Proceedings of the

Iron & Steel Technology Conference

Volume I

4-7 May 2015

Cleveland, Ohio

U.S.A.

ASSOCIATION FOR IRON& STEEL

\^ MMUOMMm

Ronald E. Ashburn, Publisher

Karen D. Hickey, Managing Editor

Christopher P. Brown, Lead Graphic Designer

Krista J. McGhee, Graphic Designer

A Publication of the Association for Iron & Steel Technology

TABLE OF CONTENTS

AISTech 2015 - Volume I

Author Index Al

COKEMAKING/ICSTI

Coke Oven Battery Construction and State-of-the-Art Technology in Cokemaking

Construction and Operation of NSSMC Kashima IE Coke Oven Battery 1

Satoshi Ishikawa, Kakunari Suzuki, Hideyuki Kunimasa, Yuji Komai, Ryousuke Iki

Recent Experience in Commissioning Two Full Sets of Coke Oven Machines: Plant Features and Project

Organization 10

Giovanni Siri, Alessandro Molinari, Klaus Nowitzki

PT Krakatau POSCO's Gas Treatment Plant in Cilegon, Indonesia 19

Fabio Cerutti, Antonio Esposito, Bjorn Otten, Mario Petzsch

Evaluation of Coke Quality & Its Impact on Blast Furnace Performance

Criteria to Evaluate Cokemaking Strategy for an Integrated Steel Plant 28

John Busser, M. Sukhram

Using Modern Coke Oven Technology at the New Hyundai Steel Coke Plant 38

Marcel Schulz, Klaus-Peter Leuchtmann, Jin Hyung Chung, Yong Mook Kang

Fundamental Coke Kinetic Studies Using a Coke Analogue 56

Apsara Jayasekara, Raymond Longbottom, Brian Monaghan

Macrostrength and Pore Structure of Coke Subjected to Gasification and Annealing Under Blast

Furnace Conditions 64

Xing Xing, Harold Rogers, Guangqing Zhang, Paul Zulli, Oleg Ostrovski

Micro-CT Analysis of Coke and Its Relationship to Coke Quality Indicators 77

Hannah Lomas, David Jenkins, Merrick Mahoney, Richard Roest, Robin Pearce, Ron Li, Sheridan Mayo, Dadong Wang

Evaluation of Coke Strength 87

Philip Bennett, Adrian Reifenstein, Frank Shi

Safety & Environmental Performances — The Two Core Values of Cokemaking

Quality and Classification of Metallurgical Coke 103

Richard Pearson, David Pearson, HeeKyoung (Jackie) Park, Yuekan Jiao

Investigation of Coking Behavior of Coals Using an Automated Plastometer Ill

Liming Lu, Alex Edenton, Qingbo Meng, Merrick Mahoney

NFPA Combustible Dust Standards and Cokemaking — How These Regulations May Affect You 119

Fredric Owens, Vernon Jones

Determination of "End of Coking" in Byproduct Recovery Cokemaking 126Matthew Lumadue, Shiju Thomas, S.J. McKnight, Scott Pisula, Matthew DeLibero

Full-Scale Treatment of a Coke Oven Wastewater Using Immersed Membrane Biological ReactorTechnology 132

Art Kuljian, Jeff Penny, Joshua Harrison

Prolongation of the Life of a Coke Oven Battery — How to Protect the Asset

The Latest Developments on the EnviBAT Pressure Regulation System 147

Frank Krebber, Joanna Kiihn-Gajdzik, Keratin Uberschar, F. Hegner, M. Diephaus

Laboratory Method for Coking Pressure Determination 154

Aleksander Sobolewski, Marek Sciazko, Bartosz Mertas

Development and Production of High-Density Silica for Coke Ovens 161

Stanislav Dvorak, Karel Lang, Leopold Vasica

Coke Oven Life Prolongation — A Multi-Disciplinary Approach 164

Jorge Madias, Mariano de Cordova

Predictive Model for Blending Coking Coals — Part 2: U.S. Coals 176

William Ross Leeder, Louis Giroux, Ted Todoschuk, Cameron Howey, Ka Wing Ng, Tony MacPhee

Industrial Study on Coal Handling Bulk Density Control 187

Ted Todoschuk, Ka Wing Ng, Louis Giroux, Tony MacPhee

Replacement of Equipment & Improvements at Existing Cokemaking Facilities

#1 Battery Collecting Main Replacement and Roof Repair Project 198

Nagendra Singh, Tim Candiano, Dale Heinz

Improvements in the Operation of Coke Plants Through Alignment Process Optimization 215

Fernando Marsonet, Edgardo La Bruna, Scott Wassell

IRONMAKING/ICSTI

Ironmaking Modeling I — Prediction & Control

Stable Blast Furnace Operation by the Application of Predictive Process Models 225

Jan van der Stel, Hans Jak, Trevor Bell, James Raleigh, Tim Peeters, Kirill Andreev

Analysis of Transient Processes in Blast Furnace 237

Yakov Gordon, Nikolai Spirin, Vladimir Shvidkii, Yuriy Yaroshenko, Boris Bokovikov, Vitaliy Moikin, V.V. Lavrov

Development of Visualizing System of Blast Furnace Operation and Application to Operation 245

Atsushi Inayoshi, Shinroku Matsuzaki, Masahiro Ito

Improvement of Blast Furnace Performance by Applying a High-Efficiency Expert System 254

Xuegong Bi, Peng Li, Jindong Zhou, Wei Peng, Kuangnian He, S. Zhong, X. Zhong, D. Bai, W. Pan, K. Liu

General Mathematical Model of Adjusting Blast Volume of Blast Furnace Tuyeres 261

Yanglong Li, Shusen Cheng, Chuan Chen

Blast Furnace Operations I — Campaign Life & Productivity

ArcelorMittal Tubarao Blast Furnace #1 First Campaign: Historical Results, Main Issues on Its Reline,Technological Updates, First Results of Second Campaign and Perspectives 270

Claudio Cesar da Costa, Ernandes de Souza Belonia Filho, Luiz Wasem, Emerson Ribeiro, Salustiano Pinto Jr.

Cleveland No. 6 Blast Furnace Hearth Campaign Extension 284

D. (Frank) Huang, Marcelo Andrade, John Ricketts, Osama Hassen, Phillip Pergi, Dennis Cronin, Bruce Stackhouse

Longevity Technology Research and Practice of Baosteel No. 3 BF 298

Renliang Zhu, Guo Jun Sun, Chengcheng Lin

Operating Experiences at JSPL, BF-II (India) — Achieving Higher Performance Indicators With

Inferior Raw Materials 308Hemant Upadhyay, Arvind Kumar Bhagat

Sintering I

Chemistry, Structure and Quality of Iron Ore Sinter 322

Liming Lu, Natalie Ware, Sarath Hapugoda, Tirsha Raynlyn

Direct Reduction Ironmaking I — Use & Value of DRI

Economics and Value-in-Use of DRI in the USA 333

Angelo Manenti

Strategies for Implementing Direct Reduction Technologies in an Integrated Steel Plant 345Nishit Patel, Ian Cameron, Yakov Gordon

High-Carbon Hot DRI Production and Use: ENERGIRON Results and

Performances in Operating Plants 356Alessandro Martinis, Daniela Dalle Nogare, Annamaria Volpatti, Pablo Duarte

Ironmaking Raw Materials I

Trends in Ironmaking Given the New Reality of Iron Ore and Coal Resources 366Jose Henrique Noldin Jr., Peter Schmdle, Hans Bodo Lungen

Fundamentals of Iron Ore Concentrate Agglomeration Using Alternative Binders 376Joseph Halt, S. Komar Kawatra

Effect of Olivine Fineness and Thermal Profile on Oxidation-Sintering of MagnetiteConcentrate Pellets 379

Hesham Ahmed, Charlotte Andersson, Bo Bjorkman

Effects of Gangue Minerals and Temperature on Reduction Behavior of Fe203 UsingCoke as a Reductant 389

Peng Gao, Guofeng Li, Yuexin Han, Yongsheng Sun

Innovation and Application on Pelletizing Technology of Large Traveling Grate Induration Machine 402

Fuming Zhang, Qusheng Wang, Zhiguo Han

Blast Furnace Operations II

Managing a Blast Furnace Operation During Abnormally Cold Weather 413

Stuart J. Street

Innovative and Safety-Oriented Approach to Blast Furnace Revival From Chilled Hearth 426

Fabio Cravino, Cristiano Cristiano, Claudio Di Pietro, Maurizio Bastieri

Blast Furnace Banking and Blowdown: A Theoretical and Practical Approach to Preparing for an

Extended Outage and Start-Up 435

Michael Alter, Charles McGovern, Douglas White, Mateusz Kus

Consequences of Heat Loss in the Lower Furnace 445

Roman Vaynshteyn, Victor van Straaten

Sintering II

Replacement and Start-Up of New Third Hot Stove for Kokura No. 2 Blast Furnace 450

Toshiaki Kojima, Takeshi Taniguchi, Akihiro Ishikawa, Takayuki Umesaki

Assimilation Behavior of CaO Source in the Sintering Process 457

Chishiro Funada, Jun Okazaki, Daisuke Ikeguchi

On-Line Conveyor Belt Elemental Analyzer for Sinter Feed Chemistry Control 465

Kevin Gordon, Garry Noble, Mick Stuckings

Evaluation of Hydration Characteristics of the Lime Used for Iron Ore Sintering Based on the

Constant-Temperature Calorimetric Method 471

Shengli Wu, Li Zhang, Yongzhong Zhang, Maojun Zhou

Characterization ofWetting Behavior Between Calcium Ferrite Series Melts and A1203,

MgO Substrate 481

Xuewei Lv, Bin Yu, Shenglin Xiang, Chenguang Bai, Jiaqing Yin

Direct Reduction Ironmaking II — Gas-Based DRI

Developing the MIDREX® Direct Reduction Process — Technological Innovations and Process

Enhancements 493

Henry Gaines, Vincent Chevrier, Christopher Ravenscroft

The Effect of High Operating Pressure in ENERGIRON Reactor Design on Performance and in Reactor

Productivity 504

Jorge Martinez, Joel Morales, Pablo Duarte, Alessandro Martinis

Status and Start-Up of United Steel Co. (SULB) MIDREX® Combination CDRI/HDRI Plant 514

L. Ames, Henry Gaines, Christopher Ravenscroft

Performance of the New Alloys in Direct Reduction Processes 521

Luis Humberto Quaranta, Pedro Imizcoz, Pablo Cardin

A Novel Test of Catalyst Activity 528

Elaine Chen, George Tsvik

Micro-Module: The Optimum Approach for Small-Scale ENERGIRON DR Plants 536

Joel Morales, Pablo Duarte, Angelo Manenti

Iron making Environmental Developments II

Optimal Method for Renewal Sintering Exhaust-Gas Treatment System..... 547

Shunsuke Mori, Ren Takahashi, Satoshi Kawahata

Interaction Between Injected Waste Plastics and Coke Bed in the Blast Furnace 552

Alexander Babich, Dieter Senk, Sebastian Benkert

Optimized Waste Gas Recirculation Layouts for Environment-Friendly and Energy-Efficient Sinteringof Iron Ores 563

Bernard Vanderheyden, Frederic van Loo, Cecile Mathy, Jean-Christophe Pierret

Analysis of Influencing Factors of the Carbon Content of the Blast Furnace Offgas Dust 576

Jian Sun, Hui Chen, Jian-long Wu

Ironmaking Raw Materials II

Stockhouse-Based De-Icing, Drying and Pre-Heating of Coke and Pellets 582

Roman Vaynshteyn, Peter Verbraak

Ironmaking Increase of the Sinter Basicity Through the Insertion of Partially Inert Magnesium Silicate

Mini Lumps With Mineralogically Stable Interphases 586

Enrique Somolinos, Estaban Ruisanchez, Javier Martinez, Cristina Escudero

Chemistry vs. Morphology vs. Reducibility — Some (Non-) Existing Correlations 593Martina Hanel, Johannes Schenk, Heinrich Mali, Christoph Thaler, Franz Hauzenberger, Birgit Kain-Biickner, Hugo Stacker

Effect of Simulant Ash on Wetting Behavior of Liquid Iron on Carbonaceous Material Substrate 603

Nguyen Cao Son, Ko-ichiro Ohno, Takahiro Miyake, Shintaro Yano, Takayuki Maeda, Kazuya Kunitomo

Studying the Sintering Behavior of Oxidized Magnetite Pellet During Induration 611

Telkicherla Kamesh Sandeep Kumar, Neelakantan Nurni Viswanathan, Hesham Ahmed, Charlotte Andersson, Bo Bjorkman

Reason Analysis of the Low Reduction Index of North African Lump 619Xu Meng, Ze-jun Ma, Jian Sun, Hui Chen

Ironmaking Energy Studies

Carbonization of Coal and Wood and Rate Enhancement Effect of Semi-Char and Semi-Charcoal in

Composite Pellets 626

Tateo Usui, Hirokazu Konishi, Kazuhira Ichikawa, Francisco B. Pena, Matheus Souza, Alexandre Xavier, Paulo Assis

Development of Nut Coke Activation for Energy-Efficient Blast Furnace Operation 638Maria Lundgren, Lena Sundqvist Okvist, Carina Brandell

Economical Feasibility of the Use of Biogas in Iron- and Steelmaking 652

Kerlly Oliveira Calixto, Maximo Eleoterio Martins, Paulo Santos Assis, Isabela Filardi Vasques, Marco Tulio Prado

Natural Gas in Ironmaking: On the Use of DRI and LRI in the Blast Furnace Process 657

Jorge Gibson, P. Chris Pistorius

Blast Furnace Slags

Primary Slags Formation Behaviors of Pellets in Cohesive Zone of Blast Furnace 672

Shengii Wu, Xinliang Liu, Mingyin Kou, Jinming Zhu, Kaifa Zhang, Wei Huang

Influence of MgO, A1203 and CaO/SiOz on Viscosity of Blast Furnace-Type Slag 681

Xuewei Lv, Jie Zhang, Zhiming Yan, Chenguang Bai

Research on Blast Furnace Operation With High-Alumina Slag in Meishan Steel 696

Hong Song Han, Fengman Shen, Zhenghao Zhang, Xin Jiang, Liaosha Li

Theoretical Analysis of A1203 Behaviors in Blast Furnace Ironmaking and Proper MgO/Al203Ratio in Slag 703

Haiyan Zheng, Fengman Shen, Xin Jiang, Guo Wei, Yansong Shen, Xiulin Wen

Blast Furnace Cohesive Zone

Experimental Analysis of the Interfacial Wetting Phenomena Between Slag and Coke Surface Under

Simulated Conditions of the Bosh Region of Blast Furnace 713

Anrin Bhattacharyya, Johannes Schenk, Gregor Arth, Hugo Stocker, Christoph Thaler

Influence of Burden Softening and Melting Properties on Cohesive Zone Shape and Gas Flow in Blast

Furnace 722

Guolei Zhao, Shusen Cheng, Jun Zhao, Yanglong Li, Chao Li

Wettability of Graphite Substrates Against Molten CaO-Si02-AI203-MgO Slags 734

Noritaka Saito, Kosuke Yasutake, Sohei Sukenaga, Kunihiko Nakashima

Direct Reduction Ironmaking HI — DRI Raw Materials

Characterization of DR Pellets for DRI Applications 739

Bodil Elisabeth Monsen, Edith Thomassen, Irene Bragstad, Eli Ringdalen, Per Helge Hoegaas

DR Grade Pellet Quality and Supply 751

Joseph J. Poveromo

Simultaneous Metallization and DRI Carburization Kinetics in DR Shaft Furnaces 763

Jose Carlos D'Abreu, Helio Marques Kohler, Mauricio Marcos Otaviano, Edelink Efrain Tinoco Falero

Economical Flux Addition in the Pellet Plant, DR and EAF Production Stream 774

Marka Okrutny, Janice Bolen

Blast Furnace Equipment & Maintenance I — Staves

ArcelorMittal IH-7 Blast Furnace Stave Circuit Failure Remediation Techniques 781

James Bobek, Sergey Trenkinshu, Donald Zuke, Travis Langdon

Thermal Deformation and Stress Analysis of Blast Furnace Copper Stave 790

Qi Liu, Shusen Cheng, Yanglong Li, Jianping Niu, Dongdong Liu

Thermal and Mechanical Parametric Study for Copper Staves in the Blast Furnace 802

Ho Jun Yoon, Won Seok Choi

Reduction Phenomena

Effects of CaO/CaCC>3 on the Carbothermic Reduction of Titanomagnetite Ores 812

Sungmo Jung, Eungsoo Choi

Effect of Hydrogen-Enriched Gas on Reduction-Disintegration and Reducibility of Sinter 819

Xin Jiang, Fengman Shen, Lin Wang, Chengyu Yang, Haiyan Zheng, Guo Wei, Qingfeng Tan

Density Functional Theory Study on the Interaction Mechanism ofCO and FeO Surface 828

Hong Zhong, Liangying Wen, Chong Zou, Jian Xu, Jiajia Tu

Kinetics of Phosphorus Migration During Coal-Based Reduction of Phosphorus-Contenting Oolitic Iron

Ore 838

Yuexin Han, Zhihang Li, Peng Gao, Yongsheng Sun

Blast Furnace Hearth

The End of Carbonaceous Blast Furnace Hearth Working Linings? 850

Albert J. Dzermejko

A CFD Model for Estimating Refractory Erosion and Skull Buildup in the Blast Furnace Hearth 864

Lei Shao, Seppo Louhenkilpi, Zong-shu Zou, Henrik Saxen, Shan Yu

Research of Comprehensive Regulation Technology for Hearth Protective Layer of Blast Furnace

Longevity 878

Zhang Jianliang, Kexin Jiao, Liu Zhengjian, Yang Tianjun, Ning Xiaojun, Liang Lisheng

Research and Application on Temperature Distribution Control Technology of Blast Furnace Hearth

and Bottom 888

Fuming Zhang, Shusen Cheng, Hongbo Zhao

Migration of Erosion and Relationship Between Bottom and Hearth Temperature of Blast Furnace 899

Yanglong Li, Peng Zhang, Shusen Cheng, Jianmin Gao

Blast Furnace Injection

Coal-Gas Co-Injection in Blast Furnaces: Are There Hidden Benefits? 908

Maarten Geerdes

Transport Behavior Characterization of Pulverized Coal for Blast Furnace 917

Pramod Kumar Gupta, Herve Pierret, Eric Hess, Jean-Louis Eymond, Guillaume Lesoin, Alain Daelman, Sami Alex Zaimi,Jean Louis Lebonvallet, Denis Vogt

Evaluation of PCI Coals in New Injection Faculty at CanmetENERGY-Ottawa 926

Shamik Ray, Ka Wing Ng, Louis Giroux, Tony MacPhee, Ted Todoschuk

Combined Blast and Supplemental Fuel Injection Is the Major Way to Improve the Energy Efficiency of

Blast Furnace 938

Yakov Gordon, Nikolai Spirin, Vladimir Shvidkii, Yuiy Yaroshenko

Analysis of Pulverized Coal and Natural Gas Injection in 5,500-m3 Blast Furnace in

Shougang Jingtang 946

Xianglong Meng, Fuming Zhang, Weiqiao Wang, Lin Li, Jianhua Dai

Direct Reduction Ironmaking IV — Coal-Based DRI

Coal Gasification-Based DRI Production: Start-Up and Operation of JSPL's Angul IMXCOL®DRI Plant 959

Thomas Wieslaw, G Hughes

DRI Production Using Coke Oven Gas (COG): Results of the MIDREX® Thermal Reactor System(TRS®) Testing and Future Commercial Application 966

Gary Metius, Henry Gaines, Michael Riley, Lawrence E. Bool III, Bradley Damstedt

The Physics Simulation Research for Baosteel Corex Reduction Shaft 976

Mingyin Kou, Xiaoming Mao, Haifa Xu, Jinming Zhu, Wanren Xu

Investigation Into the Reduction Behavior of Iron Ore Fines in Multi-Stages Fluidized Bed Reactor 983

Hyun-Soo Kim, Chang Kuk Ko, Min Young Cho

Ironmaking Raw Materials III — Flux

Proper Methods of Adding MgO-Bearing Flux in Blast Furnace Process 988

Fengman Shen, Qiulin Wen, Xin Jiang, Haiyan Zheng, Qiangjian Gao, Yupen Hu, Guo Wei, Yansong Shen, Lin Wang

Increasing the Value-in-Use of Magnesium Silicate Fluxes: Tailor-Made MgO/Si02 Ratio for Each

Application 1001

Enrique Somolinos, Esteban Ruisanchez, Cristina Escudero, Javier Martinez

Effect of Flux Addition From Furnace Top on Blast Furnace Operation in Meishan Steel 1011

Hong Song Han, Fengman Shen, Zhenghao Zhang, Xin Jiang

Study on the Modification and Crystallization Behaviors of Blast Furnace Smelt Slag for Mineral Fiber

Material 1017

Jie Li, Kai Zhao, Yu-zhu Zhang, Weixing Liu, Jun Guo Li

Ironmaking Modeling II — Process Studies

Use of Artificial Neural Network in Determination of Bed Permeability During Drying Stage of Iron

Ore Pellets 1029

Marcelo Chagas, Marcelo Lucas Pereira Machado, Joao Batista Conti, Eduardo Frigini Frigini

Fundamental Analysis of Passing Behavior of Powder Particle Through Packed Bed by DEM 1037

Hiroshi Nogami, Masahiro Fukuda, Takafumi Honda, Jun Suzuki, H Kawai

The Effect of Burden Distribution Modes on Gas Distributions Inside COREX Shaft Furnace byNumerical Simulation 1045

Mingyin Kou, Shengli Wu, Wei Shen, Kaiping Du, Zhekai Zhang, Feng Chang, Jinming Zhu

DEM Simulation of Particle Size Segregation of Binary Particle Mixtures in a Quasi-2D Model 1054

Zhaowen Hu, Dongdong Wang, Fuliang Guo, Chen Chen, Jian Xu, Chenguang Bai

CFD Analysis of Lining Erosion Phenomenon at the Outlet of Top Combustion Hot Blast Stove 1061

Dongling Wu, Ping Zhou, Zhiqiang Sun, Chenn Zhou

Blast Furnace Equipment & Maintenance II — Burden Distribution

Improvement of a Bell-Less-Type Charging System for Lower Coke Ratio, CR, Operation at the Blast

Furnace 1069

Takafumi Otomo

Effect of Conveyor Angle on Particle Size Segregation in Parallel-Hopper Bell-Less Top by Discrete

Element Method 1079

Chao Li, Shusen Cheng, Guolei Zhao, Yanglong Li, Jun Zhao

Innovations in Blast Furnace Charging 1089

Peter Whitfield, Joseph Saxiner, Al Colucci

On-Line Laser Detector for BF Burden Surface Profile Measurement 1097

Zhengkai Gao, Jianhua Dai, Jianliang Zhang, Jiyi Luan, Jianguang Lu, Tai Gao, Xin Yang

Investments Facilitating Ironmaking at Reduced Cost 1107

David Berdusco, Lionel Hausemer, Philippe Bermes, Fabrice Hansen, Paul Tockert, Steffen Kohler, Ben Muller

Alternate Ironmaking & Resource Recovery

HIsarna — Highly Energy-Efficient Ironmaking 1116

Koen Meijer, Jean Borlee, Michael Skorianz, Christoph Feilmayr, Paul Goedert, Rod Dry

A New Process of Oxidation Roasting-Gas-Based Direct Reduction/Electric Furnace Smelting Separationfor High-Chromium Vanadium-Titanium Magnetite 1123

Mansheng Chu, Jue Tang, Zhenggen Liu, Cong Feng, Y.T. Tang, X.X. Xue

Application on HIsmelt Smelting Reduction Process in China 1135

Xianglong Meng, Lin Li, Fuming Zhang, Chaozhen Cao

Reduction Roasting of Boron-Bearing Iron Concentrate for Boron and Iron Recovery 1146

Peng Gao, Jianwen Yu, Yuexin Han, Xinchao Wei, Yongsheng Sun

Electrowinning of Iron From Waste Solutions 1162

Timothy Eisele

Ironmaking Raw Materials IV — Composite Pellets

Effect of Heating Condition on Carbothermic Reduction Behavior of Coal-Containing Composite Pellets

Packed in Tall Bed 1166

Tsung-Yen Huang, Shih-Hsien Liu, Gang-Herng Shiau

Melting Acceleration of Iron Ore Composite Using Two Kinds of Carbonaceous Materials 1174

Taichi Murakami, Kanae Owaki, Eiki Kasai

Effects of Coke Mixed Charging Ratio on Softening-Dripping Performance of Vanadium-TitaniumMixed Burden Smelted in Blast Furnace 1182

Mansheng Chu, Zhenggen Liu, Jue Tang, Siyuan Wang, X.J. Fu, Z. Wang

Comprehensive Utilization of Boron-Bearing Iron Concentrate Based on Carbon Composite Pellet Iron

Nugget Technology 1193

Guang Wang, Jingsong Wang, Xuefeng She, Gingguo Xue

Research on After-Reduction Compressive Strength of Preheated Carbon-Bearing Pellets With Different

Coal Size 1201

Jialong Yang, Chengcheng Xie, Jiaxin Li, Qingming Meng, Chen Liang

Blast Furnace Operating Improvements

Perspective and Challenges of Ironmaking in China 1207

Yongzhi Sha, Jun Cao

A Numerical Study of Oxygen Blast Furnace Operation 1218

Mikko Helle, Henrik Saxen

The Pilot Expert System to Control Blast Furnace Operation 1225

Yakov Gordon, Nikolai Spirin, Vladislav Lavrov, Larisa Gileva, Yu. Yaroshenko

Technological Progress and Prospect of 5,500-m3 Blast Furnace in Shougang Group 1233

Hui Chen, Wei-dong Zhang, Jian-long Wu, Bo-cheng Ren Yi, He-shun Zhang, Li-jun Ren

The Cause and Countermeasures of BF Blowpipe Burnout at Tangsteel of HBIS 1248

Zhengkai Gao, Jun Zhao, Yonglong Jin, Jianliang Zhang, Yong Gao, Xin Yang

Ironmaking Poster Session

Technological Improvements to Increase Intensity of Operation of Titania-Magnetite Blast Furnace 1253

Yakov Gordon, Sergei Filatov, Sergei Zagainov, Valentin Filippov, L. Gileva

Numerical Study on Combustion Process of Top Combustion Hot Blast Stove 1265

Kuan Yang, Shusen Cheng, Chuan Chen

Crushing and Grinding: How to Turn the Iron Ore Processing More Economic and Efficient 1274

Gabriela Gois

Preparation of Wustite by Decomposition of Hydrous Ferrous Oxalate or Redox Between Ferric Oxide

and Iron 1277

Chenguang Bai, Jian Xu, Dongdong Wang, Zhaowen Hu, Wei He, Liangying Wen

Origin and Migration Behavior of Zinc in Blast Furnace Hearth Brittle Layer 1282

Jianliang Zhang, Kexin Jiao, Zhengjian Liu, Tianjun Yang, Yongan Zhao, Tao Xu

Theory and Practice of Carbon Composite Brick Applied in Blast Furnace Hearth and Bottom 1288

Jianliang Zhang, Kexin Jiao, Zhengjian Liu, Tianjun Yang, Tao Xu, Yongan Zhao

Liquid Absorbability of Limonite and Its Influence on the Sinter Indexes 1300

Shengli Wu, Hailong Xue, Bo Su, Guoliang Zhang, Tiankai Song, Zhigang Que

Mineralization of Iron Ore Fines in the Process of CAP 1309

Guanghui Li, Tao Jiang, Zhengwei Yu, Yuanbo Zhang, Qian Li

Numerical Analysis on Operation Parameters Optimization of Shaft Furnace With Different Areal Gas

Distribution Pipe Arrangement 1330

Mingyin Kou, Kaiping Du, Shengli Wu, Zhekai Zhang, Feng Chang, Xinliang Liu

Reaction Characteristics of Carbothermic Reduction With Tall Pellets Bed 1342Xin Jiang, Shih-Hsien Liu, Weikao Lu, Tsung-Yen Huang, Guangqiang Zhang, He Guo, Gang-Herng Shiau, Haiyan Zheng,Fengman Shen

Research on Metallurgical Properties of Different Types of Titanium Resources 1355

Jian long Wu, Hui Chen, Ze-jun Ma, Jian Sun, Hai-long Liang

Effect of Si02 on the Compressive Strength and Hot Abrasion Resistance of Self-Reducing Pellets

Bonded With Portland Cement 1364

Alberto Eloy Anduze Nogueira, Cyro Takano, Marcelo Breda Mourao, Adolfo Pillihuaman Zambrano

Research on Gas-Solid Reduction Reaction Characteristics of Packed Bed in COREX Melter

Gasifier 1373

Shengli Wu, Zhekai Zhang, Mingyin Kou, Hua Lu, Liyuan Chen, Kaiping Du

Effect of Coke Breeze Distribution on Coke Combustion Rate of the Quasi-Particle 1382

Hiroshi Ogi, Takayuki Maeda, Ko-ichiro Ohno, Kazuya Kunitomo

Analysis of the Carbon-Saving Potential for Blast Furnace With the Injection of the Gas

Made From Coal 1394

Qing Lyu, Yana Qie, Shuhui Zhang, Xinyuan Zhang, Xiaojie Liu

Effect of Mill Scale Adding Methods on NOx Emission of Coke Combustion During Iron Ore

Sintering 1406

Bo Su, Zhigang Que, Shengli Wu, Guoliang Zhang, Chaogang Hou

Influence of Chemical Compositions on Liquid Fluidity of Ferrite 1415

Bo Su, Shengli Wu, Wei Huang, Ji-Cheng Bei, Juan Zhu

Research on Pelletizing Dynamics of Iron and Steel Plant Metallurgical Dust 1424

Mingyin Kou, Shengli Wu, Hua Lu, Feng Chang, Kaiping Du, Hong Li

Analysis of Influencing Factors on Silicon Content in Hot Metal From COREX Process 1433

Mingyin Kou, Shengli Wu, Yao Jiang, Wei Shen, Kaiping Du

Ironmaking Across the Globe

Ironmaking in North America 1443

Louis W. Lherbier Jr., John A. Ricketts

Developments in Ironmaking in South America 1452

Jorge Luiz Ribeiro de Oliveira, Francisco Coutinho Dornelas, Erick Torres Bispo dos Santos, Jorge Adelino de Faria, EdsonLuiz Massonori Harano

Current Status and Future Perspective of Japanese Ironmaking Technology for

Environmental Solution 1463

Koji Saito, S. Nomura

The Past, the Present and the Prospects of Ironmaking in China 1472

Xuegong Bi, Shourong Zhang

Ironmaking in Western Europe — Status Quo and Future Trends 1481

Hans Bodo Luengen, Michael Peters, Peter Schmole

Ironmaking in South Korea — Beyond the Blast Furnace 1491

Hoo-Guen Lee, Sang-Ho Yi

Ironmaking Environmental Developments I

Effect of Lime Coating Coke on Decreasing NOx Emission From Sintering Process 1499

Masaru Matsumura, Kazuaki Katayama, Shunji Kasama, Kenji Sato

Influence of Iron Ores on the NOx Emission of Coke Combustion in the Sintering Process 1511

Yongzhong Zhang, Shengli Wu, Guoliang Zhang, Zhigang Que, Li Zhang

The Design and Operation of a Dust Tower for Studying the Dustiness of Raw Materials

for Ironmaking 1521

Joseph Halt, S. Komar Kawatra

Injecting Different Types of Biomass to the Blast Furnace and Their Impacts on the C02 Emission

Reduction 1525

Jan-Olov Wikstrom, Chuan Wang, Pelle Mellin, LeifNilsson, Jonas Lovgren, Mikael Larsson

Ironmaking/Computer Modeling

Investigation of High Rate Natural Gas Injection Through Various Lance Designs in a

Blast Furnace 1536

Armin Silaen, Tyamo Okosun, Yan Chen, Bin Wu, Jiaqi Zhao, Yongfu Zhao, John D'Alessio, Jerry Capo, Chenn Q. Zhou

Multi-Phase Flow Simulation in Blast Furnace by MPS-SMAC Coupling Model 1550

Tatsuya Kon, Shigeru Ueda, Nobuhiro Maruoka, Hiroshi Nogami

Optimized Blast Furnaces Operation With Integrated Burden Control 1558

Martin Schaler, Harald Fritschek, Thomas Kronberger, Bernhard Schiirz

Numerical Analysis of Injection of Liquid Hydrocarbons, Processed Waste Plastics and Pulverized Coal

Into Blast Furnace Raceways 1569

Christian Maier, Christian Jordan, Christoph Feilmayr, Christoph Thaler, Michael Harasek

Investigation of Co-Injection of Natural Gas and Pulverized Coal in a Blast Furnace 1581

Tyamo Okosun, Stuart J. Street, Yan Chen, Jiaqi Zhao, Bin Wu, Chenn Q. Zhou

Drain Rate and Liquid Level Simulation in Blast Furnace Hearth 1595

Hemant (Jpadhyay, Tarun Kumar Kundu