Chapter 1 Emissions and Hazards of Aluminum Dross 1.1 Classification, composition, and phase 1.2 Current status of research on the resource utilization of aluminum dross 1.2.1 Aluminum element extraction 1.2.2 Preparation of water purification agent 1.2.3 Preparation of separation medium 1.2.4 Preparation of building and road materials 1.2.5 Preparation of refractory materials 1.2.6 Preparation of steel making accelerator References Chapter 2 Pyrometallurgy Treatment Technology 2.1 Extracting alumina from aluminum dross in binary sintering system 2.1.1 Introduction 2.1.2 Materials and methods 2.1.3 Thermodynamic analysis 2.1.4 Effects of different factors on the roasting system 2.1.5 Effects of different factors on the leaching system 2.1.6 Analysis of the leaching kinetics 2.1.7 Thermal analysis and product characterization 2.2 Preparation of high white ultrafine aluminum hydroxide by aluminum dross ternary sintering 2.2.1 Introduction 2.2.2 Effect of different factors on roasting system 2.2.3 Migration behavior of toxic elements 2.2.4 Product characterization 2.2.5 Proposed flowchart 2.3 Research on preparation of calcium aluminate from aluminum dross 2.3.1 Introduction 2.3.2 Direct use of secondary aluminum dross in the refining process of molten steel 2.3.3 Preparation of steel refining agent from aluminum dross 2.4 Detoxification and extraction of solid and hazardous wastes for the preparation of molecular sieves 2.4.1 Introduction 2.4.2 Denitrification of aluminum dross and extraction of alumina 2.4.3 Extract alumina source from a variety of solid/hazardous waste 2.4.4 Synthesis of a molecular sieve using the alumina source and silica sources 2.5 Alumina extraction process by calcification of aluminum dross 2.5.1 Introduction 2.5.2 Effect of different factors on aluminum dross calcification roasting system 2.5.3 Analysis of leaching behavior and kinetics of roasting products 2.5.4 Migration behavior of toxic elements in the roasting system 2.6 Alkali doping on the preparation of calcium aluminate 2.6.1 Introduction 2.6.2 Thermodynamic theoretical analysis of roasting process 2.6.3 Mechanism of alkali doped roasting 2.6.4 Effect of alkali doping on leaching performance 2.6.5 Preparation of high white aluminum hydroxide from aluminum sources References Chapter 3 Hydrometallurgy Disposal Technology 3.1 Preparation of protective ring for aluminum dross denitr 3.1.3 Comparison of dissolution behavior between EAD and denitrified EAD 3.1.4 Effect of temperature on phase transition of denitrified EAD 3.1.5 Thermal analysis and SEM characterization 3.1.6 Industrial tests 3.2 Thermodynamic and kinetic studies on nitrogen removal from aluminum dross 3.2.1 Introduction 3.2.2 Thermodynamic analysis 3.2.3 Effect of different factors on removal efficiency of AlN 3.2.4 Optimal leaching conditions 3.2.5 Kinetics analysis 3.2.6 Product characterization 3.3 Aluminum alloy dross denitrification kinetics 3.3.1 Introduction 3.3.2 Optimization of washing dechlorination-roasting denitrification process 3.3.3 Optimization of alkali catalytic denitrification and dechlorination process 3.3.4 Kinetic analysis of aluminum nitride removal References Chapter 4 Electrochemical Disposal Technology 4.1 Source of impurities 4.1.1 Introduction 4.1.2 Analysis of impurity element content in primary aluminum 4.1.3 Migration of the impurities in different links 4.1.4 Application of anti-oxidation prebaked anode 4.2 Solubility of aluminum dross in cryolite molten salt system 4.2.1 Introduction 4.2.2 Removal of nitrogen and chlorine elements from BAD 4.2.3 Examination of BAD solubility 4.2.4 Analysis of BAD dissolution behavior 4.2.5 Saturation solubility of aluminum nitride and its transformation mechanism 4.2.6 Optimization of dissolution properties of black aluminum dross 4.3 Aluminum recovery from aluminum dross in cryolite system 4.3.1 Introduction 4.3.2 Density of Na?AlF?-AlF?-CaF?-BAD molten salt system 4.3.3 Surface tension of the Na?AlF?-AlF?-CaF?-BAD molten salt system 4.3.4 Comparison of solubility 4.3.5 Preparation of aluminum alloy by molten salt electrolysis 4.4 Preparation of aluminum alloy by electrolysis of denitrified aluminum dross 4.4.1 Introduction 4.4.2 Catalytic hydrolysis denitrification 4.4.3 Phase transformation of hydrolysis products 4.4.4 Preparation of aluminum alloy by molten salt electrolysis 4.4.5 Proposal of a process References Chapter 5 Cross Industry Collaborative Disposal Technology 5.1 Extraction of silicon from coal gangue 5.1.1 Phase composition of coal gangue 5.1.2 The effects of calcination temperature on desilication rate of coal gangue 5.1.3 Separation of silica and alumina from coal gangue after phase transition 5.2 Calcination catalysi 5.2.2 Effect of additives on phase transformation in the coal gangue 5.2.3 Catalytic effect of secondary aluminum dross on coal gangue calcination 5.3 Preparation of aluminum series products from various solid wastes 5.3.1 Introduction 5.3.2 Effect of temperature on multiple solid/hazardous waste coupled reactions 5.3.3 Optimal ingredient for coupling reaction of multiple industrial wastes 5.3.4 Effect of residence time on multiple solid/hazardous waste coupled reactions 5.3.5 The mineral transformation behavior of the coupling reaction process of various industrial wastes 5.3.6 Preparation and characterization of high white ultrafine aluminum hydroxide 5.3.7 Estimation of the process cost References Chapter 6 Outlook
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