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Conference Program

October 26 - 28, 2016. Hotel Sheraton Santiago, Chile

WEDNESDAY, OCTOBER 26

16:00-19:00 Registration, Foyer

18:00-18:30 Authors and Session Chair Coordination Meeting, Ballroom A

OCTOBER 26

Ballroom A & B
Inauguration Ceremony
19:00
Words of Welcome
  • Carlos Barahona, Procemin 2016 Executive Director. General Manager, Gecamin, Chile 
  • Bárbara Alcayaga, Conferences and Publications Manager, Gecamin, Chile
  • Froilán Vergara, Procemin 2016 Directing Member. Director Deparment of Metallurgical Engineering, Universidad de Concepción, Chile 
  • César Gómez, Procemin 2016 Directing Member. Academic, McGill University, Canada 
Opening Address: Innovation: A Path, a Challenge, a Necessity
Jaime Sepúlveda, PhD, Procemin 2016 Chair. Executive Director, J-Consultores, Chile
20:00 - 21:30 Welcome Reception. Foyer
OCTOBER 27

Ballroom A & B
Plenary Session 1
Chair: Dalibor Dragicevic, Cía. Minera Doña Inés de Collahuasi, Chile
08:20
Day 2 Program Update
Claudia Velásquez, Procemin 2016 Technical Coordinator, Chile
08:30
(ENG) The Next Big Thing
Peter Amelunxen, President, Aminpro, Peru
09:00
(SPA) Operational Developments in the Teck Carmen de Andacollo Plant
Edgardo Tapia, Plant Manager, Carmen de Andacollo, Teck, Chile
09:30
(SPA) Mine-To-Plant Strategies within the Cyclic Copper Business
Jorge Menacho, General Manager, De Re Metallica Ingeniería, Chile
10:00-10:50 Poster Session and Coffee Break. Foyer. Courtesy of Weir Minerals
Ballroom A
Session 1: Concentration Plant Management and Operation
Chair: Romke Kuyvenhoven, Empírica Consultores, Chile
10:50
(SPA) Improving Advanced Control for Better Mineral Throughput, Size Classification and Cu Recovery
Tomás Carricajo, ANDRITZ, Chile; Daniel Silva, Minera Los Pelambres, Chile; Bill Gough, ANDRITZ, Canada; Andrés Chacc, E2PROC, Chile
11:10
(ENG) A Review of the Options in Concentrator Layout
Greg Lane, Bianca Foggiatto, Phil Dakin, Niresh Deonarain and Andrew Tew, Ausenco, Australia
11:30
(SPA) Metal Accounting: The Core Responsibility of Process Engineers
Manuel González, Caspeo, Chile; Stephane Brochot and Lorenzo Cappai, Caspeo, France; Pierre Vix, Glencore, Switzerland
11:50
(ENG) A Process Mineralogy Approach to Gravity Concentration of Tantalum Bearing Minerals
Yousef Ghorbani, Rob Tizpatrick, Melanie kinchington and Gavyn Rollinson, University of Exeter, UK
12:10
(ENG) Measuring and Utilizing Ore Quality Variability Using Real Time On-Belt Elemental Analysis to Improve Mill Feed Quality
Óscar Vasquez and Henry Kurth, Scantech, Australia
Ballroom B
Session 2: Flotation: Fundamentals and Practical Applications
Chair: Leopoldo Gutiérrez, Universidad de Concepción, Chile
10:50
(ENG) Enhancing the Performance of Cu-Mo Circuits using the Jameson Cell
Virginia Lawson, Glencore Technology, Australia
11:10
(SPA) Improved Flotation Performance through Modernization with Outotec Forced Air Technology
Alejandro Yáñez, Outotec, Chile; Chris Cruickshank, Koen Aberkrom and Miika Tirkkonen, Outotec, Finland
11:30
(ENG) Typical Reproducibility of Metal Balances in Flotation Plants
Simon Gariépy, Luc Lachance and Donald Leroux, Triple Point Technology, Canada
11:50
(ENG) Continuos, Real Time Pulp Chemistry Measurements and what They Tell Us about Metallurgical Performance
Christopher Greet and Kyle Selga, Magotteaux, Australia
12:10
(SPA) Investigation of Uncertainties as an Indicator for Process Evaluation in the Recovery Stages of the Flotation Circuit
Marcelo Montenegro, CICITEM, Chile; Glenn Araya and Manuel Leiva, Universidad de Antofagasta, Chile; Yousef Ghorbani, University of Exeter, UK
12:30-14:00 Lunch El Bohío Park. Courtesy of Clariant
Ballroom A
Session 3: Comminution: Crushing, Grinding and HPGR
Chair: Alex Doll, SAG Milling, Canada
14:00
(SPA) Advanced Crusher Control Strategy Using Model Based Predictive Controller
Tomás Carricajo and Juan Morales, ANDRITZ, Chile; Freddy Gómez, César Garrido and Marcelo Jara, Cía. Minera Doña Inés de Collahuasi, Chile
14:20
(ENG) Energy and Throughput Optimization for Fine Grinding in Stirred Media Mills
Sebastián Urrejola, FLSmidth, Chile; Ilesh Shah, FLSmidth, USA
14:40
(ENG) Multiple Concentrator Survey of Real-Time Individual Cyclone Particle Size Tracking
Christian O’Keefe, Robert Maron, Dylan Cirulis and Juan Francisco Medina, CiDRA Minerals Processing, USA
15:00
(SPA) The Effect of Key Operating Conditions on Grinding Media Consumption in Semiautogenous Mills
Levi Guzmán, Moly-Cop, Perú; Jaime Sepúlveda, J-Consultores, Chile
15:20
(SPA) The Role of HPGR in Dry Minerals Processing Circuits
Javier Valdeavellano, Weir Minerals, Chile; and Frank van der Meer, Weir Minerals, The Netherlands
Ballroom B
Session 4: Flotation: Fundamentals and Practical Applications
Chair: Alejandro Yáñez,Outotec, Chile
14:00
(ENG) Bioflotation of Dolomite and Calcite Using Rhodococcus Opacus Strain
Vanessa Coelho, Mauricio Torem, Ronald Rojas, Antonio Merma, Pontificia Universidade Católica do Rio de Janeiro, Brazil
14:20
(ENG) Fundamental Aspects of Hematite Fines Electroflotation Using the Bacterial Strain of Rhodococcus Opacus as Bioreagent
Ronald Rojas, Mauricio Torem, Vitor Coelho and Antonio Merma, Pontificia Universidade Catolica do Rio de Janeiro, Brazil
14:40
(SPA) Improving Image Analysis of Online Bubble Size Measurements with Enhanced Algorithms
Claudio Acuña and Luis Vinnett, CASIM, Universidad Técnica Federico Santa María, Chile; Seng How Kuan, University Tunku Abdul Rahman, Malasia
15:00
(SPA) Determination of Collector Affinity for Flotation of Sulfide Minerals
Jocelyn Quinteros, Gabriela Gioia and Robinson Constanzo, Pontificia Universidad Católica de Valparaíso, Chile; Eduardo Enriquez and Nefer Valenzuela, Clariant, Chile
15:20
(SPA) Advances in Flotation Chemistry: Xanthate Alternative Products
Nefer Valenzuela and Juan Román, Clariant, Chile; Jacques Collin, Clariant, Germany
15:40-16:20 Poster Session and Coffee Break. Foyer. Courtesy of Weir Minerals
Ballroom A
Session 5: Comminution: Crushing, Grinding and HPGR
Chair: César Garrido, Cía. Minera Doña Inés de Collahuasi, Chile
16:20
(SPA) Debottlenecking of Secondary Grinding Circuit: An Hydraulic Analysis over the Process Results
Claudio Muñoz, Cía. Minera Doña Inés de Collahuasi, Chile
16:40
(SPA) Upgrade of Hydraulic Adjustment System of Symons 7’ Crusher
Nelson Mella, Alejandra Pereda, Iván Araya, María Luan, Alexis Guerra and Sebastián Villalobos, Metso, Chile
17:00
(SPA) Comparative Analysis of Grinding Efficiency and Classifications Curves using JKSimmet
Miguel Becerra, Anglo American El Soldado, Chile
17:20
(ENG) More than an Alternative? Shell supported Ball Mills in Mega Comminution Plants

Christian Nieland and Egbert Burchart, Thyssenkrupp Resource Technology, Germany; Alexander Baumbach, Thyssenkrupp Industrial Solutions, Chile

17:40
(ENG) How to Avoid Errors in HPGR Product Characterization
Felix Heinicke, Harald Günter, Köppern Aufbereitungstechnik, Germany; Andre Kamptner, UVR-GIA, Germany
18:00
(SPA) Analysis of Autoregressive Model with Exogenous Variables to Predict the C.E.E. SAG Mill as a Geometallurgical Answer of Porphyry Copper Deposits
Nicolás Miranda, Andina Division, Codelco, Chile; Antonio Candia, Universidad de Concepción, Chile
Ballroom B
Session 6: Flotation: Fundamentals and Practical Applications
Chair: Juan Román, Clariant, Chile
16:20
Inferring Gangue Entrainment from Conductivity Measurements at the Top of the Froth
Rodrigo Araya, Dalton Major, Brigitte Lacouture, Teck Red Dog Mine, USA; César Gómez and Kristian Waters, McGill University, Canada
16:40
(SPA) Modeling H2S Gas Generation in Copper/Molybdenum Flotation Cells
Humberto Estay, Karina González and Rodrigo Kong, Arcadis, Chile
17:00
(SPA) Use of Depressant BK-511 in Selective Flotation of Molibdenite, Andina Division Codelco
Mauricio Bustamante and Héctor Tobar, Andina Division, Codelco, Chile
17:20
(ENG) Hematite Flotation Using a Crude Biosurfactant Extracted from a Gram Positive Bacteria
Jhonatan Puelles, Antonio Merma and Maurício Torem, Pontificia Universidade Católica do Rio de Janeiro, Brazil
17:40
(SPA) On the Interaction Effect between Xanthate Collector, Frothers and Solids: A Laboratory Characterization of Sulfide Flotation
Álvaro Videla and Ignacio Molina, Pontificia Universidad Católica de Chile; Paulo Martin, Dow Chemicals Company, Brazil 
18:00
(ENG) Simulation of the Flotation Process in a Hybrid Cell with the OpenFOAM CFD Framework
Gerhard Holzinger, K1MET GmbH, Austria; Stefan Pirker, Johannes Kepler University Linz, Austria; Lukas Petzold, Primetals Technology, Austria
18:20-20:00 Networking Cocktail. Foyer
OCTOBER 28

Ballroom A & B
Plenary Session 2
Chair: Fernando Torres, Mitsui Mineral Resources Development, Chile
08:20
Day 3 Program Update
Claudia Velásquez, Procemin 2016 Technical Coordinator, Chile
08:30
(SPA) Strategy to Ensure the Business Promise
Carlos Jara, Metallurgy Manager, Cía. Minera Doña Inés de Collahuasi, Chile
09:00
(SPA) Geometallurgy in Action
Nicolás Cruz, Geometallurgy Manager, Anglo American, Chile
09:30
(SPA) Minera Candelaria: Processing Model Challenges
Mauricio Gironás, Concentrator Plant Manager, Minera Candelaria, Chile
10:00-10:40 Poster Session and Coffee Break. Foyer
Ballroom A
Session 7: Comminution: Crushing, Grinding and HPGR
Chair: Adam Johnston, Transmin, Peru
10:40
(SPA) Single Stage SAG Circuit at El Soldado
Miguel Becerra and Francisco Vicuña, Anglo American El Soldado, Chile
11:00
(SPA) Estimation of Load Level in Industrial SAG Mills Using the Onmill System
Hernán Robles and Tania Ledezma, Netos, Chile; Luis Vinnett and Jorge Pontt, Universidad Técnica Federico Santa María, Chile
11:20
(SPA) The Development of SGI Test at El Soldado
Miguel Becerra and Francisca Jorquera, Anglo American El Soldado, Chile
11:40
(ENG) A Public Database of Tumbling Mill Grindability Measurements and their Relationships
Alex Doll, Alex G. Doll Consulting, Canada
12:00
(SPA) Mitigating the Impact of Sea Water on Copper Flotation Response through Optimizing Grinding Chemistry
Jessica Kinal and Simon Jacques, Magotteaux Andino, Chile; Christopher Greet, Magotteaux, Australia
12:20
(SPA) Geometallurgical Models, their Interaction with Plant Models and the Importance of Final Reconciliation

Francisco Soto, Javier Pizarro and Romke Kuyvenhoven, Empírica Consultores, Chile; Orlando Rojas, GeoEstima, Chile

Ballroom B
Session 8: Flotation: Fundamentals and Practical Applications
Chair: Juan Yianatos, Universidad Técnica Federico Santa María, Chile
10:40
(SPA) Interactions between Kaolinite and Molybdenite in Fresh and Seawater
Andrés Ramírez, Leopoldo Gutiérrez and Gastón Avilés, Universidad de Concepción, Chile
11:00
(SPA) Bubble Surface Area Flux Measurement in Laboratory Flotation Cells: Two- and Three-Phase Operation
Jaime Álvarez and César Gómez, Universidad de Concepción, Chile
11:20
(SPA) In-Situ Gas Holdup Sensor for Industrial Flotation Machines
Miguel Maldonado and Pablo Olivares, Universidad Santiago de Chile; César Gómez, McGill University, Canada
11:40
(SPA) Humic Substances for the Flotation of Sulfide Minerals: Chronology and Recent Developments
César Sáez and Rosanna Ginocchio, Pontificia Universidad Católica de Chile
12:00
(SPA) Effect of Seawater on Solid-Liquid Separation and Transport Properties of Magnetite Tailings
Matías Álvarez, Christian Ihle, Willy Kracht and Cristian Reyes, Universidad de Chile
12:20
(SPA) Slag Flotation at El Soldado
Miguel Becerra and Jaime Zúñiga, El Soldado, Anglo American, Chile
12:40-14:00 Lunch El Bohío Park
Ballroom A
Session 9: Lab-Scale Metallurgical Tests for Process Control
Chair: Marco Becerra, Asmin, Chile
14:00
(SPA) On the Capacity to Predict Metallurgical Indexes from the Mineralogy, Particle Size and Operating Conditions at Batch Scale
Felipe Contreras, Minera Los Pelambres, Chile; Juan Yianatos, Luis Bergh, Luis Vinnett, Isabel Panire, Universidad Técnica Federico Santa María, Chile
14:20
(SPA) A Comparison from Pilot Test to Industrial Result: Implementation of Pneumatic Technology in a Selective Molybdenum Flotation Plant
Claudio Muñoz, Patricia Véliz and Egidio Catalán, Cía. Minera Doña Inés de Collahuasi, Chile; Heinrich Sprenger, Maelgwyn Mineral Services, Chile
14:40
(ENG) Predicting the Energy Requirements of High Pressure Grinding Rolls Using Piston Press Test Procedures
Zorigtkhuu Davaanyam, Bern Klein, Stefan Nadolski and Amit Kumar, University of British Columbia, Canada
15:00
(SPA) Jameson Cell Project Evaluation in the Circuit Cleaner at Codelco Andina
Eduardo Morín, Andina Division, Codelco, Chile; Virginia Lawson, Glencore Technology, Australia
15:20
(SPA) Characterization of Laboratory Crushing Tests with Chuquicamata Underground Mine Samples
Bruno Merello and Álvaro Videla, Pontificia Universidad Católica de Chile; Edisson Pizarro, Chuquicamata Division, Codelco, Chile; Jaime Sepúlveda, J-Consultores, Chile
Ballroom B
Session 10: Modeling of Mineral Processes and New Processing Technologies
Chair: René Canello, Energía LLaima, Chile
14:00
(ENG) Reduction and Fracture Analysis of Tungsten Ore and its use for Fundamental Liberation Modeling
Lorena Guldris, Magnus Bengtsson and Magnus Evertsson, Chalmers University of Technology, Sweden
14:20
(ENG) Current Developments in Preconcentration Using Dense Media Separation
Mauritz Lundt, Sepro Mineral Systems, Canada; Ish Grewal, Met-Solve Labs, Canada
14:40
(ENG) Beneficiation of Industrial Minerals using a Tribo-Electric Belt Separator
Paul Miranda, Frank Hrach and Kyle Flynn, ST Equipment and Technology, USA
15:00
(ENG) An Innovative Approach to Operational Applications of Process Mineralogy
Eddy Hill and Benjamin Tordoff, Zeiss, UK; Will Goodall, iMin Solutions, Australia
15:20
(SPA) Temperatures and Their Effect on the Mining Process
Pablo Nazir, Aggreko, Chile
15:40-16:20 Poster Session and Coffee Break. Foyer
Ballroom A
Session 11: Flotation: Fundamentals and Practical Applications
Chair: Gabriel Berkowitz, IM2, Codelco Subsidiary, Chile
16:20
(SPA) Use of Blending to Optimize the Flotation Process of High Clays Ores
Leopoldo Gutiérrez, Jaime Álvarez, Sonia Helle, Úrsula Kelm, Marcos Pincheira and Óscar Jerez, Universidad de Concepción, Chile
16:40
(SPA) Program of Continous Standar Tests in Mini-Pilot Flotation Plant (MPP)
Pablo León, Mario Basaure and Juan Reyes, SGS Minerals, Chile
17:00
(SPA) Energy Control in Flotation Cells
Armando Maluenda, Emerson Process Management, Chile
17:20
(SPA) Use of Seawater in Copper Mines in Chile: Challenges and Opportunities
Macarena Terroba, and José Adriasola, Bechtel, Chile; Rodrigo Turra and Rubén Muñoz, IDE Technologies, Chile
Ballroom B
Session 12: Process Development Optimization
Chair: Peter Amelunxen, Aminpro, Peru
16:20
(ENG) Adsorption and Flotation Response of the Rhodococcus Erythropolis Bacteria to Hematite
Carlos Castañeda, Antonio Merma, Jhonatan Soto and Mauricio Torem, Pontificia Universidade Católica do Rio de Janeiro, Brazil
16:40
(SPA) Mine to Plant Commissioning in Salobo Mine
Jair Alarcón, Orica, Chile; Ronaldo Fonseca, Vale, Brazil; Grazielle Gontijo and Stephen Jeric, Orica, Brazil
17:00
(SPA) Process Development for the Mina Justa Project
Ian Ritchie and Daniel Yataco, Marcobre, Peru; Adam Johnston, Transmin, Peru
Ballroom A & B
Closing Ceremony
17:40
Conference Balance and Final Comments
  • Carlos Barahona, Procemin 2016 Executive Director. General Manager, Gecamin, Chile
  • Claudia Velásquez, Procemin 2016 Technical Coordinator. Process Development Consultant, Anglo American, Chile
  • Froilán Vergara, Procemin 2016 Directing Member. Director Deparment of Metallurgical Engineering, Universidad de Concepción, Chile 
  • César Gómez, Procemin 2016 Directing Member. Academic, McGill University, Canada 
  • Jaime Sepúlveda, PhD, Procemin 2016 Chair. Executive Director, J-Consultores, Chile
Ballroom Foyer
Poster Presentations
Characterization of Particulate Matter Emitted during the Primary Crushing Simulation and their Relationship with Geological Units
Javiera Gerding, Centro de Estudios Mineralógicos, GeoAtacama, Chile; Óscar Jerez, Universidad de Concepción, Chile
Smart Wireless Solutions: Process Control and Variables Monitoring in a Leach Pad Operation
Hugo Barrientos and Armando Maluenda, Emerson Process Management, Chile
Ballroom Foyer
Student Posters
The Green Gold: Irradiation with Cobalt-60 and Heat Treatment in Hyaline Quartz Beneficiation Process
Filipe Mattos and Bárbara Oliveira, Universidade do Estado de Minas Gerais, Brazil