209th ECS Meeting - Denver, Colorado

May 07 - May 12, 2006

PROGRAM INFORMATION
 

Q3 - Electrochemistry in Mineral and Metal Processing VII

Industrial Electrolysis and Electrochemical Engineering
 

Monday, May 8, 2006

Governor's Square 15, Concourse Level

Electrochemistry of Flotation

Co-Chairs: R. Woods and P. Nowak
TimeAbs#Title and Authors
10:00 897 Electrochemical Study of a Flotation Zinc Concentrate in Sulfuric Acid J. Nava and I. González (Universidad Autónoma Metropolitana-Iztapalapa)
10:20 898 Electrochemical Studies on Heazelwoodite Flotation from Inco Matte R. Rao and J. Finch (McGill University)
10:40 Intermission (20 Minutes)
11:00 899 Improving the Flotation Behaviour of a Sulphide Ore by Controlling Electrochemical Interactions during Grinding S. Grano (University of South Australia) and G. Huang (Magotteaux Australia)
11:20 900 Single Particle Microelectrodes for Electrochemical Analysis of Sulphide Flotation Processes J. D. Miller and T. Vermaak (University of Utah)
11:40 901 Eletroctrochemical Study of the Interaction Galvanic between Pyrite and Arsenopyrite through Measurements of Electrode Potentials and Determinations of Contact Angle M. Monte (CETEM), C. Albuquerque Jr and A. Dutra (Federal University of Rio de Janeiro)
 

Electrochemical interactions in Flotation & Leaching

Co-Chairs: A. Buckley and Y. Mikhlin
TimeAbs#Title and Authors
14:00 902 Use of an Evaporated Gold SERS Substrate to Detect 2-Mercaptobenzothiazole on Sulfide Mineral Surfaces. G. A. Hope, F. Buckley (Griffith University), R. Woods (Monash University) and K. Watling (Griffith University)
14:20 903 A SERS Investigation of the Interaction of Sulfur with Gold K. Watling, G. Parker, G. A. Hope and R. Woods (Griffith University)
14:40 904 Frequency Changes Observed with the EQCM Resulting from Hydrophilic/Hydrophobic Transitions R. Woods (Monash University) and M. I. Jeffrey (CSIRO Minerals)
15:00 905 Surface Stoichiometry of Lead Sulfide and the Sorption of Xanthates P. Nowak (Polish Academy of Sciences)
15:20 Intermission (20 Minutes)
15:40 906 Specific Characteristics of Noble Metal Nanoparticles on Sulfide Minerals Observed by XPS and STS Y. L. Mikhlin, A. Romanchenko (Institute of Chemistry and Chemical Technology of SB RAS), L. Makhova and R. Szargan (Wilhelm-Ostwald-Institut, Universität Leipzig)
16:00 907 XPS, Static SIMS and NEXAFS Spectroscopic Investigation of Thiol Adsorption on Metals and Metal Sulfides A. N. Buckley, S. Goh, R. Lamb (University of New South Wales), L. Fan and Y. Yang (NSRRC)
16:20 908 Surface Products on Gold Leached in Ammoniacal Copper(II) Thiosulfate Solution K. Watling, G. A. Hope (Griffith University), M. I. Jeffrey (CSIRO Minerals) and R. Woods (Monash University)
16:40 909 Galvanic Interactions Between Gold and Sulfides During Thiosulfate Leaching M. I. Jeffrey (CSIRO Minerals), C. Chu (Monash University), D. Thompson and P. Breuer (CSIRO Minerals)
 

Tuesday, May 9, 2006

Governor's Square 15, Concourse Level

Electrochemistry of Leaching

Co-Chairs: K. Osseo-Asare and M. Jeffrey
TimeAbs#Title and Authors
14:00 910 The Active-to-passive Transition of Chalcopyrite G. Viramontes-Gamboa and D. G. Dixon (University of British Columbia)
14:20 911 Gold Enhanced Observation of Surface Products in Chalcopyrite Dissolution G. A. Hope, G. Parker (Griffith University) and R. Woods (Monash University)
14:40 912 Reductive Leaching of Chalcopyrite by Aluminum F. Doyle (University of California) and G. Lapidus (Universidad Autónoma Metropolitana-Iztapalapa)
15:00 913 The Electrochemistry of the Leaching Reactions in the Caron Process. I. Anodic Processes. A. N. Nikoloski and M. Nicol (Murdoch University)
15:20 Intermission (20 Minutes)
15:40 914 Electrochemical Characterization of Galena under Simulated Carbonate Rich Weathering Conditions R. H. Lara, M. Monroy and R. Cruz (Universidad Autonoma de San Luis Potosi)
16:00 915 Electrochemical Aspects of the Nitric Acid Leaching of Lead Sulfide Concentrates: on the way to a Highly Effective Method for Pb Recovery Y. L. Mikhlin, A. Kholmogorov, G. Pashkov and E. Mikhlina (Institute of Chemistry and Chemical Technology of SB RAS)
16:20 916 Model Predictions of Metal Leaching from Waste Electrical and Electronic Equipment (WEEE) in Chlorine-containing Acidic Aqueous Chloride G. Kelsall, C. Cheng and A. Robson (Imperial College London)
16:40 917 The Effect of Dissolved Cobalt on the Anodic Behavior of Iron in Aqueous Ammoniacal Solution K. Osseo-asare (Penn State University), Y. Kho (Korea Gas Co.) and H. Pickering (Penn State University)
17:00 918 A Rotating Disc Electrochemical Dual Autoclave for the Study of Electrochemistry and Leaching at High Temperature and Pressure I. Lazaro (Universidad Autonoma de San Luis Potosi) and M. I. Jeffrey (CSIRO Minerals)
 

Exhibit Hall, Concourse Level

Tuesday Evening Poster Session

Co-Chairs: S. Grano
TimeAbs#Title and Authors
o 919 The Influence of Galena Galvanic Interaction on the Reactivity of Chalcopyrite Flotation Concentrate D. Nava (Universidad Autónoma Metropolitana Iztapalapa) and I. González (Universidad Autónoma Metropolitana-Iztapalapa)
 

Wednesday, May 10, 2006

Governor's Square 15, Concourse Level

Electrodeposition I

Co-Chairs: G. Hope and I. Lazaro
TimeAbs#Title and Authors
10:00 920 The Effect of Additives on the Electroless Deposition of Gold from a Thiosulfate - Ascorbic Acid Bath M. I. Jeffrey (CSIRO Minerals) and A. Angstetra (Monash University)
10:20 921 EQCM Study of the Influence of Copper Ions on the Adsorption of Polyethylene Glycol and Bis(sodiumsulfopropyl) Disulfide at a Copper Cathode F. Doyle (University of California), R. Ding, X. Zhang and J. Evans (University of California, Berkeley)
10:40 Intermission (20 Minutes)
11:00 922 Electrodeposition of Iron in Aqueous Ferrous Sulfate Solution: Effect of the Ammonium Ion K. Osseo-asare, M. Deelo and K. Weil (Penn State University)
11:20 923 The Rotating Cylinder Electrode to Study Electrochemical Processes C. P. Fabian (James Cook University), P. Mandin (LECA UMR CNRS 7575), M. Ridd and M. Sheehan (James Cook University)
11:40 924 Gold Electrowinning from Acidic Aqueous Chloride in a Packed Bed Electrode G. Kelsall, C. Cheng (Imperial College London), M. Diaz (Earth & Environmental UK Ltd, AMEC) and A. Robson (Imperial College London)
 

Electrodeposition II

Co-Chairs: G. Kelsall and F. Doyle
TimeAbs#Title and Authors
14:00 925 The Electrocrystallization Behavior of the Copper Deposit Plated in Sulfuric Acid Bath with Various Concentrations of Thiourea and Chloride Ions J. H. Chang (Chang Gung University) and C. Huang (professor)
14:20 926 Evaluation of the Effects of Additives, Pulsing, and Temperature on Morphology of Copper Electrodeposited from Halide Media M. Free, R. Bhide, A. Rodchanarowan and N. Phadke (University of Utah)
14:40 927 Cathode Guides for Conventional Copper Electrorefining Reactors Employing Starter Sheet Cathodes E. Guerra (Laurentian University) and J. Shepherd (McGill University)
15:00 928 Electrochemical Study of Copper Reduction from Ammonia - Chloride Solutions R. Cruz (Universidad Autonoma de San Luis Potosi) and J. Vazquez (UASLP)
15:20 Intermission (20 Minutes)
15:40 929 Development and Scale-up of the FFC Cambridge Process D. Hodgson (Metalysis), D. Fray (University of Cambridge), L. Slevin, D. Jackson, A. Fones and I. Mellor (Metalysis)
16:00 930 Development of Inert Anode Materials for Electrowinning in Chloride Melts K. McGregor, E. Frazer, A. Urban, M. Pownceby and R. Deutscher (CSIRO Minerals)
16:20 931 Density, Viscosity and Conductivity of Tetra-alkyl Phosphonium Ionic Liquids J. W. Vaughan and D. Dreisinger (University of British Columbia)
16:40 932 Electrochemical Preparation of Fe-Mn Alloy Film in Organic Bath. G. A. Hope, P. Liu (Griffith University), Q. Yang, G. Li and Y. Tong (Sun Yat Sen University)
17:00 933 Formation Processes of Chemically Deposited Copper Sulfide Thin Films C. G. Munce, G. Parker and G. A. Hope (Griffith University)
17:20 934 Characterization of Cr-Ni Multilayers Obtained from the Trivalent Chromium-nickel Bath by using Pulse-current Plating C. Y. Chen, C. Hsu and U. Liu (Chang Gung University)
17:40 Concluding Remarks (5 Minutes)