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Gas chromatographic analyses of the principal constituents of mine atmospheres

Changes in ash composition of North Dakota lignite treated by ion exchange

Characteristics of Green River formation oil shales at Bureau of Mines Wyoming corehole no. 1

Corrosion properties of the TZM and molybdenum-30 tungsten alloys

Recovery of hydrofluoric acid from waste fluosilicic acid :preliminary studies

Removal of nonferrous metals from synthetic automobile scrap on heating in a rotary kiln

Effect of physical parameters on the reaction of graphite with silica in vacuum

Coal-derived humus :plant growth effects

Stresses and displacements induced in rock by tunnel boring machine props

Storage stability of gasoline :oven test for prediction of gasoline storage stability

Preparation of anhydrous chromous chloride

Mine water research :the limestone neutralization process

Flotation characteristics of some beryllium minerals and associated gangue minerals

Recovery of sulfur from molybdenite

Copper cementation using automobile scrap in a rotating drum

A comparison of infrared and gas chromatographic methods for determination of methane in mine air

Amino acids as retaining agents for separation of rare-earth elements on ion-exchange resin

Effect of end conditions on determining compressive strength of rock samples

Investigation of operating variables in the attrition grinding process

Electrowinning aluminum from aluminum chloride :operation of a two-compartment cell

Reaction of coal with steam at high pressures

Field investigation and testing of a Minnesota clay resource for iron ore pellet bonding

Comparison of trip lights and reflectors

Laboratory studies on the use of sodium sulfate for removing copper from molten iron

Large-scale studies of gas detonations

Determination of incombustible content of mine dust by nuclear method

Thermodynamic properties of helium, nitrogen, and helium-nitrogen mixtures from 240⁰ to 950⁰ R for pressures between 14.696 and 3,000 psia

Colorimetric method for arsenic in coal

Magnetic separation of pyrite from coals

Chlorine dissolution of several ferroalloys

Preparation characteristics of coal from Clarion County, Pa.

Ultrafine grinding of anthracite

Heats of formation of four anhydrous sodium borates

Copper removal from steel scrap by thermal treatment :feasibility study

Injury experience in the metallic mineral industries, 1964

Review of Bureau of Mines coal program, 1967

Bibliography of investment and operating costs for chemical and petroleum plants, January-December 1967

Helium :bibliography of technical and scientific literature, January 1, 1947 to January 1, 1962, a supplement to Bulletin 484

Limestone resources in western West Virginia

Magnetic susceptibility of group IVB, VB, and VIB metal-bearing minerals

Miniature oxygen deficiency alarm

Injury experience in coal mining, 1965 :analysis of mine safety factors, related employment, and production data

Computer usage for evaluation of design parameters and cost of heat exchangers.

Analyses of natural gases, 1967

Hydraulic mining of anthracite :analysis of operating variables

Silver recovery from waste photographic solutions by metallic displacement

Evaluation of synthetic organic flocculants in the treatment of coal refuse slurries

Limits of flame propagation of coal dust-methane-air mixtures

Evaluation of continuous recording X-ray ash meter

Modified Redlich-Kwong equations for hydrogen and for neon


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