Agglomeration of iron ores. (2019)

• Record Type: Book
• Further Information: Note: Ram Pravesh Bhagat.
• Authors: Bhagat, Ram Pravesh
• Contents: Chapter 1: Introduction 1.1 Preamble 1.2 Definition and Category 1.3 Scope of Agglomeration 1.4 Need for Agglomeration 1.5 Raw Materials for Agglomeration 1.6 The Agglomeration Processes 1.7 Iron-Making 1.8 R&D 1.9 Techno-Economics 1.10 Evolutionary Phases Chapter 2: Raw Materials : Characterization and Preparation 2.1 Categories and Specifications 2.2 Characterization of Raw Materials 2.3 Genesis of Iron Ore 2.4 Classification of Iron Ores 2.5 Mineralogy of Iron Ores 2.6 Preparation of Iron Ores 2.7 Industrial Practice on Iron Ore Beneficiation and Process Flow Sheets 2.8 Handling of Iron Ores Chapter 3: Iron-Making Processes 3.1 Preamble 3.2 Reduction of Iron Oxide 3.3 Direct Reduction Processes 3.4 Blast Furnace (BF) Iron Making Process 3.5 Blast Furnace (BF) Iron-Making Reactions 3.6 Blast Furnace Performance : Factors Affecting Chapter 4:: Agglomerates in Iron-Making Processes 4.1 Preamble 4.2 Agglomerates in Iron Making Processes 4.3 Properties of Agglomerates 4.4 Quantitative Effect on Blast Furnace Performance Chapter 5: Process of Sintering 5.1 Preamble The Sintering Process Control of Sinter Plant Operation 5.4 Pollution Control and Waste Heat Recovery 5.5 Recycling of Steel Plant Solid Waste 5.6 Non-conventional / Other Process Chapter 6: Sintering Fundamental 6.1 The Process of Sintering 6.2 Sintering Zones 6.3 Air Flow and Permeability 6. 4 Structure and Porosity of Bed 6. 5 Granules and Granulation 6.6 Thermal Characteristics during Sintering 6.7 Bonding in Sinter 6.8 Assimilation and Coalescence 6.9 Sintering Reactions 6.10 Sintering Reaction and Mineralogy 6.11 Mass Balance 6.12 Heat Balance 6.13 Ignition 6.14 Combustion of Solid Fuel in Sintering Chapter 7: Sinter Productivity: Theoretical Consideration and Plant Practice 7.1 Sinter Productivity 7.2 Bed Permeability and Bed Structure 7.3 Iron Ores: Particle Size and Characteristics 7.4 Granulation 7.5 Moisture Content of Sinter Mix 7.6 Sinter Basicity and MgO Content 7.7 Coke and Fluxes: Content, Nature and Particle Size 7.8 Return Fines 7.9 Sinter Mean Size Chapter 8: Sinter Mineralogy 8.1 Preamble 8.2 Major Constituents and Desired Mineralogy of Sinter 8.3 Mineralogical Terminology 8.4 Sintering Reaction and Mineralogy 8.5 5 Composition and Mineralogical Characteristics of Fluxed Sinter 8.6 Process Variables and Sinter Mineralogy 8.7 Sinter Chemistry and its Mineralogy 8.8 Sinter Mineralogy and Quality Parameters Chapter 9: Sinter Quality: Theoretical Consideration and Plant Practice 9.1 Sinter Quality and Contributing Factors 9.2 Sinter Mineralogy and its Quality Parameters 9.3 Cold Strength 9.4 Sinter Reducibility 9.5 Sinter Reduction –Degradation Index (RDI) 9.6 Salient Ways to Improve Sinter RDI Chapter 10: Process and Operational Variables with respect to Sintering 10.1 Preamble 10.2 Iron Ore : Characteristics and Size Parameters 10.3 Alumina Content of Ore 10.4 Sinter Basicity 10.5 MgO Content of Sinter 10.6 Fluxes: Size Parameters, Calcination and Assimilation 10.7 Solid Fuel 10.8 Newer Coating and Granulation Techniques Chapter 11: Pelletization Process 11.1 Pelletization Process 11.2 Raw Materials and their Preparation 11.3 Pelletization Steps 11.4 Environmental Pollution and Control 11.5 Specification of Pelletization Plants 11.6 Composite Pellets Chapter 12: Green Pelletization: Process and Mechanism 12.1 Balling Process 12.2 Formation of Green Balls and Growth 12.3 Strength of Wet Agglomerates 12.4 Viscosity Effect and Binders 12.5 Elastic and Plastic Deformation of Green Pellets 12.6 Stages of Pellet Formation and Growth 12.7 Kinetics of Ball Growth Chapter 13: Quality of Green Pellets 13.1 Preamble 13.2 Size and Porosity of Pellets 13.3 Drop Resistance (Number) 13.4 Wet Compressive Strength Chapter 14: Induration of Green Pellets 14.1 Preamble 14.2 Pellet Induration : Steps 14.3 Process of Induration using Shaft Furnace 14.4 Straight Grate Process of Pellet Induration 14.5 Grate-Kiln-Cooler Process 14.6 Comparison of Straight Grate Process vis-à-vis Grate Kiln Process 14.7 Factors influencing the Induration Process (and Pellet Quality) 14.8 Fuel Substitution in Pellet Induration Chapter 15: Reactions and Formation of Phases during Induration 15.1 Preamble 15.2 Induration of Magnetite bearing Pellets and Phases Formed 15.3 Induration of Hematite bearing Pellets and Phases formed 15.4 Induration: Magnetite vis-à-vis Hematite Concentrate 15.5 Phases and Pores in Indurated Pellets 15.6 Parameters influencing the Mineral Phases in Indurated Pellets 15.7 Parameters Influencing the Porosity in Indurated Pellets 15.8 Duplex Structure Chapter 16; Quality of Indurated Pellets 16.1 Preamble: Pellet Properties and Factors Influencing 16.2 Pellet Chemistry 16.3 Bulk Density and Angle of Repose 16.4 Crushing Strength (CCS) 16.5 Porosity . 16.6 Swelling Index 16.7 Pellet Reducibility 16.8 Reduction – Degradation Index (RDI) 16.9 Softening and Melt-Down Characteristics
• Edition: 1st
• Publisher Details: Boca Raton : CRC Press
• Publication Date: 2019
• Extent: 1 online resource, illustrations (black and white)
• Subjects: 622.7; Iron ores; Ore-dressing; Agglomeration
• Languages: English
• ISBNs: 9781351979269; 9781351979276; 9781351979252; 9781315269504
• Related ISBNs: 9781138035089
• Notes: Note: Includes bibliographical references and index.; Note: Description based on CIP data; resource not viewed.
• Access Rights: Legal Deposit; Only available on premises controlled by the deposit library and to one user at any one time; The Legal Deposit Libraries (Non-Print Works) Regulations (UK).
• Access Usage: Restricted: Printing from this resource is governed by The Legal Deposit Libraries (Non-Print Works) Regulations (UK) and UK copyright law currently in force.