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  • SME
    Industry/University Cooperative Research ? Introduction

    By William H. Dresher

    A recent report to President Reagan from the Business-Higher Education Forum, entitled, "America's Competitive Challenge: Need for a National Response," (1) observes that in the recent past, ". .

    Jan 1, 1984

  • SME
    Factors Affecting Solution Balance During In Situ Leaching Of An Unsaturated Copper Ore Body (6dec3392-5dc6-41ba-8b28-57254f57d550)

    By Perry M. Jones

    An important operational and environ-mental concern associated with in situ leaching activity is the balance between solution injection and recovery. Solution balance is an important indicator of the

    Jan 1, 1991

  • SME
    Aggregate Resources Vs Urban Development & Multiple Use Planning San Gabriel Valley, Calif.

    By G. V. Henderson

    The San Gabriel Valley contains some of the richest and most extensive sand and gravel deposits in California. Operating quarries within the San Gabriel area mine more than 15 million tons of high qua

    Jan 1, 1978

  • SME
    A Hydrodynamic Approach for Sizing and Selection of Hydrocyclone—Parametric Scaling and Process Optimization - SME Annual Meeting 2024

    By Debra Switzer, Swapnil Urankar, Douglas Watson, Steven Hunter, Chandranth Banerjee, Shashank Pathak

    A hydrocyclone is a piece of equipment commonly used as a classifier in mill circuit operations. Traditionally, hydrocyclone performance is characterized by the classification efficiency parameter, su

    Feb 1, 2024

  • SME
    Distribution Of Uranium In Granitic Rocks - Implications Of Saturation Limits For Trace Minerals

    By E. Craig Simmons

    Uranium is an element incompatible with respect to the major rock-forming minerals crystallizing from granitic magma, entering in- stead trace minerals such as zircon. The relationship between the sat

    Jan 1, 1981

  • SME
    Occurrence Modes of Niobium in Kaolin Clay From Guizhou, China "Mining, Metallurgy & Exploration (2021)"

    By YONGQIONG YANG, Ning Wang, CHONGGUANG LUO, LI ZHU, Hanjie Wen, SHENGJIANG DU, Hannian Gu

    Niobium in kaolin clay from the Late Permian sequences was reported in the range of several hundreds of micrograms per gram and was considered as a potential resource for its high concentrations and l

    Nov 30, 2020

  • SME
    "Market Leadership Through Excellence": Developing A Corporate Strategic Plan With Vision

    By T. Kontos

    Rogers Group, Inc., is the nation's largest privately held aggregates producer (primarily producing crushed limestone and secondarily sand & gravel) and a major regional asphalt paving constructi

    Jan 1, 1994

  • SME
    Time Domain Reflectometry As A Rock Mass Monitoring Technique

    By J. L. Francke

    This paper describes the practices and methods used in a study of Time Domain Reflectometry (TDR) as an inexpensive deformation monitoring tool in underground excavations at the Waste Isolation Pilot

    Jan 1, 1996

  • SME
    Development and reconciliation of a mine operation value chain flowsheet in IES to enable grade engineering and process mass simulations for scale-up

    By T. BACHMANN, G. SHAPLAND, E. Amini, N. BEATON, M. BECERRA

    Process plant modeling in the computer environment has been developed over the past 40 years by implementing the comminution models formed by the Julius Kruttschnitt Mineral Research Centre, Universit

  • SME
    Development Of Calcium Borate Production

    By G. J. Hartman

    The Fort Cady in situ borate mining project involves recovery of boron from a mineral deposit located over 1400 feet below the surface. The resource recovery method is being developed using in situ mi

    Jan 1, 1997

  • SME
    Wet High Intensity Magnetic Separation (WHIMS) of Algerian Kaolin: a Potential Application

    By Mohammed Laraba, Rodrigo Alvarez Garcia, Juan Maria Menendez-Aguado, Roula Abdelmalek

    The aim of this research is the study of the WHIMS parameters on the improving process of a local (DD: Djebel Debbagh, East of Algeria) kaolin. The obtained results of performed XRF, SEM, and XRD char

    Jun 11, 2022

  • SME
    Fine Dry Grinding Of Iron Ore For Pelletizing ? I. Introduction

    By Donald R. Rathburn

    Screening during the production of high-grade lump ore for blast furnace burden, particularly from recently developed ore deposits in Australia, South America, and Africa, has resulted in large tonnag

    Jan 1, 1970

  • SME
    Evaluation Of Lateritic Bauxite And Nickel Deposits

    By Robert M. Dreyer

    Although lateritic deposits have long been a principal source of bauxite and are becoming an increasingly important source of nickel, the problems in the evaluation of such deposits are not generally

    Jan 1, 1970

  • SME
    Ore Search In Mississippi Valley Type Environments

    By A. D. Hoagland

    There are large areas on all of the continents with environments which are favorable for deposits of zinc and lead of Mississippi Valley type. In the developed countries, these environments have for t

    Jan 1, 1973

  • SME
    Ventilation of Pillared Areas by Bleeder Entries, Bleeder Systems, or Equivalent Means

    By John D. Kalasky

    Ventilation is necessary in coal mines to supply fresh air to the working faces for the health, safety, and comfort of the miners, and for the circulation of air to the extent that it will dilute, car

    Jan 1, 1973

  • SME
    Energy And Mining Mergers: Good, Bad, Or Indifferent?

    By W. G. Prast

    Investments in fuel minerals and non-fuel minerals by petroleum companies are not a new phenomena. During the past 25 years, oil firms have entered mining via the acquisition route as well as by the d

    Jan 1, 1983

  • SME
    A Field Study Of US Longwall Coal Mine Ventilation And Bleeder Performance

    By S. J. Schatzel

    Longwall coal mine operators in the US are required to ventilate multi-panel longwall districts but may have little or no knowledge about what happens to the ventilation air between the inlet evaluati

    Jan 1, 2011

  • SME
    American steelmaking is becoming a market-oriented enterprise

    By Frank W. Luerssen

    Introduction "Austerity" is perhaps an overly generous description of the past three years in the American steel industry. Steel plants operated at an average of only 57% of their capability in 1982-

    Jan 6, 1985

  • SME
    Increased Prodcution Planned at Anshan Iron and Steel

    The Anshan Iron and Steel Co. (AISC) broke its steelmaking design capacity in 1978, bringing its total production of steel products to 6.86 Mt. Located south of the industrial city of Shenyang, Liaon

    Jan 3, 1980

  • SME
    Education For Life

    By Robert E. Lovett

    The truly educated man is better prepared to meet the challenge of the times. This challenge can be either beneficial or harmful depending upon one s orientation, Certainly man can no longer continue

    Jan 1, 1966