The University of Queensland

Mine-to-Mill optimization

Valery, W., Duffy, K. and Jankovic, A. (2019). Mine-to-Mill optimization. SME mineral processing and extractive metallurgy handbook. (pp. 335-+) edited by R. Dunne and S. Kawatra. Englewood, CO USA: SME Society for Mining and Exploration.

Energy efficient ball mill circuit - equipment sizing considerations

Jankovic, A. and Valery, W. (2017). Energy efficient ball mill circuit - equipment sizing considerations. We are metallurgists, not magicians - landmark papers by practising metallurgists. (pp. 307-314) edited by D. Pollard, G. Dunlop and J. Herzig. Carlton, VIC, Australia: AusIMM.

Process development and throughput forecasting at the Phu Kham copper-gold operation, Laos PDR

Bennet, D., Crnkovic, I., Walker, P., Hoyle, A., Tordoir, A., La Rosa, D., Valery, W. and Duffy, K. (2017). Process development and throughput forecasting at the Phu Kham copper-gold operation, Laos PDR. We are metallurgists, not magicians - landmark papers by practising metallurgists. (pp. 201-234) edited by D. Pollard, G. Dunlop and J. Herzig. Carlton, VIC, Australia: AusIMM.

Comminution circuits for ores, cement and coal

Valery, W., Benzer, H., King, C. and Schumacher, G. (2015). Comminution circuits for ores, cement and coal. Comminution handbook. (pp. 167-189) edited by Alban Lynch. Carlton, Victoria: AusIMM.

Measuring and modelling the impact of primary crusher stockpiles on autogenous/semi-autogenous mill feed size

Morrell, S. and Valery, W. (2022). Measuring and modelling the impact of primary crusher stockpiles on autogenous/semi-autogenous mill feed size. Minerals Engineering, 190 107919, 107919. doi: 10.1016/j.mineng.2022.107919

Bulk ore sorting cut-off estimation methodology

Reple, A., Chieregati, A. C., Valery, W. and Prati, F. (2020). Bulk ore sorting cut-off estimation methodology. Minerals Engineering, 149 105498, 1-4. doi: 10.1016/j.mineng.2018.08.006

Bulk ore sorting cut-off estimation methodology: Phu Kham Mine case study

Reple, A., Chieregati, A. C., Valery, W. and Prati, F. (2018). Bulk ore sorting cut-off estimation methodology: Phu Kham Mine case study. Minerals Engineering, 149 105498, 105498. doi: 10.1016/j.mineng.2018.08.006

Enabling the mining of the future through the technology of today

Benton, Dale, Deane, Richard and Valery, Walter (2018). Enabling the mining of the future through the technology of today. Mining Global Magazine, November, 10-27.

It's not just about more explosives

Duffy, K. and Valery, W. (2017). It's not just about more explosives. CIM Magazine, 12 (8), 38.

Why preconcentrate and how?

Valery, Walter and Duffy, Kristy-Ann (2017). Why preconcentrate and how?. Mining Magazine, 46-47.

Evaluation of HPGR and VRM for dry comminution of mineral ores

Jankovic, A., Ozer, C., Valery, W. and Duffy, K. (2016). Evaluation of HPGR and VRM for dry comminution of mineral ores. Journal of Mining and Metallurgy A: Mining, 52 (1), 11-25. doi: 10.5937/jmma1601011j

Evaluation of dry grinding using HPGR in closed circuit with an air classifier

Jankovic, Alex, Suthers, Steve, Wills, Thomas and Valery, Walter (2015). Evaluation of dry grinding using HPGR in closed circuit with an air classifier. Minerals Engineering, 71, 133-138. doi: 10.1016/j.mineng.2014.10.023

Closed circuit ball mill: basics revisited

Jankovic, Alex and Valery, Walter (2013). Closed circuit ball mill: basics revisited. Minerals Engineering, 43-44, 148-153. doi: 10.1016/j.mineng.2012.11.006

Validation of a closed circuit ball mill model

Jankovic, Alex, Valery, Walter, Lee, Diana, Peres, Javier and Jeston, Samuel (2013). Validation of a closed circuit ball mill model. Journal of Mining and Metallurgy, 49A (1), 37-43.

Smart ore tracking

La Rosa, David, Valery, Walter, Wortley, Michael, Ozkocak, Turker and Pike, Michael (2008). Smart ore tracking. Mining Magazine, 199 (3), 110-113.

The development of a dynamic model for autogenous and semi-autogenous grinding

Valery Jr. W. and Morrell S. (1995). The development of a dynamic model for autogenous and semi-autogenous grinding. Minerals Engineering, 8 (11), 1285-1297. doi: 10.1016/0892-6875(95)00096-9

MINE-TO-MILL OPTIMIZATION, PRODUCTION RELIABILITY ENHACEMENT AND EFFICIENT USE OF RESOURCES OVER THE LIFE-OF-MINE

Hayashida, Rodrigo Tadashi, Valery, Walter, Valle, Roberto, Tabosa, Erico, Duffy, Kristy and Pyle, Lindon (2023). MINE-TO-MILL OPTIMIZATION, PRODUCTION RELIABILITY ENHACEMENT AND EFFICIENT USE OF RESOURCES OVER THE LIFE-OF-MINE. São Paulo: Editora Blucher. doi: 10.5151/2594-357x-39654

Future (and present) trends in flotation circuit design

Pyle, L., Tabosa, E., Vianna, S., Sinclair, S. and Valery, W. (2022). Future (and present) trends in flotation circuit design. IMPC Asia Pacific 2022, Melbourne, VIC, Australia, 22-24 August 2022. Carlton, VIC, Australia: AusIMM.

Mine-to-mill optimisation at Mont Wright

Hill, J., Ouellet, R., Deslias, R., Kapinga, I.K., Devin, P.O., Achache, H., Valery, W., Hayashida, R., Farmer, T., Bonfils, B. and Duffy, K. (2022). Mine-to-mill optimisation at Mont Wright. IMPC Asia Pacific 2022, Melbourne, VIC Australia, 22-24 August 2022. Carlton, VIC Australia: Australasian Institute of Mining and Metallurgy.

Pre-concentration - more than bulk ore sorting

Pyle, L., Valery, W., Holtham, P. and Duffy, K. (2022). Pre-concentration - more than bulk ore sorting. IMPC Asia Pacific 2022, Melbourne, VIC Australia, 22-24 August. Carlton, VIC: AusIMM.

Review and upgrade of the throughput forecast model of Minera Los Pelambres

Abbott, Francisco, Rodrigues, Liduvina, Morales, Michel, Valery, Walter, Valle, Roberto, Hayashida, Rodrigo, Bonfils, Benjamin, Duffy, Kristy-Ann and Plasencia, Claudia (2022). Review and upgrade of the throughput forecast model of Minera Los Pelambres. Procemin-Geomet 2022, Online, 5-7 October 2022.

Throughput forecast modelling over the life-of-mine

Brennan, L., Valery, W., Quan, Y., Bonfils, B., Farmer, T., Hayashida, R., Jankovic, A. and Duffy, K. (2022). Throughput forecast modelling over the life-of-mine. IMPC Asia Pacific 2022, Melbourne, VIC, Australia, 22-24 August 2022. Carlton, VIC, Australia: AusIMM.

Improving, sustaining and forecasting performance for the life of mine

Farmer, T., Valery, W., Holtham, P. and Duffy, K. (2021). Improving, sustaining and forecasting performance for the life of mine. Life of Mine Conference 2021, Brisbane, QLD Australia, 28-30 April. Carlton, VIC Australia: AusIMM.

Multi-component Mine-to-Mill optimisation applied to iron and gold ores

Bonfils, B, Valery, W., Jankovic, A., Duffy, K., Tabosa, E. and Holtham, P. (2021). Multi-component Mine-to-Mill optimisation applied to iron and gold ores. 15th AusIMM Mill Operators' Conference, Brisbane, QLD Australia, 23-25 June 2021. Carlton, VIC: AusIMM.

Conducting comprehensive evaluation of preconcentration options

Valery, W., Duffy, K., Holtham, P., Tabosa, E. and Andrade, B. (2020). Conducting comprehensive evaluation of preconcentration options. Preconcentration Digital Conference 2020, Online, 10-11, 17-18 November. Carlton, VIC Australia: AusIMM.

Demystifying preconception of preconcentration

Valery, W., Valle, R., Duffy, K., Holtham, P., Tabosa, E. and Plasencia, C. (2020). Demystifying preconception of preconcentration. Procemin-Geomet 2020, Online, 23-27 November.

Modelling pneumatic flotation cells for circuit design and optimization

Tabosa, E., Vianna, S., Valery, W., Duffy, K., Holtham, P., Pyle, L. and Andrade, B. (2020). Modelling pneumatic flotation cells for circuit design and optimization. XXX IMPC International Mineral Processing Congress, Cape Town, South Africa, 18-22 October 2020.

Techno-economic comparison of pre-concentration options for a Ag-Pb-Zn deposit

Pyle, L., Valery, W., Holtham, P. and Duffy, K. (2020). Techno-economic comparison of pre-concentration options for a Ag-Pb-Zn deposit. XXX IMPC International Mineral processing Congress, Cape Town, South Africa, 18-22 October.

Integrated mining and processing strategies reduce costs and maximize profit at iron ore operations

Valery, Walter, Duffy, Kristy, Holtham, Peter, Jankovic, Alex, Vianna, Sergio, Tabosa, Erico and Hayashida, Rodrigo (2019). Integrated mining and processing strategies reduce costs and maximize profit at iron ore operations. 20° Simpósio de Mineração, São Paulo, Brazil, 1-3 October 2019. São Paulo, Brazil: Editora Blucher. doi: 10.5151/2594-357x-33574

An optimization journey: from blasting, dry AG milling to regrind HPGR and everything in between

Valery, Walter, Duffy, Kristy-Ann, Valle, Roberto, Hayashida, A., Jankovic, Alex, Holtham, Peter, Tabosa, Erico and Andrade, Bianca (2019). An optimization journey: from blasting, dry AG milling to regrind HPGR and everything in between. Procemin 2019:15th International Mineral Processing Conference, Santiago, Chile, 20-22 November 2019. Santiago, Chile: Gecamin.

An optimization journey: from blasting, dry AG milling to regrind HPGR and everything in between

Valery, W., Duffy, K., Valle, R., Hayashida, R., Jankovic, A., Holtham, P., Tabosa, E. and Andrade, B. (2019). An optimization journey: from blasting, dry AG milling to regrind HPGR and everything in between. Procemin Geomet 209, Santiago, Chile, 20-22 November. Santiago, Chile: Gecamin.

Improving profitability, sustainability and the overall operating efficiency from mine to process in Russian operations

Valery, W., Duffy, K., Faveere, R., Hayashida, R., Jankovic, Alex, Tabosa, Erico and Yelkin, I. (2019). Improving profitability, sustainability and the overall operating efficiency from mine to process in Russian operations. 29th International Mineral Processing Congress, IMPC 2018, Moscow, Russia, 17-21 September 2018. Moscow, Russia: International Agency of Congress Management .

The design and evaluation of SAG mill liner trials

Toor, P., Valery, W., Brennan, L. and Duffy, K. (2019). The design and evaluation of SAG mill liner trials. SAG Conference 2019, Vancouver, BC, Canada, 22-26 September.

Integrated optimization of mining and minerals processing operations

Jankovic, Alex, Tabosa, Erico, Duffy, Kristy-Ann, Holtham, Peter, Valle, Roberto, Hayashida, Rodrigo, Vianna, Sergio and Valery, Walter (2018). Integrated optimization of mining and minerals processing operations. Procemin 2018: 14th International Mineral Processing Conference, Santiago, Chile, 28-30 November 2018. Santiago, Chile: Gecamin.

Maximização de rentabilidade operacional através de otimização holística de mina – planta

Hayashida, Rodrigo, Valle, Roberto, Valery, Walter, Tabosa, Erico and Duffy, Kristy (2018). Maximização de rentabilidade operacional através de otimização holística de mina – planta. 19° Simpósio de Mineração, São Paulo, Brazil, 2-4 October 2018. São Paulo, Brazil: Editora Blucher. doi: 10.5151/2594-357x-31

Achieving excellence in sustainable operating efficiency

Valery, W., Valle, R., Hayashida, R., Duffy, K., Tabosa, E. and Holtham, P. (2017). Achieving excellence in sustainable operating efficiency. MINExcellence 2017, Santiago, Chile, 29-31 March 2017. Santiago: Gecamin.

Increasing production at Polyus Gold Blagodatnoye with holistic optimization from mine-to-plant

Tokarenko, Alexander, Timofeyev, Ivan, Kilin, Sergey, Valery, Walter, Valle, Roberto, Duffy, Kristy-Ann and Yelkin, Ivan (2017). Increasing production at Polyus Gold Blagodatnoye with holistic optimization from mine-to-plant. Procemin 2017: 13th International Mineral processing Conference, Santiago, Chile, 4-6 October 2017. Santiago, Chile: Gecamin.

Evaluation of bulk ore sorting for pre-concentration of copper ore at PanAust Phu Kham operation

Valery, W., Duffy, K., Reple, A., Prati, F., Holtham, P. and Walker, P. (2016). Evaluation of bulk ore sorting for pre-concentration of copper ore at PanAust Phu Kham operation. 24th World Mining Congress - Mining in a World of Innovation, Rio de Janeiro, Brazil, 18-21 October 2016. Lago Sul, Brasilia: Brazilian Mining Association.

Techno-economic evaluation of bulk ore sorting for copper ore at the Panaust Phu Kham Operation

Valery, W., Duffy, K., Holtham, P., Reple, A., Walker, P. and Rosario, P. (2016). Techno-economic evaluation of bulk ore sorting for copper ore at the Panaust Phu Kham Operation. XXVIII International Mineral Processing Congress, Quebec City, Canada, 11-15 September 2016. Quebec City, Canada: Canadian Institute of Mining, Metallurgy and Petroleum.

Advances in ore comminution practices over the last 25 years

Jankovic, A., Valery, W. and Duffy, K. (2015). Advances in ore comminution practices over the last 25 years. XVI Balkan Mineral processing Congress, Belgrade, Serbia, 17-19 June 2015. Belgrade, Serbia: Mining Institute.

Blast fragmentation impacts on downstream processing at Goldfields Cerro Corona

La Rosa, D., Caron, K., Valery, W., Diaz, R. and Mamani, H. (2015). Blast fragmentation impacts on downstream processing at Goldfields Cerro Corona. 11th International Symposium on Rock Fragmentation by Blasting (FragBlast 2015), Sydney, Australia, 24-26 August 2015.

Bulk ore sorting for pre-concentration: What, how, why?

Duffy, Kristy-Ann, Valery, Walter, Jankovic, Alex , Holtham, Peter and Valle, Roberto (2015). Bulk ore sorting for pre-concentration: What, how, why?. Procemin 2015: 11th International Mineral Processing Conference, Santiago, Chile, 21-23 October 2015. Santiago, Chile: Gecamin.

Diagnosis of process health, it's treatment and improvement to maximise plant throughput at Goldfields Cerro Corona

Diaz, R., Mamani, H., Valery, W., Jankovic, A., Valle, R. and Duffy, K. (2015). Diagnosis of process health, it's treatment and improvement to maximise plant throughput at Goldfields Cerro Corona. SAG 2015, Vancouver, Canada, 20-24 September 2015.

Effect of mineral density for milling magnetite ores

Jankovic, A., Baguley, P., Valery, W. and Holtham, P. (2015). Effect of mineral density for milling magnetite ores. Iron Ore 2015: Maximising productivity, Perth, WA, Australia, 13 - 15 July 2015. Carlton, VIC: Australasian Institute of Mining and Metallurgy.

In search of the Holy Grail - bulk ore sorting

Duffy, K., Valery, W., Jankovic, A., Holtham, P. and Valle, R. (2015). In search of the Holy Grail - bulk ore sorting. Austmine 2015 - Transforming Mining, Technology and Innovation, Brisbane, QLD, Australia, 19-20 May 2015.

Integrating bulk ore sorting into a mining operation to maximise profitability

Duffy, K., Valery, W., Jankovic, A. and Holtham, P. (2015). Integrating bulk ore sorting into a mining operation to maximise profitability. MetPlant 2015: Plant design and operating strategies - World's best practice, Perth, Australia, 7 - 8 September 2015. Carlton, VIC, Australia: Australasian Institute of Mining and Metallurgy.

Metso HRC energy efficient comminution technology

Sonmez, B., Oliviera, R., Jankovic, A., Valery, W. and Us, M. (2015). Metso HRC energy efficient comminution technology. XVI Balkan Mineral Processing Congress, Belgrade, Serbia, 17-19 June 2015. Belgrade, Serbia: Mining Institute.

Resource efficient mining processes of tomorrow

Duffy, K., Valery, W., Jankovic, A. and Holtham, P. (2015). Resource efficient mining processes of tomorrow. Third International Futute Mining Conference, Sydney, NSW, Australia, 4-6 November 2015.

Ball mill Poly-Met liner evaluation at PT Newmont Nusa Tenggara - Batu Hijau mine

Maclean, A., Wirfiyata, F., Khomaeni, G., Jankovic, A., Pasin, G. and Valery, W. (2014). Ball mill Poly-Met liner evaluation at PT Newmont Nusa Tenggara - Batu Hijau mine. 112th AusIMM Mill Operators' Conference - Achieving more with less, Townsville, QLD, Australia, 1-3 September 2014. Carlton,VIC, Australia: Australasian Institute of Mining and Metallurgy.

Effect of circulating load and classification efficiency on HPGR and ball mill capacity

Jankovic, Alex, Valery, Walter, Sönmez, Birol and Oliveira, Renato (2014). Effect of circulating load and classification efficiency on HPGR and ball mill capacity. 27th International Mineral Processing Congress, IMPC 2014, Santiago, Chile, 20-24 October 2014. Santiago, Chile: Gecamin.

Throughput forecasting and optimisation at the Phu Kham copper-gold operation

Bennet, D., Tordoir, A., Walker, P., La Rosa, D., Valery, W. and Duffy, K. (2014). Throughput forecasting and optimisation at the Phu Kham copper-gold operation. 12th AusIMM Mill Operators' Conference - Achieving more with less, Townsvill Queensland, 1-3 September 2014. Carlton,VIC, Australia: Australasian Institute of Mining and Metallurgy.

A pilot scale comparison of various HPGR operating configurations

Jankovic, J., Valery, W., Sonmez, B., Oliveira, R. and Dundar, H. (2013). A pilot scale comparison of various HPGR operating configurations. Procemin 2013, Santiago, Chile, 15 - 18 October 2013.

Eco-efficient and cost-effective process design for magnetite iron ore

Jankovic, A., Valery, W. and Valle, R. (2013). Eco-efficient and cost-effective process design for magnetite iron ore. 31st Mining Convention - Perumin 2013, Arequipa, Peru, 16-20 September 2013.

Effect of classification efficiency on HPGR and ball mill circuit capacity

Jankovic, A., Valery, W., Sonmez, B. and Valle, R. (2013). Effect of classification efficiency on HPGR and ball mill circuit capacity. 30th International Mining Congress - Expominas Mexico Technical Conference, Acapulco, Mexico, 16-19 October 2013.

Energy efficient ball mill circuit - equipment sizing considerations

Jankovic, A. and Valery, W. (2013). Energy efficient ball mill circuit - equipment sizing considerations. MetPlant 2013 , Perth, Australia, 15-17 July 2013. Carlton, VIC:

GeoMetsoTM: a site-specific methodology to optimise production and efficiency over the Life-of-Mine

Valery, W., Lynch-Watson, S., Valle, R., La Rosa, D. and Duffy, K. (2013). GeoMetsoTM: a site-specific methodology to optimise production and efficiency over the Life-of-Mine. 10th International Mineral Processing Conference (Procemin 2013), Santiago, Chile, 15-18 October 2013.

Modelling and simulation studies at an aggregate plant

Sonmez, B., Nozawa, E., Corsini, J., Jankovic, A., Valery, W., Dundar, H. and Benzer, H. (2013). Modelling and simulation studies at an aggregate plant. XV Balkan Mineral Processing Congress, Sozopol, Bulgaria, 12 - 16 June 2013.

The benefits of high classification efficiency in closed ball mill circuits

Jankovic, A., Valery, W. and Sonmez, B. (2013). The benefits of high classification efficiency in closed ball mill circuits. XV Balkan Mineral Processing Congress, Sozopol, Bulgaria, 12 - 16 June 2013.

Using SmartTagTM to track ore in process integration and optimisation projects: some case studies in a variety of applications

Isokangas, E., Sonmez, B., Wortley, M. and Valery, W. (2013). Using SmartTagTM to track ore in process integration and optimisation projects: some case studies in a variety of applications. 5th International Platinum Conference, South Africa, 17 - 21 September 2013.

Optimization process at Antamina boosts production and energy efficiency

Valery, Walter and Rybinski, Edward (2012). Optimization process at Antamina boosts production and energy efficiency. Fifth International Conference on Autogenous and Semiautogenous Grinding Technology (SAG 2011), Vancouver, British Columbia, Canada, 25-28 of September 2011.

The impact of classification on the energy efficiency of grinding circuits

Jankovic, A. and Valery, W. (2012). The impact of classification on the energy efficiency of grinding circuits. 11th Mill Operators Conference, Hobart, Tasmania, 23-31 October 2012. Carlton, Victoria: AusIMM: Australasian Institute of Mining and Metallurgy.

Using process integration & optimization to provide integrated process solutions for mining operations, from mine to mill

Isokangas, E., Valery, W., Jankovic, A. and Sönmez, B. (2012). Using process integration & optimization to provide integrated process solutions for mining operations, from mine to mill. 26th International Mineral Processing Congress, IMPC 2012: Innovative Processing for Sustainable Growth, New Delhi, India, 24-28 September 2012.

Conversion of the Barrick Granny Smith grinding circuit to single stage SAG milling

Dance, A., Valery, W., Rofe, A. and Radford, A. (2011). Conversion of the Barrick Granny Smith grinding circuit to single stage SAG milling. SAG 2011, Vancouver, Canada, 25 - 28 September 2011.

Feed size changes for increased throughput at Newmont Carlin's dry grinding circuit

Dance, A., Valery, W., Snyder, J., Tibbals, M. and Hafla, M. (2011). Feed size changes for increased throughput at Newmont Carlin's dry grinding circuit. SAG 2011, Vancouver, Canada, 25 - 28 September 2011. Canadian Institute of Mining, Metallurgy and Petroleum.

Improvement in SAG mill throughput from finer feed size at the Newmont Ahafo operation

Dance, A., Mwansa, S., Valery, W., Amonoo, G. and Bisiaux, B. (2011). Improvement in SAG mill throughput from finer feed size at the Newmont Ahafo operation. SAG2011, Vancouver, Canada, 25-28 September 2011.

New methodology to improve productivity of mining operations

Sonmez, B., Valery, W. and Jankovic, A. (2011). New methodology to improve productivity of mining operations. XIV Balkan Mineral Processing Congress, Tuzla, Bosnia & Hertzegovina, 14-16 June 2011.

Optimisation and continuous improvement of Antamina comminution circuit

Rybinski, E., Ghersi, J., Davila, F., Linares, J., Valery, W., Jankovic, A., Valle, R. and Dikmen, S. (2011). Optimisation and continuous improvement of Antamina comminution circuit. SAG 2011, Vancouver, Canada, 25 - 28 September 2011.

Process integration and optimisation of the Boddington HPGR circuit

Hart, S., Rees, T., Tavani, S., Valery, W. and Jankovic, A. (2011). Process integration and optimisation of the Boddington HPGR circuit. SAG 2011, Vancouver, Canada, 25 - 28 September 2011.

Yanacocha Gold single stage SAG mill design, operation and optimisation

Burger, B., Vargas, L., Arevalo, H., Vicuna, S., Seidel, J., Valery, W., Jankovic, A., Valle, R. and Nozawa, E. (2011). Yanacocha Gold single stage SAG mill design, operation and optimisation. SAG2011, Vancouver, Canada, 25-28 September 2011.

Optimization of the SAG mill circuit at Kinross Paracatu, Brazil

Gomes, M. P., Tavares Jnr., L., Nunes, E., Colacioppo, J., Jankovic, A. and Valery, W. (2010). Optimization of the SAG mill circuit at Kinross Paracatu, Brazil. 6th MEI Conference (Comminution '10), Cape Town, South Africa, 13-16 April 2010.

Reducing grinding energy and cost - magnetite iron ore design case study

Jankovic, A. and Valery, W. (2010). Reducing grinding energy and cost - magnetite iron ore design case study. XIIth International Mineral Processing Symposium, Cappadocia, Turkey, 6 - 8 October, 2010. Mining Engineering Department, Hacettepe University: Ankara, Turkey.

Process integration and optimisation at Freeport-McMoran Candelaria mine

Munoz, A., Alverez, L., Colacioppa, J. and Valery, W. (2008). Process integration and optimisation at Freeport-McMoran Candelaria mine. Procemin 2008, Santiago, Chile, 22 - 24 October 2008.

Integration and optimisation of blasting and comminution processes

Esen, S., La Rosa, D., Dance, A., Valery, W. and Jankovic, A. (2007). Integration and optimisation of blasting and comminution processes.

Maintaining the benefit - how to ensure mine to mill continues to work for you

Dance, A., Valery, W., Jankovic, A., La Rosa, D. and Esen, S. (2007). Maintaining the benefit - how to ensure mine to mill continues to work for you.

Process integration and optimisation - A case study in productivity improvement

Dance, A., Valery, W., Jankovic, A., La Rosa, D. and Colacioppo, J. (2007). Process integration and optimisation - A case study in productivity improvement.

Higher productivity through cooperative effort: a method of revealing and correcting hidden operating inefficiencies

Dance, A., Valery, W., Jankovic, A., La Rosa, D. and Esen, S. (2007). Higher productivity through cooperative effort: a method of revealing and correcting hidden operating inefficiencies. SAG 2006, Vancouver, Canada, 23-27 September 2007.

The use of radio frequency ID tags to track ore in mining operations

La Rosa, D., Valery, W., Wortley, M., Ozkocak, T. and Pike, M. (2007). The use of radio frequency ID tags to track ore in mining operations. 33rd International Symposium on the Application of Computers and Operations Research in the Mineral Industry, Santiago, Chile, 24-27 April 2007.

Batu Hijau model for throughput forecast, mining and milling optimization, and expansion studies

Burger, Ben, McCaffery, Karen, McGaffin, Ian, Jankovic, Alex, Valery, Walter and La Rosa, David (2006). Batu Hijau model for throughput forecast, mining and milling optimization, and expansion studies.

Anglogold Ashanti Iduapriem mining and milling process integration and optimisation

Renner, D., La Rosa, D., DeKlerk, W., Valery, W., Sampson, P., Bonney Noi, S. and Jankovic, A. (2006). Anglogold Ashanti Iduapriem mining and milling process integration and optimisation. Fourth International Conference on Autogenous and Semiautogenous Grinding Technology (SAG 2006), Vancouver, BC, Canada, 23-27 September 2006. Vancouver, Canada: University of British Columbia.

Design and implementation of an AVC grinding circuit at BHP Billiton Cannington

Jankovic, J. and Valery, W. (2006). Design and implementation of an AVC grinding circuit at BHP Billiton Cannington. Fourth International Conference on Autogenous and Semiautogenous Grinding Technology (SAG 2006), Vancouver, BC, Canada, 23-27 September 2006. Vancouver, Canada: University of British Columbia.

Improving overall concentrator performance with stirred milling

Jankovic, A., Valery, W., Maloney, K. and Markovic, Z. S. (2006). Improving overall concentrator performance with stirred milling. 23rd International Mineral Processing Congress, IMPC 2006, Istanbul, Turkey, 3-8 September 2006. Istanbul Technical University.

Kinross' Rio Paracatu Mineracao (RPM) mining and milling optimisation of the existing and new SAG mill circuit

Tondo, L. A., Valery, W., Peroni, R., La Rosa, D., Silva, A., Jankovic, A. and Colacioppo, J. (2006). Kinross' Rio Paracatu Mineracao (RPM) mining and milling optimisation of the existing and new SAG mill circuit. Fourth International Conference on Autogenous and Semiautogenous Grinding Technology (SAG 2006), Vancouver, BC, Canada, 23-27 September 2006. Vancouver, Canada: University of British Columbia.

Slurry pooling and transport issues in SAG mills

Powell, M. S. and Valery, W. (2006). Slurry pooling and transport issues in SAG mills. International autogenous and semiautogenous grinding technology, Vancouver, Canada, 24-27 September, 2006. Vancouver, Canada: University of British Columbia, Dept. of Mining Engineering.

The value of rigorous surveys - the Los Bronces experience

Powell, M., Condori, P., Smit, I. and Valery, W. (2006). The value of rigorous surveys - the Los Bronces experience. International autogenous and semi autogenous grinding technology 2006, Vancouver, Canada, 24 - 27 Septmeber 2006. Canada: CIM.

Establishing the links between ore characteristics and crushing and grinding performance

Butcher, A. and Valery, W. (2005). Establishing the links between ore characteristics and crushing and grinding performance. SME 2005 Annual Conference, Salt Lake City, UT, United States, 28 February -2 March 2005.

Fine and ultra fine grinding - the facts and myths

Jankovic, A. and Valery, W. (2005). Fine and ultra fine grinding - the facts and myths. 6th Annual IIR Crushing and Grinding Conference, Perth, WA, Australia, 29-30 March 2005.

Cement grinding optimisation

Jankovic, Alex, Valery, Walter and Davis, Eugene (2004). Cement grinding optimisation. doi: 10.1016/j.mineng.2004.06.031

Design and operation of Vertimill for secondary grinding

Jankovic, A. and Valery, W. (2004). Design and operation of Vertimill for secondary grinding. 36th International Conference on Mining and Metallurgy, Bor, Serbia and Montenegro, 29 September-2 October 2004.

Mining and milling process integration and optimisation

Valery, W., La Rosa, D. and Jankovic, A. (2004). Mining and milling process integration and optimisation. SME 2004 Annual Conference, Denver, CO, United States, 23-25 February 2004.

Multi-stage crushing versus SAG mill and HPGR

Valery, W. and Jankovic, A. (2004). Multi-stage crushing versus SAG mill and HPGR. 5th Annual IIR Crushing and Grinding Conference, Townsville, QLD, Australia, 29 - 30 March 2004.

Process integration and optimisation in aggregates production

Valery, W. (2004). Process integration and optimisation in aggregates production. 2nd International Seminar on Construction Aggregates, Campinas, Brazil, 25 - 28 October 2004.

Fine grinding in the Australian mining industry

Jankovic, A., Valery, W. and La Rosa, D. (2003). Fine grinding in the Australian mining industry. 3rd International Conference on Recent Advances in Materials, Minerals and Environment (RAMM 2003), Malaysia, January 2003. Nibong Tebal, Penang: Universiti Sains Malaysia.

JKSagCharge - a tool to estimate AG/SAG mill charge, volume and position online

Valery, W. and Morrell, S. (2001). JKSagCharge - a tool to estimate AG/SAG mill charge, volume and position online. Comminution 2001 Conference, Brisbane, QLD, Australia, 21 - 23 March 2001.

Cadia mines - reflections after one year's operation

Hart, S., Dioses, J., Gelfi, P., Clementis, B. and Valery, W. (2000). Cadia mines - reflections after one year's operation. 2000 SME Annual Meeting, Salt Lake City, UT, United States, 28 February - 1 March 2000.

Recent grinding practice in the copper concentrator of Mt Isa Mines Ltd

Carr, D. R., Gao, M., Lawson, V. and Valery, W. (2000). Recent grinding practice in the copper concentrator of Mt Isa Mines Ltd. AUSIMM 2000, Kalgoorlie, WA, 12-14 October 2000. Melbourne, Vic: AusIMM.

JKTech software for process design and optimisation

Morrison, R. D. and Valery, W. (1999). JKTech software for process design and optimisation. IIR Crushing and Grinding 1999, Perth, WA, 29-31 March 1999. IIR.

Modelling fines in blast fragmentation and its impact on crushing and grinding

Kanchibotla, S. S., Valery, W. and Morrell, S. (1999). Modelling fines in blast fragmentation and its impact on crushing and grinding. Explo'99: A Conference on Rock Breaking, Kalgoorlie, WA, 7-11 November 1999. Melbourne: AusIMM.

Optimisation of blasting and SAG mill feed size by application of on-line size analysis

Valery, W., Kojovic, T., Tapia-Vergara, L. F. and Morrell, S. (1999). Optimisation of blasting and SAG mill feed size by application of on-line size analysis. IIR Crushing and Grinding 1999, Perth WA, 29-31 March 1999. IIR.

A dynamic and steady-state model of autogenous and semi-autogenous mills

Valery, W. and Morrell, S. (1998). A dynamic and steady-state model of autogenous and semi-autogenous mills. Comminution 98, Brisbane, QLD, Australia, 16-18 February 1998.

Exploring the effect of blast design on SAG mill throughput at KCGM

Kanchibotla, S.S., Morrell, S., Valery, W. and O'Loughlin, P. (1998). Exploring the effect of blast design on SAG mill throughput at KCGM. Mine to Mill 1998 Conference, Brisbane, Australia, 11-14 October 1988 . Parkville, VIC, Australia : Australasian Institute of Mining & Metallurgy.

Copper concentrator autogenous grinding practices at Mount Isa Mines Limited

Karageorgos, K., Burford, B., Valery, W., Rohner, P. and Johnson, N. W. (1996). Copper concentrator autogenous grinding practices at Mount Isa Mines Limited. International Autogenous and Semiautogenous Grinding Technology, Vancouver, BC, Canada, 6-9 October 1996.

Performance characteristics and optimisation of the Fimiston (KCGM) SAG mill circuit

Nelson, M., Valery, W. and Morrell, S. (1996). Performance characteristics and optimisation of the Fimiston (KCGM) SAG mill circuit. International Autogenous and Semiautogenous Grinding Technology, Vancouver, BC, Canada, 6-9 October 1996.

A model for dynamic and steady-state simulation of autogenous and semi-autogenous mills

Valery, Walter (1998). A model for dynamic and steady-state simulation of autogenous and semi-autogenous mills. PhD Thesis, School of Engineering, The University of Queensland. doi: 10.14264/332209