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IC 9473 - Drill Rig IncidentBy Edward A. Barrett, Roberta A. Calhoun
Introduction This Instructor’s Copy contains most of the materials trainers will need in order to use Drill Rig Incident (DRI). It includes suggestions for using the exercise, performance objec
Jan 2, 2005
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Computer-Implemented Coalbed Methane Data Base ? ObjectiveProvide a coalbed methane data source for industry use in mine planning. Approach Coalbed methane data have keen collected and formatted into a computer implemented data base with software develop
Jan 1, 1982
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RI 8693 Magnetic Properties of Alloys Containing Lanthanum, Cobalt, Copper, and MagnesiumBy J. W. Walkiewicz
One of the objectives of the Bureau of Mines is to develop substitution technology for scarce materials. In accordance with this goal, alloys containing lanthanum, cobalt, copper, and magnesium were i
Jan 1, 1982
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Overview Of Mine Fire DetectionBy John C. Edwards
Several experimental programs were conducted at the Pittsburgh Research Center to investigate the level of mine fire detection and alarm capability possible using state-of-the-art technology. These pr
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RI 7276 Operating Characteristics Of A High-Temperature Electrostatic PrecipitatorBy C. C. Shale
A semicommercia1, high-temperature electrostatic precipitator and adjunct equipment are described, and operating characteristics at 1,470° F and 80 psig are presented for both positive and negative po
Jan 1, 1969
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IC 9319 - Risk Profile Of Cumulative Trauma Disorders Of The Arm And Hand In The U.S. Mining IndustryBy S. D. Hudock, C. M. Keran
A review of all upper extremity cumulative trauma disorder (UECTD) injuries was conducted by the U.S. Bureau of Mines for 1985 through 1989. This review was performed by analyzing each injury, as repo
Jan 1, 1992
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IC 8694 - Mine Power Distribution - Proceedings: Bureau of Mines Technology Transfer Seminar, Pittsburgh, Pa ., March 19, 1975By Staff
The papers contained herein summarize results of various recent Bureau of Mines investigations in the area of mine power distribution systems. They are based on information from Bureau personnel, cont
Jan 1, 1975
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Building successful teams: an important part of a behavior-based safety process - What is a team?By Travis Rhoden
Merriam Webster?s Collegiate Dictionary (1996) defines team as ?a number of persons associated together in work or activity? and teamwork as ?work done by several associates with each doing a part, b
Nov 1, 1998
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OFR-66-73 Analysis Of Williams Brothers Engineering Company Coal Slurry Pipeline TestsThe head loss data for coal slurries over a range of concentrations and velocities and the laboratory screen analysis were selected as areas for investigation in the data analysis performed. The analy
Jan 1, 1972
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Appendix C - Scaling RelationshipsBy David A. Monaghan, Kenneth R. Maser, Adi R. Gurdar, D. Randolph Berry
APPENDIX C SCALING RELATIONSHIPS 1. Scaling Law for Fly Ash Crater Formation The scaling law derived for predicting crater diameters at different scales is developed below by considering the equa
Jan 1, 1973
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IC 7335 Destruction Of Damaged, Deteriorated, Or Unwanted Commercial Explosives - IntroductionBy R. D. Leitch
From time to time the Bureau of Mines has received requests from persons who wish to destroy unwanted explosives, and although the information that follows has been accumulated from sources considered
Jan 1, 1945
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Trailing Cable Splicing--Acceptance Testing And TrainingBy Robert King
Splicing portable trailing cables used in underground coal mines is usually less expensive in terms of capital outlay and production time lost than replacing them. However, handling trailing cables ma
Jan 1, 1975
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RI 7166 Purification And Concentration Of A Cyclic Manganese Leach Solution By Elevated Pressure-Temperature MethodsBy F. E. Brantley
Optimum autoclaving conditions were determined for separation of iron and manganese values from pregnant leach liquor produced in extracting manganese from low-grade umber are. The umber was leached w
Jan 1, 1968
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RI 7524 Differential Extraction Of Rare-Earth Elements In Quaternary Ammonium Compound-Chelating Agent SystemsBy D. J. Bauer
Solvent extraction separation of light group rare-earth elements in a quaternary ammonium compound-chelating agent system was demonstrated in single-stage studies, Typical separation factor values obt
Jan 1, 1971
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A Hydrogen Powered Mine Vehicle - ObjectiveDevelop a safe, nonpolluting power source for underground mining equipment. Approach The Bureau of Mines and EIM-CO Mining Machinery International entered into a cost-shared project to develop
Jan 1, 1986
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Mine Closure Guidelines ? ObjectiveProvide the National Park Service (NPS) with guidelines for closing abandoned mine openings such as shafts and adits. Approach The NPS needed alternative methods of closing a variety of abandone
Jan 1, 1994
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Value And Trends In World Mineral TradeBy Charles L. Kimbell
For 1991, the aggregate value of world international export trade in mineral commodities was roughly estimated at $685 billion in current 1991 dollars. The estimated level was about 6 % higher than th
Jan 1, 1993
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RI 9088 - Indices of Mine Safety Resulting From the Application of the Poisson Distribution to Mine Accident DataBy J. C. Kerkering
The Bureau of Mines used mathematical reliability theory to define, for use in the mining industry, the concepts of risk, safety, reliability, hazard, and mean time between accidents. In this report,
Jan 1, 1987
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The Aging Workforce: An Emerging Issue in the Mining IndustryBy Barbara Fotta
According to the Bureau of Labor Statistics (BLS), workforce estimates of median age suggest that the median age of the mining workforce, which has been experiencing overall declines in numbers of emp
Jan 1, 2004
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Data FilesBy Rudolf E. Greuer, Linneas W. Laage, Xinton Chang
Data or input files are used to describe the mine's ventilation system and physical characteristics necessary for ventilation calculations as well as the physical or mechanical disturbance to be
Jan 1, 1990