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  • SME
    Nautilus Minerals: Progress made on our Solwara 1 Project in Papua New Guinea

    By John Parianos

    "Seafloor mining provides significant potential economic benefits for many Pacific nations that may be "land poor" but "coastline rich," meaning they have the potential to utilize and profit from the

    Sep 1, 2014

  • CIM
    Production Simulation Overview and Case Study: Coleman 170 Orebody

    By Scott Hopkins

    Simulation tools are preferred for evaluating complex systems due to its ability to mimic reality and quickly evaluate many different what-if scenarios and find global solutions. A simulation model is

    May 1, 2008

  • SME
    Surface Chemistry Modification of Rock Dust for Improved Dispersion and Coal Dust Explosion Prevention

    By K. Perry, B. Lusk, Q. Huang, R. Honaker

    "Rock dust is applied in underground coal mines to prevent the propagation of coal dust explosions. The application is conducted either dry or wet. Both methods have advantages and disadvantages howev

    Jan 1, 2015

  • AIME
    Minerals Beneficiation - Heat of Adsorption and Surface Reactions of Potassium Ethyl Xanthate on Galena

    By Olav Mellgren

    Part I. The interaction between potassium ethyl xanthate and lead salts has been studied thermo-chemically. It is shown that ethyl xanthate reacts with lead carbonate, basic carbonate, thiosulfate and

    Jan 1, 1967

  • NIOSH
    IC 8265 Bibliography of Investment and Operating Costs for Chemical and Petroleum Plants. January-December 1964

    By William C. Morel, Sidney Katell

    This report covers the period January 1964 through December 1964; it is a continuation of the series that began with the publica- tion of Information Circular 7516 in October 1949. Also, it is the six

    Jan 1, 1965

  • NIOSH
    RI 9425 - Relationship of Coal Seam Parameters and Airborne Respirable Dust at Longwalls

    By S. J. Page, R. A. Jankowski, J. A. Organiscak

    The U.S. Bureau of Mines investigated the relationship of bituminous coal seam parameters and the amount of airborne respirable dust generated at longwalls. Dust and coal samples were obtained from 20

    Jan 1, 1992

  • NIOSH
    RI 2669 Status of Research in Ore Dressing

    By Ernest A. Hersam

    "INTRODUCTION.Luring the year 1923 a complete survey was made of the condition of research in the reduction (milling) and concentration of ores and nonmetallic minerals - that is, up to the stage wher

    Mar 1, 1925

  • SME
    Theoretical Modeling and Experimental Evaluation of Vanadium Recovery from Mechanical Activation‑Assisted Vanadium Titano‑Magnetite Ore (NH4)2C2O4 Leaching - Mining, Metallurgy & Exploration (2023)

    By Oluwasegun Samuel Odebiyi, Shaona Wang, Feng Gao, Biao Liu, Hao Du

    Recovering vanadium from vanadium titanium-magnetite (VTM) ore using ( NH4)2C2O4 is a clean hydrometallurgical process, but the drawback is the low recovery and slow kinetics due to the formation of i

    Nov 3, 2023

  • NIOSH
    RI 7925 Waste Lubricating Oil Research - Some Innovative Approaches To Reclaiming Used Crankcase Oil

    By M. L. Whisman

    The Bureau of Mines developed and tested in the laboratory several innovative techniques for reclaiming used lubricating oil. These processes included percolation through both chemically treated clay

    Jan 1, 1974

  • SME-ICGCM
    Numerical Modeling Of "Stiff" Backfill in the Coeur D'Alene Mining District (17e85e0c-8155-492f-9c87-d2b9dd6611c4)

    By Ed Van Eeckhout

    As part of a U.S. Bureau of Mines-sponsored project on the utilization of "stiff' backflll to minimize potential rock burst hazards, a finite element study was undertaken to predict stresses and

    Jan 1, 1984

  • DFI
    Frequency-Variable Vibrators And Their Application To Foundation Engineering - 1 Introduction

    By K. Rainer Massarsch

    In some parts of the world, vibrators are used extensively for different types of foundation engineering projects. If used correctly and in suitable soils then vibratory pile driving for example is ve

    Jan 1, 1995

  • AIME
    Coal - Shaft Sinking and Lining in the Southern Illinois Coal Field

    By J. W. MacDonald

    Review of equipment, performance, and shaft design plans including head-frames for sinking and forms for lining are given. Also included are comparative data for shafts of 11 x20 ft and 193/4 x 30 ft

    Jan 1, 1961

  • CIM
    Effect of Cr Addition on Mechanical Properties and Microstructure of Al-Mn-Mg-Si Alloys

    By Zhan Zhang, Hiromi Nagaumi, Zhen Li

    "Recently, the remarkable strengthening effect of ??-Al(Mn, Fe) Si dispersoids at both ambient temperature and elevated temperature were found by several researches. A large amount of dispersoids can

    Jan 1, 2018

  • NIOSH
    RI 5993 Purification Of Electrolytes For The Deposition Of High-Purity Nickel ? Summary

    By J. G. Donaldson

    Nickel containing less than 0.01 percent of total metallic impurities was produced at the Rolla Metallurgy Research Center of the Bureau of Mines by electrodeposition from purified electrolytes. The f

    Jan 1, 1962

  • AUSIMM
    Post-Mine Leaching of Galena and Marmatite at Broken Hill (ea61d7ab-2e88-4fdc-9bea-cd90f66cb557)

    By Blanchard R

    The discussion submitted by Drs. Stillwell and Edwards is at once helpful and gratifying to the authors. Their contribution deals with two phases of the problem-(I) an additional suggestion for the re

    Jan 1, 1943

  • CIM
    Maboumine Process: A Promising Process for Developing a Polymetallic Ore Deposit - Focus on the Upstream Part of the Process

    By B. Courtaud, L. Donati, V. Weigel

    As a growing mining company, ERAMET is looking for new positions in the strategic metals market. In this context, the Gabonese Maboumine pyrochlore deposit is currently being studied for the recovery

    Jan 1, 2014

  • DFI
    Issues In The Performance-Based Seismic Evaluation Of Sheet Pile Quay Walls

    By Dimitris Pachakis

    In this paper, the authors give a brief overview of the current practice guidelines and tools for the seismic design of sheet pile quay walls, emphasizing how the design guidelines are lacking when th

    Jan 1, 2011

  • DFI
    Capacity Of Slender Steel Piles

    By J. Wennerstrand

    Slender steel piles have found an increased use in Sweden in resent years. These piles are often driven throw soft normally consolidated clay to refusal in till or at the rock surface. In contrast to

    Jan 1, 1989

  • NIOSH
    RI 5285 Investigation Of Mercury Deposits In Nevada And In Malheur County, Oreg. - Summary

    By W. T. Benson

    Peacetime production of mercury in the United States is controlled by world mercury prices, with significant lags to be expected between price increases or decreases and resultant increased or decreas

    Jan 1, 1956

  • AUSIMM
    Integrated Management in the Mining Industry

    If you are to be and remain competitive in the mining industry, it is vital that your company management systems are efficient. An integral part of today's competition in a ruthless market is to

    Jan 1, 1997