply dipping beds covered by glacial till, talus, and weathered zones

Carbonizing properties of western coals


Published Year

Subject

Author

‹‹ previous 1 2 ... 12 13 14 15 16 17 18 ... 30 31 next ››