Summary

Overview

Work History

Education

Skills

Languages

Timeline

Publications

Mario Cerna

Peñalolén

Summary

Professional with extensive experience in a wide variety of mining projects, holding positions of senior specialist engineer in the process specialty, pre-commissioning engineer and commissioning in the process area in copper concentrate plants and copper smelters, Process Superintendent. Extensive experience in the modeling of metallurgical processes, developing Profile Studies, Conceptual Engineering, Basic Engineering, Detail Engineering and Commissioning of Cu and Gold Concentrating Plants and Pyrometallurgical processes.

Process engineering professional with solid expertise in optimizing processes and improving operational efficiency.

Knowledgeable [Desired Position] with strong foundation in process optimization and efficiency improvements. Demonstrated success in streamlining operations and enhancing product quality. Proven ability to apply analytical thinking and problem-solving skills in dynamic environments.

Overview

years of professional experience

Work History

Process Engineer Consultant

Freelancer

03.2016 - Current

Provided technical assistance to the client´s production team when issues arose.
Evaluated new technologies and equipment upgrades to optimize overall process capabilities, ensuring market competitiveness.
Coordinated with suppliers to resolve raw material issues that affected production schedules.
Optimized production processes by implementing continuous improvement initiatives.

Process Commissioning Leader

Phase Canada Consulting Inc.

04.2022 - 09.2023

Established clear expectations for team members regarding deliverables, deadlines, and overall performance standards.
Utilized data-driven insights to inform decision-making throughout the commissioning process, leading to more accurate projections and efficient resource allocation.
Provided technical guidance to team members on complex issues, contributing to their professional growth and development.
Develop and manage test plans for the pre-commissioning phases of the new process plant facilities.
Lead and support all activities through the process plant commissioning phase.
Developed training and processes for new equipment.
Prepared reports and communicated commissioning activities to stakeholders.

Process Senior Specialist Basic Engineering

HVL Smelter Modernization Project, SNC Lavalin for ENAMI Fundición Hernán Videla Lira

01.2018 - 08.2018

Develop a mass and energy balance model (METSIM) for the new HVL Smelter that incorporates new Chinese Bottom Blowing Technology (SKS & BCC)
Plant design for new Smelter Plant and Acid Plant

Process Senior Specialist Basic Engineering

Sterlite Copper Smelter Project II, Gas Cleaning Technology (GCT) for Vedanta Resouces PLC

11.2017 - 07.2018

Develop a mass and energy balance model (METSIM) for the 400 KTPY Copper Smelter, 450 KTPY Copper refinery, 5900 TPD of Sulfuric Acid Plant, 800 TPD of Phosphoric Acid Plant
Plant design for new Smelter Plant and Acid Plant

Process Senior Specialist Detail Engineering

Detail Engineering Project “Reducing Anode Furnaces Smoke Opacity on Caletones Smelter”, SNC Lavalin for Codelco Chile El Teniente Division

11.2017 - 07.2018

Chemical characterization of the gas generated in the different operational stages of the anodes furnaces from the mouth of gases to the Evaporative Cooling Towers
Plant design for new gas handling system.

Process Senior Specialist

Early Works Engineering Project “Smoke Reduction Anodes Furnaces of the Caletones Smelter (ROHHA”, Jacobs for Codelco Chile El Teniente Division

08.2016 - 12.2016

Chemical characterization of the gases generated in the different operational stages of the anodes furnaces from the mouth of gases to the Evaporative Cooling Towers
Process analysis and optimization of the furnaces operation

Process Commissioning Superintendent

Las Bambas, Sedgman Chile SpA to MMG Limited

07.2015 - 07.2016

Develop and manage test plans for the pre-commissioning and commissioning phases
Lead and support all activities to the commissioning phase of the process plant
Track test pack progress
Work with project contractors and subcontractors to ensure compliance with commissioning advance plans
Production of 400,000 metric tons per year of copper and 13,500 metric tons per year of molybdenum in concentrate

Process Specialist

Pre-Feasibility Engineering Study “Improvement of Gas Cleaning Plant Nº1 (PLG Nº1)”, Foster Ing for Codelco Chile El Teniente Division

01.2015 - 06.2015

Mass and energy balance of smelter and acid plant

Process Leader

Pre-Feasibility Study “Implement a Complex Copper Smelter and refinery in Ecuador”, SNC Lavalin for Coordinator Ministry of Strategic Sectors of Ecuador

06.2014 - 12.2014

Conceptual engineering study that serves to support the evaluation of a Pre-Feasibility stage , a commercial and business strategy study to analyse the economic viability of the plant

Process Leader

Pre-Feasibility Study “Modernization and Reducing Emissions (SO2 & As) at Hernan Videla Lira Smelter”, SNC Lavalin for ENAMI

01.2014 - 06.2014

Study of technological alternatives (CT, ISASMELT, AUSMELT, BBR) for support the modernization process of HVL smelter and the process of reducing emissions of SO2 and As

Process Specialist

Pre-Feasibility Study “Smelter Slag Flotation Project”, Fluor Chile for Anglo American Chile

06.2013 - 11.2013

Study of cooling primary smelter slag in pots and beds and conventional flotation of copper concentrate production

Process Consultant

Current Operational Diagnosis of Potrerillos Smelter and Basic Engineering Review of Smelter Gases Management, Foster Ing for Codelco Chile Salvador Division

01.2013 - 06.2013

Chemical characterization of the gas generated in the different operational stages of the Smelter
Process analysis and optimization of the furnaces operation

Process Leader

Pre-Feasibility Study “Modernization and Reducing Emissions (SO2 & As) at Hernan Videla Lira Smelter”, SNC Lavalin for ENAMI

01.2013 - 05.2013

Study of technological alternatives (CT, ISASMELT, AUSMELT, BBR) for support the modernization process of HVL smelter and the process of reducing emissions of SO2 and As

Process Senior Specialist

Sierra Gorda Engineering Project “Copper-Molybdenum Project”, Fluor Chile for Quadra FNX Mining Ltd.

08.2011 - 11.2012

Analysis and design process for primary, secondary and tertiary crushing with high pressure grinding rolls (HPGRs), ball and conventional flotation to produce a bulk-copper-molybdenum concentrate

Process Specialist

Escondida Ore Access Project, Fluor Chile for Barrick Gold

04.2011 - 07.2011

Development and preparation of project operation costs (OPEX)

Process Specialist

Pascua Lama Project, Fluor Chile for BHP Billiton Minera Escondida

01.2009 - 03.2011

Basic and Detailed Engineering for concentrator plant, agitation leaching, counter-current decantation, metal recovery in a Merrill-Crowe zinc precipitation circuit and smelter

Process Specialist

Quebrada Blanca Expansion Project, Fluor Chile for Minera Teck Cominco Chile Corporation

11.2008 - 01.2009

Basic and Detailed Engineering for concentrator plant, agitation leaching, counter-current decantation, metal recovery in a Merrill-Crowe zinc precipitation circuit and smelter

Process Commissioning Lead

San Bartolome Project, Fluor Chile to Empresa Minera Manquiri

06.2008 - 10.2008

Pre-operational testing (pre-commissioning and wet commissioning)
Coordinate the Process/Piping area
Perform statistical data analysis
Main process facilities consist of grinding (SAG Mill) followed by agitation leaching, counter-current decantation (CCD), and final metal recovery in a Merrill-Crowe zinc precipitation circuit.

Process Specialist

Feasibility Study “Cost Confirmation for Stage 3, Conga Project”, Fluor Chile for Newmont Mining Corp.

05.2008 - 06.2008

Review and cost confirmation

Process Commissioning Lead

Gold Mill Project, Fluor Chile to Yanacocha Mining of Newmont Mining Corp

06.2007 - 04.2008

Develop and manage test plans for the pre-commissioning and commissioning phases
Lead and support all activities to the commissioning phase of the process plant
Track test pack progress
Work with project contractors and subcontractors to ensure compliance with commissioning advance plans
Gold-Leach process plant for a production capacity of 90 ktpd copper concentrate

Process Specialist

Feasibility Study “El Morro Project”, Fluor Chile for Xstrata Copper Chile S.A.

01.2007 - 06.2007

Development of Process Design Criteria, major mass flow/capacity, Flowsheets preparation, Process equipment sizing and data sheets preparation. Coordinate and review the studies for: Pilot Plant testwork, flotation testwork, tailing disposal, concentrate filter plant & copper concentrate transport. Preparation of Operational Cost for the project.

Process Specialist

Trade-Off Study “EIMINCO-FURE Project”, Fluor Chile for Codelco Chile, Codelco Norte Division

08.2006 - 10.2006

Value engineering review of EIMINCO-FURE project and trade-off of ore concentrate with high contents of arsenic through roasting in a fluidized bed and smelting converting of concentrate with high contents of As

Process Commissioning Lead and Area Coordinator

Ilo Smelter Modernization Project, Fluor Chile to Southern Peru Copper

06.2005 - 08.2006

Develop and manage test plans for the pre-commissioning and commissioning phases
Lead and support all activities to the commissioning phase of the process plant
Track test pack progress
Coordination between engineering/construction and vendors
Lead and support all activities to the commissioning phase of the process plant
Track test pack progress

Process Specialist

Ilo Copper Smelter Modernization Project, Fluor Chile for Southern Peru Copper

02.2004 - 05.2005

Mass and energy balance model of the global process for the new smelter focused on the new smelting process with Isasmelt technology.
Development of flow sharts, P&ID`s review and process control

Process Specialist

Chagres Smelter Staged Expansion Project, CADE-IDEPE for Compañía Minera Disputada de las Condes

06.2003 - 01.2004

Study of process alternatives for expanding the smelting capacity of the Chagres Smelter

Process Engineer

Lithium Chlorine Project, CADE-IDEPE for Soquimich

03.2003 - 05.2003

Mass and energy balances, purification of lithium carbonate

Process Engineer

Arsenic Effluents Treatment Study, CADE-IDEPE for Codelco Chile, Chuquicamata Division

07.2002 - 02.2003

Study of alternatives of processes in use or under development for arsenic abatement in tailings

Process Engineer

Arsenic Balance Auditing Study, CADE-IDEPE for Codelco Chile, Chuquicamata Division

02.2002 - 06.2002

Study of alternatives of processes in use or under development for arsenic abatement in tailings

Process Engineer

Study for the Optimization of Chagres Smelter, CADE-IDEPE for Anglo American Chile

11.2001 - 01.2002

Conceptual and basic engineering study of operating alternatives as a result of increase in the concentrate smelting capacity

Process Specialist

Potrerillos Smelter Technological Change Project, CADE-IDEPE for Codelco Chile El Salvador Division

07.2000 - 12.2001

Basic engineering. Review and updating of basic engineering due to a change in the smelting capacity from 620 ktpy to 680 ktpy

Process Specialist

Chuquicamata Smelter Decontamination Project, 2nd Stage, CADE-IDEPE for Codelco Chile, Chuquicamata Division

04.2001 - 10.2001

Detailed Engineering. Preparation of operations and maintenance manuals and start-up of new equipment in the Chuquicamata Smelter
Development of self-instructions course on multimedia techniques emphasizing the modification and inclusion of new technologies to the Chuquicamata Smelter Decontamination Project
Modeling of acid plants in the Chuquicamata Smelter and analysis for handling new thermal loads due and increase in the SO2 concentration in the incoming gas to the smelter and an increase in the acid product concentration

Process Specialist

Chagres Smelter Optimization Project, CADE-IDEPE for Compañía Minera Disputada de las Condes

01.2001 - 03.2001

Modelling of Chagres Acid Plant with double absorption and analysis for handling new thermal loads due to an increase in the concentration in the plants incoming gas

Process Specialist Engineer

Codelco Chile El Teniente Division, Subgerencia Ingenieria, Engineering Services Department

08.1998 - 06.2000

Caletones Smelter Capacity Expansion Project. Basic Engineering. Development of a process model for Caletones Smelter in a Metsim software. Process analysis.
Prefeasibility Study to Implement Teniente Technology in the Sumz Smelter Processes in Exchange for the Reverberatory Furnaces. Development of copper concentrate smelting-converting and slag cleaning alternatives.
Comparative Study of the Use of Fine Coal versus Fuel Oil in Slag Cleaning Furnaces.
Future and Existing Operation Characterization of Teniente type Converters (Garr-Gun) and Future Operations. Basic engineering Teniente Converter Adaptation Project.
Profile Study, Adaptation of Peirce-Smith Converters to Slag Cleaning Furnaces, Ilo Smelter Peru.
Conceptual Study of Spike System (Mitsubishi type) in Teniente Converter. Development of process area CADE-IDEPE for Codelco Chile, El Teniente Division. Basic engineering.
Rusterburg Platinum Mines Limited, Prefeasibility Study of El Teniente Technology Applied at Waterval Smelter.
Codelco Chile, El Teniente Division, Potrerillos Smelter Technological Change Project (CTP). Technical consultancy for the Engineering Services Department. Preparation of the document “Process Design Criteria for the CTP Project”.

Process Engineer

Potrerillos Smelter Technological Change Project Phase II, CADE-IDEPE for Codelco Chile El Salvador Division

04.1998 - 07.1998

Basic engineering. Determination of yearly sulfur, arsenic and particulate material emissions for the environmental impact assessment

Process Engineer

Potrerillos Smelter Diagnosis and Recommendations for Optimization of Operations Management, CADE-IDEPE for Codelco Chile El Salvador Division

02.1998 - 04.1998

Smelter modeling to determine the critical operational rates and simulations of alternatives for increasing the global recovery of Cu in the Smelter.

Process Engineer

Feasibility Study for Refurbishing of the Luanshya Smelter and Acid Plant, CADE-IDEPE for Corporation of Zambia PLC a Member of Binani Group of Company Roan Antelope Mining

08.1997 - 01.1998

Conceptual engineering for replacement of a reverberatory furnace by Teniente technology and/or CONTOP technology with acid plant.

Associate Researcher

Mining and Metallurgical Research Centre (CIMM), Research Department, Extractive Metallurgical Division

03.1987 - 07.1997

Codelco Chile, El Teniente Division. Determination of impurities distribution in copper smelting converting process study for figuring out the mass distribution of As, Sb, Bi, Pb, Zn in copper smelting-converting processes under various operating scenarios.
Codelco Chile, Chuquicamata Division. Refinery Area-Precious Metal Plant. Analysis and optimization of filtering and roasting of decopperized anode slimes process in a tray furnace.
Codelco Chile, El Salvador Division, Molybdenite Roast Furnace Capacity Expansion. Transfer ladles coated with fireproof material, Phase I, modeling Study for determining the environmental benefits of applying a fireproof coating to the transfer ladles through a mathematical model for diffusing gas into liquid (fugitive emissions).
Codelco Chile, Chuquicamata Division, Prefeasibility Study for Potrerillos Smelter Master Plan. Conceptual Engineering for process discipline involving mathematical modeling and simulation of various operating scenarios to the Potrerillos Smelter, based on Metsim computer platform and on DIMPROF software.
Principal Researcher
Codelco Chile, Chuquicamata Division, Molybdenite Roast Furnace Capacity Expansion. Modeling of fixed type kinetic phenomenology for molybdenite roasting in a multiple-hearth roasting furnace, executed in the Aspen Plus simulation platform.
Codelco Chile, El Salvador Division, Behavior and Effects of Zinc on Copper Smelting and Converting Process.
Codelco Chile, Chuquicamata Division, Evaluation and Characterization of Fugitive Gases per Operations Units in The Chuquicamata Smelter. Determination, through measurements and mathematical model representing the mass transfer in the process of gas absorption into liquid with a quick chemical reaction.
Codelco Chile, El Teniente Division, Distribution of Impurities in the Smelting-Converting Processes of Caletones Smelter. Study of the behavior of impurities As, Sb, Bi, Pb, Zn, Se and Te in the smelting and smelting-converting processes of Caletones Smelter.
Codelco Chile, Chuquicamata Division, Characterization of Fugitive Gases at Chuquicamata Smelter. Determination via mass and thermal balances of process gas coming from the various operating reactors and of direct measurements thereof. Evaluation of process emissions captured by the gas handling system the fugitive. Development of a mathematical model to determine emissions by outlets, drainage chutes, transfer ladles and hoods.
Codelco Chile, El Teniente Division, Distribution of Impurities in the Smelting-Converting Processes, Ventanas Smelter Expansion. Determination of behavior of impurities such as As, Sb, Pb, Zn, Hg, Cd and Cl throughout the copper smelting-converting process.
Codelco Chile, Chuquicamata Division, Behavior and Distribution of Impurities in Pyrometallurgy. Thermodynamics study and mathematical predictive modeling of the behavior and distribution of relevant impurities the various copper smelting-converting processes (As, Sb, Bi, Zn, Pb, Se, Te, Ni). Research program, Codelco Chile, Chuquicamata Division-CIMM. Development of a predictive software on the behavior of impurities: As, Sb, Bi, Zn, Pb, Se, Te and Ni for DIMPROF copper smelting-converting processes.
Compañía Minera El Indio, Theoretical Analysis of Minera El Indio Concentrate Roasting. Thermodynamics study to determine the behavior and removal of arsenic and antimony during the roasting process.
Codelco Chile, Chuquicamata Division, Alternative for Reducing Elemental Sulfur in Gas Evacuated Reverberatory Furnace 4.
Empresa Nacional de Mineria, Las Ventanas Smelter. Metallurgical principles of sanctions to be applied to concentrates with high levels of Zn, Pb, and Sn; mathematical modeling of global mass balance of Zn, Pb and Sn;
Principal Researcher
Codelco Chile, El Salvador Division, Study of Submerged Burner and Burner Over Liquid slag in a TC Furnace. Fluid dynamic study and mass and heat transfer for Potrerillos Smelter.
Compania Minera Disputada de Las Condes, Review of State of the Art of Copper Smelter Operations in Mexico, the United States and Canada.
Fondo Nacional de Investigacion Cientifica y Tecnologica, FONDECYT. Thermodynamics data base for the quinary system Cu-Fe-S-O-SiO2 to be applied to the copper smelter. Researcher in a project financed and sponsored by the state-agency for scientific and technological development, Fondo Nacional de Desarrollo Científico y Tecnológico; modeling of thermodynamics systems with associated solution models and software development.

Education

Metallurgical Engineer -

University of Santiago Chile

01.1987

Bachelor Degree - Engineering Sciences

University of Santiago Chile

01.1986

Skills

Microsoft Office package: Microsoft Word, Excel, Access

METSIM Modeling Software, ASPEN-Plus Modeling Software

Languages

English: Written and spoken, middle level

Spanish: Mother

Timeline

Process Commissioning Leader

Phase Canada Consulting Inc.

04.2022 - 09.2023

Process Senior Specialist Basic Engineering

HVL Smelter Modernization Project, SNC Lavalin for ENAMI Fundición Hernán Videla Lira

01.2018 - 08.2018

Process Senior Specialist Basic Engineering

Sterlite Copper Smelter Project II, Gas Cleaning Technology (GCT) for Vedanta Resouces PLC

11.2017 - 07.2018

Process Senior Specialist Detail Engineering

Detail Engineering Project “Reducing Anode Furnaces Smoke Opacity on Caletones Smelter”, SNC Lavalin for Codelco Chile El Teniente Division

11.2017 - 07.2018

Process Senior Specialist

Early Works Engineering Project “Smoke Reduction Anodes Furnaces of the Caletones Smelter (ROHHA”, Jacobs for Codelco Chile El Teniente Division

08.2016 - 12.2016

Process Engineer Consultant

Freelancer

03.2016 - Current

Process Commissioning Superintendent

Las Bambas, Sedgman Chile SpA to MMG Limited

07.2015 - 07.2016

Process Specialist

Pre-Feasibility Engineering Study “Improvement of Gas Cleaning Plant Nº1 (PLG Nº1)”, Foster Ing for Codelco Chile El Teniente Division

01.2015 - 06.2015

Process Leader

Pre-Feasibility Study “Implement a Complex Copper Smelter and refinery in Ecuador”, SNC Lavalin for Coordinator Ministry of Strategic Sectors of Ecuador

06.2014 - 12.2014

Process Leader

Pre-Feasibility Study “Modernization and Reducing Emissions (SO2 & As) at Hernan Videla Lira Smelter”, SNC Lavalin for ENAMI

01.2014 - 06.2014

Process Specialist

Pre-Feasibility Study “Smelter Slag Flotation Project”, Fluor Chile for Anglo American Chile

06.2013 - 11.2013

Process Consultant

Current Operational Diagnosis of Potrerillos Smelter and Basic Engineering Review of Smelter Gases Management, Foster Ing for Codelco Chile Salvador Division

01.2013 - 06.2013

Process Leader

Pre-Feasibility Study “Modernization and Reducing Emissions (SO2 & As) at Hernan Videla Lira Smelter”, SNC Lavalin for ENAMI

01.2013 - 05.2013

Process Senior Specialist

Sierra Gorda Engineering Project “Copper-Molybdenum Project”, Fluor Chile for Quadra FNX Mining Ltd.

08.2011 - 11.2012

Process Specialist

Escondida Ore Access Project, Fluor Chile for Barrick Gold

04.2011 - 07.2011

Process Specialist

Pascua Lama Project, Fluor Chile for BHP Billiton Minera Escondida

01.2009 - 03.2011

Process Specialist

Quebrada Blanca Expansion Project, Fluor Chile for Minera Teck Cominco Chile Corporation

11.2008 - 01.2009

Process Commissioning Lead

San Bartolome Project, Fluor Chile to Empresa Minera Manquiri

06.2008 - 10.2008

Process Specialist

Feasibility Study “Cost Confirmation for Stage 3, Conga Project”, Fluor Chile for Newmont Mining Corp.

05.2008 - 06.2008

Process Commissioning Lead

Gold Mill Project, Fluor Chile to Yanacocha Mining of Newmont Mining Corp

06.2007 - 04.2008

Process Specialist

Feasibility Study “El Morro Project”, Fluor Chile for Xstrata Copper Chile S.A.

01.2007 - 06.2007

Process Specialist

Trade-Off Study “EIMINCO-FURE Project”, Fluor Chile for Codelco Chile, Codelco Norte Division

08.2006 - 10.2006

Process Commissioning Lead and Area Coordinator

Ilo Smelter Modernization Project, Fluor Chile to Southern Peru Copper

06.2005 - 08.2006

Process Specialist

Ilo Copper Smelter Modernization Project, Fluor Chile for Southern Peru Copper

02.2004 - 05.2005

Process Specialist

Chagres Smelter Staged Expansion Project, CADE-IDEPE for Compañía Minera Disputada de las Condes

06.2003 - 01.2004

Process Engineer

Lithium Chlorine Project, CADE-IDEPE for Soquimich

03.2003 - 05.2003

Process Engineer

Arsenic Effluents Treatment Study, CADE-IDEPE for Codelco Chile, Chuquicamata Division

07.2002 - 02.2003

Process Engineer

Arsenic Balance Auditing Study, CADE-IDEPE for Codelco Chile, Chuquicamata Division

02.2002 - 06.2002

Process Engineer

Study for the Optimization of Chagres Smelter, CADE-IDEPE for Anglo American Chile

11.2001 - 01.2002

Process Specialist

Chuquicamata Smelter Decontamination Project, 2nd Stage, CADE-IDEPE for Codelco Chile, Chuquicamata Division

04.2001 - 10.2001

Process Specialist

Chagres Smelter Optimization Project, CADE-IDEPE for Compañía Minera Disputada de las Condes

01.2001 - 03.2001

Process Specialist

Potrerillos Smelter Technological Change Project, CADE-IDEPE for Codelco Chile El Salvador Division

07.2000 - 12.2001

Process Specialist Engineer

Codelco Chile El Teniente Division, Subgerencia Ingenieria, Engineering Services Department

08.1998 - 06.2000

Process Engineer

Potrerillos Smelter Technological Change Project Phase II, CADE-IDEPE for Codelco Chile El Salvador Division

04.1998 - 07.1998

Process Engineer

Potrerillos Smelter Diagnosis and Recommendations for Optimization of Operations Management, CADE-IDEPE for Codelco Chile El Salvador Division

02.1998 - 04.1998

Process Engineer

Feasibility Study for Refurbishing of the Luanshya Smelter and Acid Plant, CADE-IDEPE for Corporation of Zambia PLC a Member of Binani Group of Company Roan Antelope Mining

08.1997 - 01.1998

Associate Researcher

Mining and Metallurgical Research Centre (CIMM), Research Department, Extractive Metallurgical Division

03.1987 - 07.1997

Bachelor Degree - Engineering Sciences

University of Santiago Chile

Metallurgical Engineer -

University of Santiago Chile

Publications

2009 “Comparative Analysis Between Desalinated and Non Desalinated Seawater for a Concentrator”. Procemin 2009, VI International Mineral Processing Seminar. Santiago, Chile.
2006 “Isasmelt Copper Converting: A Review of Possibilities and Challenges”. Sohn International Symposium on Advanced Processing of Metals and Materials: Principles, Technologies and Industrial Practice, TMS (The Minerals, Metals & Materials Society).
2005 “Thermodynamics of Converting High-Impurity Copper Matte”. Presented in the First Extractive Metallurgy Operator’s Conference, Australasian Institute of Mining & Metallurgy (Ausimm), Brisbane, Australia.
1996 “Use of a Predictive Software as a Support to the Operative and Environmental Pyrometallurgy Management”. Clean Technology for the Mining Industry, Santiago, Chile.
1995 “Use of a Predictive Model for Impurity Behavior at the Chuquicamata Smelter”. Copper’95, Santiago, Chile.
“Distribution of Harmful Impurities in Copper Smelting and Converting Computer Simultion”. Pyrometallurgy ’95, Cambridge, United Kingdom.
1989 “Thermodynamics Modelling of Copper Smelting System Using a Personal Computer”. Third Biennial Conference and Workshops on Computer Software for Chemical and Extractive Metallurgy Calculation. University of Missouri Rolla.
“Base de Datos Termodinámicos del Sistema Quinario Cu-Fe-S-O-SiO2 para Aplicación a la Fundición de Cobre”. FONDECYT Project 407