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The Concept Of Degraded Images Applied To Hazard Recognition Training In Mining For Reduction Of Lost-Time Injuries
By Edward A. Barrett, Kathleen M. Kowalski-Trakofler
This paper discusses the application of a training intervention that uses degraded images for improving the hazard recognition skills of miners. Method: NIOSH researchers, in an extensive literatu
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Bulletin 227 Flame Safety Lamps
By L. C. IlsLey, J. W. Paul, E. J. Gleim
Flame safety lamps have been used in gaseous mines since the Davy lamp was introduced, more than 100 years ago. During the last decade the flame safety lamp has been rapidly replaced by the electric l
Jan 1, 1924
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IC 8375 Tunneling Technology - Its Past And Present
By Thomas M. Nasiatka
This report briefly describes the present state of the art and the technological highlights of tunneling from its inception to the present. The discussion is concerned primarily with tunnels driven th
Jan 1, 1968
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OFR-113A-93 Coal Mine Injury Analysis: A Model For Reduction Through Training - Volume II: Model Training Program
By Christopher J. Bise
Volume II of this collection of research reports, entitled "Model Training Program," provides the framework and details for developing a tailored training program for a specific mine based upon docume
Jan 1, 1993
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IC 8122 Evaluating Raw Materials For Rotary-Kiln Production Of Lightweight Aggregate
By Howard P. Hamlin
This Bureau of Mines report is concerned with the testing procedures for evaluating clays, shales, and slates for lightweight aggregates using the rotary-kiln method of production. To meet the increas
Jan 1, 1962
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The Mineral Industry Of Central American Countries - Belize (e2c679f7-b0e1-42fb-b6cb-3ae7ffd69a5c)
By Pablo Velasco
The Belize economy recorded modest growth during 1980; the growth of the gross domestic product (GDP) in real terms was between 1% and 2%. At current prices, the 1980 GDP reached $108 million2. This o
Jan 1, 1982
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OFR-93-83 Cable Fault Locator Research
By C. A. Cole
This work consists of research in cable fault location and the construction of four field-test units based on the research. Swept-frequency sounding of mine cables with RF signals has been the techniq
Jan 1, 1982
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RI 8712 Alumina Miniplant Operations - Production of Misted Raw Kaolin Feed
By John L. Schaller
The Bureau of Mines, U.S. Department of the Interior, has investigated the extraction of alumina from domestic kaolin clay by leaching with boiling 26 wt-pct hydrochloric acid. Acid leaching of crushe
Jan 1, 1982
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RI 8524 Electrowinning Zinc From Zinc Chloride in Monopolar and Bipolar Fused-Salt Cells
By S. D. Hill
To help insure the continued viability of the minerals and materials sector of the U.S. economy, the Bureau of Mines is conducting research and disseminating technology that will result in more effici
Jan 1, 1981
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OFR-147-84 Front-End Loader Training System
By Jane Applegate
This report documents efforts to design, develop and test a training approach which would assist front-end loader operators in the acquisition of skills and awareness to reduce the probability of thei
Jan 1, 1983
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OFR-23-75 Microseismic Techniques Applied To Coal Mine Safety
By H. Reginald Hardy
This report describes the results of a research project carried out to investigate the feasibility of using transducer arrays, located on surface or in shallow boreholes, above an active coal mine to
Jan 1, 1974
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IC 7043 Reconnaissance Of Mining Districts In Lander County, Nevada ? Introduction
By William O. Vanderburg
This report 3/gives the results of a reconnaissance of the mining districts in Lander County, Nev., made from March 29 to April 20 and from May 9 to May 21, 1938, during which virtually all of the min
Jan 1, 1939
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RI 6077 Synthetic Mica From Low Cost Raw Materials
By H. R. Shell
Fluorphlogopite mica was synthesized from inexpensive and abundant olivine, clay, feldspar, and sand (plus K2SiF6). The raw materials were melted in crucibles and in an internal resistance electric fu
Jan 1, 1962
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The Mineral Industry Of Other Areas Of The Far East And South Asia - Bangladesh (541c7bda-6ca8-4dc8-a808-237ef08a52f2)
Mineral production was of little significance in the country's economy, and Bangladesh was not a world-ranked producer of any mineral commodity during 1977. Natural gas was the most important min
Jan 1, 1981
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Reinforcing Coal Mine Roof with Polyurethane Injection: 4 Case Studies
By Gregory Molinda
NIOSH has recently completed a study of the interaction between polyurethane (PUR) and coal mine roof in order to determine the mechanism of reinforcement, in both highly fractured rock and unfracture
Jan 1, 2008
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IC 9354 Field Evaluation Of The Modular Azimuth And Positioning System (MAPS) For A Continuous Mining Machine
By John J. Sammarco
This report details the testing and evaluation of a modular azimuth and positioning system (MAPS) to provide navigational information for a continuous mining machine. Vehicle navigation is part of the
Jan 1, 1993
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OFR-47(3)-83 Ecological Studies On The Revegetation Process Of Surface Coal Mined Areas In North Dakota - 3. Soil And Vegetation Development Of Abandoned Mine
By Mohan K. Wali
Soil and vegetation development were studied on abandoned mine sites near Velva in Ward County, North Dakota. The sites studied were 1, 7, 17, 30 and 45 years old since abandonment; unmined sites were
Jan 1, 1982
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IC 8737 Coal Surface Mining Reclamation Costs In The Western United States
By Franklin H. Persse
The Bureau of Mines estimated reclamation costs for 13 surface coal mines in nine States west of the Missisisppi River. With the exception of the Pacific Coast coal province, at least one mine in each
Jan 1, 1977
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RI 2784 Future Timber Supply For Coal Mines - What One Company Is Doing
By L. D. Tracy
"IntroductionOne of the problems which the coal-mining industry must solve in the next few years is the redaction of its ever-increasing timber bill. This includes pit posts, mine tees, timber sets, a
Nov 1, 1926
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Lurgi Process - Use For Complete Gasification Of Coals With Steam And Oxygen Under Pressure ? Summary And Conclusions
By J. Cooperman
THE INVESTIGATION was carried out in three stages, depending on the objectives of the work and the kind of equipment used. The first stage involved testing of 11 representative Alabama coals, the sour
Jan 1, 1951