Microwave-absorbing characteristics of carbothermic reduction products of ilmenite concentrate catalyzed by sodium borateWei Li, Yubo Xing, Binfang Meng, Xinying Wang, Yuqi Liu and Libo ZhangMetall. Res. Technol., 113 5 (2016) 505DOI: https://doi.org/10.1051/metal/2016025