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  • NIOSH
    RI 3407 Earth Vibrations Caused By Mine Blasting - Progress Report 2 ? Introduction (8d9dbf31-1f51-47f4-8797-6b6bb5aca787)

    By J. R. Thoenen

    In Progress Rerort 1,4/ a number of facto were demonstrated and conclusions drawn from experimental tests and records made during commercial blasting operations at a number of quarries. For example, t

    Jan 1, 1938

  • NIOSH
    Review Of The Mineral-Fuel Industries ? General Summary (3052dae3-a5a2-411a-8f19-cddc9266c16a)

    By Warren E. Morrison

    INCREASED production and utilization of minerals fuels and power accompanied the overall expansion in U.S. economic activity during 1963, which saw continued advances toward higher production, employm

    Jan 1, 1964

  • NIOSH
    RI 7774 Sulfur Dioxide Emission Control By Hydrogen Sulfide Reaction In Aqueous Solution - The Citrate System

    By J. B. Rosenbaum

    Prolonged laboratory and limited pilot plant tests have shown that the Bureau of Mines buffered S02 -H2S process is capable of removing 95 to 99 percent of the S02 from industrial waste gases. Most of

    Jan 1, 1973

  • NIOSH
    OFR-190-84 Coal Injector For Coarse Slurry Transport

    By Mackenzie Burnett

    An inducer-type pump, capable of injecting dry coal into a hydraulic transport pipeline has been developed and installed in a specially designed and fabricated slurry injector vehicle. The full scale

    Jan 1, 1983

  • NIOSH
    RI 9652 - Test Results Of Collision Warning Systems For Surface Mining Dump Trucks

    By Todd M. Ruff

    An average of 13 mine workers are killed each year by being run over or pinned by mobile mining equipment. At surface mines, these accidents commonly involve large dump trucks that drive over a smalle

    Jan 1, 2000

  • NIOSH
    IC 8109 Mining And Furnacing Methods And Costs, Abbott Mine, Cog Minerals Corp., Lake County, Calif. ? Summary And Introduction

    By A. C. Johnson

    This circular is one of a series published by the Bureau of Mines describing mining and beneficiation methods and costs at various mining operations throughout the United States. Inclusion of the

    Jan 1, 1962

  • NIOSH
    IC 8206 Marketing Ores And Concentrates Of Gold, Silver, Copper, Lead, And Zinc In The United States

    By Melford H. Salsbury

    The maximum net return from the sale of ores and concentrates of gold, silver, copper, lead, and zinc accrues to the producer when these mine products are marketed to the best advantage. Data are pres

    Jan 1, 1964

  • NIOSH
    OFR-128-82 Contamination Of Ground And Surface Waters By Uranium Mining And Milling

    By James A. Brierley

    Wastewater from uranium mines in the Ambrosia Lake district near. Grants, New Mexico, U.S.A., contains uranium, selenium, radium, and molybdenum. The Kerr-McGee Corporation has a novel treatment proce

    Jan 1, 1981

  • NIOSH
    RI 7120 Hydraulic Mining Of Anthracite - Analysis Of Operating Variables

    By Wilbert T. Malenka

    A modified factorial experiment was used to determine the effect of operating factors in hydraulic mining of anthracite. Seven basic factors at various levels were considered. The significant factors

    Jan 1, 1968

  • NIOSH
    RI 9642 - Accurate Navigation And Control Of Continuous Mining Machines For Coal Mining

    By William H. Schiffbauer

    One of the safety and health research programs of the former U.S. Bureau of Mines Pittsburgh Research Center was the evaluation of technology that will provide remote-controlled operation of mechanize

    Jan 11, 1997

  • NIOSH
    OFR-47(11)-83 Ecological Studies On The Revegetation Process Of Surface Coal Mined Areas In North Dakota - 11. Effect Of Amendments On Soil-Plant-Nutrient Relations Under Controlled Conditions

    By N. Malakondaiah

    Several growth chamber and laboratory experiments were conducted to study the germination behavior of plant species on mine spoils and plant growth responses to nutrients on spoils and topsoils. Expe

    Jan 1, 1982

  • NIOSH
    RI 7617 Recovery Of Aluminum, Base, And Precious Metals From Electronic Scrap

    By T. A. Sullivan

    The processing of sweated aluminum electronic scrap was investigated to develop methods for recovering the aluminum and concentrating the other metals, including copper, lead, gold, and silver, into a

    Jan 1, 1972

  • NIOSH
    IC 8313 Salt Domes In Texas, Louisiana, Mississippi, Alabama, And Offshore Tidelands: A Survey (99d29932-b812-47cd-8765-b98c1f9868a2)

    By M. E. Hawkins

    This Bureau of Mines report provides information on all of the 329 proved salt domes in the Gulf Coastal States and offshore area of the United States. It includes specific data related to location, d

    Jan 1, 1966

  • NIOSH
    IC 8313 Salt Domes In Texas, Louisiana, Mississippi, Alabama, And Offshore Tidelands: A Survey

    By M. E. Hawkins

    This Bureau of Mines report provides information on all of the 329 proved salt domes in the Gulf Coastal States and offshore area of the United States. It includes specific data related to location, d

    Jan 1, 1966

  • NIOSH
    OFR-84-77 Improved Truck Driver Alertness Technology

    By Bruce McDonald

    This report contains the Phase I findings of a study to select and test devices for preventing lack of alertness in haulage truck drivers. The extent of the problem was determined by visiting surface

    Jan 1, 1977

  • NIOSH
    RI 7173 A Petrofabric Study Of Tectonic And Mining-Induced Deformations In A Deep Mine

    By Elbridge W. Gresseth

    Rock deformational structures in a deep mine were analyzed by petrofabric techniques to learn (1) the relative magnitude and direction of the principal stresses involved in tectonic deformations prior

    Jan 1, 1968

  • NIOSH
    IC 8200 Industrial Diamond - A Materials Survey ? Introduction

    By Henry P. Chandler

    [Diamond, because of its extreme hardness and abrasion resistance, has an important function in precision engineering and automation. With the increasing; requirements of modern production for fine to

    Jan 1, 1964

  • NIOSH
    IC 8200 Industrial Diamond - A Materials Survey - Introduction (aa44e08c-63fc-42e5-833f-bf4a49f649fa)

    By Henry P. Chandler

    [Diamond, because of its extreme hardness and abrasion resistance, has an important function in precision engineering and automation. With the increasing; requirements of modern production for fine to

    Jan 1, 1964

  • NIOSH
    IC 6328 Tantalum

    By E. P. Youngman

    Tantalum is a rare element ; estimates indicate that there is less tantalum than gold in the earth's crust . After remaining a laboratory curiosity for many years , it was used to a limited extent and

    Aug 1, 1930

  • NIOSH
    RI 7085 Face Ventilation In Underground Bituminous Coal Mines - Airflow Characteristics Of Flexible Spiral-Reinforced Ventilation Tubing

    By R. G. Peluso

    Methods and results of studies to determine friction and shock losses encountered in auxiliary face ventilation systems utilizing flexible, spiral-reinforced ventilation tubing are presented. The resu

    Jan 1, 1968