Browse TRAIL Inventories

Reactions of iron and iron compounds with hydrogen and hydrogen sulfide

Selectivities of laboratory flotation and float-sink separations of coal

Recovering manganese from mill rejects

Fersmite :a rare calcium-columbate mineral from Montana

Shallow lead diggings, Grant and Lafayette Counties, Wis.

International system for classifying brown coals and lignites and its application to American coals

Evaluating one-half million pounds of zirconium sponge

Paper-coating clay from coarse Georgia kaolins by a new attrition-grinding process

Fine-screening of coal :testing of the sieve bend

The role of fluidity in coal carbonization

Ceramic fibers for filtering dust from hot gases

Minimum ignition-energy concept and its application to safety engineering

Thermodynamic properties of the combustion products of graphite and oxygen in idealized dust flames

Controlling mine fires with high-expansion foam

Determining the safety characteristics of unsymmetrical dimethylhydrazine

X-ray crystallography of boron

Use of membrane filters for determining the size of dust agglomerates as they actually exist in a gas stream

Producing nickel-bearing iron from Cuban ores in a batch rotary kiln

Flotation of Pacific Northwest chromite ores

Laboratory treatment of California and Nevada manganese ores by sulfation-reduction and other methods

Smelting unfired iron ore pellets in an experimental blast furnace

Plant performance tests of the tromp dense-medium coal-cleaning process

Waterflood performance in stratified reservoirs :recovery as influenced by relative permeability curves and by continuously changing saturation

Hazards of cutoff explosive charges in multiple blasting of coal

Preparation characteristics of coal from Butler County, Pa.

Computer programs for tarner calculations of gas-drive oil recovery by analytical or iterative method

Extracting final stump in pillars and pillar lifts with continuous miners

Fused-salt electrorefining of vanadium

Acid leaching of oxidized copper ores by downward percolation

Carbonizing properties of Boone County, W. Va., coals

Sulfur in lignite :form and transformations on thermal treatment

Correlations involving different screen indexes for a given size distribution of coke

Laboratory equipment and test procedures for evaluating explosibility of dusts

Concentrating argillaceous surface iron ore of Tuscaloosa County, Ala., by washing

Equilibrium pressures of hydrogen sulfide and carbon dioxide over solutions of potassium carbonate

Use of natural gas in an experimental blast furnace

Use of sonic techniques in exploring coal-mine roof strata :a progress report

Oil yields of sections of Green River oil shale in Colorado, 1954-57

Leonardite :a lignite byproduct

Performance of small industrial-type anthracite-burning stokers :ASME code tests

Simulated underground gasification of coal and electrolinking- carbonization method of preparing path in a coalbed

Effects of temperature variations on contact angles for coal and related substances

Preparation of high-purity yttrium by metallic reduction of yttrium trichloride

High-purity chromium by electrolysis

Properties of titanium-vanadium-cobalt alloys

Studies of coke oven width, flue temperature, and coking rate :critical survey of literature ; carbonizing tests with Tuscaloosa oven

Flotation characteristics of goethite

Gasification of bone anthracite

Analyses of 42 crude oils from Mexico

Reducing titanium tetrachloride with high-surface sodium


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