Browse TRAIL Inventories

Extraction behavior of cerium-group lanthanides in a primary amine-chelating agent system

Predicted results of cleaning Appalachian coals at low density for sulfur reduction

Two borehole photograph goniometers

Determination of the heat of formation of vanadium trichloride

A method of measuring surface texture of rock

Measurement of oleic acid on mineral surfaces using a radioactive tracer

Dependence of coking time on coal properties and carbonization parameters

Changes in breaking strength of model rock pillars resulting from end constraint

Analyses of tipple and delivered samples of coal :collected during fiscal year 1967

Analyzing midget impinger dust samples with an electronic counter

A high-temperature, two-phase extraction technique for tungsten minerals

Ferrite control by cobalt additions to a semiaustenitic stainless steel

Sampling and analysis of flue gas for oxides of sulfur and nitrogen

Recovery percentage of bituminous coal deposits in the United States (in two parts).

Dewatering coal flotation tailing by the admixture of crushed washery refuse

Optical properties of glass :transmission losses of eyepieces used in mine environment

Vapor pressures of liquid molybdenum (2,890⁰ to 2,990⁰ K) and liquid zirconium (2,229⁰ to 2,795⁰ K)

Kinetics of formation of carbon dioxide and carbon from carbon monoxide in presence of iron pellets

Physical strength of iron ore pellets at elevated temperatures

Liquidus temperatures of titaniferous slags (in three parts).

Oil yields of Green River oil shale from Colorado Corehole No. 1

Extraction of 8-hydroxyquinoline complexes of trace elements from tungsten solutions

High-temperature heat contents and entropies of dehydrated analcite, kaliophilite, and leucite

Revegetation studies at three strip-mine sites in north-central Pennsylvania

Equations for calculating various thermodynamic functions of a two-component system from an empirical equation of state, including liquid-vapor equilibria data

Performance of open-circuit self-contained breathing apparatus at -25⁰ F

Investigation of flame propagation characteristics in layered gas mixtures

Recovery of alumina and iron from Pacific Northwest bauxites by the Pedersen process

Kinetics of the initial reduction stages of magnetite in hydrogen

Parameters affecting reduction-induration of unfired magnetite pellets

Methods for producing alumina from anorthosite :an evaluation of a lime-soda sinter process

Performance of the hydrocyclone as a fine-coal cleaner

Piezoelectric pulsing equipment for shear wave velocity measurements in rock samples

Thermodynamics of nonlinear electromagnetic-fluid systems

Study of columbium and tantalum alloys

Preparation of biodegradable synthetic detergents from low-temperature lignite tar

Three-piece concrete sets for small openings :a progress report

Effects of boron and of boron with carbon on the mechanical properties of vanadium

Chromium by thermal decomposition of bisbenzene chromium

Improved method for calculating areas and shape factors of flow nets

Electrical resistivity of fly ash at temperatures to 1,500⁰ F

Evaluation of rolling slabs of zinc-copper-titanium alloys cast under semicontinuous conditions

Low-temperature chlorination of ferrochromium :preliminary studies

Hydraulic coal mining research :assessment of parameters affecting the cutting rate of bituminous coal

Transverse force produced by tensioned expansion-shell-type rock-bolt anchors

Properties of anthracite from the Bottom Ross bed

Face ventilation in underground bituminous coal mines :airflow characteristics of flexible, spiral-reinforced ventilation tubing

Storage stability of gasoline :comparison of storage and rapid bomb aging

Liquidus temperatures of titaniferous slags (in three parts).

An electrolytic process for separating nickel and cobalt


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