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IC 6790 Asbestos-Domestic and Foreign Deposits
By Oliver Bowles
The United States has never attained importance as a producer of asbestos, the domestic output being only 1 to 3 percent of the quantity required to supply raw material for its extensive asbestos-prod
Jun 1, 1934
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IC 6510 Safety Standards and Safety Suggestions At Iron Mines in the Lake Superior Region
By F. S. Crawford
Although it may be impracticable to adopt standard methods of safe working in all branches of mining, and although it may be impossible to establish a standard for each class of work at each mine, som
Aug 1, 1931
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IC 7511 Mining Methods and Practices at International Minerals & Chemical Corp. Potash Mine, Eddy County, N. Mex
By GEORGE T. Harley, Walter R. Storms
This paper, which describes mining mothods at International Minerals & Chemical Corp, 'e. potash mine. in. Eddy. County, N. Mex., is one of a sories being prepared by the Mining Branch of the Bureau o
Jun 1, 1949
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I Can’t Get Enough Air! - Proper Self-Contained Self-Rescuer Usage - Instructor's Copy
By Charles Vaught, Michael J. Brnich, Roberta A. Calhoun
This document contains most of the materials needed to use the exercise. The main part of the document is the instructor's copy. It tells how to use the exercise, presents the objectives, the mas
Jan 10, 1999
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IC 9291 User's Guide For INSLOPE3: A Computer Code To Analyze The Effect Of Haulage Truck Operation On Dump Point Stability
By James P. May
Operating mine haulage trucks near the crest of stockpiles and waste dumps is a potentially hazardous practice often resulting in a localized slope failure and a dump point accident. The U.S. Bureau o
Jan 1, 1991
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RI 4319 Petroleum-Engineering Study Of The Lake Creek Field Montgomery County, Tex.
By H. B. Hill
The Lake Creek gas-condensate field, Montgomery County, Tex., Was discovered early in 1941 by the Superior Oil Co. The field, shown in figure 1, is approximately 37 miles northwest of Houston, Tex., a
Jan 1, 1948
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OFR-96-86 Flywheel-Powered Shuttle Car
By Donald Christofferson
This report documents the program conducted to demonstrate the application of a flywheel-powered propulsion system to underground mining shuttle cars. Such application can replace the present electric
Jan 1, 1986
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IC 7082 Reconnaissance Of Placer-Mining Districts In Lemhi County, Idaho - Introduction
By S. H. Lorain
This paper briefly describes the principal commercial and near-commercial deposits of gold-bearing gravel and the important placer-mining operations in Lemhi County, Idaho. It is on of a series on wes
Jan 1, 1939
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OFR-50-76 Survey On Protective Canopy Design - 1. Introduction
By R. Farrar
The survey work on protective canopy design was conducted in a 2-month period commencing November 15, 1973. The reported re¬sults under this contract are intended to provide guidance to coal mine oper
Jan 1, 1974
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OFR-163(2)-81 Microseismic Roof Fall Warning System Development - Field Trials And Commercial Prototype Fabrication - Appendix C: Coal Mine Data Collection Summary
By Carl Fisher
A microseismic roof fall warning system was field tested in Western and Eastern coal mines in the United States to better define the capabilities and limitations of the microseismic method in predicti
Jan 1, 1980
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IC 8853 Proceedings Of The Workshop On Techniques For Measurement Of Thermodynamic Properties, Albany, Oreg., August 21-23, 1979
To improve communication among Government, industry, and academic researchers in the field of thermodynamics, the Federal Bureau of Mines sponsored a Workshop on Techniques for Measurement of Thermody
Jan 1, 1981
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RI 4314 Investigation Of Southeast Missouri Secondary Limonite Deposits, Wayne, Butler, And Ripley Counties, Mo.
By Homer J. Ballinger
During the fall of 1943 and spring of 1944, the Bureau of Mines investigated nine secondary limonite iron-ore deposits in the Williamsville district of Wayne, Butler, and Ripley counties, Mo., by rota
Jan 1, 1948
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RI 4855 Beryl Resources Of The Black Hills, South Dakota
By Edward L. Tullis
Numerous widely distributed pegmatites of the southern Black Hills of South Dakota contain small amounts of beryl, and two minor deposits are known in the northern Black Hills. Few mines have produced
Jan 1, 1952
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RI 6976 Laboratory And Pilot Plant Development Of Flotation Procedures For Fine-Grained Hematitic Ores Of Marquette Range, Michigan
By R. T. Sorensen
Bench-scale and continuous testing were performed to adapt the anionic process for flotation of calcium activated silica to the fine-grained hematitic-goethitic jaspers from the Marquette range, Michi
Jan 1, 1967
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OFR-10-94 Coal Recoverability And The Definition Of Coal Reserves: Central Appalachian Region, 1993
By Timothy J. Rohrbacher
This report presents results from an ongoing U.S. Bureau of Mines study defining domestic coal reserves. Examinations of five 7 ½ -minute central Appalachian quadrangles have been completed to date. O
Jan 1, 1994
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OFR-11-77 The Correlation Of Mine Roof Failure With The Time Elapse Before Support Installation
By Robert M. Cox
The objective of this study was to determine if significant relationships exist between coal mine roof stability and the time roof is left unsupported. Additional factors such as geology, opening geom
Jan 1, 1974
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RI 3951 Exploration of Leasing Block No. 28 in the Nenana Coal Field, Alaska
By F. A. Rutledge, H. Marstraander, J. H. Hulbert, G. A. Apell
"INTRODUCTION The inability of Alaska coal mines to supply the quantity of coal required by public and private consumers and by the armed forces in Alaska caused the Coal Procurement Section of the Al
Nov 1, 1946
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Physical and Surface Characterization for Mineral Processing
By R. Hogg, S. Chander
"An overview of various physical and interfacial characterization methods for use in mineral processing is presented in this paper. The availability of a large number of characterization techniques an
Jan 1, 1989
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RI 8904 - Corrosion of Friction Rock Stabilizers in Selected Uranium and Copper-Mine Waters
By M. M. Tilman
The Bureau of Mines evaluated corrosion resistance of Split Set friction rock stabilizer mine roof bolts to aid in better prediction of useful service life. Electrochemical corrosion testing was condu
Jan 1, 1984
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IC 6723 Limestone - Part I - General Information ? Introduction
By Oliver Bowles
Limestone is the most widely used of all racks and is essential to a great many industries, including tae building trades, highway construction, metallurgy, agriculture, end many chemical and manufact
Jan 1, 1933