G. Ballantyne, A. Giblett
SAG Conference Vancouver, Canada September 22 – 26, 2019
ABSTRACT
Newmont has a demonstrated history as a leading investor in comminution technology developments. Most notably the cornerstone high pressure grinding rolls (HPGR) demonstration plant at the Lone Tree operat...
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
G. Ballantyne
ABSTRACT
Assessment of comminution energy intensity has traditionally been confined to the crusher and mill motor power consumption. However, a measure of ancillary equipment power and the embodied energy consumed through media wear is required to compare disparate equipment types an...
06-Jan-2020
S Nadolski, R Haycock, K Li, S Seiler, A Kumar
SAG Conference Vancouver, Canada September 22 – 26, 2019
ABSTRACT
A comprehensive energy study was carried out for the Red Chris mill, which processes copper-gold ore at a rate of 30,000 tonnes per day (t/d) and is located in Northern British Columbi...
06-Jan-2020
P Lind, K Murray, A Boylston, & I Arce
SAG Conference Vancouver, Canada September 22 – 26, 2019
ABSTRACT
Mineral processing consumes significant power, primarily in comminution, as well as significant amounts of water through hold-up in conventional tailings facilities. Reducing power and wa...
06-Jan-2020
GREG LANE1, SIMON HILLE2, JOE PEASE3, & MATT PYLE4
1Ausenco, 2Newmont Goldcorp, 3Mineralis, 4Ausenco
SAG Conference Vancouver, Canada September 22 – 26, 2019
ABSTRACT
A comprehensive energy study was carried out for the Red Chris mill, which processes copper-gold ore at a rate of 30,000 tonn...
06-Jan-2020
HENNING KNAPP1, STEPHAN HANNOT1, & FRANK VAN DER MEER1
ABSTRACT
High pressure grinding rolls (HPGR) are an energy efficient solution for comminution of industrial minerals and metal ores. The technology is successfully applied in an expanding field of applications throughout the minerals indus...
06-Jan-2020
F.P. VAN DER MEER1, R. FERNANDEZ2
1. F.P.van der Meer, Weir Minerals Plc, Minerals Processing and HPGR Technology, Egtenrayseweg 9, 5928 PH VenloThe Netherlands, T: +31 (0)77 3272955, E: This email address is being protected from spambots. You need JavaScript enabled to view it., W: www.weirminerals.com
2. R. Fernandez, Weir Minerals Sud-America, Manager Comm...
06-Jan-2020
30-Dec-2019
17-Dec-2019
17-Dec-2019
17-Dec-2019
17-Dec-2019
17-Dec-2019
17-Dec-2019
17-Dec-2019
17-Dec-2019
E BAAWUAH1, C KELSEY2, J ADDAI-MENSAH3 AND W SKINNER4
1. PhD student, Future Industries Institute, University of South Australia, Mawson Lakes, SA 5095. Email: This email address is being protected from spambots. You need JavaScript enabled to view it.. FAusIMM, Technical Director, IMP Technologies P/L, 83A Proctor Rd, Hope Forest, SA 5172. Email: chri...
16-Dec-2019
T. Robinson, B. Widdows and J. Rosenberg
MetPlant 2019, September 9-10, Perth, Australia
POSTER ABSTRACT
Increasing mill availability is a key improvement to the productivity of most mine sites. Mills are often running at maximum capacity, consequently any downtime reduces the mine output. O...
25-Sep-2019
G Borg, O Scharfe, A Kamradt, and N Meyer
MetPlant 2019, September 9-10, Perth, Australia
POSTER ABSTRACT
High-velocity impact breakage is an option to increase comminution efficiency significantly. The widespread application of traditional ball mills and SAG mills in comminution is cha...
25-Sep-2019
R Diaz-Colunga, S Gomez-Hernandez and R Espinosa-Gomez
MetPlant 2019, September 9-10, Perth, Australia
ABSTRACT
Fresnillo Plc (Fresnillo) is a Mexican Company owned by the “BAL Group”, focused on the production of gold and silver. It was established in 2008, initially consisting of three com...
24-Sep-2019
C J Greet, D Morgan, J Davis, G Small and X du Toit
MetPlant 2019, September 9-10, Perth, Australia
ABSTRACT
Laboratory test work completed on samples of Northparkes ore indicated that shifting from forged steel to more electrochemically inert high chrome grinding media produced a more oxidi...
24-Sep-2019
S.Morrell
MetPlant 2019, September 9-10, Perth, Australia
ABSTRACT
Whether it is for the purposes of the design of new comminution circuit, a brownfield expansion or a geometallurgical program, one of the principal keys to success is to “know your orebody”. To do so requires the formulation and e...
24-Sep-2019
K Ehrig, V Liebezeit, M Smith, B Pewkliang, Y Li and E Macmillan
MetPlant 2019, September 9-10, Perth, Australia
ABSTRACT
Copper-(Fe)-sulfide ore deposits typically have Cu grades varying from 0.5 to 5%. This equates to approximately 1.5 to 15% sulfide minerals, hence 85 to 98.5% of the rema...
24-Sep-2019
Hamid Manouchehri
Comminution '18, April 16-19, Cape Town, South Africa
ABSTRACT
As an energy intensive industry, mining consumes about 6-7% of total world’s energy to produce raw materials for subsequent industries. Grinding, however, is the most energy intensive process in mining which is respo...
25-Jul-2019
Gregor Borg, Oscar Scharfe, Felix Scharfe, Pablo Gonzalez Jimenez, Salvador Gomez
Physical Separation 2019, June 13-14, Falmouth, UK
ABSTRACT
Efficiency improvement in the comminution of ores has been on the international agenda of the mining industry for some time but substantial advances are st...
09-Jul-2019
Graeme J. Jameson, Cagri Emer
ABSTRACT
A new froth flotation machine has been developed, known as the NovaCell, which can recover mineral particles over a wide particle size range, from the lower limit of flotation, to an upper limit which depends on the liberation characteristics of the ore. In a...
09-Jul-2019
09-Jul-2019
09-Jul-2019
09-Jul-2019
T. Waters, A. Rice, J. Seppelt, J. Bubnich, B. Akerstrom
14th AusIMM Mill Operators' Conference 2018, 29-31 August, Brisbane
ABSTRACT
The Concentrator 1 plant at Cadia transitioned from Cadia Hill open pit to the Cadia East block cave ore body in 2013. As a result of this change, major plant upgr...
01-Jul-2019
Y. Dumais, R. Lemire, T. Banerjee and H. Weitz
Canadian Mineral Processors Conference, 23-25 January 2018, Ottawa, Canada
ABSTRACT
Agnico Eagle LaRonde produces over 300,000 ounces of gold annually, along with silver, zinc and copper by-products. The LaRonde plant consists of a conventional SAG a...
28-Jun-2019
27-Jun-2019
Farhad Faramarzi*, Vladimir Jokovic, Robert Morrison, Sarma S Kanchibotla
Comminution '18, 22-25 January 2018, Ottawa, Canada
ABSTRACT
The standard JK drop weight test breaks single particles at five size fractions at different energy levels by dropping a given weight from a certain h...
24-Apr-2019
F.C.F. Batista, R. deS. Almeida, L. deA. Silva, T. Banerjee, D. Gudgeon
CMP 2018, 23-25 January 2018, Ottawa, Canada
ABSTRACT
Yamana Chapada’s mine is one of the larger copper-gold mines in Brazil. The mine is located in Goias state, in the central part of Brazil. The mine has estimated Mineral R...
24-Apr-2019
K. Bhadani, G. Asbjörnsson, E. Hulthén, M. Bengtsson, M. Evertsson
Comminution '18, 16-19 April 2018, Cape Town, South Africa.
ABSTRACT
Optimization is a pivotal point in distinguishing the competitiveness between industries that are developing, designing and operating products and pro...
24-Apr-2019
A Hinde, E. Ford, J. Makola, A. Jain
Copper Cobalt Africa, 10-12 July 2018, Livingstone, Zambia
ABSTRACT
A large contributor to the energy consumption of metallurgical plants is the mill circuit. A popular circuit configuration is one involving a primary open-circuit semi-autogenous mill fol...
23-Apr-2019
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
F. Wang, B. Klein, P. Rosario
Preliminary sizing and selection of an HPGR using piston-die press tests, 51st Canadian Mineral Processors conference, 22-24 January 2019, Ottawa, Canada
ABSTRACT
Current industry practice for HPGR assessment and sizing relies on conducting a series of tests using pi...
19-Feb-2019
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
Near technologies
15-Jan-2019
Creating change – overcoming theCreating change – overcoming thebarriers to innovation
07-Jan-2019
Stirred Mills & Fine Screens - efficient grinding and classification technology for a profitable operation
03-Jan-2019
What's Next for improved energy efficiency in copper processing?
03-Jan-2019
CEEC - What next?
03-Jan-2019
Sustaining Process ImprovementSustaining Process ImprovementMaking it Stick
03-Jan-2019
PanAust process control strategy and implementation
03-Jan-2019
CRC ORE - Optimising Resource Extraction
03-Jan-2019