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  • SAIMM
    The 'lock-up' of gold in run-of-mine mils at Randfontein Estates

    By D. B. Paterson

    In view of decreasing head grades, the relatively high gold price, and recent developments in metal evaluation, an exercise was initiated to determine the extent of gold concentration, the mode of occ

    Jan 1, 1988

  • SME
    Pregrouting in Rock: Contemporary Basic Principles

    By Donald A. Bruce

    Pregrouting is an extremely important part of many rock tunneling projects. However, poor and unsatisfactory performances have been frequently recorded often with very severe consequences, technically

    Jan 1, 2005

  • NIOSH
    IC 8162 Water Requirements And Uses In Arizona Mineral Industries - Summary (7b84faf8-99e3-4122-89ab-d1c07a99b2db)

    By M. M. Gilkey

    This report describes the effects of water shortage on Arizona's mineral industries. The information presented was obtained in interviews with company representatives. Operations covered included

    Jan 1, 1963

  • NIOSH
    IC 8162 Water Requirements And Uses In Arizona Mineral Industries ? Summary

    By M. M. Gilkey

    This report describes the effects of water shortage on Arizona's mineral industries. The information presented was obtained in interviews with company representatives. Operations covered included

    Jan 1, 1963

  • SAIMM
    South Africa's position in the world's supply of minerals

    By B. G. Russell

    A wide range of minerals is found within the Republic of South Africa, many of which are exploited to a greater extent than in similar deposits found elsewhere. It is often asked whether this is atrib

    Jan 1, 1986

  • CIM
    Accurassay Laboratories: State-of-the-Art Automation of the TSMC Iron Ore Lab

    By Brad McBain

    Agenda ? Accurassay Laboratories and Automation ? History and experience ? Features and benefits of automation in the lab ? Tata Steel Minerals Canada (TSMC) Iron Ore Laboratory ? State-of-the a

    Aug 1, 2013

  • NIOSH
    Qualitative And Quantitative Aspects Of Crude Oil Composition

    By Harold M. Smith

    This publication summarizes the literature on the composition of petroleum, with special emphasis on naphtha and gas oil, and provides a source book for the known qualitative and quantitative facts on

    Jan 1, 1968

  • AIME
    The Great Lead and Zinc Mines

    By Walter Renton, Ingalls

    SEVERAL years ago I became interested in computing the historic lead production of the United States, and the mines, or mining districts whence derived. This led me subsequently to an examination of t

    Jan 1, 1946

  • NIOSH
    RI 3707 Briquetting Subbituminous Coal

    By V. F. Parry, John P. Goodman

    "INTRODUCTION Review of Previous Work Many investigators and certain commercial interests have recognized that the briquetting process is a practical method to convert much of what is now considered u

    Jun 1, 1943

  • SME
    Learning from Workers’ Near-miss Reports to Improve Organizational Management Mining, Metallurgy and Exploration (628f8beb-a11f-4959-9732-f55591f8de9a)

    By Brendan Demich, Joseph McGuire, Emily J. Haas

    Near misses recorded and reported by workers can provide awarenessto the potential causes of injury and prompt safety management initiatives. Although most companies require near-miss reporting, it is

  • CIM
    Estimation of liberation

    By T. Yalcin

    "This paper describes the development of a mathematical model for determining the liberation of an ore at various grinding sizes, based on the combined results of microscopic counting, grinding tests,

    Jan 1, 1985

  • SME
    RETC 2019 Full Proceedings - RETC2019

    By CHRISTOPHER D. HEBERT, SCOTT W. HOFFMAN

    All Rights Reserved. Printed in the United States of America. Information contained in this work has been obtained by SME, Inc. from sources believed to be reliable. However, neither SME nor its autho

    Dec 1, 2019

  • AUSIMM
    The Petrology and Mineralogy of the Whipstick Molybdenite-Bismuthinite Mines, Pambula District, N.S.W.

    The Bega granite at Whipstick, N.S.W., consists of a granite metasomatically altered to leucogranites and a spessartite-granite. The ore occurs in pipes controlled by jointing and shows evidence of po

    Jan 1, 1968

  • AUSIMM
    Slag-Metal Equilibria in Tin Smelting

    The distribution of tin and iron between slag and metal phases at about 1150°C was studied in pot scale experiments. The distribution coefficient k = (Sn/Fe) In metal X (Fe/Sn) in slag was found

    Jan 1, 1966

  • CIM
    Processing Plant Expansion at Kittila Mine Affords Opportunity for Significant Material Handling Improvement

    By T. Holmes, J. Middlemiss

    "Agnico-Eagle (AE) has been operating their Kittila Mine in Northern Finland since 2008. The mine has experienced considerable ore flow problems with ratholing, bridging and freezing in their mill fee

    Jan 1, 2017

  • NIOSH
    RI 6552 Some generalized probability distributionss

    By Robert M. Becker

    This report (the second in a series of five) presents the mathematical development in extending the theory of sample reliability from a sample consisting of a fixed number of items to a sample consist

    Jan 1, 1964

  • AIME
    Magnesium Industry

    By J. D. Hanawalt

    Significant strides were made in the year 1948 leading to further recognition of the place of magnesium as a common commercial metal, rather than as just a premium aircraft material. One of the factor

    Jan 1, 1949

  • NIOSH
    Mineral Commodity Summaries 1986 - An Up-To-Date Summary Of 87 Nonfuel Mineral Commodities - Significant Events In The Nonfuel Mineral Industry In 1985

    The value of domestic raw nonfuel mineral output in 1985 was estimated at $23.7 billion, 2% above the 1984 value of $23.1 billion. This crude mineral output was the basis for approximately $244 billio

    Jan 1, 1986

  • AIME
    The Smelting Of Copper 'ores In The Electric Furnace.

    By Dorsey Lyon

    I. INTRODUCTION. In presenting, this paper the writers wish to call attention first of all to the fact that the electric furnace was not developed as a competitor of the combustion furnace, but: 1.

    Jan 8, 1913

  • NIOSH
    IC 6312 Radium ? Foreword

    By Paul M. Tyler

    The literature on radium is already voluminous, but mcuh of it is too technical to be intelligible to the average reader, and there is no single publication that covers certain economic features of th

    Jan 1, 1930