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Subject Index to Bureau of Mines Publications from July 1, 1990 to January 1, 1960 - Subject Index M-P
"M bed, Matanuska valley, Alaska, coal carbonizingproperties B 510M spectral lines, low-energy, study RI 5538Mab shaft, Leadvile district, Colo., investigation RI .1518Maberry process, for aluminum c
Jan 1, 1960
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OFR-64-76 Noise Control In Surface Mining Facilities: Chutes And Screens
By E. E. Ungar
The ways in which noise is generated and radiated by chutes and screens are described and corresponding noise control concepts are discussed. The amounts of noise reduction produced by applicable nois
Jan 1, 1975
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RI 3275 Progress Report - Metallurgical Division - 11. Studies On The Recovery Of Gold And Silver - Abstracts Of Papers In This Report ? Amalgamation And Cyanidation
By Edmund S. Leaver
The selection of a process for treating a gold ore is governed primarily by the characteristics of the ore under consideration. The form in which the gold occurs, its mode of association with other mi
Jan 1, 1935
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RI 3275 Progress Report -Metallurgical Division 11. Studies On The Recovery Of Gold And Silver
By Edmund S. Leaver
The selection of a process for treating a gold ore is governed primarily by the characteristics of the ore under consideration. The form in which the gold occurs, its mode of association with other mi
Jan 1, 1935
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IC 6573 Milling Methods And Costs At The Concentrator Of The Miami Copper Co., Miami, Ariz. ? Introduction
By H. D. Hunt
This paper which describes the milling practice of the Miami Copper Co. is one of a series being prepared by the United States Bureau of Mines. LOCATION The mine, concentrator, and other surface
Jan 1, 1932
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OFR-3-79 Study Of Noise Sources In A Cross Section Of Taconite Plants
Four taconite plants were studied to establish the extent of hazard to plant personnel which exists based on long-term exposure to noise. The criteria for evaluation include the 90 dBA and 85 dBA summ
Jan 1, 1977
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Mineral Indicators - Aluminum (9bb20c36-40a8-40e9-869f-48965cf2a347)
The Aluminum Company of America (Alcoa) announced plans to shut down production at the remaining two potlines at its Point Comfort, Texas primary aluminum smelter due to the increased costs of natural
Jan 1, 1978
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OFR-26-86(2) Development Of A Mechanized Scaler - Phase I - Summary
This report describes Phase I of the project --Development of a Mechanized Scaler --performed by Battelle, Pacific Northwest Laboratories for the U.S. Bureau of Mines. The objectives of Phase I were t
Jan 1, 1981
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OFR-32(3)-83 Safety Analysis Of The Blind Shaft Borer - Volume 3. Supplementary Reports F-J
By C. A. Geffen-Fowler
This report, sponsored by the Bureau of Mines, presents the results of an examination of the safety of the Blind Shaft Borer (BSB) shaft sinking system and an alternative modified BSB design concept i
Jan 1, 1981
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IC 8314 Pneumatic Transportation Of Solids - Proceedings: Institute Of Gas Technology - Bureau Of Mines Symposium, Morgantown, W. Va., October 19-20, 1965
A symposium on pneumatic transportation of solids was held at Morgantown, W. Va., October 19-20, 196'), under the cosponsorship of the Institute ref Gas Technology. Chicago, Ill., and the Bureau
Jan 1, 1966
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IC 8314 Pneumatic Transportation Of Solids - Proceedings: Institute Of Gas Technology-Bureau Of Mines Symposium, Morgantown, W. Va., October 19-20, 1965 ? Introduction
A symposium on pneumatic transportation of solids was held at Morgantown, W. Va., October 19-20, 1965, under the cosponsorship of the Institute ref Gas Technology. Chicago, Ill., and the Bureau of Min
Jan 1, 1966
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Bulletin 201 Prospecting and Testing for Oil and Gas
By R. E. Collom
The commercial development of petroleum and natural gas fields has reached its present status within 60 years and is still considered by some operators to be "100 per cent wildcatting." 1 A tendency t
Jan 1, 1922
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RI 4667 Report Of Research And Technologic Work On Explosives, Explosions, And Flames Fiscal Year 1949
By Bernard Lewis
This report summarizes the fundamental research and technical studies conducted by the Explosives Branch of the Bureau of Mines from July 1, 1943, to June 30, 1949. It is the thirteenth of a series of
Jan 1, 1950
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OFR-28-72 Systems Analysis Of An Inherently Explosion-Proof Coal Mining Operation
The inherently explosion-proof mine (EPM) concept is based upon the non-flammability of certain combustible-oxidant-inert gas mixtures, and the effect of partial pressure of gases on physiological rea
Jan 1, 2012
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IC 8754 Noise Dosimeter Performance - A Second Evaluation
By Timothy Y. Yen
This Bureau of Mines report evaluates audio dosimeters, 3 sample units from each of 10 currently marketed brands. Each dosimeter was treated as a "black box" with the acoustic stimulus as the input an
Jan 1, 1977
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RI 3568 Asphalts From Some Wyoming And Other Asphalt-Bearing Crude Oils ? Introduction (50643c65-85c3-4e18-90cc-d41076ab62d0)
By K. E. Stanfield
[Asphalt ~~d road oil ar8 the principal products manufactured from Wyor.1in~ Ilblack oilo" \r,hich, beca.use of th?lir hig.~ E\.sphal t and hig} sulfur COi.1Jce~1t, .!?re difficult e':ld costly t
Jan 1, 1941
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Subject Index to Bureau of Mines Publications from July 1, 1990 to January 1, 1960 - Subject Index A-C
"A bed, British Columbia, Canada, coal, carbonizingproperties B 510Pa., coal, washing characteristics RI 4941A' bed, Pa., coal, washing characteristics RI 4834"
Jan 1, 1960
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IC 9329 Utilizing Mechanical Linear Transducers For The Determination Of A Mining Machine's Position And Heading: Underground Testing
By Christopher C. Jobes
Computer-assisted control of a mining machine can place the operator in a safe, remote location. A guidance system aids remote positioning of a mining machine by determining its position and heading.
Jan 1, 1992
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RI 3829 Electrolytic Manganese in Stainless-Steel Tests at Rustless Steel Corp. and Universal-Cyclops Steel Corp.
By R. T. C. Rasmussen
"INTRODUCTION The primary purpose of the Bureau of Mines electrolytic manganese pilot plant at Boulder City, Nev., is to improve the Bureau-invented electrowinning process and to determine the applica
Oct 1, 1945
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Bulletin 147 Abstracts of Current Decisions on Mines and Mining
By J. W. Thompson
RAILROAD GRANT-MDIERALS. Diatomaceous or infusorial earth when found in such quantity and quality as to render lands containing deposits valuable therefor are mineral lands within the meaning of the m
Jan 1, 1917