1. Faculty of Metallurgical and Energy Engineering, Kunming University of Science and Technology, Kunming 650093, China
2. Clean Metallurgy Key Laboratory of Complex Iron Resources, University of Yunnan Province, Kunming 650093, China
3. Key Laboratory of Metallurgical Emission Reduction & Resources Recycling, Anhui University of Technology, Ministry of Education, Ma’anshan 243002, China