本书作者团队基于冶金原理进行了十余年基础研究与技术开发工作，对以红土镍矿为原料生产镍铁工艺的若干技术瓶颈方面取得突破，实现了低成本、高效率、环境友好的镍铁生产。其中包括红土镍矿选择性固态还原技术、红土镍矿熔炼渣系调控技术、红土镍矿软熔性能调控技术、镍铁冶炼渣的资源化利用技术等。在印尼建设的示范性工厂顺利投入运行，对红土镍矿冶炼镍铁新技术进行了验证。

1 An Overview of Nickel Utilization from Laterite Ore
1.1 Applications of Nickel
1.2 Demand of Nickel
1.3 Resources of Nickel
1.4 Metallurgical Processes of Laterite Ore
1.4.1 Hydrometallurgical Processes
1.4.2 Pyrometallurgical Processes
1.5 Challenges and Development of Ferronickel-Making
References
2 Fundamentals of Selective Solid-State Reduction and Novel Process for Preparing Ferronickel from Laterite Ore
2.1 Thermodynamics of Reduction/Sulfidation of Nickel and Iron Oxides
2.1.1 Thermodynamics of Reduction
2.1.2 Thermodynamics of Sulfidation
2.2 Behaviors of Selective Reduction/Sulfidation of Laterite Ore
2.2.1 Influencing Factors of Reduction/Sulfidation
2.2.2 Kinetics of Reduction/Sulfidation
2.3 Formation and Growth of Ferronickel Particles During Solid-State Reduction
2.3.1 Phase Transformation
2.3.2 Softening-Melting Property
2.3.3 Microstructure
2.3.4 Growth Mode of Ferronickel Particles
2.4 New Process of Preparing Ferronickel Through Selective Solid-State Reduction-Magnetic Separation and Its Application
2.4.1 Main Technological Parameters
2.4.2 Pilot-Scale Test of Direct Reduction Within "Firing Model" of Rotary Kiln
2.4.3 Industrial Test of Direct Reduction-Magnetic Separation in Coal-Based Rotary Kiln
2.4.4 Comparison Between the New Process and Existing Processes
References
3 Technology of Slag Formation Control in Electric Furnace Smelting of Laterite Ore
3.1 Phase Diagrams of Slag Systems
3.1.1 MgO–SiO2–Al2O3 Slag System
3.1.2 MgO-SiO2-Al2O3-FeO Slag System
3.1.3 CaO–MgO–SiO2–Al2O3–FeO Slag System
3.2 Liquid Phase Formation During Smelting
3.2.1 Effect of CaO Content
3.2.2 Effect of FeO Content
3.2.3 Effect of MgO Content
3.2.4 Effect of Al2O3 Content
3.3 Viscosity Behavior of Slag
3.3.1 Effect of CaO Content
3.3.2 Effect of FeO Content
3.3.3 Effect of MgO Content
3.3.4 Effect of Al2O3 Content
3.3.5 Verification Tests
3.4 Technics for Controlling Slag Formation
3.5 Applications of Controlling Slag Formation
3.5.1 Effect of Coke addition
3.5.2 Effect of Quaternary Basicity of Slag
3.5.3 Effect of Smelting Temperature
3.5.4 Effect of Smelting Time
3.6 Pilot-Scale Tests
3.6.1 Raw Materials
3.6.2 Experimental Procedure
3.6.3 Results and Discussion
3.7 Industrial Applications
3.7.1 Industry Practice in Plant
3.7.2 Industry Practice in Plant
3.7.3 Assessment of Energy Conservation and Emission Reduction
References
4 Softening-Melting Properties of Laterite Ore and Regulation Technology Applied in Krupp-Renn Process and Sintering Process
4.1 Phase Transformation of Laterite Ore During Roasting
4.1.1 Experimental
4.1.2 Effect of CaO Content
4.1.3 Effect of Roasting Temperature
4.1.4 Effect of CO Partial Pressure
4.2 Characteristic Fusion Temperatures of Laterite Ore
4.2.1 Effect of CaO Content
4.2.2 Effect of CO Partial Pressure in Reducing Atmosphere
4.2.3 Effect of FeO Content
4.3 Regulation Technology of Softening–Melting Performance of Laterite Ore
4.4 Regulation Technology Applied in the Krupp-Renn Process
4.4.1 Growth Behaviors of Ferronickel Particles
4.4.2 Grinding–Magnetic Separation of Ferronickel from Reduced Laterite Ore
4.4.3 Comparison with the "Oheyama Process"
4.5 Regulation of Sintering Process
4.5.1 Sintering of Saprolitic Laterite Ore
4.5.2 Sintering of Limonitic Laterite Ore
References
5 Valorization of Ferronickel Slag for Preparation of Value-Added Materials
5.1 Properties of Ferronickel Slag
5.2 Current Status of Utilization of Ferronickel Slag
5.2.1 Production of Building Materials
5.2.2 Preparation of Functional Materials
5.2.3 Recovery of Valuable Metals
5.3 Prepar