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OFR-88-79 Study Of The Human Factors Aspects Of An Automated Continuous Mining Section
By Robert L. Frantz
This report is a part of the project "Study of the Human Factors Aspects of an Automated Continuous Mining Section". The report covers three phases: Phase I Assessment of the Impact of the Auto
Jan 1, 1977
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Commodity Data Summaries 1977 - An Up-To-Date Summary Of 95 Mineral Commodities ? Aluminum
Domestic Production and Use: In 1976, 12 companies operated 31 primary aluminum reduction plants, with 3 firms accounting for 63% of production capacity. Washington, Oregon, and Montana accounted for
Jan 1, 1977
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OFR-122(4)-78 Advancing Oil Shale Mining Technology: Program Evaluation - Benefit-Cost Analysis
By G. F. Kuncir
The analysis described herein evaluates the Bureau of Mines Program for Advancing Mining Technology - Oil Shale in terms of the economic benefits which may be derived for the Nation as a result of its
Jan 1, 1977
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OFR-151-77 The Physical And Chemical Characteristics Of Available Materials For Filling Subsurface Coal Mines
By James R. Dunn
Samples were taken of industrial mineral waste materials which are potentially capable of being used for filling underground coal mines for subsidence control in the Pittsburgh and the Scranton-Wilkes
Jan 1, 1977
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OFR-133A(1)-77 Longwall-Caving Mining Method For Thick Coal - Design And Feasibility Study - Final Report, Volume I
By M. G. Wallis
This report presents the results of a study to develop a detailed mining method design based on longwall mining with sublevel caving. The method is applicable to low-dipping coal seams 20 or more feet
Jan 1, 1977
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Copper Production Costs Update
By F. Milton Lewis
In this paper an attempt has been made to review the cost trends in producing copper by conventional milling. smelting and hydro-metallurgical means during the last five years. The primary objectives
Jan 1, 1977
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OFR-164-77 Conceptual Design And Engineering, Economic And Environmental Analysis Of Surface Pit Slope Caving Mining System
By H. M. Coggin
The study summarizes the state of the art in rock mechanics, open pit and underground mining, leaching, geology, metallurgy and financial analysis Conceptual design of pit slope caving technique and a
Jan 1, 1977
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A Designer's Viewpoint of Medium-Support Interaction
By S. N. Chadha
INTRODUCTION The work described here refers to the Genesee River Interceptor Southeast Project. This project is a part of the Combined Sewer Overflow Abatement Program, Phase I, for the Rochester P
Jan 1, 1977
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Abrasive Materials (MATERIALS MINERALS YEARBOOK-1977)
By Robert G. Clarke
The production of natural abrasives varied in quantity and value compared with those of 1974. Output of tripoli-type materials and garnet both decreased in quantity and value. Special silica stone pro
Jan 1, 1977
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Australia's Slow Entry Into The Nuclear Age
By Eugene Guccione
Australia could eventually become a major world supplier of uranium oxide-but how quickly that happens depends on the outcome of a highly complex and emotional battle among different special interests
Jan 1, 1977
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Australia's Top Money-Maker: Coal
In the Bowen Basin of central Queensland, coal production has gone from virtually nothing in 1961 to more than 24 million tons today4ut there's a cloud over this success.
Jan 1, 1977
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Innovative Computer Use For Underground Coal Mine Planning: Developing A Comprehensive Program System For Bethlehem's Mines
By L. H. E. Weyher
As a result of past developments, mainly at universities, the coal industry has had access for a decade or more to a number of computer programs for coal mine planning. Using some of these programs Be
Jan 1, 1977
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Long-Term Economic Planning System And Methods In The USSR's Mining Industries
By Yu A. Chernegov
Building up the USSR's economic strength was the result of all the achievements and successes of our economy. The Soviet Union was the first to begin planned guidance of the economy. The mini
Jan 1, 1977
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Alaska Mining's Chilly Future in the Land of the Midnight Sun
By Russell A. Carter
Alaska is a land of immense proportions and resources. Its very name, derived from an Aleut term, means "The Great Land." Yet, in a state slightly larger than Texas, California, and Montana combined,
Jan 11, 1976
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International Transportation and Marketing of Canadian Potash
By Kevin B. Doyle
"Canada now supplies 23 per cent of the world demand for potash. Although potash is produced by many countries, Russia and Canada have the greatest reserves and capability to supply the future substan
Jan 1, 1976
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Mining And Mineral Operations In The New England And Mid-Atlantic States - A Visitor Guide ? Introduction
Minerals are vital to any industrialized civilization. Annually, the United States uses more than 4 billion tons of new mineral materials, or about 40,000 pounds per person-about half being mineral fu
Jan 1, 1976
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RI 8130 Dust Dispersal by Explosion-Induced Airflow - Entrainment by Airblast
By J. M. Singer
In this Bureau of Mines study coal and rock dust beds were entrained by airblasts generated by gas explosions at the closed end of a 0.61-m-diameter explosion tunnel, 49.7 m long. The system was desig
Jan 1, 1976
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IC 8682A Basic Estimated Capital Investment And Operating Costs For Underground Bituminous Coal Mines - Mines With Annual Prod Of 1.06 To 4.99 Million Tons From A 72-Inch Coalbed - Revision Of Information Circular 8632
By Sidney Katell
This study estimates capital investment, operating costs, and selling prices for four underground bituminous mines producing coal with annual production ranging from 1.06 to 4.99 million tons. It is a
Jan 1, 1976
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IC 8715 Basic Estimated Capital Investment And Operating Costs For Underground Bituminous Coal Mines Developed For Longwall Mining - Mines With Annual Production Of 1.5 And 3 Million Tons By Longwall Mining From An 84-Inch Coalbed
By John R. Duda
The Bureau of Mines is developing estimates of capital investment, operating cost, and selling price for underground mines producing bituminous coal by various mining methods. This study estimates the
Jan 1, 1976
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OFR-110(1)-76 Review And Evaluation Of Current Training Programs Found In Various Mining Environments; Volume I, Summary
By J. Adkins
This document presents a description of the results of a project aimed at producing a broad description of current mining training programs and an evaluation of their effectiveness with respect to red
Jan 1, 1976