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Ambuklao Tunnel Plug ConstructionBy B Hayes
The Ambuklao and Binga Rehabilitation Project is a 175 MW hydro power project currently under construction across dual sites in the north region of Luzon Island, Philippines. When it was built in 1956
Mar 8, 2011
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Slag volume effects on direct-reduced iron (DRI)-based electric furnace steelmakingBy Q Zhuo, P C. Pistorius, M N. Al-Harbi
A likely increasingly important pathway for future low-carbon ironmaking and steelmaking is the combination of gas-based direct reduction with electric furnace steelmaking (DRI-EAF route), or with ele
Aug 21, 2024
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Predictive Maintenance Using Simulation and Machine LearningBy R Marchant, D Willingham
"Predictive maintenance (also known as PHM or equipment ‘health monitoring’) refers to the intelligent monitoring of equipment to avoid future equipment failures. In contrast to conventional preventiv
Oct 10, 2016
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Realismm, A Virtual Reality in Rational Managerial Decision MakingRational decision making is generally perceived by managers of operations to be a delicate process of committing large sums of money and putting other people's life at risk. Consequently most man
Jan 1, 1993
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Analysis of Rock Fragmentation and its Effect on Gravity Flow at the Kiruna Sublevel Caving MineBy N Petropoulos and M J Thurley, E Righetti, M Wimmer
Fragmentation in sublevel caving (SLC) is vitally important. Both gravity flow and any downstream processes are affected. Reasonably coarse fragmentation may lead to larger draw bodies (isolated extra
Aug 24, 2015
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Utilising Electronic Detonators at Hail Creek Mine for ‘Dynamic Buffering’By A Baker
Hail Creek Mine is an open cut coal operation owned by Rio Tinto. It is located 120 km south west of Mackay in the Bowen Basin region of central Queensland. Opened in late 2003, the mine produces two
Nov 8, 2011
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Study on Selective Reduction and Magnetic Separation of Low-Grade Nickel Laterite Ore to Produce High Nickel ConcentrateStudy on Selective Reduction and Magnetic Separation of Low-Grade Nickel Laterite Ore to Produce High Nickel Concentrate
Sep 13, 2010
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Geophysical Signatures of Andesite Volcanoes in New Zealand - Contrasts and Structural ImplicationsBy C A. Locke
Geophysical signatures of the Taranaki and Tongariro volcanoes reflect similarities in their age, composition and hydrothermal histories, but also reflect differences in host rock settings and edifice
Jan 1, 1995
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Conversion of hard-to-use wastes to new raw materials for low-energy glass/mineral-wool manufacturingBy Z Li, Z Yan, T Htet, S Zhang
During the pyrometallurgical processes, a substantial quantity of high-temperature ironmaking and steelmaking slags, generated at temperatures ranging from 1400 to 1600°C, is wasted, as the heat conta
Aug 21, 2024
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Resource and Reserve category inflation – known rewards, hidden risksBy M Bond, R R. Hargreaves, G W. Booth
There are numerous causes of speculative mineral resource and reserve inflation. Traditionally, these are linked to issues of data accuracy or misinterpretation, the use of overly optimistic estimatio
May 24, 2023
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An Integrated Technology Solution for Optimised and Environmentally-controlled BlastsBy C Parihar, R Garg, A Bhandari, S Bhandari
Blasting can impact the efficiency of entire downstream mining operation. Individual technology solutions for blasting have been available in the industry for many years but all of them only cater for
Aug 24, 2015
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Design and Construction of the Access Tunnels for the New Top Ryde City Shopping Centre, Northern SydneyBy Q Yang
This paper describes the design and construction of three 7.2 m span access ramp-tunnels to the three level underground car park of the newly redeveloped Top Ryde City Shopping Centre in northern Sydn
Mar 8, 2011
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The Use of 3-D Computer Techniques for Optimal Resource Assessment and Mining - Greymouth Coal LimitedA 3-D computerised model of the southern part of Greymouth Coal Limited's Coal Mining Licence area has recently been completed. This model, and associated 3-D CAD tools, has/is being used to opti
Jan 1, 1996
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The Marvel Loch Crusher Product Sampling SystemThe Marvel Loch Operations (MLO) plant was treating ores from up to six MLO sources and in addition needed to blend externally sourced ores with its own ores. This presented a metallurgical accounting
Mar 1, 2010
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Case Study of Iron Ore Value Chain OptimisationBy J Foo, T Kleinschmidt, B Reynolds, K Kennewell
The consideration of complex supply chains often highlights multiple system bottlenecks that are localised and dynamic – they shift depending on what variability last influenced the system. Using the
Jul 13, 2015
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Characterisation of Gravity Amenable Gold Ores – Sample Representivity and Determination MethodsBy S C. Dominy
Gravity amenable gold ores are those that after comminution produce liberated particles, composites and/or carriers that can be recovered by gravity separation means. Recovery depends upon mineralisat
Sep 5, 2011
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QAQC – proactive Quality Management (QM) supporting reconciliation resultsBy O Dominguez
Significant value can be added to ore supplied from the mine to the mill by measuring its quality in real time and performing grade control additional to that within the mine. Responsibility for ore q
Mar 22, 2022
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An Advanced Modelling Technique for Scale-Up of Batch Flotation Results to Plant Metallurgical PerformanceBy O N. Savassi
A rigorous methodology for prediction of flotation plant performance is presented, which is based on a standardised batch flotation test called the MFT. The work is part of the FLEET program, develope
Jan 1, 2005
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Rheological Investigation of the Flotation Performance of a High Clay Containing Gold Ore from Carlin TrendBy D Bradshaw, R Dunne, S Farrokhpay
It is well known that clays affect the flotation performance, and many of the refractory gold ores around the world contain clay minerals. Therefore, an ore sample from the Carlin Trend was selected f
Sep 26, 2013
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An approach to the calibration and validation of transfer chute DEM simulations handling cohesive iron ore finesBy T Walkemeyer, R Elliott, D Chang-Martin
Over the past decade, discrete element method (DEM) simulations have seen increasing adoption by the resources sector to inform the design of materials handling equipment such as transfer chutes, bins
Sep 18, 2023