Search Documents

Search Again

Search Again

Refine Search

Publication Date
Clear

Refine Search

Publication Date
Clear
Organization
Organization
  • NIOSH
    RI 3112 Flotation Reagents, 1929

    By R. L. Kidd, T. H. Miller

    "INTRODUCTION This paper is the seventh of a series of yearly reviews started in 1921 and pre¬sents information gathered in a cooperative investigation undertaken by the United States Bureau of Mines

    Aug 1, 1931

  • NIOSH
    Statistical Summary (949586b6-b8da-4f98-ad25-eb0908adb9c2)

    This chapter summarizes data on crude mineral production for the United States, its island possessions, and the Commonwealth of Puerto Rico. Included also are tables that show the principal mineral co

    Jan 1, 1977

  • NIOSH
    OFR-29(2)-82 Visual Attention Locations For Operating Continuous Miners, Shuttle Cars, And Scoops: A Summary

    By Mark S. Sanders

    This report presents a summary of the work reported by Sanders and Kelley (1981). A task analytic approach was used to define information requirements and visual features which served as sources of in

    Jan 1, 1981

  • NIOSH
    Statistical Summary (4c393c09-c702-4e53-a960-4a280c941176)

    By Stephen D. Smith

    This chapter summarizes data on crude nonfuel mineral production for the United States, its island possessions, and the Commonwealth of Puerto Rim. Also included are tables that show the principal non

    Jan 1, 1988

  • NIOSH
    IC 7884 Bibliography of Investment and Operating Costs for Chemical and Petroleum Plants

    By Sidney Katell, JOHN H. FABER, BRYCE L. MADDOX

    The information abstracted from the various publications appeared in the magazines under such headings as Business and Industry , Chemical Engineering Developments , Companies in the News , Headlines

    Jun 15, 1957

  • NIOSH
    OFR-201-84 Recovery Of Manganese From Low-Grade Domestic Sources

    By S. Malhotra

    Processes for the recovery of manganese contained in low-grade domestic sources are evaluated. Conclusions are based on analysis of literature, technical evaluation and cost analysis. The Nossen Nitri

    Jan 1, 1984

  • NIOSH
    OFR-88-82 Survey Of Safety Procedures For Guarding Blast Affected Areas

    By Jerry Bennett

    This report describes the results of a survey of current blast area guarding procedures at surface and underground metal/nonmetal mines. It features five case histories (two surface and three undergro

    Jan 1, 1981

  • NIOSH
    OFR-66-93 Regulatory Aspects Of Submarine Tailings Disposal - The Quartz Hill Case History

    By C. A. Hesse

    The Quartz Hill Molybdenum Project, In Southeast Alaska, was the first mining project to attempt the permitting of a submarine tailings disposal system in the United States, since the passage of the N

    Jan 1, 1993

  • NIOSH
    RI 3765 Ore-Testing Studies on Gold & Silver Deposits

    By J. A. Woolf, A. P. Towne

    "INTRODUCTION A considerable part of the metallurgical work of the Precious Metals Section comprises ore-testing experiments on ores selected as representative of various mining districts on areas. Pr

    Aug 1, 1944

  • NIOSH
    The Mineral Industry Of Other South Pacific Islands - British Solomon Islands (948c4a57-0485-44f0-8c54-7e4563c76591)

    By Walter C. Woodmansee

    The only reported mineral production in 1977 was small output of alluvial gold, valued at an estimated $54,320.2 In addition, marine shells are gathered for use in lime manufacture, although output wa

    Jan 1, 1981

  • NIOSH
    RI 5997 Methods For Producing Alumina From Clay - An Evaluation Of The Sulfurous Acid-Caustic Purification Process - Summary

    By Frank A. Peters

    This evaluation of the sulfurous acid process for the production of metallurgical-grade alumina is the first of a series concerning various known methods of extracting alumina from low-grade aluminous

    Jan 1, 1962

  • NIOSH
    RI 7809 Separating Copper From Scrap By Preferential Melting - Laboratory And Economic Evaluation

    By Vance G. Leak

    A technique for recovering copper and steel from metallic scrap has been developed by the Bureau of Mines based on preferential melting in molten salt baths at 1,150° to 1,250° C, The molten salt, pre

    Jan 1, 1973

  • NIOSH
    IC 9396 The Essential Role Of Human Factors In Advanced Technology

    By Richard S. Fowkes

    Advanced technology, including automation and computerized information systems, is being adopted in mining at an ever-increasing rate to improve safety and productivity and to decrease overall costs.

    Jan 1, 1994

  • NIOSH
    OFR-44-79 Monitoring Of Mine Air Blast Pollutants From Six Explosives Tested In An Underground Mine

    By Duane L. Abata

    Toxic gases produced by the detonation of six explosives were measured in an underground hardrock metal mine during actual mining operations. The six explosives included two semi-gelatin dynamites, th

    Jan 1, 1978

  • NIOSH
    IC 8409 Pennsylvania Anthracite Refuse - A Survey Of Solid Waste From Mining And Preparation

    By John C. MacCartney

    In the Pennsylvania anthracite region, the principal source of U.S. anthracite, refuse disposal problems are common since cities and towns are located over the anthracite measures. The Bureau of Mines

    Jan 1, 1969

  • NIOSH
    OFR-34-90 Geochemical Sampling Results From Bureau Of Mines Investigations In The Valdez Creek Mining District, Alaska

    By Michael D. Balen

    The Bureau of Mines (Bureau), in cooperation with the Alaska Division of Geological and Geophysical Surveys (ADGGS), conducted field investigations from 1987 through 1989 in the 5.7 million-acre Valde

    Jan 1, 2011

  • NIOSH
    MLA 15-94 - Mineral Resource Assessment For The BLM Malheur-Jordan Resource Areas, Oregon - Volume 2

    By Joseph Gersic

    MINFO has been developed to serve as a frontend for three databases created to store basic minerals information gathered during the minerals resource assessment conducted by U.S. Bureau of Mines(USBM)

    Jan 1, 1994

  • NIOSH
    RI 7939 Seepage-Environmental Analysis of the Slime Zone of a Tailings Pond

    By C. Daniel Kealy

    Dissolved and suspended solids are present in the free water of tailings ponds. This Bureau of Mines study was designed to identify the influences of the slime zone in preventing these solids from rea

    Jan 1, 1974

  • NIOSH
    OFR-89-77 Hoist Radio System For Deep Shafts

    By Joseph A. Vanous

    The inductive communication system was developed under this contract for use in the hoist of deep mines. This program was a four phase program with experimental dual frequency equipment resulting from

    Jan 1, 1976

  • NIOSH
    RI 3457 Friability, Slacking Characteristics, And Low-Temperature Carbonization Assays Of Subbituminous Coals Of The Denver, Colo. Region

    By Parry. V. F., John B. Goodman

    "INTRODUCTION The Denver region coal field, covering an area of approximately 7,640 square miles, extends from the Wyoming State line to the middle of El Paso County, Colo. The coal in this region is

    Aug 1, 1939