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Session 5 | Comminution (Part 2)

Tuesday, October 20, 2026
8:30 AM - 10:30 AM
Hall L

Speaker

James Carpenter
SRK

Consultant Society

10:25 AM - 10:30 AM

Biography

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Presenter TBC

Day 2 Welcome & Opening Remarks

8:30 AM - 8:35 AM

Biography

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Mr Brian Putland
Managing Director, Principal Metallurgist
Orway Mineral Consultants

Keynote | Cyclones don't grinding

8:35 AM - 9:05 AM

Biography

Brian has over 30 years experience in the minerals processing sector, specialising in comminution. He has a Bachelor of Science from Murdoch University and is a Fellow of the AUSIMM. He is the Managing Director of Orway Mineral Consultants based in Australia and led the Company's expansion into North America, establishing an office in Toronto, Canada. Prior to his work as a consultant, Brian worked in the gold mining industry in Western Australia. In his current position, he provides specialist consulting services in flowsheet design, process engineering, gold technologies and plant optimisation, in addition to his management duties. Brian is also a founding director of OrwayIQ, delivering MillROC to clients around the globe and is a non-executive director of Lycopodium Minerals APAC.
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Session Chair

Keynote Q&A with Session Chair

9:05 AM - 9:25 AM

Biography

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Mr Jarrod Pyke
Director Of Product Management, Optimised Mill Lining
Metso

Mill lining for performance: A case study of the Hidden Valley SAG Mill

9:25 AM - 9:40 AM

Biography

Metallurgist with broad experience in mineral processing operations and technology roles across a range of unit operations, sites, and commodities. Eleven years with Metso, now leading the Global Optimised Mill Lining Product Management team. Delivering optimisation strategies and, technical support to Metso’s global mill lining business with a whole of plant process focused approach to mill lining design, component selection and digital technologies.
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Ms Alexandra McDonough
Metallurgist
Newmont

Engineering reliability in Cadia’s 40ft SAG Mill

9:40 AM - 9:55 AM

Biography

Alexandra McDonough is a Metallurgist at Newmont Cadia, overseeing the Concentrator 1 Comminution Circuit. Her work focuses on improving liner wear management, tackling design-driven failures that impact equipment reliability, and supporting operational efficiency through data-driven process control.
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Mr Thomas Stauder
Business Director
Borregaard AS

Improved gold recovery with milling aid Pionera L-800 during processing of high viscosity ores at Sepon mine

9:55 AM - 10:10 AM

Biography

Currently a Senior Superintendent of Processing at Sepon LXML in Laos, Devy Dyson graduated from UBC Materials Engineering with a BASc (2015) and MASc (2017). During his studies, Devy worked with Dr. Edouard Asselin’s group on extractive metallurgy, a research area he further pursued in his Master’s degree, focusing on autoclave chemistry and kinetics modeling of the zinc pressure leaching process.
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Session Chair

Q&A with Session Chair (Session 5)

10:10 AM - 10:25 AM

Biography

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Presenter TBC

The Consultants Soc

10:25 AM - 10:30 AM

Biography

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