TRAIL - Technical Report Archive and Image Library

Minerals environmental in-house and contract research and development in fiscal year 1981

An introduction to the mine inspection data analysis system (MIDAS)

Alumina availability--domestic :a minerals availability system appraisal

In situ mining research :proceedings, Bureau of Mines Technology Transfer Seminar, Denver, Colorado, August 5, 1981

Process for recovering chromium and other metals from superalloy scrap

Corrosion resistance of materials in the aqueous hydrochloric acid environments associated with the recovery of alumina from kaolinitic clays

Cationic flotation of a hematitic oxidized taconite

Electric-arc furnace processing of domestic titaniferous materials

Direct method determination of the gas content of coal : procedures and results

An evaluation of used aluminum smelter potlining as a substitute for fluorspar in cupola ironmelting

Wear properties of electrodeposited titanium diboride coatings

Factor of safety charts for estimating the stability of saturated and unsaturated tailings pond embankments

An algorithm for determining Debye temperatures

Three Bureau of Mines optical dust probes

Behavior of cadmium during roasting of zinc concentrate

Modified-sulfur cements for use in concretes, flexible pavings, coatings, and grouts

Effect of additives on sintering of silicon nitride-alumina-aluminum nitride compositions

Reduction roasting and beneficiation of a hematitic-goethitic taconite

Copper recovery from primary smelter dusts

Consolidation of an iron-base superalloy by powder metallurgy techniques

Corrosion of materials and scaling in low-salinity East Mesa geothermal brines

Effects of CO₂-absorbent canister design on LiOH efficiency in closed-circuit breathing apparatus

Method for preparing ferrochromium alloys by vacuum reduction and simple melting of reduced products

Selective extraction of metals from Pacific sea nodules with dissolved sulfur dioxide

Effects of humidity on salt mine dust :a preliminary report

Recovery of lithium from clay by selective chlorination

Assessing the methane hazard of gassy coals in storage silos

The chemical reactions of sulfur in the citrate process for flue gas desulfurization

Fluorine and uranium in phosphate rock processing and waste materials

Monitoring submicrometer particles in sealed fire areas

A method for determining helium in water

Electric ignition of lycopodium powder in a modified Hartmann apparatus

Removal of organic contaminants from aluminum chloride solutions

An investment mold for titanium casting

A mixed kinetics dump leaching model for ores containing a variety of copper sulfide minerals

Beneficiation of Western Mesabi Range oxidized taconites :a comparison of the anionic and cationic flotation systems and an evaluation of potential iron ore reserves

The removal of iron from aluminum chloride leach liquor by solvent extraction

Flotation responses of two Duluth complex copper-nickel ores

Effectiveness of wet cutter bars in reducing salt mine dust

Feed grade versus extraction correlations on uranium ores from New Mexico

Dewatering Florida phosphatic clay wastes with moving screens

Laboratory investigation of sulfurous acid leaching of kaolin for preparing alumina

Methane drainage study using an underground pipeline, Marianna mine 58

Crushing techniques for pneumatic concentration of mica

Evaluation of synthetic fluorspar in BOF slags

Treatment of Florida surface waters for use in phosphate beneficiation

High-pressure shrouded water sprays for dust control

Hydrogen sulfide generation by reaction of natural gas, sulfur, and steam

Analysis of pillar stability on steeply pitching seam using the finite element method

Bentonite-bonded rammed olivine and zircon molds for titanium casting

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