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  • SME
    Culture, a pillar in your sustainability initiatives

    By M. Arias

    "An attractive foreign investment legislation, an anti-mining framework in the jurisdiction where a head office is located, the geographical location of the mineral resources, a country that offers th

    Jan 1, 2011

  • SME
    Discussion - Lemniscate-guided powered roof supports adapted for proper operation with the roof on longwall faces (857baea3-2787-49de-993d-00b3908db795)

    By J. B. Gwiazda

    S.S. Peng The highlights of this paper are : • The shield supports with lemniscate links will exert a tangential force on the roof strata, causing unnecessary and harmful roof movements, thus dama

    Jan 12, 1986

  • NIOSH
    RI 3197 Composition Of The Fractions Of Primary And High-Temperature Tar ? Introduction

    By E. B. Kester

    A study of the composition of the corresponding fractions of a primary and a high- temperature tar was undertaken to throw light on the net results of the pyrolysis of the primary products of coal dec

    Jan 1, 1932

  • SME
    Miners Get Defensive At 2012 Northwest Mining Association Meeting

    Smart defense: that?s what the industry needs to play for the next four years, according to panelists at the 118th Annual Meeting of the Northwest Mining Association (NWMA), which met December 2-7 in

    Jan 1, 2013

  • ABM
    Análise Das Perspectivas De Aplicações Das Ligas Com Memória De Forma Por Meio De Levantamento De Patentes

    By Murillo Romero da Silva

    Ligas com memória de forma (LMFs) são ligas metálicas capazes de recuperar o seu formato e tamanho original após deformação plástica quando aquecidas acima de uma temperatura crítica. Diversos casos d

    Aug 17, 2017

  • SAIMM
    Challenges And Solutions In PGM Furnace Operation: High Matte Temperature And Copper Cooler Corrosion

    The key aspects of process metallurgy that distinguish platinum group metal (PGM) concentrate smelting from that of other base metal sulphide concentrates are presented. These differences include cons

    Jan 1, 2012

  • SME
    Detection And Control Of Calcium Sulfate Precipitation In The Lead Circuit Of The Hilton Concentrator Of Mount Isa Mines Limited, Australia

    By P. L. M. Wong, N. W. Johnson

    Surface analysis by X-Ray Photoelectron Spectroscopy (XPS) of samples taken from the galena flotation section of the Hilton Concentrator of Mount Isa Mines Limited are presented. Flotation rate and pu

    Jan 1, 1995

  • CIM
    The Oxidation of Sulphide Minerals in the Sullivan Mine

    By B. H. Good

    This paper describes the research that has been conducted -in an effort to understand the nature and causes of sulphide fires -in the Sullivan Mine. Results of the investigation have led to several th

    Jan 1, 1977

  • CIM
    Two New Structures of Hydroxamate Collectors and Their Application to Ilmenite and Wolframite Flotation

    By Brian Hart, Hong Zhong, Liuyin Xia, Kyle Douglas

    "The application of hydroxamic acid as flotation collectors is fast becoming of significant interest for the selective flotation of oxide minerals along with upgrading oxidised based metal ores and mi

    Jan 1, 2015

  • AUSIMM
    Mount Bischoff Extended Tin Mining Co., Waratah, Tasmania

    During August, 1926, with the consent of Mr. Schell, mine manager, the writer conducted a mill test on this company's concentrators. Mr. Schell not only gave him his permission, but rendered all

    Jan 1, 1928

  • TMS
    Atomisation As A One Step Process For Hydrometallurgical And Flash Furnace Feed

    By David Norval

    Ni, Co, Cu and Pt, mattes are common materials that require granulating and milling of the resultant granules for further processing. This route is acceptable if the material is brittle (friable) whi

    Jan 1, 2006

  • NIOSH
    Screen Sizing Of Coal, Ores, And Other Minerals - Introduction - Preliminary Statement

    By E. A. Holbrook

    The data in this bulletin were obtained during an investigation of screening practice by the University of Illinois engineering experiment station and the United States Bureau of Mines under a coopera

    Jan 1, 1925

  • SME
    Froth flotation's newest machines: How much better are they?

    By Peter Amelunxen, Brandon Akerstrom

    Since its introduction 40 years ago, the compartmental model of flotation has been used to predict the performance of mechanical flotation cells. However, it has found limited success for modeling dua

    Mar 1, 2025

  • SME
    All-In Sustaining Cost Analysis: Pros and Cons

    By A. G. Yapo, T. W. Camm

    "All-in sustaining cost is a metric used by mining companies to reflect the cost of gold mining in a consistent format useful to both investors and mining professionals. Cost reporting focused on the

    Jan 1, 2017

  • SAIMM
    Characterizing The Mineralogical Variability Of A Chilean Copper Deposit Using Plurigaussian Simulations

    By J. Betzhold

    Knowing more about an orebody makes it easier to exploit it profitably. Many orebodies are made up of different rock types, alteration zones or mineralogical ensembles: oxides versus sulphides or faci

    Jan 1, 2000

  • NIOSH
    IC 8666 Proceedings Of The Symposium On The Use Of Diesel-Powered Equipment In Underground Mining, Pittsburgh, Pa., January 30-31, 1973 ? Introduction

    A symposium was held on January 30 and 31, 1973, at Pittsburgh, Pa., to review the state-of-the-art in designing and utilizing diesel-powered equipment in underground mining. The Health and Safety Act

    Jan 1, 1975

  • AUSIMM
    Design Developments of the Jameson Cell

    By S Bourke, R Stone, B Hill

    Since Jameson Cell flotation technology was first installed in a coal flotation application in 1988/89 at Newlands Coal Handling and Preparation Plant (CHPP) there have been fundamental improvements t

    Jan 1, 2005

  • NIOSH
    RI 6968 Phase Relations In The Uranium Monocarbide Region Of The System Uranium Carbon Oxygen At 1,700°C

    By Jack L. Henry

    The monocarbide region of the ternary system U-C-O has been investigated at 1,700° C as the first phase of a more extensive study of a portion of the four-component system U-C-O-N. An area bounded by

    Jan 1, 1967

  • SME
    Time-dependent monitoring of seismic wave velocity variation associated with three major seismic events at a deep, narrow-vein mine

    By Erik Westman, BEN WESTON, SETAREH GHAYCHI AFROUZ, KATHRYN DEHN

    This study investigates the changes in seismic velocity of rockmass before and after three major seismic events to determine any potential identifiable precursory velocity changes associated with thes

  • CIM
    The Upgrading of Primary Gold Gravity Concentrates

    By Bryn Harris, Liming Huang, Andre Laplante

    "This paper reviews flowsheets generally used in gold rooms to upgrade primary gravity concentrates particularly those of Knelsons. It is concluded that even for small operations, which treat between

    Jan 1, 1999