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10th International Symposium on High-Temperature Metallurgical Processing

10th International Symposium on High-Temperature Metallurgical Processing

Tao Jiang, Jiann-Yang Hwang, Dean Gregurek, Zhiwei Peng, Jerome P. Downey, Baojun Zhao, Onuralp Yüce

 

Verlag Springer-Verlag, 2019

ISBN 9783030059552 , 785 Seiten

Format PDF, OL

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213,99 EUR

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10th International Symposium on High-Temperature Metallurgical Processing


 

Preface

5

Contents

7

About the Editors

15

Part I Simulation of High-TemperatureProcesses

22

1 A Mathematical Model for Carbon Loss of Blast Furnace Based on Traditional Engineering Method

23

2 Study on Alkali Circulation Process and Its Influence on Coke Ratio in Blast Furnace

34

3 Fuzzy Gray Relational Analysis for Electromagnetic Parameters of Induction Heating Process

44

4 Numerical Simulation of Inclusion Removal in a Novel Tundish with Swirl Flow

58

5 Numerical Simulation Study on Design Optimization of Inner Cavity Dimensions of Large-Capacity Tundish

70

Part II Energy Efficient Clean MetallurgicalTechnologies

81

6 Preparation of High-Carbon Metallic Briquette for Coke Saving in Blast Furnace

82

7 Study of Siderite Fluidized Magnetization Roasting and Magnetic Separation

91

8 Emission Profile of PM?? and PM?.? in Iron Ore Sintering Process and Control Technology

100

9 Viscosity Properties of Mould Flux Under Low-Frequency Electromagnetic Field

110

Part III Fundamentals of Metallurgical Processes

121

10 Effects of Cr?O?, FeO and CaO/SiO? Ratio on the Apparent Viscosity of CaO-SiO?-MgO-MnO-FeO-Cr?O? Slags

122

11 Thermodynamic Analysis of Carbothermic Reduction of Electric Arc Furnace Dust

130

12 Influence of Cr?O? Content on Slag Viscosity Under Different Melting States and Temperature Programs

138

13 Influence of Mould Slag Compositions with Different Reactivity on the Erosion Rate of ZrO?-C Bearing Submergence Entry Nozzle

149

14 A New Method for Determining High-Temperature Wettability of Bonding Phase

156

Part IV High-Temperature Processing

165

15 Research on Dezincification of Ironmaking and Steelmaking Ashes

166

16 Effects of Temperature and Alkali Carbonates on Graphitization and Metallurgical Properties of Coke

173

17 Field-Assisted Sintering of Nickel-Based Superalloy Powder for High-Temperature Hybrid Turbine Disc Applications

183

18 Sintering Test Research of High Proportion Limonite

196

19 A Machine Learning Method for State Identification of Superheat Degree with Flame Interference

206

Part V Extraction and Recovery of Metals

216

20 Study on Volatizing Tin from Tin-Bearing Middling by Carbothermic Reduction in Rotary Kiln

217

21 Isothermal Sulphation Roasting of Nickel Sulphide Minerals in a Static Air Atmosphere

226

22 Thermal Transformations of Main Components in Molybdenite Concentrates Under SO?-Containing Atmosphere

235

23 A Novel Method of Recovering Rare Earths from Bayan Obo Rare-Earth Concentrate Under Super-Gravity Field

246

Part VI Ironmaking and Steelmaking

258

24 Sintering Characteristic and Consolidation Behaviour of Chromite Fines

259

25 Construction and Practice on Energy Flow Network of New Generation Recyclable Iron and Steel Manufacturing Process

270

26 Dependency of Microstructure and Inclusions on the Different Growth Rate for Directionally Solidified Non-quenched and Tempered Steel

280

27 Development of Offshore Steel for High Heat Input Welding

289

28 Slag Basicity: What Does It Mean?

297

29 Investigation on Clogging of SubmergedEntry Nozzles for GCr15 Bearing Steels

309

Part VII Preparation of Alloys and Materials I

318

30 Effects of Electrolytic Parameters on the Preparation of Al–Sc Master Alloy in Na?AlF?-K?AlF?-AlF? Melt

319

31 Numerical Simulation Study on the Position Layout of the Permeable Brick at the Bottom of 300t Reblown Converter

326

32 Optimization of Zn-Al-Fe Alloy Vacuum Distillation Experiments by Response Surface Methodology

337

33 Review on Preparation of Medium- and Low-carbon Ferrochrome Alloys

345

34 Study on Separation of Sn-Sb Alloy by Vacuum Distillation

356

35 Statistical Optimization of Tungsten Carbide Synthesis Parameters

366

Part VIII Preparation of Alloys and Materials II

374

36 Effects of CeO? on Melting Temperature, Viscosity and Structure of Mold Fluxes for Casting Rare Earths Alloyed Steels

375

37 Experimental Study on the Mechanism of Lead Vapor Condensation Under Vacuum

386

38 Effect of Al on the Formation of IAF in Al–Ti–Mg Deoxidized and RE-Treated Steel

398

39 Effect of Ce Treatment on the Composition of Nucleation Inclusion in Ti–Mg Complex Deoxidized C–Mn Steel

407

40 Effect of La Addition on Inclusions, Microstructures, and High-Temperature Mechanical Properties of As-Cast FeCrAl Alloys

418

41 Removal of Copper from Fe–Cu Alloy by Using Iodine

426

Part IX Treatment and Recycling of Wastes

432

42 Effect of Chemical Composition on the Crystallization Behaviour of Rare Earth Phase in Slag

433

43 Effects of Steel Scrap Oxidation on Scrap Preheating Process in an Electric Arc Furnace

442

44 Enriching and Separating Iron Impurity from Galvanizing Dross by Super-Gravity Technology

455

45 Parameters of the Metallic Calcium Reduction from Magnesium Production Residues

467

46 Smelting Studies for Recovery of Iron from Red Mud

476

47 Optimization on Drying of Acid Leaching Slag by Microwave Heating Using Response Surface Methodology

487

Part X Utilization of Complex Ores

495

48 Effect of Core Diameter on the Compressive Strength and Porosity of Itakpe Iron Ore Pellets

496

49 Correlation Between Reduction Degree and Softening and Melting Properties of Pellets

507

50 Effect of TiO? on the Viscous Behaviour of the CaO–SiO?–14 Mass% Al?O?–8 Mass% MgO–TiO? Slag

515

51 Granulation of Semisteel by Rotary Disc Atomizer

523

52 Dissolution Kinetics of Titanium in Carbon-Saturated Iron

529

53 Research on Mineral Structure and Compositions of Peru Raw Ore

537

Part XI Poster Session

550

54 A Literature Review of Heat Capacity Measurement Methods

551

55 Application of Offgas Analysis on Predicting Carbon Content at End Point During Steelmaking Process

560

56 Calcination of Strontium Carbonate in Rotary Kiln Furnace

572

57 Determination of Effect of Li?O on the Structure of CaO-Al?O?-Based Slag by Molecular Dynamics Simulation and Raman Spectrum

579

58 Dissolution Reaction of Earthy Graphite in Liquid Steel

589

59 Distribution Behaviour of Metals in Copper Alloy Under Super-Gravity Field

599

60 Effect of H?/CO Ratio on Gas Consumption and Energy Utilization Rate of Gas-Based Direct Reduction Process

610

61 Effects of Particle Size of Coke on Iron Ore Sintering Process

627

62 Experimental Study on Dechlorination of Cold-Rolling Sludge at High-Temperature Roasting

635

63 Extraction Process of Antimony from Stibnite by Electrothermal Volatilization

642

64 Influence Factors Analysis on Scavenging of Chlorine Impurity from Crude Titanium Sponge

657

65 Kinetic Study on Decomposition and Dissolution of Limestone in Converter Slag

668

66 Low-Grade Phosphorus-Containing Iron Ore for the Removal of Cu(II) Ion from Wastewater

679

67 Mechanism of the Chlorination Roasting of Nickel Sulphide Concentrate with Ammonium Chloride

687

68 Numerical Simulation Investigation on the Flow and Temperature Fields in Tundish with Gas Injection into Ladle Shroud

696

69 Recovery Indium from Indium-Enriched Cementation and Co-precipitation Simultaneously Fe-As

705

70 Research on Comprehensive Recovery and Harmless Treatment Process of Copper Smelting Slag

713

71 Structure–Property Correlations of Al?O? ? SiO? Substitution in Blast Furnace Slag

730

72 The Study of Hot Metal Dephosphorization by Replacing Part of Lime with Limestone

739

73 Study on Energy Utilization of High Phosphorus Oolitic Haematite by Gas-Based Shaft Furnace Reduction and Electric Furnace Smelting Process

747

74 Study on the Effect of Different CO?–O? Mixture Gas Blowing Modes on Vanadium Oxidation

756

75 Thermodynamic Analysis of Precipitation of La-O-S-As Inclusions in Steel

764

Author Index

773

Subject Index

777