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Mineral Indicators - Abrasives
Norton Co., the world's largest producer of abrasives, is enlarging its proppant operation. Proppants are strong chemical particles used to wedge open rock formations in deep oil wells, thereby i
Jan 1, 1979
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Improvements in HPGR and Grinding Mill Technology
By Cosmin Carpinisan, Erich J. Hofmann, Stephen J. Hall
"Since presenting a technical paper regarding their unique capabilities in Forged Steel Mill Gearing at the SAG-2006 Conference, Australian heavy engineering company Hofmann Engineering has pioneered
Jan 1, 2012
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Rank and Type Variations in Coals From The Southern and South Western Coalfields, New South Wales, and their Influence Upon Coking
The Bulli and Wongawilli Seams, the two principal sources of coking coal for the Port Kembla steelworks of Australian Iron & Steel Pty. Ltd., vary in rank and in type over the Southern and South W
Jan 1, 1969
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Mineralogical Studies of the Groote Eylandt Manganese Ore Deposits
By Belcher C. B
The Groote Eylandt manganese ore deposits contain mainly pyrolusite and cryptomelane with lesser amounts of the manganese minerals lithiophorite, todorokite, psilomelane, and nsutite. The major non-ma
Jan 1, 1975
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Understanding and Predicting Transport in Pit-Lakes
Upon cessation of mining activity open-cast mine pits typically fill with water, forming a æpit-lakeÆ. The water in these lakes, in some instances, contains high concentrations of ædeleteriousÆ materi
Jan 1, 2002
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An Analysis of the Performance of Multi-Stage Grinding and Cyclone Classification Circuits
By Lynch A. J
A method has been developed for the prediction of the performance of multi-stage grinding-cyclone classification circuits of any degree of complexity on any ore for a wide range of operating condition
Jan 1, 1965
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Geological Features and Origin of Gold Deposits Occurring within the Jiamosi Precambrian Massif, Northeast China
By G Liu
Seventy-nine gold deposits and prospects have been discovered in theJiamusi region of northeast China, and constitute one of the most important gold metallogenic belts in China. All these endogenic go
Jan 1, 1995
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Assessing Risk and Capital Investment Criteria in Mining Projects
In the late 1970's and early 1980's a considerable number of large scale open pit mines were developed in N.S.W. and Queensland. At the time these mines were planned, the industry was char
Jan 1, 1990
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Revitalizing Hillside Using Stabilization Piers Monitored By 3-D Mems-Based Inclinometers
By Peter Chou
A total of 117 slope stabilization drilled piers were installed as part of a major hillside revitalization project. The 110-million dollar development, known as Stratford at Kenwood, included an 18-st
Jan 1, 2009
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The exploration history, geology and metallurgy of a High Sulphidation Epithermal gold deposit at Wafi River, Papua New Guinea
By Lewis PJ, Halfpenny R, Craighead GA
Exploration drilling by Joint Venture partners CRA Exploration Pty Ltd and Elders Mining PNG Pty Ltd has discovered a signif- icant copper and gold deposit at the Wafi River prospect, 60km WSW of L
Jan 1, 1991
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RI 3215 Comparison of Methods for Determining the Friability of Coal
By H. F. Yancey, E. Zane
"INTRODUCTION The term ""friability"" as applied to coal may be defined as the physical property of coal which expresses its tendency to become reduced in size during handling as a result of such exte
Jun 1, 1933
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Effect of Acid Laden Mining Effluent on Characterization and Physio-Chemical Behaviour of Clayey and Sandy Soil
By V. Murugaiyan
The Geotechnical Engineer is faced to view problems emerging from the task of protecting the environment and also the problems related to prevention of natural hazarders. Geo-Environmental Engineering
May 1, 2004
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Red Lake Gold Mine Autoclave Optimization Project
By K. K. Murray, D. G. Gelderland
"The pressure oxidation autoclave at the Goldcorp’s Red Lake Gold Mines (RLGM) was commissioned in 1991. Since commissioning, the circuit has been well maintained and its capacity increased to mechani
Jan 1, 2017
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Measurement of sub-surface strata movement by multi-wire borehole instrumentation
By Armstrong M
The Coal Mining Engineering Branch of the New South Wales (NSW) Department of Mineral Resources, in its continuing effort to improve coal recovery from underground coal mining operations, has undertak
Jan 1, 1986
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Constraints and Advantages of the Crown Minerals Act and the Resource Management Act
By A P. Brown
Access arrangements required with landowners and occupiers; relaxation on size of permits; lack of confidentiality for information provided; one-stop shop under RMA, removal of standing; plethora of c
Jan 1, 1997
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Using GIS To Identify High Value Areas In Large Coal Resources
By J. Kern, T. F. Torries
Identifying high value areas of unmined coal when large quantities of coal are available relative to annual markets is difficult because of the uncertainty of when the coal is to be mined. A GIS based
Jan 1, 1999
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Evaluation of sintering behaviour based on ore characteristics
By T Higuchi, L Lu
The quality of iron ore fines have been deteriorating, which has affected sinter quality and productivity adversely. New pretreatment and sintering technologies are therefore required to tackle the gr
Jul 24, 2017
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RI 6552 Some generalized probability distributionss
By Robert M. Becker
This report (the second in a series of five) presents the mathematical development in extending the theory of sample reliability from a sample consisting of a fixed number of items to a sample consist
Jan 1, 1964
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Visualization of Cratering in an Underwater Environment
By D. J. Goodings, R. J. Bonenberger, H. U. Leiste, W. L. Foumey
This paper describes a series of two-dimensional tests conducted and filmed with a high-speed (500 frames per second) video camera. The purpose of these tests was to provide a better understanding of
Jan 1, 2000
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Monitoreo de zonas revegetadas de cierre de minas mediante la utilizacion de tecnicas de teledetección espacial
By Carlos Alberto Sanchéz
El presente trabajo describe la realización del monitoreo de zonas revegetadas de cierre de minas utilizando técnicas de teledetección espacial. El estudio evaluó las áreas iniciales del programa de r
Sep 12, 2005