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Old insurance policies : An often unrecognized source of pollution liability insuranceBy Walter R. Curtner
Many, if not most, of today's pollution liability claims are related to events ("occurrences") that happened in the past. This fact creates an opportunity to obtain a large amount of insurance co
Jan 10, 1987
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Stress control methods help to optimize underground mine designBy 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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Environmental Health and SafetyBy Raja V. Ramani
Discussion in this section of the Handbook is limited to the working environment of miners, the mine workers themselves, and the machines used in mining (Fig. 11.0.1). The contents emphasize personnel
Jan 1, 2008
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Pregrouting in Rock: Contemporary Basic PrinciplesBy Donald A. Bruce
Pregrouting is an extremely important part of many rock tunneling projects. However, poor and unsatisfactory performances have been frequently recorded often with very severe consequences, technically
Jan 1, 2005
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Cost Analysis for the Design and Operation of Sublevel Open StopingBy 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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Diamond Deposits of AustraliaBy W. J. Atkinson
The first recorded discovery of diamonds in Australia was in 1851 in New South Wales. Subsequent prospecting has shown alluvial occurrences of diamond to be widespread through much of the Tasman fold
Jan 1, 1995
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Black Mountain – An Overview - The Resolution Of The Lands Unsuitable Petition From The Legal And Technical PerspectivesBy M. M. Rajkovich, L. Adams, J. J. Zaluski, S. Gardner
In 1998, Kentuckians for the Commonwealth filed an Administrative Petition with the Kentucky Natural Resources and Environmental Protection Cabinet to designate 8,903 +/- hectares (22,000 +/- acres) o
Jan 1, 2000
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Annual Review 2015 Exploration ReviewBy N. A. Karl, D. R. Wilburn
"This summary of international mineral exploration activities for the year 2015 draws upon information from industry sources, published literature, SNL Metals & Mining (SNL) (Charlottesville, VA) data
May 1, 2016
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Laboratory heap leach testing : How small-and large-scale tests compareBy 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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Exploration Review (9d246178-a5c1-4a8e-8bc1-7c65b46f2b9e)By N. A. Karl, D. R. Wilburn
"This summary of international mineral exploration activities during 2017 draws upon information from industry sources, published literature, SNL Metals & Mining (SNL), an offering of S&P Global Marke
Jan 5, 2018
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Geometallurgical Modeling of the Escondida Deposit - Mining, Metallurgy & Exploration (2023)By Andres Salazar, Carlos Delgado Robles, Richard K. Preece
Minera Escondida, located in the Antofagasta Region of northern Chile, is the world’s largest producer of copper as concentrate and SX-EW cathode. Projects to increase mill and flotation capacity bega
Aug 31, 2023
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Surface Mine DevelopmentBy 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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Development Of Canadian Standards And Guidelines For Valuation Of Mineral PropertiesBy W. E. Roscoe, K. N. Spence
In the Canadian mining industry, there are at present no comprehensive regulations or standards for valuation of mineral properties. In January 1999, the Mining Standards Task Force of the Toronto St
Jan 1, 2001
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Geotechnical Baseline Reports—A State of the Practice ReviewBy Bart Bartholomew, Randall J. Essex
INTRODUCTION In June of 2004, at the North American Tunneling Conference in Atlanta, an all-day workshop was conducted to review the application of Geotechnical Baseline Reports (GBRs) for undergr
Jan 1, 2005
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Controversial Mining Projects - Can You Ever Be Prepared?By A. W. Czarnowsky
More than ever before, mining projects are besieged from growing regulatory, political, public, and special interest group pressure. Administrative and legal appeals to permits and environmental docum
Jan 1, 2001
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Looking For Value In Wastelands: Developing Renewable Energy On Degraded And Polluted LandsBy R. Rushforth
The surge of activity in the solar energy market, spurred by government incentives, has created new and more efficient solar technologies, but issues surrounding land- and water-use have backlogged th
Jan 1, 2011
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Prioritisation of Environmental Improvement Projects in Deep‑Level Mine Ventilation Systems - Mining, Metallurgy & Exploration (2023)By J. Swanepoel, J. H. van Laar, J. C. Vosloo, W. A. Pelser
Deep-level underground mining costs in South Africa are continuously rising due to the increased depth at which gold is being mined, resulting in a rise in virgin rock temperature and an increase in c
Feb 17, 2023
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Can human rights contribute to sustainability?By L. Lipsett
"Human rights can contribute to sustainability in the mining sector, both in theory and in practice. Both human rights and sustainability share a common concern to improve economic prosperity, environ
Jan 1, 2011
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Full NAT 2024 Proceedings - NAT2024By SME SME
NORTH AMERICAN TUNNELING 2024 PROCEEDINGS
Jun 23, 2024
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Message From Spokane: Environmental Policies Under Closer ScrutinyBy Steve Kral
Americans are taking a more critical view of various environmental laws because the effects of those laws are becoming more pervasive and intrusive, according to William Perry Pendley. And Secretary
Jan 1, 1996