TRAIL - Technical Report Archive and Image Library

Direct substitution of sulfur for asphalt in paving materials

Desulfurization of various midwestern coals by flotation

Dry-process-sprayed coal mine sealants,an updated progress report

Dehydrating magnesium chloride by double-salt decomposition

Aqueous electrolysis of lead chloride

Methane emissions from gassy coals in storage silos

Carbon-in-pulp silver adsorption from cyanide leach slurries of a silver ore

Foam stimulation to enhance production from degasification wells in the Pittsburgh coalbed

Prediction of failures in mines -an overview

Gas-sampling capability of vacutainers

Design requirements for uranium ion exchange from ammonium bicarbonate solutions in a fluidized system

Copper and silver recovery from a sulfide concentrate by ferrous chloride-oxygen leaching

Beneficiation of western Mesabi range oxidized taconite

Methane drainage study in the Sunnyside coalbed, Utah

Sulfuric acid extraction technique for recovering zinc and sulfur from sphalerite

Cobalt and nickel recovery from Missouri lead belt chalcopyrite concentrates

Sources of metals in the combustible fraction of municipal solid waste

Experimental studies on the origin and accumulation of coalbed gas

Radon daughter mixture distributions in uranium mine atmospheres

Inmine fire tests of mine shaft fire and smoke protection systems

State severance taxes on nonfuel minerals as of January 1. 1978

Methanation activity of Raney nickel catalysts :effect of proportion of NiAl₃ and Ni₂Al₃ in precursor alloys

Thermodynamic data on the amphibole asbestos minerals amosite and crocidolite

Longer-than-seam-height drill development program

Effect of water sprays for respirable dust suppression with a research continuous-mining machine

Design requirements for uranium ion exchange from acidic solutions in a fluidized system

Pillar failure analysis and in situ stress determinations at the Fletcher mine near Bunker, Mo.

Methane drainage :experience with hydraulic stimulation through slotted casing

Comparison of five types of low-energy scrubbers for dust control

Improved methods for monitoring production from vertical degasification wells

Electromagnetic technique for locating boreholes

Selenium removal from acidic waste water using zinc reduction and lime neutralization

Electrochemical determination of the Gibbs energy of formation of sphalerite (ZnS)

Tungsten recovery from Searles Lake brines :by P.B. Altringer, W.N. Marchant, R.O. Dannenberg, and P.T. Brooks.

Preconcentration of native copper ore by electronic sorting

Extinguishing agents for mine face gas explosions

Antimony, arsenic, and mercury in the combustible fraction of municipal solid waste

Radon emanation from domestic uranium ores determined by modification of the closed-can, gamma-only assay method

Continuous-circuit preparation of phosphoric acid from Florida phosphate matrix

Uranium in situ leach mining in the United States

Factors affecting fabricability of electrowon copper

Low-temperature heat capacities and high-temperature enthalpies of cuprous and cupric sulfides

Safety aspects of longwall mining in the Illinois coal basin

Thermodynamic properties of NiBr₂ and NiSo₄ from 10 to 1,200 K

Recovery of copper from granulated blast furnace slag

Bureau of Mines damage-resistant brattice

Fatigue-resistant lead sheet and lead-laminate noise barriers

Tracer gas method for measuring leakage through mine stoppings

Wood precharring :a novel fire-retardancy technique

Iron oxide pigments(in two parts)

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