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IC 8759 The U.S. Foundry Coke Industry
By Franklin D. Cooper
This Bureau of Mines report reviews in detail the foundry coke situation in the United States in 1975. It discusses intrinsic production problems and identifies opportunities for modifying operating p
Jan 1, 1977
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RI 7349 Strengths Of Sulfur-Basalt Concretes
By Lester J. Crow
This study advances the use of elemental sulfur in structural materials by demonstrating its value in bonding high-strength, well-graded basalt aggregates to form sulfur-basalt concretes. Sulfur is an
Jan 1, 1970
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IC 8900 Future Trends And Prospects For The Australian Mineral Processing Sector
By L. Nahai
An important objective of the Australian Government's policies on resources development is to encourage further processing of raw materials domestically, to the extent that this is economically f
Jan 1, 1982
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RI 7204 Composition And Characteristics Of Municipal Incinerator Residues
By C. B. Kenahan
The Bureau of Mines is developing methods for reclaiming the metal and mineral values contained in municipal incinerator residues. This report describes the first phase of the research, in which relia
Jan 1, 1968
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RI 8864 - Electrical Properties and Attenuation Distance of Upper Pennsylvanian Coal Measure Rock From Southwestern Pennsylvania
By D. P. Lindroth
The Bureau of Mines is engaged in research on ground probing radars for detection of geologic hazards in advance of mining. Penetration distances and interpretation models depend on the dielectric pro
Jan 1, 1984
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OFR-58-74 Design, Develop, Fabricate And Deliver Portable Luminaire Systems For Task Lighting In Coal Mines - 1.0 Introduction
On June 20, 1972, Ocean Energy was awarded Contract No. H0220055, entitled Portable Task Luminaire System Development. Initially, this was a 12 month program consisting of three phases: Phase I -- Des
Jan 1, 1974
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RI 3320 Diesel Mine Locomotives - Development And Use In European Coal Mines ? Introduction
By George S. Rice
In response to numerous requests for information as to the status of internal-combustion mine locomotives of the Diesel type that use heavy or non- volatile oil for fuel, with special reference to the
Jan 1, 1936
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RI 3925 Sponge-Iron Experiments at Longview, TX
By Whitman E. Brown
"As part of a Nation-wide program of the United States Government to develop natural resources, funds were made available to the Bureau of Mines for the investigation of the ""Reduction of Iron Ores b
Aug 1, 1946
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In-Cab Noise Reduction On An Air-Rotary Drill Rig
By R. J. Matetic, David S. Yantek, David K. Ingram
The National Institute for Occupational Safety and Health (NIOSH) has investigated engineering noise controls to reduce sound levels in cabs on air-rotary drill rigs. A recent investigation revealed t
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IC 8306 Research And Technologic Work At The Health And Safety Research And Testing Center: Fiscal Years 1960-65
This report describes the activities and publications of the Bureau of Mines Health and Safety Research and Testing Center, Pittsburgh, Pa., for the fiscal years 1960-65. It includes a discussion or w
Jan 1, 1966
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RI 3112 Flotation Reagents, 1929
By R. L. Kidd, T. H. Miller
"INTRODUCTION This paper is the seventh of a series of yearly reviews started in 1921 and pre¬sents information gathered in a cooperative investigation undertaken by the United States Bureau of Mines
Aug 1, 1931
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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 6020 Electron Micrographs Of Some Unusual Inorganic Fibers ? Introduction And Summary
By Charles W. Huggins
A study of the high magnification of some inorganic fibers which are found in nature or produced in the laboratory, has been conducted with the electron microscope. This series of electron microqraphs
Jan 1, 1962
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RI 8748 Determination of Bit Forces Encountered in Hard Rock Cutting for Application
By Sam G. Demou
Drag bit cutting tests were conducted chiefly to determine bit forces encountered in rock types representing a range of compressive strength and hardness and thus enable the design engineer to estimat
Jan 1, 1983
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RI 4665 Magruder And Chambers Copper Deposits, Lincoln And Wilkes Counties, Ga.
By Alexander L. Peyton
The Magruder and Chambers copper deposits in the Little River gold district, on the border line of Lincoln and Wilkes Counties, Georgia, have been known for a number of years (fig. 1). The Magruder d
Jan 1, 1950
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RI 5969 Radiation Hazards Encountered In Arc Melting Thorium ? Summary
By R. R. Lowery
This project was proposed to provide information on the hazards associated with arc melting of thorium. A general air-sampling analysis was made to determine the separation, concentration, and distrib
Jan 1, 1962
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RI 3917 Pilot-Plant Investigations Matte Smelting of Chamberlain. S. Dak., Manganese Ore
By R. G. Knickerbocker, T. E. Evans, J. L. Morning, D. R. Torgeson, F. W. Wessel
"INTRODUCTION Pilot-plant studies on processes for converting low-grade domestic manganese ore to high-grade oxide or sulfide products by pyrometailurgical process was initiated at the Boulder City, N
Sep 1, 1946
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RI 3320 Diesel Mine Locomotives - Development And Use In European Coal Mines - Introduction (ea4ffc59-0b25-4e29-afa0-f2eea461c066)
By George S. Rice
In response to numerous requests for information as to the status of internal-combustion mine locomotives of the Diesel type that use heavy or nonvolatile oil for fuel, with special reference to their
Jan 1, 1936
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RI 7937 Vibrations From Underground Blasting
By James J. Snodgrass
The Bureau of Mines has investigated vibration levels produced by blasting at four underground sites to establish how such factors as type of explosive, delay blasting, charge weight, and geology affe
Jan 1, 1974
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IC 6796 Apparatus and method for determination of helium in natural gas
By C. C. Anderson
"While conducting investigations in connection with the helium program of the Bureau of Mines, the Cryogenic Laboratory has improved an apparatus for the rapid and accurate determination of the helium
Jun 1, 1934