TRAIL - Technical Report Archive and Image Library

Effect of temperature on the electrostatic separation of minerals

Galvanic corrosion properties of titanium and zirconium in various inorganic solutions

Performance of a Girbotol purification plant at Louisiana, Mo.

Laboratory recovery of germanium and cadmium in sphalerite concentrates

Preliminary investigation of the Takilma-Waldo copper district, Josephine County, Oreg.

Refractories consumption and high-alumina mineral resources in California and Nevada

Design and development of a pneumatic vibrating-blade planer for mining phosphate rock:a progress report

Removal of moisture from lignite in inert-gas atmospheres

Dense-medium pilot-plant performance tests on coal

Electrolytic recovery of zinc from galvanizers' sal skimmings

Homogeneous alloy ingots produced by consumable-electrode arc melting

Heat and free-energy data for tricalcium dititanate, sphene, lithium metatitanate, and zinc-titanium spinel

Galvanic corrosion properties of titanium in organic acids

Carbonizing tests with Tuscaloosa (Ala.) oven :dependence of coking time on flue temperature

A qualitative evaluation of several electrolytes for electrorefining bismuth

Fabrication of titanium prototypes of 81-mm mortar base plate

Concentration tests of California chromite ores

Synthetic mica investigations.

Tulare County Tungsten Mines, Calif.

Zirconium purification :using a basic sulfate precipitation

Recovering lead and tin from wet solder drosses

Brown Derby pegmatites, Gunnison County, Colo.

Composition of perlite

Coal as a source of electrode carbon in aluminum production

Investigation of Tombstone District manganese deposits, Conchise County, Ariz.

Chloridization of Maine manganese ore :preliminary batch-fluidization tests on Maple Mountain-Hovey Mountain samples

Zirconium: Its Production and Properties

Mineral Facts and Problems, 1956

Outlook and Research Possibilities for Bituminous Coal

A study of the air and rock vibrations produced by impact testing of mine roof

Injury Experience in the Quarry Industry, 1953: Detailed Analysis of Safety Factors and Related Employment Data

Manganese resources of the Batesville district, Ark. :interim report 1

Analyses of tipple and delivered samples of coal :collected during fiscal year 1954

Changes induced in low-temperature tar by oxidation and storage

Analyses of crude oils from some California fields

Carbonization characteristics of some north-central United States lignites

Flood Prevention in Anthracite Mines: Anthracite Region of Pennsylvania, Projects Numbers 4 and 5

A reconnaissance of sulfur resources in Wyoming, Colorado, Utah, New Mexico, and Arizona

Mining methods and costs at the Westside Mine of the Eagle-Picher Co., Cherokee County, Kans.

Use of prestressed precast shaft supports, Banner Mine, Lordsburg, N. Mex.

Methods and costs of deepening the Crescent shaft, Bunker Hill & Sullivan Mining and Concentrating Company, Kellogg, Shoshone County, Idaho

Studies on the development and control of coal-dust explosions in mines

Some recent developments in waterflooding in Washington County, Okla., 1956-57

Mining methods and practices at the Johnson Camp Copper-Zinc Mine, Coronado Copper & Zinc Co., Cochise County, Arizona.

Mining and milling methods and costs, Ozark Ore Co., Iron Mountain Iron-Ore Mine, St. Francois County, Mo.

Mining methods and costs, Calyx Nos. 3 and 8 Uranium Mines, Temple Mountain District, Emery County, Utah

Thickness of bituminous-coal and lignite seams at all mines and thickness of overburden at strip mines in the United States in 1955

Mining, processing, and costs :Idaho Almaden mercury mine, Washington County, Idaho

Physical properties of low-boiling phenols :a literature survey

The use of a nonionic detergent and citric acid for improving cleanout procedures of water-input wells in secondary oil-recovery projects

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