Effects of ultrasonic pre-treatment on the flotation of ilmenite and collector adsorption

• Published in: Minerals engineering Vol. 137; pp. 124 - 132
• Main Authors: Shu, Kaiqian, Xu, Longhua, Wu, Houqin, Fang, Shuai, Wang, Zhoujie, Xu, Yanbo, Zhang, Zhenyue
• Format: Journal Article
• Language: English
• Published: Elsevier Ltd 15.06.2019
• Subjects: Ferric ion; Ferrous ion; Ilmenite; Sodium oleate; Ultrasonic pre-treatment; Ferric ion; Sodium oleate; Ultrasonic pre-treatment; Ilmenite; Ferrous ion
• ISSN: 0892-6875; 1872-9444
• DOI: 10.1016/j.mineng.2019.04.001

•Sonication remarkably affects ilmenite flotation performance.•Sonication increased chemical adsorption of oleate ions on ilmenite surface.•Flotation recovery is improved via significant conversion of Fe2+ to Fe3+.•Possibility of improved selective flotation of ilmenite from gangue minerals. Herein...