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OFR-26-86 Development Of The Claw Hammer Scaling Tool
By James D. Eklund
Towards the goal of improving safety, economy and efficiency of scaling in underground metal/nonmetal mines, Battelle developed a combination prying/hammering scaling tool. A prototype was subject
Jan 1, 1983
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RI 5958 Bureau Of Mines Coal-Fired Gas Turbine Research Project: Redesign And Assembly Of Turbine ? Summary
By J. P. McGee
The Bureau of Mines is doing research and development work on a coal-fired gas turbine plant initially developed by the Locomotive Development Committee, (LDC) of Bituminous Coal Research, Inc. The Bu
Jan 1, 1962
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Minor Metals - Arsenic (545169d6-93ee-43ea-8b17-3e028d7e5f60)
By H. J. Schroeder
Legislation and Government Programs.-The Occupational Safety and Health Administration (OSHA) accepted written comments until July 23, 1976, and held an informal hearing on August 24, 1976, to receive
Jan 1, 1978
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RI 7724 Continuous Heavy Liquid Concentration Of High-Clay Potash Ores
By K. J. Liles
The Bureau of Mines conducted laboratory semicontinuous and continuous heavy liquid tests to determine the feasibility of producing commercial-grade products from the high-clay sylvinite ores of the P
Jan 1, 1973
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RI 4295 A Method Of Evaluating Bleaching Clays
By Donald W. Ross
Petroleum oils of widely different grades have long been clarified or decolorized by contact with fuller's earths. More recently, so-called activated clays have also been used for this purpose. S
Jan 1, 1948
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OFR-60-83 Improved Ground Control Safety In The Stone, Sand And Gravel Industries
By Tuncel M. Yegulalp
The objective of this study was to categorize mining operations in the stone, and sand and gravel industries into areas of similar ground control functions and define initial factors affecting operati
Jan 1, 1981
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Bulletin 220 Bibliography of Petroleum and Allied Substances, 1921
By E. H. Burroughs
This bulletin is the sixth in the series of petroleum bibliographies published by the Bureau of Mines, Bulletins 149, 165, 180, 189, and 216 being compilations for the years 1915, 1916, 1917, 1918, an
Jan 1, 1921
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RI 4071 Benefication of Western Beryl Ores
By H. L. Bibbs, H. D. Snedden
"INTRODUCTION The use of beryllium and its alloys has increased rapidly during the last decade. Further expansion of its use is limited; in part, by lack of adequately developed ore reserves. The prin
May 1, 1947
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RI 4827 Investigation Of High-Alumina Clays And Bauxite Of Northeastern Mississippi
By Donald F. Reed
In the Coastal Plain sedimentaries of northeastern Mississippi, high-alumina clays and kaolins, which are bauxitized locally to varying degrees, are found in many places along the contact between the
Jan 1, 1952
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OFR-108-82 Feasibility And Applicability Of Hydraulic Mining And Transport In Underground Noncoal Mines
By William C. Cooley
This study Identifies and evaluates deposits of noncoal minerals in the U.S. which are most amenable to be mined underground hydraulically and transported hydraulically. A method was developed to scre
Jan 1, 1981
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RI 8771 A Water Elutriator System for Recovering Nonmagnetic Metals From Automobile Shredder Rejects
By D. K. Steele
An 18-in-diam column water elutriator was designed, tested, and operated by the Bureau of Mines for recovering nonferrous mixed metals from automobile shredder rejects. The waver elutriator separated
Jan 1, 1983
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MLA 25-85 - Mineral Resources Of The Mt. Stirling Wilderness Study Area (BLM No. 050-0401), Nye And Clark Counties, Nevada
By Martin D. Conyac
A 1984 Bureau of Mines investigation identified ho mineral resources in the Wilderness Study Area (WSA). However, four prospects in the WSA contain anomalous amounts of copper and silver minerals; one
Jan 1, 1985
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IC 6237 Mining Methods At The Old Dominion Mine, Globe, Ariz. ? Introduction
By A. H. Shoemaker
This paper describing the mining practices at the Old Dominion mine, Globe, Ariz., is one of a series being prepared by the United States Bureau of Mines on mining practices, methods, and costs in the
Jan 1, 1930
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RI 6004 Radioisotopes As Tracers In Volatilization Studies Of Selenium And Tellurium ? Summary And Introduction
By J. V. Batty
Radioisotopes of selenium (se78) and tellurium (Te123) were successfully employed by the Bureau of Mines as tracers in metallurgical research directed to developing improved methods for volatilizing t
Jan 1, 1962
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RI 7916 Using Sulfur Hexafluoride as a Gaseous Tracer To Study Ventilation Systems in Mines (79a504fe-c119-467d-a2d2-79e7ee5d26fd)
The Bureau of Mines found sulfur hexafluoride (SF6), released from a lecture bottle, to be an ideal gaseous tracer for studying mine ventilation systems. Air samples were collected in glass syringes a
Jan 1, 1974
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IC 9302 STRESsOUT-A Data Reduction Program For Inferring Stress State Of Rock Having Isotropic Material Properties: A User's Manual
By Mark K. Larson
Researchers at the U.S. Bureau of Mines have developed a FORTRAN computer program that can calculate stress states from overcoring measurements obtained from hollow inclusion cells, triaxial cells, st
Jan 1, 1992
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Mineral Industries Of Asia And The Pacific - Introduction
By Edmond Chin
The area encompassed by the political entities included in this study com-prises 11 million square miles or about 15 percent of the total Earth's land area. The bulk of the region is contained on
Jan 1, 1992
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RI 3384 Friability Of Alabama Coals ? Introduction
By Ellis S. Hertzog
The data published in this retort cover only one phase of a special study of tile physical and chemical properties s of only Alabama coals made by the Bureau of Mines. In addition to determinations of
Jan 1, 1938
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OFR-95-79 The Design And Demonstration Of A Longwall Illumination System
By A. E. Ketler
A second generation lighting system was installed in the Greenwich Collieries longwall. This report describes the hardware, installation, maintenance, and final results of the program.
Jan 1, 1978
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List of BOM Publications and Articles 1985-01-01 to 1989-12-31 with Subject and Author Index
By Office of Public Information
"The Bureau of Mines was established in the public interest to conduct inquiries and scientific and technologic investigations concerning mining and the preparation, treatment, and utilization of mine
Jan 1, 1990