TRAIL - Technical Report Archive and Image Library

Purification of Cl₂-O₂ leach liquors by zinc cementation

Evaluation of the use of foam for dust control on face drills and crushers

Electrowinning nickel and cobalt from domestic laterite processing :preliminary laboratory-scale results

Orifice plate design studies for a multiple-compartment, ion-exchange column

Steels from a variety of ferrous scrap including materials of low quality

Geologic structures in coal mine roof

Preliminary studies on the dewatering of coal-clay waste slurries using a flocculant

High-temperature corrosion resistance of basic refractories to coal and lignite ash slags

Fire detection systems in conveyor belt haulageways

Description and economic evaluation of flue gas desulfurization by the modified citrate process

Laboratory evaluation of the Du Pont P-2500 automatic flow-controlled personal dust sampling pump

Electrochemical studies of platinum-group metals in molten alkali metal cyanides

Restoration of surface vegetation on uranium wastes at Uravan, Colo.

Superheated drop vaporization :Halon 1301

Molybdenum removal from concentrator waste water

Stress distribution and pillar design in oil shale retorts

Iron extraction from simulated aluminum nitrate leach liquor

Hydrogenation catalysts from intermetallic compounds

Assessment of subsidence data from the northern Appalachian basin for subsidence prediction

Determination of geologic features associated with linears

Aluminum chloride hexahydrate crystallization by HC1 gas sparging

Effects of temperature on simulated in situ leaching of a chalcopyrite ore

Beneficiation of low-grade California chromite ores

Gravimetric preparation of primary standard gas mixtures in the parts per trillion range

Laboratory testing of chemical oxygen self-rescuers for ruggedness and reliability

Enthalpies of formation of ZnO.2ZnSO₄ and CoSO₄.6H₂O

Vanadium roast-leach dissolution from western phosphate tailings

Aluminum extraction from anorthosite by leaching with hydrochloric acid and fluoride

Electromagnetic radiation from rock failure

Evaluation of REO model BT 300 C-D blasting machine tester

Copper losses and the distribution of impurity elements between matte and silica-saturated iron silicate slags at 1,250⁰ C

Separation of copper-nickel mattes from Duluth gabbro concentrates by flotation and magnetic methods

Underground gob gas drainage during longwall mining

Thermodynamic data for arsenic sulfide reactions

Degasification of the Mary Lee Coalbed, Brookwood, Ala.

Superplasticity in commercial and experimental compositions of magnesium alloy sheet

Chemical equilibria in chlorination of clay

Magnetic properties of alloys containing lanthanum, cobalt, copper, and magnesium

Solvent extraction of nickel and copper from laterite-ammoniacal leach liquors

The theory of flammability limits :radiative losses and selective diffusional demixing

Safe, effective hangup clearance for underground mines

Results of EPA extraction procedure toxicity test applied to copper reverberatory slags

Thermodynamics of calcination of calcite

A microseismic system for monitoring slope stability

Firing an iron ore pelletizing kiln with low-Btu gas from lignite

Recovery of ultrafine barite from mill wastes

Probability of encountering coalbed discontinuities during vertical and horizontal borehole drilling

Radon emanation from stopes backfilled with cemented uranium mill tailings

Anion characterization of Florida phosphate rock mining materials and U.S. cement kiln dust by ion chromatography

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