朱志敏, 林建, 张国礼, 曾晓军, 陈超, 李潇雨, 刘应冬. 攀西钒钛磁铁矿尾矿中战略性矿产及其综合利用[J]. 矿产综合利用, 2023, 44(4): 42-49. DOI: 10.3969/j.issn.1000-6532.2023.04.006
    引用本文: 朱志敏, 林建, 张国礼, 曾晓军, 陈超, 李潇雨, 刘应冬. 攀西钒钛磁铁矿尾矿中战略性矿产及其综合利用[J]. 矿产综合利用, 2023, 44(4): 42-49. DOI: 10.3969/j.issn.1000-6532.2023.04.006
    Zhu Zhimin, Lin Jian, Zhang Guoli, Zeng Xiaojun, Chen Chao, Li Xiaoyu, Liu Yingdong. Comprehensive Utilizations of the Strategic Mineral Resources from Vanadium Titano-Magnetite Tailings in the Panxi Region, SW China[J]. Multipurpose Utilization of Mineral Resources, 2023, 44(4): 42-49. DOI: 10.3969/j.issn.1000-6532.2023.04.006
    Citation: Zhu Zhimin, Lin Jian, Zhang Guoli, Zeng Xiaojun, Chen Chao, Li Xiaoyu, Liu Yingdong. Comprehensive Utilizations of the Strategic Mineral Resources from Vanadium Titano-Magnetite Tailings in the Panxi Region, SW China[J]. Multipurpose Utilization of Mineral Resources, 2023, 44(4): 42-49. DOI: 10.3969/j.issn.1000-6532.2023.04.006

    攀西钒钛磁铁矿尾矿中战略性矿产及其综合利用

    Comprehensive Utilizations of the Strategic Mineral Resources from Vanadium Titano-Magnetite Tailings in the Panxi Region, SW China

    • 摘要: 这是一篇矿物加工工程领域的论文。攀西地区是我国最大的钒钛磁铁矿资源基地,伴随着钒钛磁铁矿的开采和选冶,产生了巨量的尾矿。攀西钒钛磁铁矿尾矿中钒、钛、铁、铜、钴、镍、磷、钪等战略性元素的含量较高,具有潜在的回收价值,但尚未开展系统的选矿回收实验。通过对攀西地区红格矿区尾矿工艺矿物学的研究,拟定了尾矿中战略性元素综合利用技术路线,并开展了系统的选矿回收实验。以浮选选硫—弱磁选铁—强磁浮选选钛—强磁尾矿浮选磷为技术路线,获得了钴品位为0.175%的硫钴精矿、TFe品位56.57%的铁精矿、TiO2品位45.97%的钛精矿、P2O5品位31.73%的磷精矿。研究表明,通过系统的选矿回收实验,能够减少尾矿排放量21.3%,并且,回收这些战略性矿产能获得年产值7134.89万元。因此,回收攀西地区钒钛磁铁矿尾矿的战略性矿产,具有良好的经济效益和社会效益。

       

      Abstract: This is an essay in the field of mineral processing engineering. Extraction of the vanadium titano-magnetite ore deposits in the Panxi Region, the biggest vanadium titano-magnetite mineral resource base, results in the production of a significant volume of tailings. The tailings have a high recovery potential of the strategic mineral resources (eg.,Vi, Ti, Fe, Co, Cu, Ni, P, and Sc). Based on the process mineralogy study, we determine the comprehensive utilization technology flowsheet and conduct a systematic recovery test of tailing samples from the Hongge mine in the Panxi Region. By the process of (1) flotation of sulfur, (2) low-intensity magnetic separation of iron, (3) high-intensity magnetic separation and flotation of titanium, (4) flotation of Phosphorous, we obtain the sulfur-cobalt concentrate (Co 0.175%), the iron concentrate (TFe 56.57%), the titanium concentrate (TiO2 45.97%) and phosphorous concentrate (P2O5 31.73%). These results show that the systematic recovery test of tailings can reduce the production of a volume of tailings with significant economic and social benefits.

       

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