Circuit Design

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Circuit Design

Review and Upgrade of the Throughput Forecast Model of Minera Los Pelambres Francisco Abbott1, Liduvina Rodriguez1, Michel Morales1, Walter Valery2, Roberto Valle3, Rodrigo Hayashida4, Benjamin Bonfils2, Kristy-Ann Duffy2 and Claudia Plasencia3 Minera Los Pelambres, Antofagasta Minerals, Chile...
09-Jul-2024
Radford, Lovatt, Putland, Becker Presented at the AusIMM Mill Operators Conference June 2021 ABSTRACT The Gruyere Gold Project was discovered by Gold Road Resources Limited in October 2013 on the Yamarna Belt 200km east of Laverton in Western Australia. The Feasibility Study for Gruyere, which wa...
20-Jul-2021
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
Powell, Yahyaei, Mainza, Tavares Presented at the AusIMM Mill Operators Conference Brisbane, Australia 23 - 25 June 2021 ABSTRACT Maintaining the work balance between the primary SAG mill and secondary ball mill(s) is an overlooked bottleneck, and thus opportunity, in an increasing number of circ...
20-Jul-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
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
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
A Giblett and B Putland 14thAusIMM Mill Operators’ Conference, 29-31 August 2018, Brisbane, Australia ABSTRACT This paper provides a simple guiding framework for grinding circuit optimisation, focussing on common themes in past optimisation success stories, the conditions for success and techniq...
23-Oct-2018
B PUTLAND, I LOVATT, A CERVELLIN AND D SCHWANN 14thAusIMM Mill Operators’ Conference, 29-31 August 2018, Brisbane, Australia Australia The Mount Carlton project in Queensland's North East sits on a high-sulphidation epithermal style deposit rich in gold, copper and silver. Mt Carlton is an open...
27-Sep-2018
C MCCAMLEY, P PETRUCCI AND K BLAY 14thAusIMM Mill Operators’ Conference, 29-31 August 2018, Brisbane, Australia Australia ABSTRACT The Newmont Boddington Gold (NBG) processing plant was designed for 35Mt/y with ball mills expected to deliver a combined new mill feed rate of 4837 tonnes/hr. Sinc...
27-Sep-2018
Peter Amelunxen Presented at Procemin 2016, October 26-28, Santiago, Chile. We all know the story of froth flotation. The first patents date to 1885, when Carrie Everson discovered a method of concentrating sulfide minerals from a powdered ore using a froth phase.  Everson’s process was...
26-Aug-2017
P STAPLES, G LANE, R BRAUN, B FOGGIATTO AND M P BUENO PRESENTED AT SAG CONFERENCE, SIXTH INTERNATIONAL CONFERENCE ON SEMIAUTOGENOUS AND HIGH PRESSURE GRINDING TECHNOLOGY, VANCOUVER, 20-24 SEPTEMBER 2015. ABSTRACT Autogenous (AG) and semi-autogenous (SAG) grinding mills are considered a mature tec...
18-Jul-2017
S NKWANYANA AND B LOVEDAY (1) PRESENTED AT COMMINUTION ’16, MINERALS ENGINEERING INTERNATIONAL, PUBLISHED IN MINERALS ENGINEERING VOLUMES 103-104, BARRY WILLS (ED), APRIL 2017. ABSTRACT Ball-mills are used widely for secondary grinding. Loveday (2010) reported on laboratory tests in which s...
18-Jul-2017
Comminution Circuit Design Considerations G Lane (1), B Foggiatto (1), R Braun (1), M P Bueno (1), P Staples (2) and S Rivard (2) 49th Annual Canadian Minerals Processors Conference, Ottawa, Canada, 17-19 January 2017    ABSTRACT This paper demonstrates the selection of grinding circui...
26-May-2017