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Economic Evaluation And Sensitivity-Risk Analysis Of Zarshuran Gold Mine Project
By K. Oraee
Zarshuran gold deposit, with the total reserves of some 12.5 million tons of 4.18 g/ton ore, is considered to be an important gold mining project in the area. In this paper the feasibility studies of
Jan 1, 2011
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SME Research Forum - Mining Technology and Research Needs – Chemical Products Suppliers’ Perspective
The minerals industry consumes billions of dollars in raw materials, equipment, tools, services and chemicals. The industry, though, has turned overmuch of the research and development (R&D) for thes
Jan 1, 2000
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Santa Fe Pacific Gold Targets Million Ounces/Year Production
By William R. Yernberg
Santa Fe Pacific Gold, headquartered in Albuquerque, NM is expanding its operation at the Twin Creeks Mine in Nevada. The $250-million sulfide expansion project, including the Sage Mill, is under con
Jan 1, 1996
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Analysis Of Recirculation In Booster Fan Systems Using CFD
By J. M. Wempen
Booster fans, large underground fans, can increase the volumetric efficiency of ventilation systems by helping to balance the pressure and quantity distribution throughout a mine, reducing leakage and
Feb 27, 2013
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TBM Excavability: Prediction and Machine–Rock Interaction
By Z. T. Bieniawski, José Miguel Galera, Benjamín Celada
TBM case histories from over 400 tunnel sections are analyzed presenting a comprehensive application of the Rock Mass Excavability (RME) index (Bieniawski et al.2006). The paper introduces two new adj
Jan 1, 2007
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Two-Stage Coal Flotation to Remove Pyritic Sulfur, Arsenic, Selenium and Mercury
By R. Y. K. Yang, O. Olajide, E. H. Cho
"This study focuses on partial leaching of coal pyrite with sodium sulfite in order to increase its degree of liberation from the coal matrix, which might help to increase the removal of coal pyrite,
Jan 1, 2015
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GIS and Bauxite Mining in Jamaica
By Jim Baumann
Deposited millions of years ago in irregular paleokarstic channels, Jamaica’s extensive bauxite deposits provide good quality ore for alumina production and subsequent aluminum smelting. Bauxite minin
Jan 1, 2002
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Economic Decision-Making For Methane Drainage Systems For Underground Coal Mines – Preprint 97-157
By J. M. Mutmansky, A. Wang
This paper defines the elements of a basic economic model for decision-making when considering a methane drainage system for an underground coal mine. A drainage system will require significant capita
Feb 24, 1997
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Case Study: The Glenrock, Wyoming Subsidence Control Project
By J. J. Gusek, J. T. Gormley, V. Scovazzo
Glenrock, WY is underlain by two abondoned coal mines. Subsidence events have been recorded over the years, with the frequency increasing in recent years. As part of Wyoming's Abondoned Wins Land
Jan 1, 1986
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Technology News – Excavators Designed for Use in Confined Spaces
Komatsu America International has introduced two new hydraulic excavators. They can work in congested and confined areas. The tight tail swing radius of the PC128US-2 and PC22-8USLC-2 enables the exc
Jan 1, 2000
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Design of the Epping to Chatswood Rail Line, Sydney, Australia
By Jim Rozek, Robert A. Gee
The Epping to Chatswood Rail Line project is the largest publicly funded infrastructure project in New South Wales. Construction commenced in November2002 with opening scheduled for 2008. The work inc
Jan 1, 2005
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Mining Review (29ca5505-cd31-411f-a7b4-e812a794f2c9)
By Staff
"In 2014, the estimated value of total mine production of nonfuel minerals in the United States increased. The quantity of production increased for most mineral commodities mined in the United States,
Jan 1, 2014
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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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CIM and PDAC – South African Gold; Mining in a dot.com World
By Steve Kral
The mining industry has had three difficult years. Commodity prices have remained low and investor confidence in the industry has been shaken. And even though the Asian economy appears to be improvi
Jan 1, 2000
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Mining 1992
In 1992, the United States economy grew at a rate of 2%. The Gross Domestic Product rose to $5,946 billion. With 257 million people - 635,000 in mining including petroleum - the United States has more
Jan 1, 1993
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Enhancement Of Bacterial Iron And Sulfate Respiration For In Situ Bioremediation Of Acid Mine Drainage Sites: A Case Study (9e023564-700d-405d-941a-989b38ed4fb9)
By A. A. Bilgin
The prevention of acid mine drainage (AMD) in situ is more attractive than down-gradient treatment alternatives that do not involve source control. AMD source control can be achieved by shifting the m
Jan 1, 2007
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Results given of studies concerning methane extraction from coalbeds
By M. A. Trevits, G. L. Finfinger
Various methods have been developed through US Bureau of Mines research to remove gas in advance of, during, and subsequent to mining. These include drilling horizontal or cross-measure boreholes from
Jan 8, 1986
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Air Cleaning Performance of a New Environmentally Controlled Primary Crusher Operator Booth
By B. Holen, J. R. Baregi, J. A. Organiscak, A. B. Cecala
The National Institute for Occupational Safety and Health (NIOSH) cooperated with 3M Company in the design and testing of a new environmentally controlled primary crusher operator booth at the company
Jan 1, 2015
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Innovative Roof Support Systems For The Next Generation Of Mining
By S. C. Tadolini
Roof support systems have evolved from standing posts and timbers to a generation termed ?big nails? where steel bars are inserted into boreholes and anchored with expansion shells and/or resin cartri
Jan 1, 2012
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Mine Safety Applications Of A Geographic Information System
By S. E. Phillipson
The Mine Safety and Health Administration?s (MSHA) Roof Control Division (RCD) collects a variety of geological and engineering information pertaining to mining conditions in surface and underground m
Jan 1, 2008