Grinding and Media

Grinding and Media

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
The thin line between accuracy and bias in characterisation of ore grindability F Faramarzi1,4, R Morrison2 and T G Vizcarra3 1. Global Senior Mining Industry Consultant, Dassault Systemes, Brisbane Qld 4000. Email: This email address is being protected from spambots. You need JavaScript enabled to view it. 2. Honorary Professor, JKMRC, The University of Queensla...
12-Jul-2023
Shelley, Davies, Olivier and Atta Danso ABSTRACT This paper reflects on how measurements from inside an operating SAG mill might be used to better understand throughput, mill wear and energy dissipation within the mill. The paper discusses how the measurements might influence and enhance approach...
09-May-2022
Chandramohan, Bodurov, Kolev, Weerasekara, Lane Presented at MEI Comminution '21 - April 19 - 22 ABSTRACT Improving the grinding efficiency in tumbling mills is essential to minimising comminution energy consumption. Over the years, fundamental insights gained from ball mill operation provided en...
09-May-2022
Edmunds, Wilkens, Akerstrom, Haines Presented at the AusIMM Mill Operators Conference June 2021 ABSTRACT The Ridgeway Concentrator at Newcrest Cadia was commissioned in 2002 as an ABC circuit to treat the ore from the Ridgeway sublevel cave (SLC) at around 5MTPA. Consisting of a single pinion 32’...
20-Jul-2021
Wang, Vazirizadeh, Rosario Published in Proceedings of the IMPC2020 Congress, SAIMM ABSTRACT Advances in data science, machine learning, and artificial intelligence are transforming mining and mineral processing, and making them more algorithm intensive. The paradigm is shifting from one of detec...
19-Jul-2021
A high-level study into mining energy use for the key mineral commodities of the future. Author Marc Allen, Technical Director, engeco Report commissioned by The Weir Group PLC Executive Summary The mining industry plays a critical role at the heart of modern global economy, extracting and pro...
10-May-2021
*K. Bru, M. Beaulieu, R. Sousa, M. Leite, A, De Sousa, E. Kol, J. Rozenkranz, D. de Parvaz Minerals Engineering ABSTRACT Electric Pulse Fragmentation (EPF) is an innovative technology that uses High-Voltage Pulsed Power (HVPP) for the selective comminution of a material. This paper aims to compa...
23-Jun-2020
M. Sherman, A. Collins Presented at World Gold 2019 ABSTRACT The ever changing demands of providing operating teams with grinding circuits that meet their needs has resulted in equipment suppliers offering a broader range of grinding equipment and researchers investigating more efficient methods...
23-Jun-2020
T.Vizcarra, B. Wong Presented at SAG Conference Vancouver, Canada September 22 – 26, 2019 ABSTRACT JKTech has completed a comparative testing program of Bond tests as an addition to its “round-robin” quality control program for JK Drop Weight (JKDW) and SMC tests. Over seventy Bond tests of repr...
22-Jun-2020
B Putland & R Sciberras SAG Conference Vancouver, Canada September 22 – 26, 2019 ABSTRACT Many ore bodies are getting harder, more abrasive, and lower in grade. One of the issues designers face is minimizing capital and operating costs when treating such ores. Designers often look to secondar...
06-Jan-2020
*P. Pearce, C. Gagnon, B. Klein, R. McIvor, S. Makni, F. Wang, A. Kumar SAG Conference Vancouver, Canada September 22 – 26, 2019 ABSTRACT The aim of the Crush It! Challenge is to accelerate transformative solutions to reduce energy usage in the mill. Natural Resources Canada supported competition...
06-Jan-2020
M Powell, C Bozbay, S Kanchibotla, B Bonfils, A Musunuri, V Jokovic, M Hilden, J Young, E Yalcin SAG Conference Vancouver, Canada September 22 – 26, 2019 ABSTRACT In expanding the mine to process considerably more competent ore sources, this semi-autogenous-ball mill-crusher (SABC) circuit with a...
06-Jan-2020
R Butar, M Becker, B Putland, I Lovatt, F Kock SAG Conference Vancouver, Canada September 22 – 26, 2019 ABSTRACT Continuous improvement is a major key performance indicator (KPI) for many metallurgical operations. Improvement never happens by itself and is rarely attributed to a single party or p...
06-Jan-2020
B. Simonian Mount Milligan mine performance update, 51st Canadian Mineral Processors conference, 22-24 January 2019, Ottawa, Canada ABSTRACT The Mount Milligan mine, located in central British Columbia, began operation in September 2013 with a design nameplate capacity of 62,500 dry metric tonnes...
19-Feb-2019
O. Mejia and B. Klein Maintaining grinding efficiency and mill throughput when liners wear, 51st Canadian Mineral Processors conference, 22-24 January 2019, Ottawa, Canada ABSTRACT A study was undertaken to investigate the relationship between mill liner wear and grinding energy efficiency and to...
19-Feb-2019
W. Conger, J.F. DuPont, R.E. McIvor, T.P. WeldumW. Conger, J.F. DuPont, R.E. McIvor, T.P. Weldum Mining Engineering, November 2018, pp. 28-37 The objective of the study conducted by the authors is to determine what media size(s) addition will maximize any given plant ball mill’s grinding efficienc...
16-Jan-2019
Johnson   Abstract In achieving the necessary liberation for separation of valuable minerals from ores, metallurgists have traditionally selected from the competing options for size reduction devices by making decisions based on various types of costs. While these costs remain important in s...
23-Aug-2006