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Effects Of Water Sprays Used With A Machine-Mounted Scrubber On Face Methane Concentrations
This study was conducted to determine the effects of a machine-mounted scrubber and water sprays on face methane levels. Testing was conducted in the NIOSH ventilation test gallery which was designed
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IC 8311 A Thermal-Recovery Project And Two Waterflood Projects In Carter, Garvin, And Stephens Counties, Okla., 1966 (1fc5c005-c229-4b23-aa01-bbc50c92368e)
By Kenneth H. Johnston
This publication describes a thermal-recovery project and two waterflood projects in Carter, Garvin, and Stephens Counties, Okla., that will be visited during the 1966 annual tour by the Bureau of Min
Jan 1, 1966
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RI 7682 Reducing Surface Hot Shortness Of Copper-Bearing Steels
By Mark I. Copeland
A study was conducted to determine if commonly used alloying additions or coating materials can prevent the formation of a liquid-copper phase during the reheating of copper-containing steels. If so,
Jan 1, 1972
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IC 8311 A Thermal-Recovery Project And Two Waterflood Projects In Carter, Garvin, And Stephens Counties, Okla., 1966
By Kenneth H. Johnston
This publication describes a thermal-recovery project and two waterflood projects in Carter, Garvin, and Stephens Counties, Okla., that will be visited during the 1966 annual tour by the Bureau of Min
Jan 1, 1966
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IC 8035 Bibliography Of Investment And Operating Costs For Chemical And Petroleum Plants, January-December 1960 ? Introduction
By Sidney Katell
This cost bibliography, covering the period from January through December 1960, is a continuation of the series which began with the publication of Information Circular 7516 in October 1949. It is als
Jan 1, 1961
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RI 9653 - Economics Of Safety At Surface Mine Spoil Piles
By Thomas W. Camm
This study was done to evaluate the costs of various dumping operations at waste and spoil piles. It has been theorized that accidents associated with dumping operations might be reduced by short-dum
Jan 1, 2000
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Government Actions And The Mineral Industry (b2891ca2-7713-4a55-81c5-05d913a01ebc)
Duties on Lead Imports from Mexico. - On September 15, the President signed Proclamation 4792 suspending concessions formerly granted as of January 1 on red lead imported from Mexico. The Proclamation
Jan 1, 1980
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RI 8547 A Mixed Kinetics Dump Leaching Model for Ores Containing a Variety of Copper Sulfide Minerals
By B. W. Madsen
To help maintain an adequate supply of minerals to meet national economic and strategic needs, the Bureau of Mines developed a mathematical model that describes acidic ferric sulfate leaching of coppe
Jan 1, 1981
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RI 6011 Disposal Of Radioactive Waste In The Vitro-Type Uranium Milling Flowsheet ? Summary
By K. E. Tame
Pollution from radioactive nuclides, principally Ra226, in liquid waste from uranium mills can be minimized by reusing the waste solution within the mill. Such reuse of waste solution in the Vitro Che
Jan 1, 1962
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OFR-117(1)-77 Limits And Cost Sensitivity Of Alternate Parting Handling Methods - Volume 1
By Thomas E. Finch
This report is a continuation and expansion of a previous USBM grant (No. G0254004) which examined alternative methods of handling the parting between two coal seams in a surface mining operation. The
Jan 1, 1977
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OFR-146(2)-77 Comparative Coal Transportation Costs: An Economic And Engineering Analysis Of Truck, Belt, Rail, Barge And Coal Slurry And Pneumatic Pipelines - Volume 2 ? Unit Trains ? 2.1 Introduction
By Michael Rieber
The increase in f.o.b. mine prices of coal from $5/ton to over $18/ton in five years [1] has increased the significance of transportation costs. Coals produced in the vicinity of the consumer bear a m
Jan 1, 1977
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IC 8052 Fuel-Briquet And Packaged-Fuel Plants In The United States In 1960 ? Introduction
By Eugene T. Sheridan
The Bureau of Mines annually canvasses the fuel-briquet and packaged-fuel producers in the United States and publishes economic data on these industries, based upon reports submitted voluntarily by pr
Jan 1, 1961
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Dangers of Toxic Fumes from Blasting
By Richard J. Mainiero, James H. Rowland III, Marcia L. Harris
This paper reviews the potential hazards posed by the toxic fumes produced by detonating explosives in surface mining and construction operations. Blasting operations produce both toxic and nontoxic g
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OFR-58-84 Development And Analysis Of Slurry Transport Systems In Longwall Mining Of Coal
By Tuncel M. Yegulalp
This final report contains the results of all work performed under BOM Grant J0333905. A preliminary systems analysis of coarse-particle coal slurry pipelines as a haulage method for longwall mining s
Jan 1, 1982
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OFR-42-83 In Situ Shear Strength Of Rock In Open Pit Benches (Development Of Equipment And Field Procedures)
By M. K. McCarter
Previous investigations suggest the possibility of determining shear strength of geologic materials by measuring the force necessary to rupture the web between two closely-spaced, parallel holes using
Jan 1, 1982
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IC 8719 Projects To Expand Fuel Sources In Western States - Survey Of Planned Or Proposed Coal, Oil Shale, Tar Sand, Uranium, Geothermal Supply Expansion Projects, And Related Infrastructure, In States West Of The Mississippi River (As Of May 1976)
By John S. Corsentino
This Bureau of Mines study is a listing of fuels -related projects that are presently under construction, planned, or proposed by various companies and organizations in the Western United States. The
Jan 1, 1976
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OFR-13-70 Advisory Conference On Tunnelling - Introduction
By Thomas E. Howard
Man has been engaged in the construction of tunnels in. rock for several thousand years. During that time, methods of tunneling have changed drastically. Hordes of men chipping away at the tunnel face
Jan 1, 1970
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IC 9472 - Wearing Hearing Protection Properly: A 3-D Training Aid For Drillers
By Edward A. Barrett, Roberta A. Calhoun
Introduction This Instructor’s Copy contains most of the information needed to use the Wearing Hearing Protection Properly 3-D training reel. It offers practical suggestions on how to use the r
Jan 11, 2004
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RI 7079 Recovery Of Alumina And Iron From Pacific Northwest Bauxites By The Pedersen Process
By Oliver C. Fursman
The Bureau of Mines undertook this investigation in order to determine the feasibility of producing commercially acceptable alumina and iron by application of the Pedersen process to high-silica, high
Jan 1, 1968
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IC 7855 The Mineral Industry Of Turkey ? Introduction
By L. Nahai
In two decades Turkey has emerged from the debacle of the Ottoman Empire to become one of the most modern nations in the Middle East. The numerous achievements of this period were remarkable in that t
Jan 1, 1958