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A Brief Resume of the Smelting Plant
THE Company's smelting equipment consists of three blast furnaces, supplied with blast from two sets of vertical piston blowers, each capable of delivering 8000 cub. ft. of air per minute at a pr
Jan 1, 1918
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Proceedings of the April, 1969, General Meeting
The April General Meeting of the Institute was held in Kelvin House, Johannesburg, on 16th April, 1969, at 4.30 p.m. Mr R. C. J. Goode (president) was in the Chair. There were also present ninet
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IDENTITY THEFT Possibilities and Consequences
By Paul Downing
Identity Theft Outline • What Are MY Chances??? • Types Of Thefts • Sources Of Theft Info • Stolen Identity vs. Background Checks • Information/Data Safeguards • Corporate Data Handling • Reclaiming Y
Jan 1, 2006
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Performance Characteristics For Welded Wire Screen Used For Surface Control In Underground Coal Mines - Preprint 09-104
By D. R. Dolinar
The fall of small pieces of rock between roof bolts causes over 80 pct of the ground fall injuries in underground coal mines. Roof screen, if installed on the bolting cycle, can significantly reduce
Jan 1, 2009
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Microbial Community Structure Dynamics before and after Bioleaching of Copper Pyrites
By Z. M. Dai
Microorganisms in AMD (Acid Mine Drainage) were enriched in 9K culture medium. The enrichment was applied to leach copper pyrite after the microbial community structure and metabolism was stable. Befo
Jan 1, 2014
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Annual Report - For The Year Ended 30th June, 1999
Council for 1999/2000 President J.R. Dixon President Elect M.H. Rogers Vice Presidents Senior Dr L.A. Cramer Junior A.A.B. Douglas Immediate Past President R.P. Mohring Ho
Jan 1, 1999
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Application of MULTIFLUX for air, heat and moisture flow simulations
By G. Danko
MULTIFLUX, a new thermal, hydrologic, and airflow model and software is being developed to solve the flow of heat, moisture, and air in and around an underground opening. MULTIFLUX couples two distinc
Jan 1, 2009
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Technical Notes - Empirical Modification of the Gaudin-Meloy Equation
By B. H. Bergstrom
The Gaudin-Meloy1 size distribution equation requires the evaluation of two constants, xo and r. The common log-log representation of a screen analysis as cumulative weight percentage passing versu
Jan 1, 1967
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Book News
1. Book reviews Mill Operators' Conference. Parkville (Australia), Australasian Institute of Mining and Metallurgy, 1982. 425 pp. Reviewer: B. K. Loveday Off highway truck haulage. Newman Combine
Jan 1, 1983
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Biodegradation Of Cyanide Under Anaerobic Conditions
By H. J. Garcia
Biodegradation of cyanide by microorganisms isolated from solids previously exposed to cyanide has been investigated. Initial sodium cyanide concentration was 300 ppm at pH 10.5. The kinetics of biode
Jan 1, 1994
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Experiments on the Flow of Sand and Water through Spigots.
Discussion of the paper of R. H. RICHARDS and BOYD DUDLEY, JR., presented at the New York meeting, February, 1915, and printed in Bulletin No. 97, January, 191.5, pp. 67 to 72. R. H. RICHARDS, Boston
Jan 5, 1915
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Deceased
Members whose deaths were reported from Apr 9, 1921 to Apr 7, 1923 Elected Died 1876 ABADIE, E R. 1923 1906 ADAMS, ARTHUR K 1920 1902 AHLES, ROBERT L 1921 1876 Akerman, Richard 0000 1884 ALEXAN
Jan 1, 1923
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Vibrations from Seismic Exploration Blast
By David Siskind
The authors studied small seismic exploration blasts for vibration characteristics and effects on structures in Mexico. Obtained were 267 three-component recordings of ground vibrations and structure
Jan 1, 2002
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Selecting a Minicomputer From a Manufacturer
By David van Cleave, David L. Rome
Whether you buy your minicomputer from a manufacturer or another vendor, the first thing you must do is define your needs. With good planning, the initial cost will be low and your return on investmen
Jan 11, 1981
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Un paso más cerca de la lixiviación de los sulfuros primarios de cobre
By Guillermo Velarde
Dado que la flotación seguida por la fundición/ refinación es la única vía de procesamiento del cobre, se buscó una alternativa que trate con suficiencia los sulfuros de leyes marginales dentro del
Oct 21, 2015
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Recovery of valuable metals from spent lithium ion batteries by solvent extraction
By Shun Myung Shin, Dong Hyo Yang
Cobalt is recovered from square type of spent lithium ion batteries (LIBs) containing 5~20 % Co, 5~7 % Li, 5~10 % Ni, 15% organic chemicals, and 7% plastics together with Cu, Al, Fe, and Mn. The waste
Jan 1, 2008
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Climate Change For Mine Planners: Some Fundamentals
By R. D. Williams
In spite of the increasingly polarized and politicized view of climate science and climate change in the United States, many of the principles behind the ?theory? of Anthropogenic Global Warming (AGW)
Feb 27, 2013
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Tunnel Groundwater Inflow Measurement
By R Witt, M Lowing
Tanking of tunnels is now often specified when inflows exceed as little as 1 L/s/km with a unit distance of 100 m. To demonstrate inflows over a 100 m segment of a tunnel are less than 0.1 L/s with a
Jan 1, 2008
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Microcomputer Analysis Aids Continuous Mining Productivity at Tanoma
By Scott G. Britton
Microcomputeranalysis has long been a technique for engineering professionals to improve the theoretical and practical design of continuous mining systems. Such work has been typically composed of mod
Jan 1, 1991
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Development of Goaf Gas Drainage Strategies for Start-up Areas of Highly Gassy Longwall Panels
By K Tanguturi, B Belle, R Balusu
Management of high rates of goaf gas emissions between 4000 and 6000 L/s of methane gas in longwall panels is a challenging issue, particularly in start-up areas of the panels. There is a need for inv
Aug 31, 2015