Search Documents

  • DFI
    Anchored Double-Tier Retaining Walls on Sloping Embankment

    By Chu E. Ho, Paul Napoli

    A new waterfront park was developed on Long Island in close proximity to the East River and Newtown Creek. The existing ground consisted of fill over soft organic clay, medium dense silty sand, glacia

    Jan 1, 2019

  • NIOSH
    RI 6449 Production of Lightweight Aggregate From Washery Refuse

    By J. J. Pfeiffer, J. W. Myers, A. A. Orning

    A study was made of the feasibility of using washery refuse in the manufacture of lightweight aggregate for building materials . Preliminary caking and burning tests showed that the refuse could be co

    Jan 1, 1964

  • IMPC
    Changing Electrical Beneficiation Potential of Minerals: A Critical Analysis of Surface Treament Methods in Separation

    By H. R. Manouchehri

    "In all electrical beneficiation methods, the difference in electro-physical properties of the contributed mineral particles, essentially frictional charge, electrical conductivity and dielectric cons

    Jan 1, 2018

  • AIME
    Biographical Notice - Frederick W. Matthiessen

    F. W. Matthiessen, who, with E. C. Hegeler, of La Salle, was one of the creators of the zinc industry in the-United States, was born in Altona, Schleswig-Holstein, Germany, Mar. 5, 1835. He was one of

    Jan 1, 1920

  • CIM
    Reconditioning the Howey Shaft

    By R. R. Bassermann

    THE property of Howey Gold Mines, Limited is situated at Red Lake, Ontario, one hundred and seventy-five miles east of Winnipeg and eighty miles north of the Canadian National Railway line. The mine h

    Jan 1, 1935

  • SME
    Tailing Dam Monitoring – Safety Enhancement Through Data Fusion - SME Annual Meeting 2022

    By J. Kretschmann, A. Müterthies, T. Rudolph, C. Yang, P. Goerke-Mallet

    Catastrophic failures of dams and tailing storage facilities (TSF) have triggered the development of integrated ground monitoring concepts for hazard assessment, risk management and public safety. The

    Mar 2, 2022

  • TMS
    Fundamental Investigation Of Basic Mechanisms Of Carbon Dissolution In Molten Iron (Invited) (51e2c10d-e3cf-4797-a83f-4896322c9784)

    Based on experimental and computer simulation results from our group, we report a systematic, atomic level analysis of carbon dissolution from carbonaceous materials in molten iron. Experimental resul

    Jan 1, 2003

  • AIME
    The Foundation of Safety Engineering and Planning

    By J. D. Cooner

    SINCE my working life of 32 yr has been spent in and about the anthracite mines of the Hudson Coal Co., and the previous 4 yr in a college school of mines, I can write best about the safety program of

    Jan 1, 1948

  • CIM
    The Future is Open - On-Equipment Computing at Teck

    By Peter Cunningham

    Teck Facts and Figures ? Employ more than 14,000 around the world, includes: ? Over 8,600 in Canada (close to 7,800 in British Columbia) ? Close to 2,000 in Chile ? Over 2,700 in Peru ? Approxima

    Aug 1, 2013

  • TMS
    Challenges and Opportunities of a Lead Smelting Process for Complex Feed Mixture

    By Christoph Zschiesche

    Managing complex material streams within a lead smelting/reduction process has a long history at Aurubis. After modernization of the secondary lead smelter in 1991, Aurubis operates an electric furnac

  • SAIMM
    Fully automated coal quality control using digital twin material tracking and statistical model predictive control for yield optimization during production of semi soft coking- and power station coal

    By B. J. Coetzee, P. W. Sonnendecker

    The quality control of a two-stage coal washing process involves several complex components that need to be modelled accurately, to enable autonomous control of the process. The first objective is to

    Aug 2, 2022

  • TMS
    Formation Mechanism of Ferronickel Alloy Due to the Reaction Between Iron and Nickeliferous Pyrrhotite at 850–900 °C

    By Feng Liu

    A thermal upgrading process by which nickel value can be concentrated in a ferronickel alloy is a possible alternative to treat Sudbury pyrrhotite (Po) tailings with nickel content of 0.5–1.5 wt%. The

  • SME
    Magnesium Oxide Suppression during Nickel Flotation

    By R. Casagrande, L. R. Moore, J. Sessoms, P. Macy

    "A South American nickel mine has been producing a nickel concentrate that also contains copper and iron (15 percent nickel, 5 percent copper, 28 percent iron) for the end use of stainless steel produ

    Jan 1, 2015

  • NIOSH
    IC 7025 Some Observations On The Causes, Behavior, And Control Of Fires In Steep-Pitch Anthracite Mines ? Introduction

    By G. E. McElroy

    As one phase of a general program of enthracite mine-fire research initiated by the Bureau of Mines in September 1935, a study of the records of past fires was considered a necessary approach to a pro

    Jan 1, 1938

  • NIOSH
    RI 7448 Hazards Associated With The Spillage Of Liquefied Natural Gas On Water

    By D. S. Burgess

    An investigation of the hazard of spillage of liquefied natural gas (LNG) onto water is described. About 2,000 gallons of LNG were consumed in various tests. The initial vaporization rate of LNG follo

    Jan 1, 1970

  • TMS
    Extraction of Lithium from Brine—Old and New Chemistry

    By Mike Dry

    Conventionally, lithium-bearing brines are processed via solar evaporation, chemical purification, and either electrolysis to lithium hydroxide or precipitation of lithium carbonate. Lithium-ion batte

  • CIM
    Electromagnetic Responses to Massive Sulfide Ore Systems of Various Morphologies and Conductivities

    By A. H. Mumin, A. Prikhodko

    "This paper provides an understanding of interpreting and evaluating airborne time domain electromagnetic (TEM) surveys as applied to massive sulfide exploration. Variations in the conductive morpholo

    Jan 1, 2018

  • NIOSH
    IC 8457 Mineral Materials For Chemical Manufacturing - A Survey Of Supply And Demand By The Chemical Industry In The Ohio River Basin Of Ohio, Pennsylvania, And West Virginia

    By M. C. Irani

    This study is a survey of supply and demand for minerals, metals, alloys, and compounds used by the chemical industries in the Ohio River Basin (ORB) area of Ohio, Pennsylvania, and West Virginia duri

    Jan 1, 1970

  • NIOSH
    Effects Of Weak Bands On Pillar Stability In Stone Mines: Field Observations And Numerical Model Assessment

    By John L. Ellenberger, Gabriel S. Esterhuizen

    Observations of pillar conditions in limestone mines showed that the presence of weak bands in the limestone can result in pillar damage at stresses that are lower than one would otherwise expect. The

  • CIM
    Solids Sampling at Australian Iron Ore Mine Sites

    By C. Matthews, A. Vo

    "Australia is one of the world’s leading exporters of bulk commodities and the extensive use of sampling equipment is key to the successful management of each mining operation. At the process plant, w

    Jan 1, 2019