TECHNICAL AND SOCIAL PROGRAM

FRIDAY, AUGUST 02

Pre-Conference Activities

Virtual Technical Course 1 | Free Access for Registered Conference Attendees

09:30-13:30

Selection of Geometalurgical Samples
Adam Johnston, Chief Metallurgist, Transmin Metallurgical Consultants, United Kingdom and Peru.

MONDAY, AUGUST 05

Pre-Conference Activities

Virtual Technical Course 2 | Free Access for Registered to the Conference

11:00-13:00

Applications of Hyperspectral Imaging in Geometallurgy
Pia Lois-Morales, Assistant Professor, Department of Mining Engineering, Universidad de Chile and Alejandro Ehrenfeld, Researcher, Advanced Mining Technology Center - AMTC, Universidad de Chile

Pre-Conference Activities

Virtual Technical Course 3 | Free Access for Registered to the Conference

16:00-20:00

Sampling Across the Geometallurgy Value Chain
Mark Noppé, Director and Nathan Fox, Senior Research Fellow, WH Bryan Mining Geology Research Centre, SMI, The University of Queensland; Lizette Verster, Senior Research Fellow, Julius Kruttschnitt Mineral Research Centre, SMI, The University of Queensland and Percy Madrid, Senior Process Consultant, JK Tech, The University of Queensland, Australia.

TUESDAY, AUGUST 06

Pre-Conference Activities

Virtual Technical Course 4 | Free Access for Registered to the Conference

10:00-13:10

An Introduction to Data Science for Mineral Processing
Nathalie Risso, Assistant Professor and Victor Tenorio, Professor of Practice, Department of Mining and Geological Engineering (MGE), University of Arizona, USA

Pre-Conference Activities

Virtual Technical Course 5 | Free Access for Registered to the Conference

15:00-17:00

Importance of Physicochemistry in the Flotation Process
Leopoldo Gutiérrez, Professor, Department of Metallurgical Engineering, Universidad de Concepción, Chile

WEDNESDAY, AUGUST 07

BALLROOM A

BALLROOM B

Session 1: Sampling and On-Line Data Logging and Measurement
Moderator: Felipe Navarro, Researcher Alges Laboratory, AMTC, Universidad de Chile

Session 2: Ore Characterization for Geometallurgy I
Moderator: Leonardo Flores, Independent Consultant, Chile

09:00

Day 1 Program Update

Day 1 Program Update

09:10

Representative, Real Time Conveyed Flow Elemental Measurement for Process Improvement
Henry Kurth and Claudio Ramon, Scantech International Pty, Australia

Improving the understanding of Cerro Casale Deposit from Speciation Deportment
Sergio García and Felipe Bernal, Norte Abierto, Chile

09:30

Nightshift GPS Failures Avoidance on Bridges: Stackers and Bucket wheels, due to Scintillation
Gabriel Ibarra, Geocom, Chile

Ore Characterization of Underground Skarn Blended with Open Pit Ore from the Bingham Canyon Mine
Stanton Nelson and Isaac Boadi, Rio Tinto Kennecott, USA

09:50

Sampling Strategies: A Methodological Approach for Representative Sample Selection
Nicolás Vercellino and Osvaldo Gómez, Compañía Minera del Pacífico, Chile and Israel Solís, Universidad de Chile

Determination of Arsenic Content in El Teniente Flotation Process
Carolina Becerra and Verónica Mardones, El Teniente Division, Codelco, Chile and Felipe Martínez, SGS, Chile

10:10

Relationship between the Number of Tested Samples and the Estimation of SAG Milling Capacity Variability
Leonardo Lara and Marcos Bueno, Geopyörä Oy, Finland; Homero Delboni, University of São Paulo, Brazil

Use of Micro-XRF for Mineralogical Characterization Purporses in West Sossego Deposit: Vale Base Metals
Camila Torres, Giseli Ramos, Axel Torres and Marcos Alvim, Vale Base Metals, Brazil

*AUTHOR UNABLE TO PRESENT. PAPER PUBLISHED IN PROCEEDINGS

BALLROOM A

BALLROOM B

Session 3: Improvements in Comminution Process Control
Moderator: Marinka Silva, Process Control Engineer, Ministro Hales Division, Codelco, Chile

Session 4: Ore Characterization for Geometallurgy II
Moderator: Valery Oses, Production Geologist, First Quantum Minerals Cobre Panama

11:10

Operational Performance Increase Through Jaw Crusher Current Control
Robson Duarte, Alexandre Fonseca, Kaike Albuquerque and Arley Silva, Vale, Brazil; Saulo Matos, Universidade de São Paulo, Brazil and Thomas Pinto, Instituto Tecnológico Vale and Universidad Federal de Minas Gerais, Brazil

Characterization of Cobalt in Pyrite in El Teniente: An Automated Mineralogy Approach
Felipe Martínez, SGS, Chile and Carolina Becerra, El Teniente Division, Codelco, Chile

11:30

SAG Digital Twin: Strategy for Throughput Optimization
César Moscoso and Ariel Medina, ME Elecmetal, Chile and Alvaro Rendón, ECN Automation, Mexico

Metallurgical and Mineralogical Characterization of Ore Stockpiles at Bingham Canyon Mine
Michael Kassela and Laura Hughes, Rio Tinto, USA

11:50

Exploring the Challenges of Marked Ball Wear Tests in Grinding Media Product Development: A Case Study
Paul Shelley and Hamid Pourasiabi, Molycop, USA

Advancing Orebody Knowledge with High-Resolution Rock Strength Measurement using the Minpraxis Tester
Gonzalo Pizarro and Bern Klein, Norman B. Keevil Institute of Mining Engineering, University of British Columbia, Canada; Stefan Nadolski, Minpraxis Solutions, Canada

12:10

Increased Processing Capacity in SAG Mills using Pre-Crushing with Sizer
Ignacio Tapia and Pablo Fuenzalida, MMD Mineral Sizing, Chile

Analysis of Diluting Material Properties and Impact on Copper Recovery Models
Erika Méndez and Valentina Toledo, El Teniente Division, Codelco, Chile

BALLROOM A

BALLROOM B

Session 5: Comminution Studies and Trade-Offs
Moderator: Fernando Zeballos, Director of Metallurgical Projects, Cía. de Minas Buenaventura, Peru

Session 6: Eco-Friendly Initiatives and Designs in Mineral Processing
Moderator: Dennis Vega, Energy, Water and Emissions Processing Leader, SMI-ICE Chile

14:00

A Comparative Study Between HPGR and SAG Alternatives for a New Comminution Project
Alessio Arata and Alejandro Martínez, RMES Analytics, Chile; Matías Raby and Marcelo Figueroa, The Boston Consulting Group, Chile

Environmental Impact Reduction through Life Cycle Assessment incorporation into Mine Planning
Victor Balboa, José Ojeda, Giovana García and Dennis Vega, Sustainable Mineral Institute International Centre of Excellence, University of Queensland, Chile

14:20

Study of HPGR Operational Stability for a Copper Deposit with Diverse Metallurgical Characteristics
Felipe Navarrete and Matias Castillo, Weir, Chile and Renato Oliveira, Weir, Netherland

Electrochemical Recovery of Critical Raw Materials from Tailings in the RAWMINA Project
Guillermo Pozo, Carmen del Rio, Cecilia Agustín, Javier Antoñanzas and Enrique Ipiñazar, Tecnalia, Spain

14:40

Dry Grinding of Ores with the Vertical Roller Mill
Caroline Woywadt and André Cruz, Gebr. Pfeiffer, Germany and Brazil

Ceramic Foams from Mine Tailings and Slag: A Mechanism for Reducing the Environmental Impact
Cristian Salazar, Romina Murga and Daniel Zuluaga, Universidad de Talca, Chile and Lina Uribe, Departamento de Ingeniería Civil de Minas, Universidad de Talca and CRHIAM, Universidad de Concepción, Chile

15:00

Full Dry Iron Ore Comminution and Beneficiation Circuit with HPGR and Air Classifiers
Renato Oliveira and Serhat Onol, Weir Minerals, Netherlands. Presented by Cristian Rodríguez

Use of Contacted Water in Concentrator Plants Generated from Tailings Pond Water and Fresh Seawater
Juan P. Lagos, Soniangela Pérez and Rafael Venegas, Wood PLC, Chile

15:20

Stretching the Limits: Very Large GMDs in Mining
Vanesa García, Jesús Pérez, Maarten van de Vijfeijken, Roland von Kaenel and David Casado, ABB, Chile, Spain and Switzerland

The Flowsheet of the Future: Optimizing Energy Efficiency and Minimizing Water Usage
Fisher Wang and Evgeny Zhmarin, Swiss Tower Mills Minerals, Switzerland; Erich Dohm and Drew Hobert, Eriez Flotation, USA; Serhat Onol, Weir Minerals, Netherlands and Alejandro Tapia, Swiss Tower Mills Minerals, Chile

BALLROOM A

BALLROOM B

Session 7: Improvements in Grinding-Flotation Processes
Moderator: Nicolás Miranda, Superintendent Metallurgy and Continuous Improvement, Caserones, Lundin Mining, Chile

Session 8: Iron Ore Processing
Moderator: Jean Rojas, Superintendent of Processes, Cía. Minera del Pacífico, Chile

16:20

Evaluation of High and Low Chrome Balls Wearing in Griding Process and its Impact on Flotation in Salobo Mine Plant
Olegário Júnior, Ana Silveira and Jorge Arce, Vale Base Metals, Brazil

Influence of Actinolite on Iron Recovery in Sinter Feed Production: Los Colorados Mine, Chile
Paulina Salgado, Esme Tristram and Gerardo Saavedra, Mina Los Colorados, Compañía Minera del Pacífico, Chile

16:40

The Effect of Grinding Operating Stability on Flotation Recovery
Percy Madrid, JKTech Pty, Australia

Flotation of Quartz and Hematite Using Mixed Fatty Acid Collectors of Vegetable Origin
Matheus Silva, Carolina Simões, Ronald Rojas, Rodrigo Souza and Mauricio Torem, D. of Chemical and Materials Engineering, P. Catholic University of Rio de Janeiro, Brazil and Flavia Silvas, Vale Institute of Technology, Brazil

17:00

Estimating Recovery Losses Due to Coarse Material using CYCLONEtrac PST Technology and Machine Learning
Rodrigo Bruna, Alejandro Ramos, Robert Maron and Alejandro Jaque, CiDRA Minerals Processing, Chile and USA

On the Fundamentals of Electroflotation of Itabiritic Iron ore Fines using a Green Surfactant
Carolina Simões, Ronald Rojas, Matheus Silva, Antonio Merma, Marcelo Camarate and Mauricio Torem, Department of Chemical and Materials Engineering, PUC of Rio de Janeiro and Flavia Silvas, Vale Institute of Technology, Brazil

BALLROOM A & B

Inaugural Ceremony

18:00-19:00

Welcome Words

Mimy Mackenzie, Conference Manager, Gecamin, Chile
Leopoldo Gutiérrez, Procemin-Geomet 2024 Co-Organizer; Professor, Department of Metallurgical Engineering, Universidad de Concepción, Chile
Pia Lois-Morales, Procemin-Geomet 2024 Co-Organizer; Assistant Professor, Department of Mining Engineering, Universidad de Chile
Dennis Vega, Procemin-Geomet 2024 Co-Organizer; Energy, Water and Emissions Processing Leader, SMI-ICE Chile
Nathalie Risso, Procemin-Geomet 2024 Co-Organizer; Assistant Professor, Mining and Geological Engineering Department, University of Arizona, USA
Mauricio Torem, Procemin-Geomet 2024 Co-Organizer; Head, Mineral Processing Research Group, Pontificia Universidad Católica Do Rio de Janeiro, Brazil

19:00-19:30

Administración del Riesgo en el Procesamiento de Minerales
Marcela Oyarzún, Procemin-Geomet 2024 Chair; Corporate Director of Geometallurgy, Codelco, Chile

THURSDAY, AUGUST 08

BALLROOM A

BALLROOM B

Session 9: Analysis of Flotation Results for Geometallurgical Developments
Moderator: Carolina Becerra, Head of the Geometallurgy and Mineralogy Unit, El Teniente Division, Codelco, Chile

Session 10: Advances in Geometallurgical Modelling Development
Moderator: Víctor Tenorio, Professor of Practice, Mining and Geological Engineering, The University of Arizona, USA

08:50

Day 2 Program Update

Day 2 Program Update

09:00

Gamma Function Applied to Mineral Processing
Alex Rey, Metallurgical Consultant, Chile

Exploratory Data Analysis for Geometallurgy: Tools Applied on a Zinc-Lead Mine Case Study
Bruna Costa, Thiago Nunes and Fernando Tartarotti, Nexa Resources, Brazil; Gustavo Oliveira, Fernando Brandão, Claudio Schneider, Pedro Campos and Douglas Mazzinghy, Federal University of Minas Gerais, Brazil. Presented by Pedro Casagrande

09:20

Characterization of Industrial Flotation Banks: A Novel froth Recovery Approach
Paulina Vallejos and Juan Yianatos, Department of Chemical and Environmental Engineering, Universidad Técnica Federico Santa María, Chile; Dominique Betancourt, Caroline Izart and Rodrigo Grau, Metso, Finland

Semi-Supervised Learning for Recognizing Geometallurgical Domains: Case Study in a Copper Mine
Daniel Baeza and Andrés Rivera, GEA, Chile; Mauricio Garrido, Minera Antucoya, Antofagasta Minerals, Chile and Brian Townley, Department of Geology and Advanced Mining Technology Center, Universidad de Chile

09:40

The Mixing Effect on Scale-Up Factor of Jameson Cells
Matías Benítez, Paulina Vallejos, Juan Yianatos and Luis Vinnett, Department of Chemical and Environmental Engineering, Universidad Técnica Federico Santa María, Chile

Determination of Geometallurgical Domains using Multiple Indicator Kriging
Carlos Chinchay and Rossio Garcia, Datamine, Peru

10:00

Effect of Ultrafine Hydrophilic/Hydrophobic Particles on Chalcopyrite and Molybdenite Flotation

Sofía Gutierrez, David Navarrete and Daniel San Martin, D. of Metallurgical Engineering, UdeC, Chile and Leopoldo Gutiérrez, D. of Metallurgical Engineering and Water Research Center for Agriculture and Mining (CRHIAM), UdeC, Chile

Sensitivity and Risk Analysis in Resource Estimation with Automated Workflows
Julián Ortiz, Camborne School of Mines, University of Exeter, United Kingdom and Advanced Predictive Modeling Technology, Canada and Sebastian Avalos, Advanced Predictive Modeling Technology, Canada

BALLROOM A & B

Plenary Session 1
Moderator: Pía Lois-Morales, Assistant Professor, Department of Mining Engineering, Universidad de Chile

11:00-11:30

An AI-Driven Cyber Physical Systems Approach to Mine to Mill Optimization
Nathalie Risso, Assistant Professor, Mining and Geological Engineering Department, University of Arizona, USA

11:30-12:00

Desafíos y Oportunidades de una Gestión Integrada Geología, Mina y Planta
Claudia Domínguez, Operations Manager, Andina Division, Codelco, Chile

BALLROOM A & B

Plenary Session 2
Moderator: Nathalie Risso, Assistant Professor, Mining and Geological Engineering Department, University of Arizona, USA

Plenary Session Sponsor

12:20-12:50

Standardizing Geometallurgical Tools for Enhanced Mining Operations at Newmont
Ben Odegard, Regional Geometallurgist, Newmont, USA

12:50-13:20

The Development of Magnets Provides Process Improvements in Magnetite Processing
George Mandarakas, Global Product Manager Mining Division, Steinert Germany; Karl-Heinz Becker and Johan van Zyl, Steinert Australia and Germany

BALLROOM A

BALLROOM B

Session 11: Advances in Reagents use in Mineral Processing
Moderator: Paulina Vallejos, Researcher and Projects Engineer, Universidad Técnica Federico Santa María, Chile

Session 12: Applied Geometallurgy
Moderator: Jorge Villanueva, Sr Regional Geometallurgist, Newmont Mining, Mexico

14:50

An AFM Image Study of the Adsorption of Collectors on Chalcocite
Jinhong Zhang, Department of Mining and Geological Engineering, University of Arizona, USA. Presented by Jiayue He

Predictive Insights for Geometallurgical Characterization using Advanced Machine Learning Techniques
Mónica Alva, Universidad de Chile and Christiam Vásquez, Cía. Minera Antamina, Peru

15:10

Innovative Flotation Strategies for the Treatment of Altered Cu-Mo Minerals
Marco Orellana, Innova-met Ingeniería, Chile and Rodrigo Giménez, Nouryon Chemicals, Chile

Unlocking Mining Potential: Geometallurgical Integration with Seequent Solutions
Julia Oliveira, Ignacio Escudero and Alicia Zuñiga, Seequent, Chile

15:30

Innovative Methodology for Classifying and Selecting Flotation Collectors for Mixed Collector Formulations
Cristian Saavedra, Patricio Zarate, Michael Mallea and Wagner Silva, Clariant, Chile and USA

A Holistic Review of Geometallurgical Modelling Techniques: Current Practices and Emerging Trends
Christian Yepez, Angelina Anani and Sefiu Adewuyi, University of Arizona, USA

15:50

Assessment of a Novel Frother Chemistry for Industrial Flotation Processes
Juan P. Vergara-Meruane, Miguel Maldonado and Ignacio Ramos, Department of Metallurgical Engineering, Universidad de Santiago de Chile; Jose Martínez, Department of Earth Science & Engineering, Imperial College London, United Kingdom; Nicolás Miranda, Minera Caserones, Lundin Mining, Chile and Ricardo Rubio, Syensqo, Cytec, Chile

A Case Study on the Application of Geometallurgy in a Zinc-lead Mine
Bruna Costa, Kawina Araujo and Fernando Villanova, Nexa Resources, Brazil; Jorge Renzo, Lucas Pereira, Pedro Casagrande and Douglas Mazzinghy, Federal University of Minas Gerais, Brazil

16:10

A Study of the Impact of Acid Mist Suppressant on the Physical Property of Copper EW Solution
Jinhong Zhang, Therese Roa, Jiayue He and Nathalie Risso, Department of Mining and Geological Engineering, University of Arizona, USA

Reconciliation of Copper Metallurgical Recovery: Comparing of Long- and Short-Term Models in Salobo Deposit
Giseli Ramos, Lucas Almeida, Cleive Ribeiro, Camila Torres, Axel Torres and Marcos Alvim, Vale Base Metals, Brazil; Elisabeth Fonseca, Center for Mineral Development, Vale, Brazil

BALLROOM A

BALLROOM B

Session 13: Reagent Application Case Studies
Moderator: Mauricio Torem, Head Mineral Processing Research Group, Pontificia Universidad Católica do Rio de Janeiro, Brazil

Session 14: Optimizing Water Recovery in Mineral Processing Plants
Moderator: Fernando Betancourt, Director Metallurgical Engineering Department, Universidad de Concepción, Chile

17:10

Evolution of Reagents in Salobo
Ernani Delano, Olegario Júnior, Rafael Oliveira, Ana Lidia, Rosiane Aquino, Renan Sousa, Antônio Fernandes and Sebastião Adenilson, Vale Base Metals, Brazil. Presented by Ricardo Nunes Melo

ROXIA TP16 gives Outstanding Performance at Metal Refinery
Matti Luoma, Roxia, Finland

17:30

Effect of Catalyzed MBS on Low-Grade Copper Sulfide Flotation in Seawater
Felipe Varela, Daniel Salgado and Mario Cornejo, Molycop, Chile

Radflow Feedwell: New Step on Thickening
Alex Krassnokutski, Krassno Consulting, South Africa; Malcolm Gillespie, Roytec Global, South Africa and Diego Rubio, Roytec Global, Chile

17:50

Novel Alternatives to Improve Copper Recovery for Low Floatability Ores and Presence of Clays
Patricio Zarate, Miguel Arends and Fabiola Rojas, Clariant, Chile

Demystifying Tailings Flocculation: Examining Some Assumptions and Misconceptions
Claudia Castillo, Independent consultant, Chile; Phillip Fawell and Chris Solnordal, CSIRO Mineral Resources, Australia and Heather Kaminsky, Northern Alberta Institute of Technology, Canada

18:10

Novel Frothers for Coarse Particle Recovery and Efficient Cleaner Operations
Tarun Bhambhani, Connor McMillan, Esau Arinatwe, Ricardo Rubio and Carmina Quintanar, Syensqo, Chile and USA

Use of Intermediate Waters from the Selective Mo Plant as a Replacement for Fresh Water
Santiago Honores and Julio Giampaoli, Chuquicamata Division, Codelco, Chile; Juan Huidobro, Andrés Lobos, Rodolfo Moya, Daniela Campos and Aldo Collari, El Teniente Division, Codelco, Chile

18:30

Optimizing Quicklime use in Sulfide Copper Ore Processing: Operational Strategy
Eric Schmidt and Sebastián Collao, Quicklime Applied Research Center, Cbb Cales, Chile

CIL Cyanidation Tailings Filtration Plant for Dry Stacking
Fernando Zeballos and Félix Vargas, Compañía de Minas Buenaventura, Peru

FRIDAY, AUGUST 09

BALLROOM A

BALLROOM B

Session 15: Advanced Process Control and Optimization in Comminution Processes
Moderator: Christiam Vasquez, Metallurgist, Cía. Minera Antamina, Peru

Session 16: Improvements in Flotation Processes
Moderator: Leopoldo Gutiérrez, Professor, Department of Metallurgical Engineering, Universidad de Concepción, Chile

08:50

Day 3 Program Update

Day 3 Program Update

09:00

Advanced Process Control System: Total Fill Level Control in SAG Mill
Rafaela Andretta, Gonzalo Iriarte and Juan Fernando Morales, Andritz, Chile

On the Definition of Flotation Times to Estimate Potential Recoveries and Average Flotation Rates
Alex Esteban and Luis Vinnett, D. of Chemical and Environmental Engineering, U. Técnica Federico Santa María, Chile; Francisca Justel, D. of Metallurgical and Materials Engineering, U. Técnica Federico Santa María, Chile and Kristian Waters, D. of Mining and Materials Engineering, McGill University, Canada

09:20

Estimation of Power Draw in SAG Mills: Integration of Machine Learning Models in Long-Term Mining Planning
Carlos Delgado, Rodrigo Gutierrez and Reina Valdés, Minera Escondida, BHP, Chile; Francisco Soto, Gabriel Berkowitz, Alberto Garcia and Vicente Rojas, Empirica, Chile

Experiences in Flotation Bank Optimization by Controlling the Gas Flowrate Distribution Profile
César Gómez, COG Technologies, Canada; Ignacio Ramos and Miguel Maldonado, Metallurgical Engineering Department, Universidad de Santiago de Chile

09:40

Optimization and Control in Grinding with Digital Twin at Minera Los Pelambres
Robert von Loebenstein, Andritz, Chile

Recovery of Coarse and Low Liberated Cu Sulphides in Complex Associations using HydroFloat
Matías Zanetta-Aroca, Maximiliano Caro, Felipe Valdés, Arnoldo Ávila and Maximiliano Meléndez, Eriez, Chile

10:00

HIGmill OPEX optimization at Ero Brazil’s Concentrator
Alline Ferreira da Cunha, Camila Lira da Cunha Andrade and Mateus Gomes Silva, Ero Brazil; Andres Paz, Swiss Tower Mills Minerals, Australia; Johan Steyn, Baikun Wang and Hanqing Li, King’s Beads, China

Enhanced Flotation Recovery Process for Complex Copper and Copper-Gold Ores using MillART
Barun Gorain, Ore2Metal, Canada; Janaki Ram Adapa, Anil Nistala and Antonio Rubio, Vega Industries, Chile

10:20

Low Cost/High Reward Plant Optimization
Kathy Adams, Adam House and Bernardo Baqueiro, Paterson and Cooke, USA

Copper concentrate quality traceability in Salobo Mine
Ricardo Nunes Melo, Suellen Ferreira, Mário Freitas, André Menezes and Jorge Arce, Vale Base Metals, Brazil

BALLROOM A & B

Plenary Session 3
Moderator: Jaime Sepúlveda, Executive Director, J-Consultores, Chile

Plenary Session Sponsor

11:20-11:50

Advanced Process Control System Applied for Different Types of Feed Ore to the Concentrator Plant
Marinka Silva, Process Control Engineer, Ministro Hales Division, Codelco, Chile; Pablo Bustos, Ministro Hales Division, Codelco, Chile; Leonardo Andrades, Codelco, Chile and Sebastián Pulgar, Kairos Mining, Chile

11:50-12:20

Sustainability and Innovation in Comminution
Bjorn Nielsen, Vice President, Stirred Mills and HPGR, Metso, Australia

12:20-12:50

Mineral Processing for Sustainable Growth: Vale’s Experience
Keila Gonçalves, Process Development Manager, Vale, Brazil

BALLROOM A

BALLROOM B

Session 17: Geometallurgical Prediction of Comminution Performance
Moderator: Sergio Moraga, Professor, Department of Mining Engineering, Universidad de Chile

Session 18: Improvements in Bubble-Particle Interaction to Boost Flotation Performance
Moderator: Juan Yianatos, Professor, Universidad Técnica Federico Santa María, Chile

14:20

Drilling Energy of Blast Holes and its Geostatistical Relationship to Predict Rock Hardness
Carlos Cisterna, Matías Alzamora and Francisco Rojas, Caserones, Lundin Mining, Chile

Optimizing Bubble Size Distributions in Highly Concentrated Flotation Applications
Sebastian Maaß, SOPAT GmbH, Germany; Robert Panckow, Department of Process Engineering, Berlin Institute of Technology, Germany; Kerstin Eckert, Department of Mineral Processing, Helmholtz Institute Freiberg for Resource Technology, Germany and Daniel Finfer, Anglo American, UK

14:40

Comminution Circuit Definition and Throughput Modeling Using Gaussian Sequential Simulation
Felipe Bernal, Sergio García and Johny Bonilla, Norte Abierto, Chile; Marcelo Arancibia, Maptek, Chile and Gerardo García, Mineralurgia, Chile

Flotation of Coarse Particles from Antofagasta Region in a Novel Flotation Device
Cagri Emer, Risto Aho, Manuel Barrueto, Marly de Avila Carvalho and Antti Rinne, Metso, Turkey, Finland and Chile

15:00

Adaptive Model Predictive Control in SAG Mills: Improving Performance with Real-Time Model Fitting
Montserrat Cuturrufo, Nicolás Grágeda, Ricardo Hernández and José Olivares, Honeywell Process Solutions, Chile; Juan Carlos Jarur, Carla Barrueto and Macarena Lefenda, Minera Escondida, BHP, Chile

Limiting Fine Copper Losses in the Tailings: Examples with the Concorde Cell
Alejandro Yáñez, Nathalie Kupka, Manuel Barrueto and Antti Rinne, Metso Finland and Chile

15:20

Magnetic Mill Liners: An Innovative Ball Mill Lining Technology
Jaime Sepúlveda, J-Consultores, Chile; Walter Gomez, Planta Pellets, Compañía Minera del Pacífico, Chile; Alejandro Rodríguez, Polimin, Chile and José Marín, Eriez Magnetics, USA

Ero Caraíba Leads: Brazil’s first Jameson Cell and Latin America’s first Rougher Scalper Jameson Cell
Admar Lage and Mateus Gomes, Ero Copper, Brazil; Ryan Jones and Christian Pasten, Glencore Technology, Australia and Chile

BALLROOM A & B

Closing Ceremony and Farewell Toast

15:40-17:10

Conference Balance and Final Comments

Mimy Mackenzie, Conference Manager, Gecamin, Chile
Magin Torres, Procemin-Geomet 2024 Program Director, Consultant in Mineral Processing, Chile
Marcela Oyarzún, Procemin-Geomet 2024 Chair, Corporate Director of Geometallurgy, Codelco, Chile

FOYER

Poster Session

Iron Ore Flotation Monitoring Integrating Operational Variables and Froth Image Analysis
Tiago Caixeta, Cássio Costa and Neymayer Lima, Vale, Brazil; Thiago Euzébio, Helmholtz-Zentrum Dresden-Rossendorf, Germany and Antônio Peres, Federal University of Minas Gerais, Brazil

Geometallurgical Characterization of Particles from X-Ray Microtomography and Impact Testing
Diego Mora, Department of Geology, Universidad de Chile and Pia Lois-Morales, Department of Mining Engineering, Universidad de Chile

Using DEM to Address Mineralogical and Textural Variability in Comminution
Sebastián Samur, Department of Mining Engineering, Universidad de Chile; Pia Lois-Morales and Kimie Suzuki, Advanced Mining Technology Center (AMTC), Universidad de Chile

Non-Random Model to Simulate Particle Distribution and Copper Sulphide Liberation
Ignacio López and Pía Lois-Morales, Department of Mining Engineering, Universidad de Chile and Gonzalo Díaz, Advanced Mining Technology Center (AMTC), Universidad de Chile

Application of Deep Learning for SAG Mill Optimization in Mine-to-Mill: Copper Mine Case
Diego Cortez, Department of Mining Engineering, Universidad de Chile; Pía Lois, Advanced Mining Technology Center (AMTC) and Department of Mining Engineering, Universidad de Chile; Alonso Pinto, Magotteaux, Chile and Claudio Gajardo, Enaex, Chile

Quantification of Microtextural Variability and its Relationship with Strength and Energy Parameters
Nicolas Rojas-Saez, Department of Mining Engineering, Universidad de Chile; Sergio Moraga, Advanced Mining Technology Center (AMTC), Universidad de Chile and Pia Lois-Morales, Department of Mining Engineering and Advanced Mining Technology Center (AMTC), Universidad de Chile

Effect of Anionic Polyacrylamides on the Flotation of Sulfide Minerals
Ginna Jiménez, Department of Metallurgical Engineering, Universidad de Concepción, Chile and Leopoldo Gutiérrez, Water Research Center for Agriculture and Mining (CRHIAM) and Department of Metallurgical Engineering, Universidad de Concepción, Chile

Impact of a Residual Anionic Polyacrylamide and its Mechanical Degradation Level on Chalcopyrite Flotation
Felipe Arcos, Department of Metallurgical Engineering, Universidad de Concepción, Chile and Leopoldo Gutiérrez, Water Research Center for Agriculture and Mining (CRHIAM) and Department of Metallurgical Engineering, Universidad de Concepción, Chile

Ultra-Flocculation to Increase the Productivity in Cu-Mo Concentrator Plants and Reduce Water Consumption
Ailynne Rojas and Leopoldo Gutiérrez, Department of Metallurgical Engineering, Universidad de Concepción, Chile

Design and Simulation of a Reactor for the Agglomeration of Fine Minerals with Agglomerating Reagent
Pablo Cabrera and Leopoldo Gutiérrez, Department of Metallurgical Engineering, Universidad de Concepción, Chile

Foaming Properties of Lignosulfonates in the Flotation Process
Jhon Chique, D. of Metallurgical Engineering, Universidad de Concepción, Chile and Leopoldo Gutiérrez, Water Research Center for Agriculture and Mining (CRHIAM) and D. of Metallurgical Engineering, Universidad de Concepción, Chile

Study of the Impact of an Anionic Polyacrylamide on the Flotation of Bornite
Camilo Cuervo, D. of Metallurgical Engineering, Universidad de Concepción, Chile and Leopoldo Gutiérrez, Water Research Center for Agriculture and Mining (CRHIAM) and D. of Metallurgical Engineering, Universidad de Concepción, Chile

The Effect of Anionic Polyacrylamides on the Flotation of Chalcopyrite in Seawater
Angie Rodríguez, D. of Metallurgical Engineering, Universidad de Concepción, Chile and Leopoldo Gutiérrez, Water Research Center for Agriculture and Mining (CRHIAM) and D. of Metallurgical Engineering, Universidad de Concepción, Chile

Metallurgical Copper Recovery Prediction using Conditional Quantile Regression based on a Copula Model
Danyeli Acosta, Karen Lagunas and Heber Hernández, E. de Ingeniería Civil en Minas, Universidad Central de Chile

Ore Liberation Size Modeling by ML Algorithms Applied to Rock Hardness and Compositional Data
Victor Castañeda, Francisca Justel, Karem Tello and Yahaira Barrueto, Metallurgical and Materials Engineering Department, Federico Santa María Technical University, Chile and Mauricio Araya, Valparaíso Scientific and Technological Center, Chile

Analysis of XRT and Laser sensed Li-bearing particles for an Ore sorting processing
Valentina Chacana, D. of Geology, Universidad de Chile; Pia Lois-Morales, D. of Mining Engineering and Advanced Mining Technology Center (AMTC), Universidad de Chile; Priscila Esteves, Anthony Sarubbi and Lucas Napoli, Steinert, Brazil

Mineralochemical Characterization of Copper Slags in Chile: In Situ Study of Valuable Elements and Impurities
Marcela Díaz and Germán Velásquez, Instituto de Geología Económica Aplicada (GEA), Universidad de Concepción, Chile and Stefano Salvi, Géosciences Environnement Toulouse (GET), Université de Toulouse, France

Real-Time Characterization of Flotation Feed ore Based on Slurry Properties at Codelco DMH
Javiera Inostroza and Miguel Maldonado, Departamento de Ingeniería Metalúrgica, Universidad de Santiago, Chile and Pablo Bustos, Ministro Hales Division, Codelco, Chile

Use of Polystyrene Nanoparticles as a Collector in the Flotation of Copper Sulfides with Kaolinite
Romina Murga, Universidad de Talca; Camila Opazo, D. of Mining Engineering, Universidad de Talca; John Amalraj, I. of Natural Resources Chemistry, Universidad de Talca; Leopoldo Gutiérrez, D. of Metallurgical Engineering and Water Research Center for Agriculture and Mining (CRHIAM), Universidad de Concepción and Lina Uribe, D. of Mining Engineering, Universidad de Talca and Water Research Center for Agriculture and Mining (CRHIAM), Universidad de Concepción, Chile

Study of Mixtures of Recycled Vegetable Oil and Biosolids as Collectors for Flotation of CuFeS2
Daniel Zuluaga and Lina Uribe, D. de Ingeniería de Minas, Universidad de Talca and Centro de Recursos Hídrico para la Agricultura y la Minería (CRHIAM), Universidad de Concepción, Chile; Carlos Moraga, D. de Ingeniería de Minas, Universidad de Talca, Chile; Lorenzo Reyes-Bozo, Facultad de Ingeniería, Universidad Autónoma de Chile

Effect of Sintering Time on Ceramic Foams Based on Mine Tailings using Glycerine as a Foaming Agent
Cristian Salazar, D. of Mining Engineering, Universidad de Talca, Chile and Lina Uribe, D. of Mining Engineering, Universidad de Talca and Water Research Center for Agriculture and Mining (CRHIAM), Universidad de Concepción, Chile

Evaluation of the Flotation Process to Separate Anode Components from Spent Lithium-ion Batteries

Mirian Carrasco, Cecilia Cerda and Julio Valenzuela, Metallurgical and Mining Department and Lithium I+D+I, Universidad Católica del Norte, Chile

Characterization of Valuable Metals from Mixed-Cathode Material following Cryogenic Grinding

Francisco Mulet, Julio Valenzuela and Cristian Serrano, Department of Metallurgical and Mining Engineering and Lithium I+D+i Research Center, Universidad Católica del Norte, Chile

Influence of Mineralogy on Grinding through the use of Magotteaux® Mill: Case Study of IOCG Type Deposit
Juan Francisco Ríos, Department of Geology, University of Chile; Sergio Moraga, Advanced Mining Technology Center, University of Chile and Pia Lois-Morales, Department of Mining Engineering, University of Chile

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