TRAIL - Technical Report Archive and Image Library

Oil shale retorting in a 150-ton batch-type pilot plant

Coal mine combustion products:neoprenes, polyvinyl chloride compositions, urethane foam, and wood

Ventilation eddy zones at a model coal mine working face

A mathematical model to guide the discovery of ore bodies in a Coeur d'Alene lead-silver mine

Emission characteristics of a prime mover for hybrid vehicle use

Statistical analysis of methane concentration fluctuations produced by incomplete mixing of methane and air at a model coal mine working face

Electrochemical anodic reaction rate of vanadium metal with molten VCl₂-VCl₃-NaCl mixtures

Pulsed nuclear magnetic resonance studies of oil shales-estimation of potential oil yields

Compression testing of rock in simulated lunar environment

Washing fine-size coal in a dense-medium cyclone

Carbon steel from prereduced pellets-acid practice

Increasing fluosilicic acid evolution from phosphate rock by digestion with phosphoric acid

Microdetermination of volatile matter and rock dust concentration of airborne coal mine dust

Solvent stimulation tests in two California oilfields

Detection and delineation of faults by surface resistivity measurements:Schwartzwalder mine, Jefferson County, Colo.

Qualitative characterization of 370⁰ to 535⁰C aromatic concentrates of crude oils from GPC analyses

Waste lubricating oil research:a comparison of bench-test properties of re-refined and virgin lubricating oils

Mine pager to public telephone interconnect system

Development of titanium load cells for support load determination

Mine roof simulator:definition and discussion of parameters

Oxidation of mixed iron and copper chlorides

Methane in the Pittsburgh coalbed, Washington County, Pa.

A new method of analysis to obtain exact solutions for stresses and strains in circular inclusions

Effect of impurities and additives on the electrowinning of zinc

Physical property data on coal waste embankment materials

Infrared spectra of compounds of importance in lead sulfide flotation

In situ determination of rock behavior by overcore stress relief method, physical property measurements, and initial deformation method

Tunnel boring technology:disk cutter experiments in metamorphic and igneous rocks

Evaluation of a novel electrophoretic separation method to remove pyritic sulfur from coal

Strengthening molybdenum by powder metallurgical internal oxidation of ZrMo₂

Cost of producing copper from chalcopyrite concentrate as related to SO₂ emission abatement:an evaluation of five smelting procedures

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

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