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Leopoldo Esteban Gutierrez Briones

Profesor Asociado

Universidad de Concepción

Concepción, Chile

Flotación de minerales Reología de suspensiones Fisicoquímica de superficies en sistemas coloidales

Mineral Processing, UNIVERSITY OF BRITISH COLUMBIA. Canada, 2013
Mineral Processing, UNIVERSITY OF BRITISH COLUMBIA. Canada, 2009
Ingeniero Civil Metalúrgico, UNIVERSIDAD DE CONCEPCION. Chile, 2001
Licenciado en Ciencias de la Ingeniería, BRITISH COUNCIL. Chile, 1999

Profesor Asistente Full Time

UNIVERSIDAD DE CONCEPCION

Facultad de Ingeniería

Concepcion, Chile

2013 - 2018
Research Assistant Full Time

UNIVERSITY OF BRITISH COLUMBIA

Applied Science

Vancouver, Canada

2008 - A la fecha
Profesor Asociado Full Time

UNIVERSIDAD DE CONCEPCION

Facultad de Ingeniería

Concepción, Chile

2018 - A la fecha

Ingeniero de Procesos Principal Full Time

De Re Metallica Engineering

Santiago, Chile

2002 - 2008

Premio Concurso Patente UdeC 2016

UNIVERSIDAD DE CONCEPCION

Chile, 2016

Se premió el desarrollo de un “Sensor capilar-helicoidal para medir las propiedades reológicas de suspensiones minerales en el rango de porcentajes de sólidos entre 25 y 70 %”
2009 recipient of the CIM Vancouver Branch Graduate Research Award

UNIVERSITY OF BRITISH COLUMBIA

Canada, 2009

This Award is given yearly to the grad student that presents a research with impact on the Canadian Mining Industry in the CIM Student Night. Work awarded: paper on “Probing mineral-bitumen liberation through rheological measurements”, In: Advances in Mineral Processing Science and Technology, Proceedings of the 7th UBC-McGill-UA International Symposium on Fundamentals of Mineral Processing, Met. Soc., Sudbury, Ontario, Canada, Gomez, C.O., Nesset, J.E., and Rao, S.R., 451-462, Aug. 2009.
BecaChile de Estudios de Doctorado en el Extranjero, 2009

CONICYT

Chile, 2009

Obtención de BecaChile para estudios de Doctorado en el Extranjero.
Graduate Entrance Scholarship 2008, Master Studies

UNIVERSITY OF BRITISH COLUMBIA

Canada, 2008

This Scholarship is given to some of the best incoming full-time master's and doctoral students at The University of British Columbia.
Ramon Salas Edwards Award 2006

Instituto de Ingenieros de Chile

Chile, 2006

This award is given by the Chilean Institute of Engineers to the best Scientific or technological work related to engineering. Work awarded:"A dynamic model for chloride control in SX plants".
Premio Colegio de Ingenieros de Chile

Colegio de Ingenieros de Chile

Chile, 2001

This award is given every year to the best student graduated from Metallurgical Engineering in Chile.
Beca Shell Chile 2001

Shell Chile

Chile, 2001

Merit based award given to the one of the best students of Metallurgical Engineering at the University of Concepcion, Chile.


A Model of Froth Flotation with Drainage: Simulations and Comparison with Experiments Betancourt, Fernando; Burger, Raimund; Diehl, Stefan; Gutierrez, Leopoldo; Marti, M. Carmen; Vasquez, Yolanda Article ISI MINERALS (2023)
Alkali Halide and MIBC Interaction at Typical Flotation Interfaces in Saline Water as Determined by Molecular Dynamics Simulations Alvarado, Omar; Quezada, Gonzalo R.; Saavedra, Jorge H.; Rozas, Roberto E.; Gutierrez, Leopoldo; Toledo, Pedro G. Article ISI MINERALS (2023)
Flotation Performance and Gas Dispersion Properties in a Laboratory Flotation Cell Femenias, Francisco; Maldonado, Miguel; Miranda, Nicolas; Gutierrez, Leopoldo Article ISI MINERALS (2022)
Improving the sustainable management of mining tailings through microbially induced calcite precipitation: A review Zuniga-Barra, Hector; Toledo-Alarcon, Javiera; Torres-Aravena, Alvaro; Jorquera, Lorena; Rivas, Mariella; Gutierrez, Leopoldo; Jeison, David Article ISI MINERALS ENGINEERING (2022)
Molecular Dynamics Simulations of the Interactions between a Hydrolyzed Polyacrylamide with the Face and Edge Surfaces of Molybdenite Echeverry-Vargas, Luver; Estrada, Darwin; Gutierrez, Leopoldo Article ISI POLYMERS (2022)
The Impact of Residual Dispersant on the Flocculation and Sedimentation of Synthetic Tailings in Seawater Yepsen, Rodrigo; Gutierrez, Leopoldo; Toledo, Pedro G. Article ISI POLYMERS (2022)
Understanding the Interaction of Lignosulfonates for the Separation of Molybdenite and Chalcopyrite in Seawater Flotation Processes Quiroz, Consuelo; Murga, Romina; David Giraldo, Juan; Gutierrez, Leopoldo; Uribe, Lina Article ISI POLYMERS (2022)
Chalcopyrite and Molybdenite Flotation in Seawater: The Use of Inorganic Dispersants to Reduce the Depressing Effects of Micas Yepsen, Rodrigo; Roa, Joaquin; Toledo, Pedro G.; Gutierrez, Leopoldo Article ISI MINERALS (2021)
Incorporation of Rheological Characterization in Grinding and Tailings Slurries to Optimize the CMP Magnetic Separation Plant Brito, Galo; Jerez, Oscar; Gutierrez, Leopoldo Article ISI MINERALS (2021)
Sulfomethylation of Radiata Pine Kraft Lignin and Its Use as a Molybdenite Depressant in Selective Chalcopyrite-Molybdenite Separation by Flotation Vidal, Claudia; Carrillo-Varela, Isabel; Reyes-Contreras, Pablo; Gutierrez, Leopoldo; Teixeira Mendonca, Regis Article ISI BIORESOURCES (2021)
Testing the Capacity of Staphylococcus equorum for Calcium and Copper Removal through MICP Process Sepulveda, Sebastian; Duarte-Nass, Carla; Rivas, Mariella; Azocar, Laura; Ramirez, Andres; Toledo-Alarcon, Javiera; Gutierrez, Leopoldo; Jeison, David; Torres-Aravena, Alvaro Article ISI MINERALS (2021)
The depressing effect of an anionic polyacrylamide on molybdenite flotation and the importance of polymer anionicity Luver Echeverry; DarwinEstrada; Pedro G.Toledo; Leopoldo Gutierrez Article COLLOIDS AND SURFACES A-PHYSICOCHEMICAL AND ENGINEERING ASPECTS (2021)
A Method to Predict Water Recovery Rate in the Collection and Froth Zone of Flotation Systems Martinez, Jose; Maldonado, Miguel; Gutierrez, Leopoldo Article ISI MINERALS (2020)
Assessment of the use of lignosulfonates to separate chalcopyrite and molybdenite by flotation Gutierrez, Leopoldo; Uribe, Lina; Hernandez, Vicente; Vidal, Claudia; Texeira Mendonça, Regis Article ISI SCOPUS (2020)
Effect of E-h and pH on the flotation of enargite using seawater Yepsen, Rodrigo; Gutierrez, Leopoldo Article ISI MINERALS ENGINEERING (2020)
Hemicelluloses monosaccharides and their effect on molybdenite flotation Castillo, Isaac; Gutierrez, Leopoldo; Hernandez, Vicente; Diaz, Enzo; Ramirez, Andres Article ISI POWDER TECHNOLOGY (2020)
Influence of Seawater on the Degree of Entrainment in the Flotation of a Synthetic Copper Ore Gutierrez, Leopoldo; Betancourt, Fernando; Uribe, Lina; Maldonado, Miguel Article ISI MINERALS (2020)
Molybdenite Flotation in the Presence of a Polyacrylamide of Low Anionicity Subjected to Different Conditions of Mechanical Shearing Estrada, Darwin; Echeverry, Luver; Ramirez, Andres; Gutierrez, Leopoldo Article ISI MINERALS (2020)
The Depressing Effect of Kaolinite on Molybdenite Flotation in Seawater Ramirez, Andres; Gutierrez, Leopoldo; Vega-Garcia, Dennis; Reyes-Bozo, Lorenzo Article MINERALS (2020)
Use of “oily bubbles” and dispersants in flotation of molybdenite in fresh and seawater Ramirez A.; Gutierrez L.; Laskowski J.S. Article ISI SCOPUS (2020)
Flotation behavior of enargite in the process of flotation using seawater Yepsen R.; Gutierrez L.; Laskowski J. Article ISI SCOPUS MINERALS ENGINEERING (2019)
The effect of clay minerals on the process of flotation of copper ores - A critical review 1. Jeldres, R.; Uribe, L.; Cisternas, L.; Gutiérrez, L.; Leiva, W. and Valenzuela Article Applied Clay Science (2019)
Zeta Potential of Pyrite Particles in Concentrated Solutions of Monovalent Seawater Electrolytes and Amyl Xanthate Paredes, Alvaro; Acuña, Sergio M.; Gutiérrez, Leopoldo; Toledo, Pedro G. Article ISI SCOPUS MINERALS (2019)
Sodium hexametaphosphate and sodium silicate as dispersants to reduce the negative effect of kaolinite on the flotation of chalcopyrite in seawater Ramirez, Andres; Rojas, Ailynne; Gutierrez, Leopoldo; Laskowski, Janusz Article Minerals Engineering (2018)
Use of polyethylene oxide to improve flotation of fine molybdenite Alvarez, Alejandro; Gutierrez, Leopoldo; Laskowski, Janusz Article Minerals Engineering (2018)
Evaluation of Chemical Reagents to Enhance the Dewatering of Fine Coal Holuszko, Maria; Kumar, Amit; Engwayu, Jophat; Gutierrez, Leopoldo; Arinaitwe, Esau Article SCOPUS International Journal of Coal Preparation and Utilization (2017)
Role of calcium and magnesium cations in the interactions between kaolinite and chalcopyrite in seawater Lina Uribe, Leopoldo Gutiérrez, Janusz S. Laskowski, Sergio Castro Article Physicochemical Problems in Mineral Processing (2017)
Use of dispersants in flotation of molybdenite in seawater Erick Rebolledo, Janusz Laskowski, Leopoldo Gutierrez, Sergio Castro Article Minerals Engineering (2017)
Use of wood hemicelluloses to improve copper recovery from high clay Cu-Mo ores Hernandez, Vicente; Ulloa, Alvaro; Gutierrez, Leopoldo Article MINERALS ENGINEERING (2017)
The depressing effect of clay minerals on the floatability of chalcopyrite Lina Uribe; Leopoldo Gutiérrez; Oscar Jerez Article Mineral Processing and Extractive Metallurgy Review: An International Journal. (2016)
Observations on the yielding behaviour of oil sand slurries under vane and slump tests Gutierrez, L.; Pawlik, M Article ISI SCOPUS Canadian Journal of Chemical Engineering (2015)
Influence of humic acids on oil sand processing. Part I: Detection and quantification of humic acids in oil sand ores and their effect on bitumen wettability Gutierrez, L.; Pawlik, M Article SCOPUS INTERNATIONAL JOURNAL OF MINERAL PROCESSING (2014)
Influence of humic acids on oil sand processing. Part II: Relationship between bitumen extraction, humic acids concentration and power draw measurements on oil sand slurries Gutierrez, L.; Pawlik, M Article SCOPUS INTERNATIONAL JOURNAL OF MINERAL PROCESSING (2014)
Influence of pH and temperature on the rheology of aqueous quartz- bitumen suspensions Leopoldo Gutierrez; Marek Pawlik Article Journal of Rheology (2012)


Influence of clays on induction time, floatability and foam stability in the process of flotation of copper sulphide minerals Melipichun C.; Gutierrez, L. ConferencePaper SCOPUS IMPC 2014 - 27th International Mineral Processing Congress (2014)


Proceso de pretratamiento-acondicionamiento-adición para aumentar recuperaciones de molibdeno y cobre por flotación de minerales sulfurados de cobre y molibdeno por flotación en aguas salinas. Leopoldo Gutierrez Briones Patent (2022)
Un proceso de flotación de minerales para aumentar la recuperación de molibdenita y sulfuros de cobre, y en particular la recuperación de finos. Leopoldo Gutierrez Briones Patent (2022)
Un proceso de flotación selectiva de concentrado de cobre-molibdeno utilizando lignosulfonatos como agente depresor de molibdenita. Número de solicitud: 2747-2016. Leopoldo Gutierrez Briones Patent (2021)
Un proceso para la elaboración de lignina kraft sulfometilada y su uso como depresante de minerales. Mendonça, Regis Teixeira; Leopoldo Gutierrez Briones Patent (2020)
Un reómetro para determinar en línea las propiedades reológicas de suspensiones minerales con contenidos de sólidos entre 20-70%, evitando los errores asociados a sedimentación de partículas. Número de solicitud: 01274-2017. Leopoldo Gutierrez Briones Patent (2019)


Validación De Tecnología Bcr En Planta De Flotación Industrial De Minería Del Cobre Leopoldo Gutierrez Briones; Andrés Ramírez Proyecto (2022)
New Models Of Flotation In The Mining Industry: Simulation, Experimental Validation, And Prediction Tools For Treatment Of Complex Ores Under Water Scarcity Betancourt C, Fernando; Leopoldo Gutierrez Briones Proyecto (2021)
Real-time supervision and self-optimizing control of industrial flotation machines by integrating froth and collection zone state variables Miguel Maldonado; Leopoldo Gutierrez Briones Proyecto (2021)
Technologies, Crhiam Methodologies, And Guide Of Best Practices For The Hydric Sustainability Of The Mining And Agricultural Industries Leopoldo Gutierrez Briones; José Luis Arumí Ribera Proyecto (2021)
Tecnología BCR para mejorar la recuperación de Mo y Cu en la minería mundial Leopoldo Gutierrez Briones; Andrés Ramírez Proyecto (2021)
Aprovechamiento de residuos agrícolas y forestales para mejorar la eficiencia y sustentabilidad del procesamiento de minerales de Cu arcillosos a través de flotación Leopoldo Gutierrez Briones; Vicente Hernandez Castillo Proyecto (2019)
Aprovechamiento de residuos agrícolas para mejorar la eficiencia y sustentabilidad del procesamiento de minerales de Cu arcillosos a través de flotación FONDEF (ID18I10117) Proyecto 2018-2020 Director(a)
CHRIAM Centro de Recursos Hídricos para la Agricultura y la Minería Vidal, Gladys Cecilia; Pedro G. Toledo Proyecto (2018)
Desarrollo y producción de desorbentes biodegradables para la producción de tierras raras desde maicillo granítico biolantanidos. Empresa Biolantánidos Leopoldo Gutierrez Briones Proyecto (2018)
Estudios de Investigación de Extracción de Tierras Raras desde Arcillas Iónicas. Empresa Biolantánidos Leopoldo Gutierrez Briones Proyecto (2016)
Desarrollo de productos derivados de lignina para aplicaciones en la industria minera FONDEF (ID14I10250) Proyecto 2015-2016 Subdirector(a)
Design and implementation of an on-line rheometer for mineral slurries Leopoldo Gutierrez Briones Proyecto (2015)
Development of protocol procedures to detect the critical blending restrictions in order to optimize the flotation process of low copper grade ores Leopoldo Gutierrez Briones Proyecto (2015)
Influence and mechanisms of action of fine clay particles in the process of flotation of copper minerals using conventional and seawater Leopoldo Gutierrez Briones Proyecto (2015)
CENTRO DE RECURSOS HIDRICOS PARA LA AGRICULTURA Y LA MINERIA FONDAP (15130015) Proyecto 2014-2018 Investigador(a)
Effect of type of water on the rheological behavior of molybdenite suspensions under different conditions of pH, particle size and reagents additions. University of Concepcion, Department of Metallurgical Engineering (02) Proyecto 2014-2014 Director(a)
Influence and mechanisms of action of fine clay particles in the process of flotation of copper minerals using conventional and seawater FONDECYT (11140184) Proyecto 2014-2017 Inv. Responsable
Study of the mechanisms of action of phyllosilicates in the depression of the flotation of copper sulfides University of Concepcion (VRID N°214.095.089-1.0) Proyecto 2014-2016 Director(a)
Literature review on the technologies available to obtain an efficient dewatering of fine metallurgical coal Private, Teck Coal Canada Proyecto 2011-2011 Investigador(a)
Upgrading of Thenardite ores Phase I and II (dry concentration) Private, Saskatchewan Minerals Proyecto 2011-2011 Investigador(a)
Characterization of Floatability, Brine Frothability, Mineral Composition, and Sylvite Liberation for South Vanscoy Potash Ores (Vault project). Private, Agrium INC Canada Proyecto 2010-2011 Investigador(a)
Characterization of Floatability, Mineral Composition, Liberation, and Surface Chemistry of High-Carnallite Potash Ores (Triton project). Private, Agrium INC Cananda Proyecto 2010-2010 Investigador(a)
Study of the correlation between bitumen recovery and rheology of oil sands slurries NSERC Canada (1511) Proyecto 2008-2012 Investigador(a)
MODELACION MATEMATICA DE UN EQUIPO MEZCLADOR-DECANTADOR PARA EXTRACCION POR SOLVENTE DE COBRE FONDECYT (1980473) Proyecto 1998-2001 Tesista


The effect of clay minerals on the process of flotation of copper ores - A critical review Jeldres, RI; Uribe, L; Cisternas, LA; Gutierrez, L; Leiva, WH; Valenzuela, J Review ISI SCOPUS APPLIED CLAY SCIENCE (2019)