Ore Sorting

Ore Sorting

Semi-analytical modelling of a multi-shaft mill Carlos Les (a),∗, James M. Finley (a), Boaz Friedland (b) a) Element Digital Engineering, United Kingdom b) Energy and Densification Systems (EDS), Johannesburg, South Africa *This paper was presented at MEi Communution 23 Conference held...
18-Sep-2023
Fractal Energy: Combining fractal dimension of fracture surfaces and Size Specific Energy to describe comminution Grant Ballantyne Director of Technical Solutions, Ausenco This email address is being protected from spambots. You need JavaScript enabled to view it. *This paper was presented at MEi Communution 23 Conference held 17-20 April 2023 in Cape Town, So...
15-Sep-2023
Mine-to-Mill optimisation at Mont Wright J Hi/11, R Ouellet2, R Deslias3, I K Kapinga4, P O Devin5, H Achache6, W Valery7, R Hayashida8, T Farmer, B Bonfi/s10 and K Duffy11   Director Mining Services, ArcelorMittal Exploitation miniere Canada, Fermont (Quebec) GOG 1JO, Canada. Email: hill@...
12-Jul-2023
Pre-Concentration – More than Bulk Ore Sorting L Pyle1, W Valery2, P Holtham3 and K Duffy4 1. Minerals Processing Engineer, Hatch, Brisbane, Qld, 4000. Email: This email address is being protected from spambots. You need JavaScript enabled to view it.. Global Director–Consulting and Technology, Hatch, Brisbane, Qld, 4000. Email: This email address is being protected from spambots. You need JavaScript enabled to view it. 3. Senio...
12-Jul-2023
Valery, Duffy, Holtham, Tabosa, Andrade Presented at the Preconcentration Digital Conference November 2020 ABSTRACT Pre-concentration has potential to significantly improve Mineral Resource efficiency by removing gangue early in the process, before energy intensive and expensive comminution and...
17-May-2021
Dehkhoda, Salaya, Kwak, Keeney Presented at the Preconcentration Digital Conference November 2020 ABSTRACT In addition to volatile commodity prices influencing decision making, in recent years, social and environmental performance have become important decision drivers within the mining industry....
17-May-2021
Kurth, Balzan Presented at the Preconcentration Digital Conference November 2020 ABSTRACT The potential for bulk diversion was identified and quickly implemented following the development of bulk sensing technologies applied to conveyed flows. In the early 1980s real time analysis of ash in coal...
13-Apr-2021
Coghill, Cutmore, Carter, Millen, Haarlem Presented at the Preconcentration Digital Conference November 2020 ABSTRACT Due to the low concentration of gold, ore sorting for gold has always required measuring indirect properties, such as density or colour, to allow separation on a rock by rock basi...
13-Apr-2021
Rech, Kroukamp Presented at the Preconcentration Digital Conference November 2020 ABSTRACT CRONIMET Australia in cooperation with Speciality Metals International, the mining lease holder of the Mt Carbine Tungsten mine, have demonstrated the preconcentration and processing of large (>12 millio...
13-Apr-2021
Pyle, Ballantyne, Chandramohan, Vizcarra, Lane Presented at the Preconcentration Digital Conference November 2020 ABSTRACT Preconcentration, through gravity separation (Wallace et al, 2015), magnetic separation and particle size (Clout, 2013), has been used in many historical projects to convert...
30-Mar-2021
Anyimadu, Appeah Owusu, Peattie, Chamberlain, Aniawu – Asumakah Presented at the Preconcentration Digital Conference November 2020 ABSTRACT This is an integrated geology and plant improvement study arising from the heterogeneity seen in mineralogy and gold association at the Obuasi goldmine in Gh...
30-Mar-2021
Bearman, Bowman, Dunne AusIMM Publication ABSTRACT Upgrading coarse feed in gold plants, through a process of selective processing, has always been of interest. The level of interest has waxed and waned over the last 30–40 years, but improvements in methods and pressure to increase the efficienc...
23-Jun-2020
J.STARKEY1, B. HILSHER2, S. REEVES3 and J. HEDDERSON4 J. Starkey (1), B. Hilscher (2), S. Reeves (3) and J. Hedderson (4)  1. Sacré-Davey Engineering, and Starkey & Associates Inc, Oakville, Canada. Email: This email address is being protected from spambots. You need JavaScript enabled to view it. 2. Sacré-Davey Engineering, Oakville,...
23-Apr-2019
G R Ballantyne, M Hilden, K Bartram and V Souto 14thAusIMM Mill Operators’ Conference, 29-31 August 2018, Brisbane, Australia ABSTRACT Particle sorting allows partially liberated minerals to be separated prior to energy intensive fine grinding. Sensors select particles for separation a...
23-Oct-2018
B Nielsen, J Rohleder, H Lehto and C Robbe MetPlant 2017 – Metallurgical Plant Design and Operating Strategies – World’s Best Practice, 11-12 Sep 2017, Perth, Australia Abstract Sensor-based ore sorting is being increasingly used to reduce the amount of low-grade and waste m...
26-Oct-2017
Lutke von Ketelhodt, L. Kotelo, N. Schmalbein 49th Annual Conference of Metallurgists, Vancouver, Canada, August 27-30, 2017. Abstract Barkerville Gold Mines (BGM) is focused on building a sustainable, low impact, innovative, high-margin mining company in British Columbia’s Cariboo mini...
26-Sep-2017
Peter Coghill, Channel Tissot, Rhys Palmer 49th Annual Conference of Metallurgists, Vancouver, Canada, August 27-30, 2017. Abstract Due to the low concentrations of gold, direct measurement of gold concentration in ore on-belt has not been seriously considered until now. Pre-concentratio...
26-Sep-2017
X-ray transmission (XRT) sorting has been introduced into the minerals industry in 2006 and has found various applications in diamonds, industrial minerals, and metal ore processing since. The technology offers planar projection of the atomic density of single particles similar to the principle know...
21-May-2016
Abstract Comminution and classification circuits consume significant amounts of energy. Some estimates show that comminution processes accounts for around 40 % of the total energy consumed in mining operations and 1.5-1.8 % of the total national energy consumption in mining intensive countries such...
19-Apr-2016
Abstract This paper discusses how to effectively conduct energy efficiency studies during the design of new mineral processing plants and plant expansions. Energy management studies for new plants are ideally conducted as part of the feasibility study, but can also be done at the detailed design...
09-Apr-2016