Chapter 1 General Situation of Iron and Steel Smelting and Solid Waste Treatment1.1 General situation of iron and steel production1.2 Advantages of iron and steel process in treating solid wasteChapter 2 Direct Reduction Iron Process2.1 Pilot test case of copper slag reduction magnetic separation in rotary hearth furnace2.2.1 Thermodynamic analysis2.2.2 Experimental scheme of rotary hearth furnace2.2.3 Analysis of experimental results2.2.4 Mineral phase analysis of reduction products2.2.5 Summary2.2 Direct Reduction-Melting Experiment of Sulfuric Acid Slag in Rotary Hearth Furnace2.2.1 Experimental materials and methods2.2.2 Temperature and calcination time parameters2.2.3 Basicity parameter control2.2.4 Transformation and micromorphology of iron oxides during reduction2.2.5 Reduction melting theory and experiment of carbon-containing pellets of sulfuric acid slag2.2.6 Melting test results2.2.7 Behavior analysis of sulfur element in melting process2.2.8 SummaryChapter 3 Digestion of Solid Waste during Sintering-Pelletizing Process3.1 Return sintering of steel slag as raw material3.1.1Research status of steel slag utilization3.1.2 Properties of raw materials3.1.3 Sintering pot experiment3.1.4 Experimental results3.2 Application of waste incineration fly ash in sintering process3.2.1 Physicochemical parameters of fly ash3.2.2 Sintering experimental procedure3.2.3 Proportioning design of fly ash addition in sinter3.2.3 Sintering results3.2.4. Summary3.3 Formation mechanism of binder phase in sintering process with fly ash instead of lime3.3.1 Experimental design3.3.2 Thermal dynamic calculation3.3.3 Results and discussion3.3.4. Conclusions.Chapter 4 Case Analysis of Blast Furnace Consumption Technology and Process4.1 Production case of metallurgical solid waste disposal in tunnel kiln-blast furnace process4.1.1 Process introduction4.1.2 Major equipment technology and production capacity4.1.3 Energy consumption of production revenue and expenditure4.2 Disposal of all solid waste in copper slag-steel slag blast furnace process4.2.1 Solid waste raw materials4.2.2 Design and preparation of artificial mineral4.2.5 Reducibility of artificial mineral4.2.6 Charge melting dropping characteristics4.2.7 Reduction melting results4.2.8 Material energy balance in blast furnace melting process4.3 Prospect of solid waste treatment by blast furnace processChapter 5 Disposal of Solid Waste in Steelmaking Process5.1 Reuse and zinc enrichment technology of zinc-containing dust in electric arc furnace5.1.1 Brief introduction of process5.1.2 Zn recycling and enrichment5.1.3 Separation of ZnCl2 by high temperature roasting5.2 Direct reduction of red mud for refining desulfurization5.3.1 Simple method for Na removal by red mud pretreatment5.3.2 Deep reduction of red mud after sodium removal5.3.3 Desulfurization design of steelmaking refining slag prepared from reduction products5.3.4 Calculation of Desulfurization Ability of CaO-Al2O3-SiO2-TiO2 Slag System5.3.5 Desulfurization experiment of refining slag prepared from red mud reduction productReferences