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A Dual Sprocket Chain As A Noise Control For A Continuous Mining Machine
By Pete G. Kovalchik, Lynn A. Alcorn, Rudy J. Matetic, Adam K. Smith
Over-exposure to noise remains a widespread, serious health hazard in the U.S. mining industries despite 25 years of regulation. Most other categories of illnesses and injuries associated with mining
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A dual sprocket chain as a noise control for a continuous mining machine
By Adam K. Smith
Over-exposure to noise remains a widespread, serious health hazard in the U.S. mining industry despite 25 years of regulation. Most other categories of illnesses and injuries associated with mining ha
Jan 1, 2009
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A Due Diligence Approach to Environmental and Social Business Performance Assessment
The modern resource extraction enterprise is a complex capital intensive business operating in a world of constantly evolving social, environmental and economic scrutiny. Investors, government, media
Jun 1, 2010
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A dynamic CIP simulation using Matlab Simulink
By J. W. Coetzee, H. E. Deist
Carbon-in-pulp (CIP) and Carbon-in-leach (CIL) processes are used extensively in the gold mining sector to recover aurocyanide from solution. This paper discusses the modelling of these operations, us
Jan 1, 2005
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A Dynamic Electrochemical Technique for the Measurement of Trace Amounts of Arsenic and Antimony in Molten Zinc
By T. E. Warner
In order to detect arsenic and antimony in zinc, various electrochemcial experiments were performed involving the electrochemical introduction of sodium atoms into molten zinc using a solid electrolyt
Jan 1, 1999
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A Dynamic Evaluation of Water Supply Security Susceptible to Climate Seasonality
By G Fergus, M Hart, S W. Weeks
Rio Tinto Alcan has undertaken feasibility level assessments into the expansion of its bauxite mining operation in an area south of the Embley River in far north Queensland. The project has the potent
Nov 26, 2013
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A Dynamic Investigation of Continuous Grinding in a Small Wet Ball Mill
By Reid K. J, Restarick C. J
The breakage and flow characteristics of quartz, ground as a minor constituent with calcite in a continuous wet ball mill, have been determined by carefully controlled grinding tests.A mathematical mo
Jan 1, 1966
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A Dynamic LCA Model For Assessing The Impact Of Lead Free Solder
By E. V. Verhoef
The proposed EU directive on the restriction of the use of certain hazardous substances in electrical and electronic equipment promotes the substitution of lead in consumer electronics to reduce emiss
Jan 1, 2003
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A Dynamic LCA Model For Assessing The Impact Of Lead Free Solder
By E. V. Verhoej
The proposed EU directive on the restriction of the use of certain hazardous substances in electrical and electronic equipment promotes the substitution of lead in consumer electronics to reduce emiss
Jan 1, 2003
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A Dynamic Model for Smelter Off-Gas Cleaning Systems
By P. Nelson, B. Salt, J. A. Scott, H. Shang
ABSTRACT In a nickel smelting process, large amounts of off-gas emissions are generated, which can cause serious environmental and plant hygiene problems if not properly treated. With increasingly str
Jan 1, 2011
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A Dynamic Model For The Competitive Elution Of Gold And Base Metals From Activated Carbon
By S. P. Liebenberg
During the past fifteen years significant progress has been made on carbon-in-pulp (CIP) technology for the extraction of gold. While most research on the mechanisms and kinetics of CIP sub-processes
Jan 1, 1995
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A Dynamic Model of Metal Production and Waste Management
By Markus A. Reuter, Albert Scholte, Ewoud V. Verhoef, Gerard P. J. Dijkema
A dynamic, interactive map has been developed of the life cycle of a number of metals, from mining through to minerals processing, metal production, product manufacturing, recovery and waste managemen
Jan 1, 2003
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A Dynamic Model of the Stage II Tailings Leach Plant at Chingola
The Tailings Leach Plant at Chingola employs a Leach/Solvent Extraction/Electro- winning process and contains the largest solvent extraction plant in the world, with design liquor flow rates of 55 m
Jan 1, 1977
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A Dynamic Ore Reserve Calculation and Accounting System for a Stratiform Orebody
By Jaczkowski B
The lower orebody (LOB) at Chingola Divi- sion of Nchanga Consolidated Copper Mines Limited (NCCM) accounts for approximately 30 per cent of the total copper production for the company. The uniform
Jan 1, 1977
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A Dynamic Programming Algorithm for Selecting Evenly Spaced Pushbacks from Nested Pits
By Kadri Dağdelen, Matthew Deutsch, Thys Johnson
Nested pit analysis in open-pit long range mine planning is used to define approximate ultimate pit limits and an initial high-level schedule in the early stages of a project. Modern ultimate pit opti
Jun 25, 2023
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A Dynamic Programming Based Algorithm For Optimum Production Planning In Open Pit Mines
By H. Sevim
In a recently developed long term open pit production planning model, the optimum plan is found by exhaustively searching through nested pits of maximum-metal contents. A more efficient, dynamic progr
Jan 1, 1994
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A Dynamic Sediment Simulation to Predict the Variability of Suspended Solids Concentrations over Life-of-Mine for Application to a Risk-based Environmental Assessment
By M Ind, B Usher
Environmental regulators are increasingly adopting risk-based approaches to protect aquatic ecosystems. The Australian and New Zealand Environment and Conservation Council (ANZECC) and the Agriculture
Jul 16, 2014
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A dynamic support system for yielding ground
By P. Mottahed, E. De Souza
One of the major unsolved problems of safe, economical roof support in the evaporite industry has been that of obtaining and maintaining anchorages in relatively soft rock. This is due to the viscoela
Jan 1, 1999
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A Dynamic Systems Modeling Approach To Evaluating Backfill Designs
By M. Wickham
Design of an open pit backfill requires an understanding of highly varied processes including slope stability, hydrogeology, pit lake chemistry, climate, runoff, and mine waste behavior. Dynamic syst
Jan 1, 2001
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A Efetividade Do Anti-incrustante De Algas Vermelhas Para Reduzir O Impacto Do Limnoperna Fortunei - Mexilhão Dourado. A Review
By Adriano Corrêa Batista, Bernardo Antônio Perez da Gama, Camila Freitas de Araújo, Paulo Santos Assis
O mexilhão dourado Limnoperna fortunei é uma espécie invasora que tem causado diversos problemas no ambiente aquático em razão da sua habilidade de formar colônias em estruturas. A espécie adere nas s
Nov 6, 2019