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
Valery, W., Valle, R., Duffy, K., Jankovic, A., Tabosa, E. 2016.
Complete Optimisation from Mine-to-Mill to Maximise Profitability [Комплексная оптимизация параметров горных работ и технологических операций для повышения рентабельности производства]. Zoloto I Technologii, Russia, 2 (32), June 2016...
03-Jan-2019
B. Kirkwood, J. Kinal, J. Siliezar, H. Sofatzis
Metallurgical Plant Design and Operating Strategies (MetPlant 2013), 15-17 July 2013, Perth WA
Ernest Henry Mining (EHM) is a copper, gold and magnetite mining and processing operation located 38 km north-east of Cloncurry in the Mount Isa-Cloncurry...
03-Jan-2019
Christopher J. Greet, John Twomey and Allen Chung
43rd Annual Meeting of the Canadian Mineral Processors, 18-20 January 2011, Ottawa, Canada
ABSTRACT
It is widely accepted that the type of grinding media has an impact on the grinding chemistry and subsequent flotation behaviour of the sulphide mi...
02-Jan-2019
R Espinosa-Gomez, S.Gomez-Hernandez and P D Munro
14thAusIMM Mill Operators’ Conference, 29-31 August 2018, Brisbane, Australia
ABSTRACT
Filtered dry stack tailing storage facilities offer many advantages over thickened tailing storage facilities and yet, most of the mining companies still p...
20-Dec-2018
S Palaniandy, R Halomoan and H Ishikawa
14thAusIMM Mill Operators’ Conference, 29-31 August 2018, Brisbane, Australia
ABSTRACT
The Karara iron ore project is a magnetite operation consist of open pit mining and concentrator to produce high-grade magnetite concentrate. The concentrator has ad...
20-Dec-2018
G S Lane, J Seppelt and E Wang
14thAusIMM Mill Operators’ Conference, 29-31 August 2018, Brisbane, Australia
ABSTRACT
Newcrest’s Cadia concentrator operated from 1998 to 2012 with a traditional SABC grinding circuit treating Cadia open pit ore. The Cadia comminution circuit was well characte...
20-Dec-2018
E Baawuah, C Kelsey, J R Kelly, J Addai-Mensah and W Skinner
14thAusIMM Mill Operators’ Conference, 29-31 August 2018, Brisbane, Australia
ABSTRACT
Comminution continues to be the most capital-intensive unit operation in mineral processing. The fundamental purpose of comminution is to libera...
20-Dec-2018
T G Vizcarra, M G Hart, A T Karbowiak and T J Napier-Munn
14thAusIMM Mill Operators’ Conference, 29-31 August 2018, Brisbane, Australia
ABSTRACT
Squeezing extra performance from existing equipment (‘sweating the assets’) is key to continuous improvement initiatives, particularly during times...
20-Dec-2018
Rajiv Chandramohan, Robert Braun, Greg Lane, Kirsty Hollis, Johnson Le, Dirk Baas
14thAusIMM Mill Operators’ Conference, 29-31 August 2018, Brisbane, Australia
ABSTRACT
The Phu Kham Copper-Gold Operation (Phu Kham) is located in northern Laos, approximately 140 kilometres from the capital, Vienti...
20-Dec-2018
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
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 Wong and T G Vizcarra
14thAusIMM Mill Operators’ Conference, 29-31 August 2018, Brisbane, Australia
ABSTRACT
Optimisation projects are regularly undertaken without knowing the root cause of an issue. It is all well and
good to trial a multitude of flotation reagents, change the operating...
22-Oct-2018
K M Bartholomew, R E McIvor and O Arafat
14thAusIMM Mill Operators’ Conference, 29-31 August 2018, Brisbane, Australia
ABSTRACT
It is well known in the industry that good classification system performance is vital to efficient ball mill circuit
performance. But what is meant by good classificati...
22-Oct-2018
M Powell, M Yahyae, J Geronimo, Z Yussupova and P Kumar
14thAusIMM Mill Operators’ Conference, 29-31 August 2018, Brisbane, Australia
Kazakhstan
ABSTRACT
The appropriate design of liners continues to be an issue on many mills worldwide. Loss of milling capacity
especially at liner ch...
22-Oct-2018
Comminution Energy Curves
18-Oct-2018
The role of hybridisation in energy cost reduction - Contracts, uncertainty and capturing value
18-Oct-2018
M POWELL, S KANCHIBOTLA, V JOKOVIC, M HILDEN, B BONFILS, A MUSUNURI, P MOYO, S YU, J YOUNG, P YAROSHAK, E YALCIN AND B GORAIN
14thAusIMM Mill Operators’ Conference, 29-31 August 2018, Brisbane, Australia
ABSTRACT
This work goes beyond the general perception of how the well-known mine to mill proc...
27-Sep-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
R BRADFORD, W GIFT-AGBEY, E GROBLER, P MORGAN AND T VORSTER
14thAusIMM Mill Operators’ Conference, 29-31 August 2018, Brisbane, Australia
Africa
ABSTRACT
The Asanko Gold Mine in Ghana started processing ore from the Nkran pit in January 2016 at a production
nameplate of 3 Mt/a. The flowsh...
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
K MATSON, S TYRRELL AND B JACKSON
14thAusIMM Mill Operators’ Conference, 29-31 August 2018, Brisbane, Australia
Australia
ABSTRACT
Northern Star Resources Limited Jundee Gold Mine in Western Australia operates a comminution circuit that
consists of a primary crusher, 3.85 MW semi-autogenous gri...
27-Sep-2018
MANOEL MORALES, CASSIO COSTA, TIAGO CAIXETA, CARLOS QUINTERO
Procemin-Geomet 2015, Santiago, Chile, 21-23 October, 2015
For Brazilian iron ore producers, reverse cationic flotation is preferred to obtain high quality concentrates from silicate ores. The SiO2 (silica) particles are rende...
15-Aug-2018
J.N. KOHMUENCH, M.J. MANKOSA, H. THANASEKARAN, A. HOBERT
Minerals Engineering, 121 (2018)
ABSTRACT
The copper sulfide processing flowsheet has remained virtually untouched for decades and follows a logical progression – crush, grind, float, regrind and refloat to produce a final copper concentrate. Th...
15-Aug-2018