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Reaping the First Fruits – Infrared Spectroscopy: the New Standard Tool in BHP Billiton Iron Ore Exploration
By M Haest, O Dominguez, D Mittrup
With the current focus in the mining industry on reducing costs, while simultaneously improving ore quality, infrared spectroscopy is a tool that can potentially assist companies to meet both challeng
Jul 13, 2015
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Iron Ore Ultrafines Challenges and Opportunities
By D Tucker, K Harney
Hatch forecasts that an increasing share of seaborne traded iron ore will be ultrafine, being either concentrate or pellet feed. This provides several challenges for the iron and steel industries, but
Jul 13, 2015
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Geometallurgy of the South Middleback Ranges Magnetite Deposit – Predicting Plant Performance from the Pit
By D Gerrard, J Begelhole, J Gerber
The Iron Magnet deposit has been mined since 2007 when Arrium (then OneSteel) commissioned the magnetite concentrator to supply feed to the pelletising plant in Whyalla. The concentrate quality requir
Jul 13, 2015
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Effect of Titania on the Sintering Performance of Hematite Iron Ores
By S Hapugoda, J Manuel, N Ware, A Dehghan-Manshadi
The effect of titania (TiO2 ) addition on the sintering performance of hematite iron ore has been studied by doping pure TiO2 into a sinter blend. The results of laboratory-scale compact sintering tes
Jul 13, 2015
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Dependence of Flame Front Speed on Iron Ore Sintering Conditions
By J Zhao, C E. Loo
The flame front is a narrow region in the iron ore sintering bed where coke particles combust. The maximum flame front temperature is as high as 1400°C. At high temperatures, the sinter mix compo
Jul 13, 2015
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Related Genesis for Iron, Manganese and Gold-copper Ores in Western Australia
By P B. Schwann
The commonly accepted genetic theories of Pilbara iron ores and Woodie Woodie manganese ores have often presented them as quite unique. This apparent uniqueness is not confined to just iron and mangan
Jul 13, 2015
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A New Toolkit for Iron Ore Characterisation
By E R. Ramanaidou, M A. Wells
Asian steel mills are demanding iron ore with specific chemical, mineralogical, metallurgical and environmental properties to warrant that the ore is of the greatest quality. As a result, a toolkit of
Jul 13, 2015
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Iron Sinter Process Control Using X-ray Diffraction
By U König, N Norberg
Traditionally, quality control of iron sinter has relied on time-consuming wet chemistry. However, the mineralogical composition that defines the physical properties, such as strength or reducibility,
Jul 13, 2015
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Flexigel™ – A Variable-density Solution
By D R. Andrew, K T. Morrison, J F. Tiedgen
Waste blasting in iron ore operations can pose a number of technical challenges, including blasting through variable geology and blasting soft ground in wet conditions. Blast patterns are designed to
Jul 13, 2015
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Case Study Assessing Alternative Data Collection Techniques and Analysis Methods to Assist with Geotechnical Slope Design
By C Bellia, A Maldonado, S Strong, H Baxter
This paper discusses the technical and cost benefits of alternative data collection techniques used to collect lithological information, obtain laboratory testing samples and perform in situ testing.
Jul 13, 2015
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Project Development and Regulation Red Tape – A Comparative Analysis: Does It Need to Be So Complex?
By C Pope, M Tannock
Mining exploration and development projects in Australia are being negatively affected by the highly complex regulatory and bureaucratic processes at all levels of government. These processes affect m
Jul 13, 2015
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Ore Selection to Maximise Value
By J E. Everett
Ore selection is generally a highly subjective task, with emphasis on producing product with a consistent target grade matching a perceived market requirement. A composite selection criterion ‘Comp’ (
Jul 13, 2015
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Iron Ore Final Grinding by High Pressure Grinding Rolls and Air Classification
By F P. van der Meer, E Lessing, E Matthies
High pressure grinding rolls (HPGR) technology is growing to be a common comminution tool in iron ore processing. The technology finds a wide acceptance and presents specific benefits in coarse ore gr
Jul 13, 2015
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Australian Research Council Research Hub for Advanced Technologies for Australian Iron Ore – An Introduction
By K Williams, G M. Evans, S M. Iveson, K P. Galvin, C E. Loo
The Australian Research Council (ARC) has recently established an Industrial Transformation Research Hub in the area of iron ore, focused on iron ore characterisation, beneficiation, materials handlin
Jul 13, 2015
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New Discrete Element Modelling Calibration Technology to Facilitate the Increased Efficiency of Ore Handling and Processing Operations
By P W. Wypych, D Curry, A P. Grima
The market has become highly competitive for engineering and equipment vendors, who are challenged to reduce costs while improving efficiency and productivity of mine operations through plant improvem
Jul 13, 2015
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Three-dimensional Mapping of Magnetite and Hematite Concentrations from Reprocessing of Detailed Aeromagnetic Data
By C A. Foss, D A. Clark, D Hillan
While magnetic surveys are the most common geophysical method used in mineral exploration, magnetics and geology remain to be fully integrated quantitatively in iron ore provinces. Although high-resol
Jul 13, 2015
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Laser Scanning of Conveyor Ore Profiles
By S Grobler, T Fares
Understanding the real utilisation of the available volumetric capacity of a conveyor is key to unlocking latent capacity or ‘debottlenecking’ existing plant. Conveyors are typically designed on the b
Jul 13, 2015
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Granulation Behaviour of Specularite Fines in Ferrous Sinter Mixtures
By J Pan, B-J Shi, X-B Li
The granulation behavior of specularite fines which possess poor ballability was studied with limonite fines as a function of nuclei particles and adhering fines. The results show that the permeabilit
Jul 13, 2015
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Gravity Separation of Ultra-fine Iron Ore in the Reflux Classifier
By J Zhou, D M. Hunter, S M. Iveson, K P. Galvin
The recovery and concentration of ultra-fine iron ore can provide significant economic benefits. Presently, there are limited options available given the low settling rates achieved by conventional gr
Jul 13, 2015
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Effect of Concentrate and Micropellet Addition on Iron Ore Sinter Bed Permeability
By A M. Nyembwe, A M. Garbers-Craig, R Cromarty
With the depletion of high-grade lump iron ore, concentrates have been identified as an alternative material for sinter making. Adding concentrates to the sinter mixture reduces sinter bed porosity an
Jul 13, 2015