TRAIL - Technical Report Archive and Image Library

Deformation monitoring of underground openings by photographic techniques

Using sulfur hexafluoride as a gaseous tracer to study ventilation systems in mines

Evaluating plastic scintillators for detecting prompt gamma rays in continuous analysis of bulk materials

Properties of Utah tar sands--Threemile Canyon area, P.R. Spring Deposit

Removal of lead and zinc and the production of prereduced pellets from iron and steelmaking wastes

Incendivity of some coal-cutter materials by impact-abrasion in air-methane

Waste lubricating oil research:an investigation of several re-refining methods

Laboratory determination of factors affecting storage of North Dakota lignite:computer simulation of spontaneous heating

Performance characteristics of coal-washing equipment:hydrocyclones

Improvements in the three-component borehole deformation gage and overcoring techniques

Corrosion of commercial alloys in three environments simulating phosphate rock acidulation

Mathematical study of a propagating flame and its induced aerodynamics in a coal mines passageway

Optimum gas saturation for maximum oil recovery from displacement by water

Dielectric constants and dissipation factors of simulated lunar rocks

Electrochemical kinetics of the reaction of titanium metal with titanium subchlorides in molten sodium chloride

Steam pyrohydrolysis of hydrous magnesium chlorides

Vapor phase reduction of lead sulfide

Thermal energy recovery by basic oxygen furnace offgas preheating of scrap

Hydrogen peroxide precipitation of uranium

Recovery and separation of rare-earth elements, barium, and strontium from bastn©·asite with sulfuric acid

Multiple-orifice feeder for fine particles

Low-temperature evolution of hydrocarbon gases from coal

Laboratory experiments in electrokinetic densification of mill tailings(in two parts).

Tube-wall methanation reactors with combined diffusion and kinetic resistance

Waterflooding of oilfields in Colorado

Laboratory experiments in electrokinetic densification of mill tailings(in two parts).

Removal of hydrogen sulfide from hot producer gas by solid absorbents

Noise abatement of pneumatic rock drill

Proceedings of the Symposium on Talc, Washington, D.C., May 8, 1973

Ash utilization :proceedings: Third International Ash Utilization Symposium. Sponsored by National Coal Association, Edison Electric Institute, American Public Power Association, National Ash Association, and Bureau of Mines, Pittsburgh, Pa., March 13-14, 1973

Bureau of Mines, Pittsburgh Mining and Safety Research Center research and development activities :fiscal year 1971

Profitability analysis of producing crude oil by waterflooding using a simulation technique

Analyses of natural gases, 1973

Basic estimated capital investment and operating costs for coal strip mines

Recovery of secondary copper and zinc in the United States

Extracting minerals from geothermal brines: a literature study

Theoretical and experimental studies on the packing of solid particles :a survey

A Bureau of Mines direct-reading azimuth protractor

Overcoring equipment and techniques used in rock stress determination

Control of fires in abandoned mines in the eastern bituminous region of the United States :a supplement to bulletin 590

A computer program for clustering data points on the sphere

Rapid wet chemical methods for the analysis of blast furnace slags

Ground control aspects of coal mine design :Proceedings: Bureau of Mines Technology Transfer Seminar, Lexington, Ky., March 6, 1973

Potential solid waste generation and disposal from lime and limestone desulfurization processes

Assessment of U.S. petroleum supply with varying drilling efforts

Mine communications :proceedings: Bureau of Mines Technology Transfer Seminar, Bruceton, Pa., March 21-22, 1973

Subsurface waste injection in the United States:fifteen case histories

Evaluation of waterfloodability of oilfields by pilot flooding

Drilling and Sampling Tertiary Gold-Bearing Gravels at Badger Hill, Nevada County, California

The Flathead Tunnel: A Geologic, Operations, and Ground Support Study, Burlington Northern Railroad, Salish Mountains, Montana

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