hematite beneficiation process rotary hearth furnace

MAGNETITE REDUCTION PROCESS WITH ROTARY HEARTH FURNACE R. Wei, Z. Lun, X. Lv*, T. Hu, C. Bai College of Materials Science and Engineering, Chongqing University, China (Received 28 December 2012; accepted 27 October 2014) Abstract In order to improve the energy utilization of rotary hearth furnace (RHF), some methods were raised to solve the ...