TRAIL - Technical Report Archive and Image Library

Producing alumina from clay by the hydrochloric acid process : a bench-scale study

A simple, low-cost method for the dissolution of metal and mineral samples in plastic pressure vessels

Recycling spent chrome refractories from steelmaking furnaces

Dewatering of industrial clay wastes

Characterization of residues from selected coal conversion processes

Reinforcement mechanisms of untensioned full-column resin bolt

Enthalpies of formation of [alpha]- and [beta]-magnesium sulfate and magnesium sulfate monohydrate

Electrochemical determination of Gibbs energies of formation of MoS₂ and WS₂

Long-term response of a coal mine roof to time lapse between exposure and support

Minerals health and safety contract research, development, and demonstration in fiscal year 1980

Supply analysis model (SAM) :a minerals availability system methodology

Mineral depletion allowances and U.S. import dependence

Minerals environmental in-house and contract research and development in fiscal year 1980

Autogenous attrition microgrinding of calcium carbonate minerals

Helium -its relationship to geologic systems and its occurrence with the natural gases, nitrogen, carbon dioxide, and argon

Structure response and damage produced by airblast from surface mining

Methodology for evaluating integral Gaussian profiles

Mineral Facts and Problems: 1980 Edition

Mineral Facts and Problems: 1975 Edition

Land utilization and reclamation in the mining industry, 1930-80

Design parameters for oil shale waste disposal systems

An apparatus and procedure for calibrating a water vapor analyzer in the 0.1- to 15-ppm range

Structure study of a CF₂Br₂-inhibited methane flame :effect of CF₂Br₂ on composition, net reaction rates, and rate coefficients

The geologic character of some coal wants at the Westland Mine in southwestern Pennsylvania

Ceramic mold inserts for use in ferrous diecasting

Polymeric concentration determined by drag reduction

Determination of antimony in smelter flue dusts by atomic absorption spectrometry

Thermal degradation products of solvents and hydraulic fluids used in mining

Fire resistance test method for conveyor belts

Electrowinning zinc from zinc chloride in monopolar and bipolar fused-salt cells

High-temperature enthalpy and x-ray powder diffraction data for aluminum sulfide (Al₂S₃)

SF₆ tracer gas tests of bagging-machine hood enclosures

Insoluble anodes for electrowinning zinc and other metals

Beneficiation with magnetic fluids

Direct preparation of phosphoric acid from intermediate-grade western phosphatic shale

Fine coal-refuse slurry dewatering

Electrolytic method for recovery of lead from scrap batteries

The U.S. copper industry :problems, issues, and outlook

Development of a continuous flotation process for removal of insoluble slimes from potash ore

The nonfuel mineral outlook for the U.S.S.R. through 1990

Analyses of natural gases, 1980

Noise control of diesel-powered underground mining machines, 1979

Polychlorinated biphenyls :regulations and substitutes : a compliance manual for the U.S. mining industry

Minerals health and safety contract research, development, and demonstration in fiscal year 1981

The Noise exposure of operators of mobile machines in U.S. surface coal mines, 1979

Pumped-slurry backfilling of abandoned coal mine workings for subsidence control at Rock Springs, Wyo.

Cobalt availability--domestic :a minerals availability system appraisal

Uranium mine ventilation costs

Room and pillar retreat mining :a manual for the coal industry

Mine waste disposal technology :proceedings

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