T. T. Chen Honorary Symposium on Hydrometallurgy, Electrometallurgy and Materials Characterization

Preface xiii

In Honor of Dr. Tzong T. Chen xv

Editors xvii

T.T. Chen Honorary Symposium on Hydrometallurgy, Electrometallurgy and Materials Characterization

Plenary Session

A Review of the Behavior and Deportment of Lead, Bismuth, Antimony and Arsenic in Copper Electrorefining 3
M. Moats, S. Wang, and D. Kim

Technological Overview of Zinc Industry - Now and Future 23
T. Yoshida

The Development of China's Molybdenum Metallurgical Technologies 39
K. Jiang, W. Haibei, Z. Xiaoping, Z. Lei, and B. Zhang

Some Applications of Molecular Recognition Technology (MRT) to the Mining Industry 51
S. Izatt, R. Bruening, and N. Izatt

Copper Electrorefining

METTOP-BRX-Technology - Industrial Application 63
C. Wenzl, A. Filzwieser, andS. Konetschnik

Implementing Wireless Electrolytic Cell Monitoring System at Kennecott Utah Copper for Improved Operational Efficiency 77
A. Rantala, and D. Kim

Autoclave Pressure Oxygen Leaching of Anodic Copper Slimes 91
T. Morris, and L. Navarro

Mechanism and Thermodynamics of Floating Slimes Formation 101
B. Hiskey

Detellurization Process of Copper Anodic Slimes Leach Liquor by Cementation of Tellurium Using Elemental Copper 113
T. Morris, L. Navarro, and W. Read

New Process of Precipitation of Sb and Bi from Copper Electrolytes with PbO2 125
G. Cifuentes, J. Simpson, and C. Vargas

Study of Electrolyte Impurity Precipitates at the Kennecott Refinery 131
J. McAllister, D. Kim, and S. Wang

Copper Refining Electrolyte Purification by the Use of Molecular Recognition Technology (MRT) for Bismuth Removal 141
L. Navarro, W. Read, and T. Morris

Optimizing a Cascading Liberator 151
B. Wesstrom, and O. Araujo

Copper Electrorefining Impurity Evaluation 157
M. Free, J. Mcallister, U. Marshall, M. Marshall, D. Kim, and S. Wang

Base Metal Processing

The Development of China's Copper Primary Smelting Technology 167
K. Jiang, L. Li, Y. Feng, H. Wang, B. Wei, and X. Zou

New Process for Treating SCF Flue Dust at Atlantic Copper 177
G. Rios, J. Vinals, A. Sunyer, and C. Arbizu

Direct Leaching Alternatives for Zinc Concentrates 191
K. Svens

The Effect of Polytetrafluoroethylene on Pressure Oxidation of Chalcopyrite 207
J. Nuo, and E. Guerra

The Effect of Complexing Agents and the Anode Material on the Kinetics of Electro-Assisted Reduction of Chalcopyrite 217
E. Martinez-Jimenez, and G. Lapidus-Lavine

Nickel Smelter Slag Microstructure and Its Effect on Slag Leachability 225
I. Perederiy, V. Papangelakis, and I. Mihaylov

Characterization of Aluminum Cathode Sheets Used for Zinc Electrowinning 239
N. Gao, D. Liu, and M. Mahne

Mechanical Pretreatment of Lead Based Alloy Anode for Zinc Electrowinning 251
T. Aichi, R. Sato, M. Muramatsu, H. Takahashi, and K. Tohji

Duplex Stainless Steel Corrosion in a Zinc Plant Purification Filter Application 263
T. Moore, M. Heximer, and D. Verhelst

Transition Metal Processing

FeTi Alloy Production by Electrolytic Reduction of (Fe, Ti) Oxide Electrode in Molten Calcium Chloride 275
P. Mrutyunjay, A. lizuka, E. Shibata, and T. Nakamura

A New Method for Production of Titanium Dioxide Pigment - Eliminating CO2 Emissions 285
S. Middlemas, Z. Fang, and P. Fan

Extraction of Titanium and Vanadium by Chloride Leach Processes 295
L. Lakshmanan, R. Sridhar, T. Sheikhzeinoddin, M. Halim, and R. Roy

Anion-Exchange Separation of Zr from Hf using Multi-Column Method 303
M. Uchikoshi, K. Mimura, and M. Isshiki

Recovery of Metals from Molybdenite Concentrate by Hydrometallurgical Technologies 315
Y. Wang, K. Jiang, X. Zou, L. Zhang, and S. Liu

Extraction Impurities such as Fe, Ca and Mg from a Titanium Material in Chloride Acid System with Microwave Eenergy Leaching 323
S. Ju, J. Peng, S. Guo, W. Xin, L. Zhou, and M. Huang

Study on Sodium Roasting and Chromium Extracting of Fe-Cr Spinels 333
H. Fang, H. Li, and B. Xie

Precious Metals, Recycling and the Environment

Simulating the Blanking of Preg Robbers in Gold Ores by Treating Activated Carbon with Hard Paraffin Wax 349
G. Van Weert, J. Jiang, O. Wang, and Y. Choi

Dissolution of Platinum, Palladium and Rhodium in 250g/l NaCl Solution 359
K. Lillkung, J. Aromaa, and O. Forsen

Silver Recovery from Complex Concentrates - A Mineralogical Approach 371
J. Ferron

Acid Separation for Impurity Control and Acid Recycle using Short Bed Ion Exchange 383
M. Sheedy, and P. Pajunen

Various Arsenic Treatments in Non-Ferrous Metallurgy and Other Potential Applications 397
T. Fujita, S. Fujieda, K. Shinoda, and S. Suzuki

Scorodite Solubility and Storage Management Systems for Arsenic-Bearing Compounds 407
T. Fujita, S. Fujieda, K. Shinoda, and S. Suzuki

Processing and Properties I

Selecting the Right Filter Media for the Application 421
W. Wilkie, and R. Boiler

Thermodynamic Study for Removal of Phosphorus from Molten Silicon 431
T. Nagai, H. Sasaki, and M. Maeda

Fatigue and Fracture Mechanics Characterization of Advanced Automotive Steels 437
P. Matteis, G. Scavino, and D. Firrao

Kinetic and Thermochemical Analysis of Rubidium Jarosite Decomposition in Alkaline Media 447
M Perez-Labra, A. Romero-Serrano, E. Salinas-Rodriguez, E. Avila-Davila, G. Juarez-Lopez, and J. Hernandez-Avila

Phase Equilibrium and Characterization Studies of Binary Organic Thermal Energy Storage Materials 461
W. Chien, I. Gantan, A. Mishra, D. Chandra, V. Kamisetty, and P. Mekala

Laboratory Test Works and Plant Trials for Milling and Flotation of Slow Cooled Copper Slag 471
P. Tan

An Experimental Study of Chemical Oxygen Demand Removal from the Coking Wastewater Using Three-Dimensional Electrode Reactor 479
L. Zhang, G. Xue, and J. Hwang

Behavior of Various Impurities during the Precipitation of Hematite from Ferric Sulphate Solutions at 225°C 489
J. Dutrizac, and T. Chen

New Process for Granulation of Red Mud and Its Physical Property Assessment 501
S. Lu, S. Ju, J. Peng, S. Guo, Y. Wang, and L. Guo

Characterization

Characterization of Nanocrystalline SnO2:F Thin Films Prepared by the Spray Pyrolysis Technique 511
S. Ikhmayies

Complex Impedance Plots of CdS: In Thin Films Prepared by the Spray Pyrolysis Technique 523
S. Ikhmayies, and R. Ahmad-Bitar

Characterization of Mexico Magnetic Concentrate Samples for Trace Elements Ni, Cu, Zn, S and P 535
M. Zhang

Preparation and Characterization of High-Magnetization Microspheres of Fe3O4 Encapsulated with SiO2 and TiO2 Layers 547
N. Zhang, G. Zue, S. Liu, and B. Fu

Characterization of Amorphous Vacuum-Evaporated Sn02 Thin Films 555
S. Ikhmayies

Preparation of ß-Diketone Modified Silica Gel and its Application to the Removal of Heavy Metal Ions from Industrial Wastewater 565
N. Zhang, G. Xue, L. Zhang, P. Liu, and L. Wang

Elastic Modulus and Density Dependence on the Diameter of Piassava Fibers 573
F. Lopes, A. Bevitori, I. Silva, R Carreiro, D. Nascimento, and S. Monteiro

Processing and Properties II

Leaching of Lithium Cobalt Dioxide Using Citric-Thiosulfate Solutions 585
A. Alonso, G. Lapidus-Lavine, and L. Alvarado

Hydrometallurgical Purification from Leach Liquor of Printed Circuit Board with Cyanex 272 597
A. Santanilla, V. Tavares de Moraes, J. Soares Tenorio, and D. Crocce Romano Espinosa

Leaching of Chalcopyrite Concentrate with Organic Ligand Compounds 605
O. Solis-Marcial, and G. Lapidus-Lavine

The Electrochemical Behavior of Electro-Deoxidation Process of limenite Concentrate in Molten Salt 613
X. Liu, M. Hu, C. Bai, and X. Lv

Vanadium Extraction from High Calcium-Content Vanadium Slag by Calcification Roasting 621
H. Li, N. Wang, and B. Xie

The Kinetic Investigation of the Dissolution of Powellite in Oxalic Acid Solutions 629
S. Ilhan, A. Kalpakli, C. Kahruman, and I. Yusufoglu

Metallurgical Characterization of Waspaloy Presenting Variations on Chemical Composition, Grain Size, and Hardness 641
M. Neri, A. Martinez -Villafane, C. Carrefio, O. Covarrubias-Alvarado, and A. Gonzalez-Escarcega

Recent Trends in the Processing of Complex Sulphide Ores 651
S. Katragadda

Biosorption Characteristics of Pb(II) from Aqueous Solution onto Poplar Cotton 663
K. Huang, S. Du, T. Luo, T. Gui, Y. Xiu, and H. Zhu

Poster Session

Removal of Pb(II) by Modified Watermelon Peel Adsorbent 673
K. Huang, L. Liu, B. Jiang, and H. Zhu

Surfaces Improvement by Mecano-Chemicals Processes 681
I. Hilerio, M. Barron, R. Hernandez, and A. Altamirano

Sulphuric Acid Leaching Germanium from Germanium Dust and Fume: Process Optimization Using Response Surface Methodology 689
W. Wang, J. Peng, Z. Zhang, and S. Wang

Effect of Different Parameters on Synergistic Separation of Nickel and Cadmium from Sulphate Solutions using D2EHPA and Cyanex 302 697
A. Babakhani, F. Rashchi, E. Vahidi, and A. Zakeri

A Kinetics Study on the Hydrometallurgical Recovery of Vanadium from LD Converter Slag in Alkaline Media 707
F. Rashchi

Interdiffusion Studies between Ti-5Ta-2Nb Alloy and 304L Austenitic Stainless Steel Joined by Explosive Cladding Process 717
C. Sudha, T. Prasanthi, S. Saroja, and M. Vijayalakshmi

Preparation and Characterization of PBT/Clay Nanocomposite 731
M. Sartori, R. Oliveira, F. Diaz, V. Rangari, A. Ortiz, and E. Moura

The Effect of Temperature on Complex Permittivity and Microwave Absorption Properties of an Ilmenite Concentrate at 2450MHz 741
C. Liu, L, Zhang, J. Peng, B. Liu, H Xia, and W. Li

Leaching S from Pressure Acid Leaching Residue of Zinc Concentrate: Paraments Optimization Using Response Surface Methodology 751
L. Chu, Z. Zhang, P. Peng, G. Lai, and G. Cheng

Mixture Design Applied to the Electrochemical Reduction of CaWO4 to W 761
M. Erdogan, I. Karakaya, and O. Goksu

Dephosphorization of Yunnan Refractory High- Phosphorus Low-Manganese Ore by Shaking Table and Hydrometallurgical Processing 769
G. Lai, Z. Zhang, J. Peng, L. Chu, and S. Wang

Dissolution Behavior of Impurities in Scheelite Mineral in Oxalic Acid Solutions 777
A. Kalpakli, S. Ilhan, C. Kahruman, and I. Yusufoglu

Thermal Decomposition Kinetics of the Thermal Decomposition Products of Ammonium Heptamolybdate Tetrahydrate in Air and Inert Gas Atmospheres 785
H. Qavusoglu, C. Kahruman, and I. Yusufoglu

Author Index 797

Subject Index 801

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