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Laboratory heap leach testing : How small-and large-scale tests compare
By Russell B. Dix
Laboratory column leach tests are used routinely to evaluate gold and silver ores for heap leaching. The tests are fairly straightforward. The ore to be tested is placed into an appropriately sized le
Jan 1, 1989
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Introduction to Mining
Contributions made by mining have played a much more significant role in the development of civilization than is generally conceded by historians or recognized by ordinary citizens. In modern society,
Jan 1, 2008
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Decision Theoretic Analysis Of Corporate Capital Investment Plans - Part One: Review of Decision Theory - I. Introduction - A. Scope
By Meyer Klein
Decision theory is the formal theory of the logic of decisions in view of the decision maker's objectives, preferences, I beliefs, and available information, It usually deals with weighty economi
Jan 1, 1970
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Concerns with the Environmental Susceptibility of Mine Utility Vehicle and Rubber-tired Mantrip LITHIUM-ion Batteries - SME Annual Meeting 2024
By D. S. Yantek, C. B. Brown
The mining industry is beginning to implement lithiumion batteries (LIBs) to power mine utility vehicles (MUVs) and rubber-tired mantrips (RTMs). However, the ability of LIBs to withstand the harsh co
Feb 1, 2024
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RETC 2017 Full Proceedings - RETC2017
By COLIN A. LAWRENCE, Anthony Del Vescovo
All Rights Reserved. Printed in the United States of America. Information contained in this work has been obtained by SME, Inc. from sources believed to be reliable. However, neither SME nor its autho
Dec 1, 2017
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Development And Application Of Ceramic Media Disk Filter Technology At Phelps Dodge Morenci, Inc. (SME Convention February 1994 Albuquerque, New Mexico )
By Christopher B. Kapes
To reduce concentrate dewatering and drying costs, the Concentrator Division at Phelps Dodge Morenci, Inc. investigated available filtration technologies. Numerous methods were explored, including: dr
Jan 1, 1994
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Stress control methods help to optimize underground mine design
By Mark Lawshe, Shosie Serata
The conventional method of mining underground, using narrow rooms and wide pillars, has proven to be poorly adapted to the powerful earth forces that act on underground openings. The high costs of roo
Jan 1, 1989
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Cross-Border Mineral Investment Activity In The Pacific Rim
By C. R. Tinsley
Investment activity in the Pacific Rim of Fire has seen a phenomenal surge from epithermal gold exploration. Individual countries are attractive because of lower up-front minerals lease costs (US, Can
Jan 1, 1990
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Railroad Interface Management For Mta East Side Access Project Tunnels And Structures
By Michael A. Piepenburg
The East Side Access (ESA) Project will extend Long Island Rail Road (LIRR) into midtown Manhattan via 11 km of tunnels, a new terminal station and associated support facilities. In addition to the ha
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Mini Symposium - Open Pit Haulage Systems in the 80's Part I & Part II - Oil Economics On Open Pit Mine Haulage Trends - The Effect Of Oil Economics On Open Pit Mine Haulage Trends - Introduction
By Alan K. Burton
Massive increases in the productive capability of open pit nines after World. War II were in a large part made possible by the introduction of ever larger trucks and the supply of a seemingly bottomle
Jan 1, 1981
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Sampling Practices And Problems ? Introduction
By Mark Springett
The problems inherent in sampling low- grade deposits have long been recognized. As economic grades become lower with increasing metals prices and improvements in recovery technology then the previous
Jan 1, 1983
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The Rewards Of Patience
By R. E. Scheffel
Most supergene copper heap leach operations today employ forced-aeration, irrespective of ore grade. Unfortunately, there is little published quantification of its benefit. There is a natural desire
Jan 1, 2006
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Seafloor Massive Sulfide (SMS) Exploration In The Azores - Introduction: Mid-Atlantic Ridge And The Azores Plateau
By A. F. Marques
The Azores islands are located on a triple junction where the American, African (AFR), and Euroasian (EUR) plates meet. The Mid-Atlantic Ridge (MAR), oriented N-S, represents two branches of the T; an
Jan 1, 2011
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Kickstarting Culture Change - SME Annual Meeting 2024
By Andrew McGrath, Geraldine Lyons, Sarah Barcelona
In the dynamic and challenging modern industry landscape, understanding and unleashing the true role and contribution of technical teams is crucial to business success. The cyclical nature of industri
Feb 1, 2024
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Cost Analysis for the Design and Operation of Sublevel Open Stoping
By P. K. Chatterjee, G. D. Just
Sublevel open stoping is a low-cost method that has been successfully employed in many large underground mining operations. Where ore body characteristics are suitable, extensive mechanization and the
Jan 10, 1981
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Surface Mine Development
By William A. Hustrulid
The subject of surface mine development is large. This section covers the fundamental concepts involved in both the open pit mining of thick or steeply dipping deposits as well as the strip mining of
Jan 1, 2008
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The Brand-New Global Prevention Strategy of ISSA Mining for Safety and Health in Mining Safety 7.7 – 7 Golden Rules to Vision Zero
By H. Ehnes
"“Industry 4.0” – “Mining 4.0” - perhaps you have already heard of these terms? These keywords signify the next stage of industrial production. The internet and production technologies are growing clo
Jan 1, 2016
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Extraction Of Sand And Gravel In Orange County, California ? A Technical And Planning Problem
By James R. Evans
Orange County, adjacent to the populous and industrialized Los Angeles area, is the fastest growing county in California and is second only to Los Angeles County in total population (figure 1). In add
Jan 1, 1974
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Kennecott Celebrates Its Centennial
On June 4, Kennecott Utah Copper (KUC)marked the centennial of the founding of the original company. Bill Champion is president and chief executive officer of KUC. He said, “What has happened during
Jan 1, 2003
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Synthetic Zeolites: Properties And Applications ? Introduction
By Donald W. Breck
Zeolites were first recognized as a new group of minerals by Cronstedt with the discovery of stilbite in 1756. The word zeolite was coined from the two Greek words meaning "to boil" and "a stone" beca
Jan 1, 1973