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IC 8176 Bureau Of Mines Boiler-Water Service ? Introduction
By A. A. Berk
Other Federal agencies have been coming to the Bureau of Mines for help with the purchase and utilization of fuel, largely coal, almost since the day the Bureau was created in 1910. The requests cover
Jan 1, 1963
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RI 3073 Extraction of Soluble Copper from Ores in Leaching by Percolation
By Kenneth O. Bayard, John D. Sullivan
"This repot continues the series of papers being prepared at the Southwest Experiment Station of the Bureau of Mines in cooperation with the department of mining and metallurgy, University of Arizona,
Apr 1, 1931
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IC 8012 Mining, Milling, And Water-Control Methods, Rosiclare Fluorspar Works, Aluminum Co. Of America ? Introduction And Summary
By Ronald W. Schaefer
This report describes operations at the Rosiclare Fluorspar Works of the Aluminum Co. of America at Rosiclare, Hardin County, Ill. The works include the Fairview mine, the fluorspar mill, and related
Jan 1, 1961
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Capital And Operating Cost Estimating System Manual For Mining And Beneficiation Of Metallic And Nonmetallic Minerals Except Fossil Fuels In The United States And Canada ? 1. Introduction ? 1.1 Need For The Handbook
The United States Bureau of Mines is establishing a computerized mineral inventory system to help the Federal Government appraise its mineral position and prepare programs insuring against critical sh
Jan 1, 2012
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OFR-200-83 Floodplain Landfill With Mill Tailings
By K. E. Robinson
This study is the extension of an investigation of reclamation of floodplain areas in the Coeur d'Alene Mining District, Idaho, that are unuseable in their natural condition, by construction of l
Jan 1, 1983
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OFR-9(3)-80 Surveying Inhalation Contaminants In Above-Ground Metal And Nonmetal Mining And Processing Work Areas
By Walter D. Holland
This is one of a series of instruction guides developed to help instructors present health and safety training courses to workers in the metal and nonmetal mining industry. This course is intended for
Jan 1, 2011
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Local Earthquake Tomography for Imaging Mining-Induced Changes Within the Overburden above a Longwall Mine (5a876fc9-aed5-46e9-8c14-316696a99809)
By E. C. Westman
Three-dimensional velocity tomograms were generated on a daily basis to image mining-induced changes to the overburden above a longwall mine. The hypothesis was that a coherent redistribution of seis
Jan 1, 2008
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RI 5914 Engineering Study Of Water Injection In 14 Oil Reservoirs Of North Louisiana ? Summary
By Paul Meadows
This Bureau of Mines report presents operating practices and results of pressure maintenance and secondary recovery by water injection or by water injection supplemented by gas injection. Particular e
Jan 1, 1962
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IC 7385 Description of Typical Mine-Telephone Systems and Suggestions for making Improved Installations
By C. L. Brown
"INTRODUCTION The heavy loss of life from mine fires in some coal mines recently has focused attention on the importance of maintaining reliable communication systems between the active working sectio
Oct 1, 1946
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OFR-86-79 Control Technology For Diesel Equipment In The Underground Mining Environment -- A Review Of Selected Topics
By Charles D. Wood
"Selected Topics,? in reviewing the control of emissions from diesel engine powered equipment used in underground mining, explores these fields of interest: hydrogen as fuel; lubricating oil as a sour
Jan 1, 1979
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OFR-23-81 Mine Grounding Systems - Evaluation Of In-Mine Grounding System And Codification Of Ground Bed Construction And Measurement Techniques.
By Wils L. Cooley
Two major grounding topics are covered: mine ground systems and ground-check monitors. Performance characteristics of ground-check monitors for high-voltage surface mine distribution cables and low-vo
Jan 1, 1979
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OFR-49-75 Seismic Mine Monitor System - Phase IV Report
By J. C. Fowler
The field testing of the Seismic Mine Monitor System is described. This system consists of nine geophones buried about 40 feet deep over a ten-square-mile area, the amplifiers and electronics needed t
Jan 1, 1974
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RI 3453 Relative Air Dustiness During Cycle Of Operations At Mount Weather Testing Adit ? Introduction
By John A. Johnson
For the purpose of comparing the amounts of dust produced by various mining operations, samples of atmospheric dust were collected during a complete cycle of drilling, blasting and mucking at or near
Jan 1, 1939
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RI 3654 Use of Subaudible Noises for the Prediction of Rock Bursts, Part 2
By Leonard Obert, Wilbur Duvall
"INTRODUCTION 'The investigation reported herein is part of a comprehensive research program being conducted by the Metal Mining Research Section, Mining Division, Bureau of Mines, on pressure problem
Jul 1, 1942
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RI 8454 Utilizing the Magnetic Fraction of Raw Refuse With Shredded Automobile Scrap in Cupola Gray Iron
By V. R. Spironello
The Bureau of Mines is involved in research directed toward the utilization of municipal solid waste. One of the primary objectives is the recycling of the magnetic fraction of municipal solid waste (
Jan 1, 1980
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RI 6010 Pyrometallurgical Beneficiation Of Offgrade Chromite And Production Of Ferrochromium ? Summary
By Willard L. Hunter
The research described in this Bureau of Minus report was conducted to improve the chromium-iron ratio of offgrade chromite. Two methods were used: (1) Iron was selectively reduced from chromite by ca
Jan 1, 1962
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Analysis Of Highwall Mining Stability - The Effect Of Multiple Seams And Prior Auger Mining On Design
By R. Karl Zipf, David Newman
The objective of this is paper is to review the current state of knowledge and practice in highwall mining (HWM). HWM has become a widely-applied method in surface mining, commonly used alone or in c
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IC 8101 The National Safety Competition Of 1960 ? Summary
By John C. Machisak
The National Safety Competition is sponsored and conducted annually by the Bureau of Mines, U.S. Department of the Interior, to give greater impetus to the building of programs safeguarding the employ
Jan 1, 1962
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RI 3176 National Safety Competition of 1931
By W. W. Adams
"The seventh National Safety Competition, that for 1931, conducted by the United States Bureau of Mines, was participated in by 350 mines and quarries operating in 34 States. Tables 1 to 5 show the re
Jun 1, 1932
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Safety Considerations for Transport of Ore and Waste in Underground Ore Passes
By M. Beus, S. Inverson, B. Stewart
Abstract Recent ore pass failures have underlined the need for improved designs, standards, structural mon¬itoring methods and better hang-up prevention and removal tech¬niques. Researchers at the Sp