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  • NIOSH
    RI 9556 - Effect of Additives on Chalcopyrite Leaching

    By L. E. Schultze

    Experiments were conducted by the U.S. Bureau of Mines to verify enhancements due to chloride and surfactant additions in the leaching system of chalcopyrite with ferric sulfate and sulfuric acid. A s

    Jan 1, 2010

  • NIOSH
    Historical Documentation Of Major Coal-Mine Disasters In The United States Not Classified As Explosions Of Gas Or Dust: 1846-1962 ? Summary

    By Charles M. Keenan

    THIS PUELICATION lists and provides brief accounts of the major disasters not classified as explosions of gas or dust that have occurred in the cod mines of the United States from the earliest times t

    Jan 1, 1963

  • NIOSH
    RI 2963 Smelting In The Lead Blast Furnace - III. - Rate Of Descent Of Stock Column And Formation Of Accretions ? Introduction

    By G. L. Oldright

    This paper is the third1 of a series of five papers that is to appear on smelting in the lead blast furnace. The objects of this investigation are to determine the conditions obtaining within the blas

    Jan 1, 1929

  • NIOSH
    RI 8777 Correlation of LANDSAT and Air Photo Linears With Roof Control Problems and Geologic Features

    By Jacqueline H. Jansky

    The Mine Safety and Health Administration (MSHA), U.S. Department of Labor, did a linear analysis for a new underground coal mine in Grant County, WV, through the interpretation of LANDSAT imagery and

    Jan 1, 1983

  • NIOSH
    IC 9007 Subsidence Information For Underground Mines-Literature Assessment And Annotated Bibliography

    By A. J. Fejes

    The purpose of this Bureau of Mines report is to provide mining industry personnel and regulatory authorities with a subsidence-reference list and annotated bibliography that will aid them in locating

    Jan 1, 1985

  • NIOSH
    RI 7290 Metallization Of Iron Ores With Solid Reductants

    By M. M. Fine

    Research on the solid-fuel reduction of Knob Lake iron or was conducted to upgrade lean and high-grade ores and recover metallized products suitable for ironmaking or steelmaking. The program included

    Jan 1, 1969

  • NIOSH
    RI 9405 - Role of Oxygen Transfer in Acid Mine Drainage Treatment

    By C. C. Hustwit

    The U.S. Bureau of Mines formulated a new mathematical model to characterize iron oxidation. The new model is intended to replace the currently used model, recommended by the Environmental Protection

    Jan 1, 2010

  • NIOSH
    IC 9098 Antimony Availability-Market Economy Countries - A Minerals Availability Appraisal

    By C. M. Paiencia

    The Bureau of Mines studied the potential availability of primary antimony (Sb) from demonstrated resources in 21 mines and deposits in market economy countries (MEC's). Twelve of these propertie

    Jan 1, 1986

  • NIOSH
    Methane Control Research: Summary Of Results, 1964-80

    By Maurice Deul

    This bulletin summarizes the work conducted under the Bureau of Mines methane control research program during the years 1964 to 1979. This research effort was directed toward improving existing method

    Jan 1, 1986

  • NIOSH
    RI 5805 Development Of A 10,000-Ampere Cell For Electrorefining Titanium ? Summary

    By F. P. Haver

    The Federal Bureau of Mines developed a 10,000-ampere cell to determine the economic feasibility of producing high-purity electrolytic titanium from mill scrap or offgrade sponge. Operating variables

    Jan 1, 1961

  • NIOSH
    OFR-77(2)-75 Extinguishing Coal Mine Fires By Remote Sealing - Volume II - Summary

    By D. Randolph Berry

    The objective of this program was to develop a system to extinguish coal mine fires by remote sealing of the underground passageways. The system developed had to be versatile enough to function under

    Jan 1, 1973

  • NIOSH
    RI 3510 Cushioned Blasting - 1. Orienting Studies

    By A. R. T. Denues

    "INTRODUCTION The Explosives Division of the Bureau of Mines, United States Department of the Interior, is investigating cushioned blasting at the Explosives Testing Station, Bruceton, Pa. The general

    May 1, 1940

  • NIOSH
    RI 8876 - Performance Comparison of Oxygen Self-Rescuers

    By N. Kyriazi

    A performance study of oxygen self-rescuers from the United States and other countries was undertaken as an assessment of present worldwide technology. The apparatus were tested a an breathing and met

    Jan 1, 1984

  • NIOSH
    RI 8783 - Copper-Manganese-Base Silverless Brazing Systems

    By V. R. Miller

    The Bureau of Mines conducted research on substitute brazing filler alloys with properties similar to those of silver filler alloys in an effort to conserve silver and reduce hazards from cadmium emis

    Jan 1, 1983

  • NIOSH
    RI 9056 Strata Interactions in Multiple-Seam Mining-Two Case Studies in Pennsylvania

    By Gregory J. Chekan

    The Bureau of Mines, in an effort to improve planning and development in coal mining, is investigating strata interactions associated with mining of multiple coalbeds. Two common interactions that occ

    Jan 1, 1986

  • NIOSH
    RI 3459 National Safety Competition Of 1938

    By W. W. Adams, T. D. Lawrence

    "The National Safety Competition of 1938, the fourteenth of its kind conducted by the Bureau of Mines in which bronze trophies known as Sentinels of Safety are awarded to winning companies, has just b

    Aug 1, 1939

  • NIOSH
    Bulletin 116 Methods of Sampling Delivered Coal

    By GEORGE S. POPE

    This bulletin is a revision of Bulletin 63 and is published by the Bureau of Mines in order that purchasers of coal for Government, State, municipal, or private use may be informed regarding advances

    Jan 1, 1916

  • NIOSH
    RI 3566 Comparison Of Manganese Steel With Carbon Steel For Detachable-Bit Drill Rods ? Introduction (23b517df-719d-47d0-936f-bb60e7c31838)

    By Wing G. Agnew

    [This report presents the results of tests made by the Mining Division, Bureau of Mines, on the relative durability of manganese-steel drill rods and carbon-steel drill rods for use with detachable bi

    Jan 1, 1941

  • NIOSH
    IC 6917 Pebble Phosphate Accident Experience ? Introduction

    By Frank E. Cash

    The data in this circular were compiled so that individual phosphate companies might have the benefit of the experience of other phosphate companies, and that industries in general might compare exper

    Jan 1, 1936

  • NIOSH
    OFR-184-82 The Effects Of Moisture On Radon Emanation - Including The Effects On Diffusion

    By Burton J. Thamer

    Radon emanation coefficients of 0.02 to 0.55 were measured at moisture contents ranging from dry to saturation in eighteen different ores. The emanation coefficients rose from a minimum when dry to a

    Jan 1, 1981