TRAIL - Technical Report Archive and Image Library

Recovery of vanadium, uranium, and phosphate from Idaho phosphorite ores

Reclaiming heavy metals from wastewater using magnesium oxide

Electrochemical determination of thermodynamic properties of NiCr₂O₄ and CoCr₂O₄

Wood crib fires in a ventilated tunnel

Longwall shearer performance using water-jet-assisted cutting

Effect of alloying elements on oxidation of low-chromium alloys

A statistical determination of spark ignition safety factors in methane, propane, and ethylene mixtures in air

Self-contained self-rescuer field evaluation :first-year results of 5-year study

Firing delay characteristics of instantaneous and seismic detonators

A short-term evaluation of compressible stoppings used in trona mines

Seasonal variation in respirable dust concentration in U.S. coal mines

Microwave drying of fine coal

Flocculation and dewatering of montmorillonite modified by ion exchange

Removal of alkalies from portland cement kiln dust

Gas equilibrium in sealed coal mines

Recovery of fluorite and byproducts from Fish Creek deposit, Eureka County, NV

Measurement of dielectric properties of minerals at microwave frequencies

Evaluation of bearing plates installed on full-column resin-grouted bolts

Producing chlorination-grade feedstock from domestic ilmenite--laboratory and pilot plant studies

In situ FT-IR studies of reactions of activated sphalerite with aqueous solutions of potassium ethylxanthate

High-temperature relative enthalpies and related thermodynamic properties of Na₂Ti₆O₁₃

Shield mechanics and resultant load vector studies

Correlating abrasive wear to alloy additions in low-alloy steels

High-temperature relative enthalpies of V₂0₅

Calcium sulfide precipitation of mercury from gold-silver cyanide-leach slurries

A method for locating abandoned mines

Recent developments in spray cooling of deep mines

Effects of millisecond-delay intervals on vibration and airblast from surface coal mine blasting

Recovery of silver, gold, and lead from a complex sulfide ore using ferric chloride, thiourea, and brine leach solutions

Analyses of natural gases, 1985

Lead reduction in ambient air :technical feasibility and cost analysis at domestic primary lead smelters and refineries

Experimental nickel-cobalt recovery from melt-refined superalloy scrap anodes

Using barriers to reduce dust exposure of longwall face workers

Testing materials for support-wall construction

Transformer fluid fires in a ventilated tunnel

Thermal gravimetric analysis of pyrite oxidation at low temperature

Lithium availability--market economy countries :a minerals availability appraisal

Deposition of respirable coal dust in an airway

Calamity hollow mine fire project (in five parts).

An infrared examination of ion-exchanged montmorillonite treated with polyethylene oxide

Tin availability-market economy countries :a minerals availability program appraisal

Short-delay blasting in underground coal mines

Domestic consumption trends, 1972-82, and forecasts to 1993 for 12 major metals

Cutter roof failure :an overview of the causes and methods for control

Evaluating ventilation parameters of three coal mine gobs

Surface testing and evaluation of the monorail bridge conveyor system

Availability of elemental sulfur and pyrite concentrate--market economy countries :a minerals availability appraisal

Triboelectric effects on polyethylene methane drainage pipelines

Direct measurement of longwall strata behavior :a case study

Waveform analysis of electric furnace arcs as a diagnostic tool

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