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  • NIOSH
    Review Of Literature On Dusts - Introduction

    By J. J. Forbes

    Problems connected with the incidence, effects, determination, and control of dusts are still much before the public, although more information is available to the layman than when Bulletin 400, of wh

    Jan 1, 1950

  • NIOSH
    The National Economy, Raw Nonfuel Minerals, And Processed Mineral Materials - National Economic Statistics

    By Edward E. Johnson

    The U.S. economy made significant progress in 1984. The current-dollar gross national product (GNP), the market value of the Nation's output of goods and services, increased almost 11 percent ove

    Jan 1, 1985

  • NIOSH
    IC 8257 Sliver; Facts, Estimates and Projections

    By J. Patrick Ryan, Thor H. Kiilsgaard, Charles W. Merrill, E. T. McKnight

    The U.S. Treasury stocks of silver have been reduced at such a rapid rate to meet industrial and coinage requirements that they face exhaustion in 3 or 4 years. Alleviation of the silver problem will

    Feb 1, 1965

  • NIOSH
    IC 7707 Black Hills Mineral Atlas, South Dakota: Part 2 (In Two Parts) - Introduction

    The Black Hills Mineral Atlas briefly summarizes all important data available on the mines and mineral deposits in the Black Hills that have been explored, developed, mined, or located. The purpose

    Jan 1, 1955

  • NIOSH
    OFR-51-75 Determination Of Air Contaminants In Above Ground Coal Mining And Processing Facilities - I. Introduction And Purpose

    Federal Regulations require MESA to regulate the exposure of workers to inhalation hazards in the surface work areas of coal mining and processing operations. (1) The purposes of this study are listed

    Jan 1, 1975

  • NIOSH
    Commodity Data Summaries 1974 - Appendix I To Mining And Minerals Policy ? Aluminum

    1. Domestic Production and Use: Twelve companies operated 31 primary aluminum reduction plants, three firms accounting for 66% of production. Washington, Oregon, and Montana accounted for 32% of the t

    Jan 1, 1974

  • NIOSH
    Mineral Commodities Studies 1979 - An Up-To-Date Summary Of 90 Mineral Commodities ? Aluminum

    1. Domestic Production and Use: In 1978, 12 companies operated 31 primary aluminum reduction plants, with 3 firms accounting for 65% of production capacity. Washington, Oregon, and Montana accounted f

    Jan 1, 1979

  • NIOSH
    IC 8257 Silver: Facts, Estimates, And Projections (17a2cb56-6c4a-4985-8de2-6283cdcb1e25)

    By Charles W. Merrill

    The U .S. Treasury stocks of silver have been reduced at such a rapid rate to meet industrial and coinage requirements that they face exhaustion in 3 or 4 years. Alleviation of the silver problem

    Jan 1, 1965

  • NIOSH
    IC 8257 Silver: Facts, Estimates, And Projections

    By Charles W. Merrill

    The U.S. Treasury stocks of silver have been reduced at such a rapid rate to meet industrial and coinage requirements that they face exhaustion in 3 or 4 years. Alleviation of the silver problem wi

    Jan 1, 1965

  • NIOSH
    Mineral Indicators - Aluminum (See Also Missouri)

    Dry weather since the third week in January has set back any prospects for an early increase in hydroelectric power in the Pacific Northwest, according to The Bonneville Power Administration. The 25%

    Jan 1, 1980

  • NIOSH
    IC 7360 Cement In Latin America ? Introduction

    By Oliver Bowles

    In 1940 the Bureau of Mines issued a report describing all the cement plants of Latin America, their design, capacity, and output, and the cement imports, exports, and requirements of the several coun

    Jan 1, 1946

  • NIOSH
    OFR-37-73 State Of The Art Of Down - The - Hole - Tools - History Of Down - The - Hole - Tools

    By Wendell L. Reich

    Percussion drilling dates back to the hand operated star drill and hammer. Eventually steam and compressed air were substituted for muscle power and the mechanical percussion drill was born. From the

    Jan 1, 1972

  • NIOSH
    IC 7674 Safe Storage, Handling, And Use Of Commercial Explosives In Metal Mines, Nonmetallic Mines, And Quarries (Revision Of Information Circular 7380) ? Introduction

    By D. Harrington

    This paper is a revision of Information Circular 7380, by D. Harrington and J. H. East, Jr., published in 1946, entitled ?Safe Storage, Handling, and Use of Commercial Explosives in Metal Mines, Nonme

    Jan 1, 1954

  • NIOSH
    Mineral Commodity Summaries 1992 - Significant Events In 1991

    The value of processed materials of mineral origin was estimated to have exceeded $297 billion in 1991. U.S. raw non fuel minerals production in 1991 was estimated at $30.8 billion, a 5.8% decline fro

    Jan 1, 1992

  • NIOSH
    Bulletin 241 Coal Mine Fatalities - Accidents in the U.S., 1923

    By William W. Adams

    Reports for the calendar year 1923 that have been transmitted to the Bureau of Mines of the Department of the Interior by mine officials of the various coal-producing States show that accidents in and

    Jan 1, 1923

  • NIOSH
    IC 7512 A Reconnaissance of Lode Mines and Prospects in the Bohemia Mining District, Lane and Douglas Counties, Oreg

    By John W. Taber

    The Bohemia mining district is a small but intensely mineralized area in western Oregon . For its size , it has made a substantial although somewhat sporadic production of gold throughout a long perio

    Aug 1, 1949

  • NIOSH
    IC 7142R Gas Explosions In Buildings: Their Cause And Prevention ? Introduction

    By D. J. Parker

    Because of its convenience and availability, natural gas (and to a much less extent manufactured gas) in being used more generally throughout the country for domestic and industrial purposes. With thi

    Jan 1, 1941

  • NIOSH
    Government Actions And The Mineral Industry (35aa520d-3a97-490d-bb46-c0b92558a58c)

    New Trade Status for Mainland China--On January 24, the Congress approved a most-favored-nation trade status with Mainland China for both imports and exports. A Presidential Proclamation had been issu

    Jan 1, 1980

  • NIOSH
    Minerals In The U.S. Economy: Ten-Year Supply-Demand Profiles For Mineral And Fuel Commodities (1965-74)

    The accompanying supply/demand flow diagrams and 10-year tables for mineral and fuel commodities present essential data required by government, industry, and others to formulate policies and programs

    Jan 1, 2012

  • NIOSH
    IC 7143 Annual Report Of Research And Technologic Work On Coal, Fiscal Year 1940 - Introduction

    By Arno C. Fieldner

    This is the fifth of a series of annual reports4/ of technologic investigations conducted by the Bureau of Mines on the occurrence, properties, mining, preparation, and uses of coal. The research of t

    Jan 1, 1940