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Rafael Padilla Duran

Full Professor

UNIVERSIDAD DE CONCEPCIÓN

Concepción, Chile

Extractive Metallurgy, Pirometalurgy and e Hydrometalurgy; Kinetics and thermodynamics of metallurgical Processes, solid - fluid reactions

METALLURGY, UNIVERSITY OF UTAH. Estados Unidos, 1984
Metallurgy, UNIVERSITY OF UTAH. Estados Unidos, 1977

Professor Full Time

UNIVERSIDAD DE CONCEPCION

Engineering

Concepcion, Chile

1986 - A la fecha
Adjunct Professor Full Time

Technical University of Oruro

Engineering

Oruro, Bolivia

1978 - 1979
Profesor Titular Full Time

UNIVERSIDAD DE CONCEPCION

Ingenieria

Concepción, Chile

1988 - A la fecha


Dissolution kinetics of marmatite in sulfuric acid-ferric sulfate‑sodium chloride‑oxygen media at atmospheric pressure Article SCOPUS Hydrometallurgy (2022)
Mechanism and Kinetics of Stibnite Dissolution in H2SO4-NaCl-Fe(SO4)1.5-O2 Article SCOPUS Minerals (2022)
Kinetics of carbothermic reduction of marmatite in presence of lime Article SCOPUS Transactions of Nonferrous Metals Society of China (English Edition) (2020)
Solvent extraction of copper from sulfate-chloride solution using mixed and modified hydroxyoxime Extractants LIX 84-IC and LIX 860-IC modified hydroxyoxiime extractants Article ISI Minerals Engineering (2020)
Mechanism and Kinetics of Stibnite Chloridizing with Calcium Chloride-Oxygen at 500 degrees C to 650 degrees C Padilla R. Article ISI SCOPUS Metallurgical and Materials Transactions B: Process Metallurgy and Materials Processing Science (2019)
Solvent extraction of copper from sulfate-chloride solution using LIX 84-IC and LIX 860-IC modified hydroxyoxiime extractants Article ISI MINERAL PROCESSING AND EXTRACTIVE METALLURGY REVIEW (2019)
Effect of chloride ions on the copper extraction using LIX 984N and acorga M5910 Ruiz M.C.; Risso J.; Padilla R. Article SCOPUS Minerals, Metals and Materials Series (2018)
Kinetics of the Cupric Catalyzed Oxidation of Fe-II by Oxygen at High Temperature and High Pressure Ruiz M.C.; Jerez O.; Padilla R. Article ISI SCOPUS MINERAL PROCESSING AND EXTRACTIVE METALLURGY REVIEW (2016)
Digestion kinetics of arsenic removal from enargite-tennantite concentrates Daroch F.; Padilla R. Article ISI SCOPUS Minerals Engineering (2015)
Galvanic Effect of Pyrite on Chalcopyrite Leaching in Sulfate-Chloride Media Ruiz M.C.; Padilla R. Article ISI SCOPUS MINERAL PROCESSING AND EXTRACTIVE METALLURGY REVIEW (2015)
Kinetics of the pressure leaching of enargite in FeSO4-H2SO4-O-2 media Padilla R.; Jerez O. Article ISI SCOPUS Hydrometallurgy (2015)
ANTIMONY PRODUCTION BY CARBOTHERMIC REDUCTION OF STIBNITE IN THE PRESENCE OF LIME Padilla R.; Chambi, LC Article ISI SCOPUS JOURNAL OF MINING AND METALLURGY SECTION B-METALLURGY (2014)
Kinetics of Copper Removal from Sulfidized Molybdenite Concentrates by Pressure Leaching Padilla R.; Opazo C.; Ruiz M.C. Article ISI SCOPUS Metallurgical and Materials Transactions B: Process Metallurgy and Materials Processing Science (2014)
KINETICS OF STIBNITE (Sb2S3) OXIDATION AT ROASTING TEMPERATURES Padilla R.; Aracena Ã. Article ISI SCOPUS JOURNAL OF MINING AND METALLURGY SECTION B-METALLURGY (2014)
Selective arsenic removal from enargite by alkaline digestion and water leaching Ruiz M.C.; Grandon L.; Padilla R. Article ISI SCOPUS Hydrometallurgy (2014)
Kinetics of copper dissolution in the purification of molybdenite concentrates by sulfidation and leaching Padilla R.; Letelier, H Article ISI SCOPUS Hydrometallurgy (2013)
Reaction Mechanism and Kinetics of Enargite Oxidation at Roasting Temperatures Padilla R.; Aracena Ã.; Ruiz M.C. Article ISI SCOPUS Metallurgical and Materials Transactions B: Process Metallurgy and Materials Processing Science (2012)
Chalcopyrite leaching in sulfate-chloride media at ambient pressure Montes, KS; Padilla R. Article ISI SCOPUS Hydrometallurgy (2011)
Kinetics of the Oxidation of Bismuthinite in Oxygen-Nitrogen Atmospheres Padilla R.; Villa R.; Reddy, RG Article ISI SCOPUS Metallurgical and Materials Transactions B: Process Metallurgy and Materials Processing Science (2011)
Mechanism of enargite pressure leaching in the presence of pyrite Vera, MV; Padilla R. Article ISI SCOPUS Hydrometallurgy (2011)
Copper and arsenic dissolution from chalcopyrite-enargite concentrate by sulfidation and pressure leaching in H2SO4-O-2 Padilla R.; Rodriguez G. Article ISI SCOPUS Hydrometallurgy (2010)
High-Temperature Volatilization Mechanism of Stibnite in Nitrogen-Oxygen Atmospheres Padilla R.; Ramirez G. Article ISI SCOPUS Metallurgical and Materials Transactions B: Process Metallurgy and Materials Processing Science (2010)
Copper extraction from white metal by pressure leaching in H2SO4-FeSO4-O-2 Gallardo E.; Padilla R. Article ISI SCOPUS Hydrometallurgy (2009)
Kinetics of copper dissolution from sulfidized chalcopyrite at high pressures in H2SO4-O-2 Padilla R.; Pavez P. Article ISI SCOPUS Hydrometallurgy (2008)
Kinetics of pressure dissolution of enargite in sulfate-oxygen media Padilla R.; Rivas C.A. Article ISI SCOPUS Metallurgical and Materials Transactions B: Process Metallurgy and Materials Processing Science (2008)
Effect of variables on the quality of hematite precipitated from sulfate solutions Zapata J.; Padilla R. Article ISI SCOPUS Hydrometallurgy (2007)
Oxygen pressure leaching of white metal Abarzúa E.; Padilla R. Article ISI SCOPUS Hydrometallurgy (2007)
Pressure leaching of sulfidized chalcopyrite in sulfuric acid-oxygen media Padilla R.; Vega D. Article ISI SCOPUS Hydrometallurgy (2007)
Determination of coalescence functions in liquid-liquid dispersions Padilla R. Article ISI SCOPUS Hydrometallurgy (2005)
Leaching of enargite in H2SO4-NaCl-O-2 media Padilla R.; Giron, D Article ISI SCOPUS Hydrometallurgy (2005)
Analysis of breakage functions for liquid-liquid dispersions Padilla R. Article ISI SCOPUS Hydrometallurgy (2004)
Kinetics of the sulfidation of chalcopyrite with gaseous sulfur Padilla R.; Olivares E.; Sohn, HY Article ISI SCOPUS Metallurgical and Materials Transactions B: Process Metallurgy and Materials Processing Science (2003)
Leaching of sulfidized chalcopyrite with H(2)SO(4)-NaCl-O(2) Padilla R.; Zambrano P. Article ISI Metallurgical and Materials Transactions B: Process Metallurgy and Materials Processing Science (2003)
Leaching of sulfidized chalcopyrite with H2SO4-NaCl-O2 Padilla R.; Zambrano P.; Ruiz M.C. Article SCOPUS Metallurgical and Materials Transactions B: Process Metallurgy and Materials Processing Science (2003)
Sulfidation of chalcopyrite with elemental sulfur Padilla R.; Rodriguez M. Article ISI SCOPUS Metallurgical and Materials Transactions B: Process Metallurgy and Materials Processing Science (2003)
Drop size distribution in a batch mixer under breakage conditions Lermanda, P; Padilla R. Article ISI SCOPUS Hydrometallurgy (2002)
Decomposition of enargite in nitrogen atmosphere Padilla R.; Fan Y.; Wilkomirsky I. Article ISI SCOPUS CANADIAN METALLURGICAL QUARTERLY (2001)
Kinetics of the lime enhanced reduction of Cu2S with carbon Padilla R. Article ISI SCOPUS CANADIAN METALLURGICAL QUARTERLY (2001)


Arsenic and antimony removal from copper concentrates by digestion with NaHS-NaOH Ruiz M.C.; Daroch F.; Padilla R. ConferencePaper SCOPUS TMS Annual Meeting (2015)
Copper removal from molybdenite by sulfidation-leaching process Padilla R.; Letelier, H; Ruiz M.C. ConferencePaper SCOPUS TMS Annual Meeting (2013)
Removal of arsenic from enargite rich copper concentrates Ruiz Ma.C.; Bello R.; Padilla R. ConferencePaper SCOPUS TMS Annual Meeting (2013)
DECOMPOSITION AND OXIDATION OF BISMUTHINITE IN NITROGEN-OXYGEN ATMOSPHERES Padilla R.; Villa R. ConferencePaper ISI SCOPUS TMS Annual Meeting (2011)
ENHANCED PRESSURE DISSOLUTION OF ENARGITE USING PYRITE OR FERROUS SULFATE Ruiz M.; Jerez O.; Retamai, J; Padilla R. ConferencePaper ISI TMS2011 SUPPLEMENTAL PROCEEDINGS, VOL 1: MATERIALS PROCESSING AND ENERGY MATERIALS (2011)
DECOMPOSITION/VOLATILIZATION OF ENARGITE IN NITROGEN - OXYGEN ATMOSPHERE Padilla R.; Aracena Ã. ConferencePaper ISI TMS 2010 139TH ANNUAL MEETING & EXHIBITION - SUPPLEMENTAL PROCEEDINGS, VOL 1: MATERIALS PROCESSING AND PROPERTIES (2010)
Pressure leaching of enargite-pyrite concentrates Ruiz M.C.; Padilla R. ConferencePaper SCOPUS TMS Annual Meeting (2010)
VOLATILIZATION OF ANTIMONITE IN NITROGEN-OXYGEN ATMOSPHERES Padilla R.; Ramirez G.; Aracena Ã. ConferencePaper ISI TMS 2010 139TH ANNUAL MEETING & EXHIBITION - SUPPLEMENTAL PROCEEDINGS, VOL 1: MATERIALS PROCESSING AND PROPERTIES (2010)
Precipitation rate of hematite in sulfate media Castillo D.; Padilla R. ConferencePaper ISI EPD CONGRESS 2008 (2008)
Pressure leaching of enargite in sulfate-oxygen media Padilla R.; Rivas C. ConferencePaper ISI EPD CONGRESS 2008 (2008)
Precipitation of hematite from ferrous sulfate solutions: Effects of variables on the quality of the precipitates Zapata J.; Padilla R. ConferencePaper ISI Sohn International Symposium Advanced Processing of Metals and Materials, Vol 6: NEW, IMPROVED AND EXISTING TECHNOLOGIES: AQUEOUS AND ELECTROCHEMICAL PROCESSING (2006)
Pressure leaching of white metal as an alternative to conversion Abarzúa E.; Padilla R. ConferencePaper ISI Sohn International Symposium Advanced Processing of Metals and Materials, Vol 6: NEW, IMPROVED AND EXISTING TECHNOLOGIES: AQUEOUS AND ELECTROCHEMICAL PROCESSING (2006)
Process for converting so 2 to sulfur without generating pollutants through reactions involving BaS and BaSO 4 Savic M.; Padilla R.; Han G. ConferencePaper SCOPUS TMS Annual Meeting (2005)
Environmentally friendly route to copper production: Sulfidation and leaching of chalcopyrite concentrates Padilla R. ConferencePaper ISI METALLURGICAL AND MATERIALS PROCESSING: PRINCIPLES AND TECHNOLOGIES: AQUEOUS AND ELECTROCHEMICAL PROCESSING (2003)
Determination of drop size distributions in a continuous mixer Muller, X; Padilla R. ConferencePaper ISI EPD CONGRESS 2001 (2001)
Sulfidation of chalcopyrite with gaseous sulfur Padilla R.; Torres M. ConferencePaper ISI EPD CONGRESS 2001 (2001)


Preface Jiang T.; Schlesinger M.E.; Padilla R.; Mackey, P. J.; Zhou G. Editorial SCOPUS TMS Annual Meeting (2014)
TMS Annual Meeting: Preface Jiang T.; Masset P.; Yucel O.; Padilla R.; Zhou G. Editorial SCOPUS TMS Annual Meeting (2012)