TRAIL - Technical Report Archive and Image Library

Reduction of airborne contaminants from welding exhaust at surface mines

Minerals health and safety in-house and contract research, development, and demonstration in fiscal year 1982

Chemically bonded refractories--a review of the state of the art

State severance taxes :a summary and an analysis of the impact of rate changes on copper recovery costs

Dolomite refractories and their potential as substitutes for imported chromite

Lake Lynn Laboratory--construction, physical description, and capability

The Florida phosphate industry's technological and environmental problems :a review

Predicted characteristics of waste materials from the processing of manganese nodules

Postdisaster survival and rescue research :proceedings : Bureau of Mines Technology Transfer Seminar, Pittsburgh, Pa., November 16, 1982

Mineralogical and elemental description of Pacific manganese nodules

Vibration qualification of electronic instrumentation for underground coal mining machinery

An evaluation of three wet dust control techniques for face drills

Improvements in heap leaching to recover silver and gold from low-grade resources

Large-scale dewatering of phosphatic clay waste from central Florida

Canopy-air curtain dust reductions on a gathering-arm loader

Effect of direct-current firing levels on detonator delay times

Recovery of metal values from lead smelter matte by chlorine-oxygen leaching

Effectiveness of three water spray methods used to control dust during bagging

Investigation of longwall gateroad roof support characteristics at Powhatan No. 4 Mine :instrumentation plan

Amphiboles in Soapstone Ridge, Ga.

The effects of sodium chloride leach solution additive on simulated in situ leaching of a chalcopyrite ore

Diagnostics of sealed coal mine fires

Zirconium oxide molds for small molybdenum investment castings

Engineering properties of combined coarse and fine coal wastes

Thermodynamic properties of synthetic acmite (NaFe³⁺Si₂O₆)

Drilling a horizontal coalbed methane drainage system from a directional surface borehole

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

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