TRAIL - Technical Report Archive and Image Library

Deoxidation of blister copper by gaseous reduction

Heats and free energies of formation of calcium tungstate, calcium molybdate, and magnesium molybdate

Test operation of a pneumatic vibrating-blade planer in phosphate and coal :a progress report on planer-mining research, 1958-60

The combined effects of friction and suspension in bolting bedded mine roof

Determination of stresses around an underground opening, Climax Molybdenum Mine, Colorado

Autoradiography of carbon and sulfur in titanium steels

Gasification of bituminous coal with oxygen in a pilot plant equipped for slurry feeding

Vibration damping capacity of various magnesium alloys

Fuel-oil injection in an experimental blast furnace

Heat of solution of cerium metal in hydrochloric acid

The effect of suspension in bolting bedded mine roof

Biaxial device for determining the modulus of elasticity of stress-relief cores

Hydrogasification of bituminous coals, lignite, anthracite, and char

Extraction of manganese from low-grade dolomitic materials by a roast-leach process

Electric furnace smelting of offgrade domestic manganese ores and concentrates

Sampling of Lynch Creek beryllium-tungsten prospect, Lander County, Nev.

Flotation of northeast Birmingham, Ala., hematite ores

Hydrogenation of pitch from low-temperature carbonization of coal

Prereduced iron ore pellets :a new blast furnace raw material

Preparation characteristics of coal from Nicholas County, W. Va.

Use of a large-diameter auger in mining pitching anthracite beds

Spectrochemical determination of beryllium in mineral beneficiation products

Hydrogen as a retaining ion for rare-earth separation by ion exchange with EDTA and DCTA

Low-temperature heat capacities and entropies at 298.15⁰ K. of magnesium metavanadate and maganesium pyrovanadate

Laboratory studies of variables in rotary drilling

Biological formation of flammable atmospheres

Use of a large-diameter reactor in synthesizing pipeline gas and gasoline by the hot-gas-recycle process

Quantitative determination of trace metals in crude oils by x-ray spectrography

Differential sulfatization of a Georgia manganiferous iron ore

Flammability in air of solvent mixtures containing methyl ethyl ketone and tetrahydrofuran

Explosion hazards of diethyl ether

Chloridization of certain mineral sulfides

Effects of stress relief and other changes in stress on the physical properties of rock

Thermal decomposition of five salts of praseodymium, neodymium, and samarium

Resources for making expanded aggregate in western Washington and Oregon

Factors influencing the design of hydraulic backfill systems (in two parts).

A method of determining dynamic tensile strength of rock at minimum loading

Flotation of spodumene from pegmatites of Cleveland County, N.C.

Electrowinning molten lanthanum from lanthanum oxide

Mg0-MgF₂-Si0₂ system at two levels of Li₂0 and Na₂0

Titanium-iridium phase diagram

Preparation of columbium and tantalum by metallic reduction of their chlorides

Application of rapid methods for analyzing coal ash and related materials

Recovery of zinc from ammoniacal-ammonium sulfate leach solutions

Underground gasification of coal with oxygen-enriched air

Use of various salts as copper-volatilizing agents in the segregation process

Methods of analyzing oilfield waters :flame-spectrophotometric determination of potassium, lithium, strontium, barium, and manganese

Oxygen analysis of mixed fluoride salts

Metallurgical studies of rhodonite ores, Silverton district, Colorado (in three parts).

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