TRAIL - Technical Report Archive and Image Library

Electrochemical impedance spectroscopy study of corrosion of painted cold-rolled and electrogalvanized sheet steel for automotive use

Laboratory evaluation of cable bolt supports (in two parts) :

Assessment of Ra²²⁶ and toxic element distribution at Tennessee Valley Authority phosphate slag stockpiles, Muscle Shoals, AL

Probability of making a successful mine escape while wearing a self-contained self-rescuer--a computer simulation

An improved method for preparing gravimetric standard gas mixtures of helium-4 in nitrogen

Leaching of pyroxmangite ore with calcium fluoride and sulfuric acid

Effect of nonionic surfactants on chalcopyrite leaching under dump chemical conditions

In-mine test of the Bureau of Mines preproduction wireless survey system

Laser tracking and tram control of a continuous mining machine

Froth flotation collision efficiencies in strong force fields

Recovery of sulfur from phosphogypsum :conversion of calcium sulfate to calcium sulfide

Mining machine orientation control based on inertial, gravitational, and magnetic sensors

Genetic algorithm applied to least squares curve fitting

Characterization of the rare-earth mineralogy at the Pea Ridge Deposit, Missouri

Reducing back injuries in low-coal mines :redesign of materials-handling tasks

Preliminary analysis of methodologies for mining thin-seam mountaintop coal resources

Blind pneumatic stowing in voids in abandoned mines

Computer-aided software engineering (CASE) for software automation

International intercalibration and intercomparison program radon daughter measurements :exercise at the Twilight Mine, Uravan, CO

Utilizing mechanical linear transducers for the determination of a mining machine's position and heading :the concept

Fuel additive and engine operation effects on diesel soot emissions

Longwall automation :a ground control perspective

Dust control in coal preparation and mineral processing plants

Method and apparatus for direct determination of helium-3 in natural gas and helium

True uniaxial compressive strengths of rock or coal specimens are independent of diameter-to-length ratios

Field verification of load transfer mechanics of fully grouted roof bolts

Shield mechanics and critical load studies for unsymmetric contact configurations

The influence of sulfate ion on the coal-wetting performance of anionic surfactants

Mine fire diagnostics and implementation of water injection with fume exhaustion at Renton, PA

Steel in motor vehicles - a 35-year perspective

Impact of current load on mine trailing cable thermal life

Cost-benefit analysis of computer-assisted mining through production and cost modeling

Laboratory determination of signature criteria for locating and monitoring abandoned mine fires

Embedded hydrogen chloride and smoke particle characteristics during combustion of polyvinyl chloride and chlorinated mine materials

Solubility of lead and distribution of minor elements between bullion and calcium ferrite slag at 1,250⁰C

Evaluation of multitimbered wood crib supports

Laboratory evaluation of cable bolt supports (In two parts).

Chromium, nickel, and other alloying elements in U.S.-produced stainless and heat-resisting steel

Evaluation of the safety of the CSE SR-100 self-contained self-rescuer

Coal mine entry intersection behavior study

Large-scale studies of spontaneous combustion of coal

Evaluation of in situ cemented backfill performance

Characteristics of mining-induced seismicity and rock bursting in a deep hard-rock mine

Improved drilling of coal measure rocks for underground mine void detection and exploration programs

Modeling in situ copper leaching in an unsaturated setting

Electrolytic production of neodymium metal from a molten chloride electrolyte

Leaching basic oxygen furnace slag with fluosilicic acid to recover manganese and byproducts

CaF₂-enhanced HCl leaching of a manganese-bearing silicate ore

Bacterial preoxidation of Stillwater Complex, MT, platinum-group metal flotation concentrate and recovery of plantinum-group metals by cyanidation and other leachants

Rotational failure mechanisms using multiple friction circles for stablility analysis

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