Recycling of chromium sludge to promote aggregation and growth of metal during self-reduction of nickel laterite oreHui Yu, Shengqiang Song, Robert Cromarty, Guihua Hang, Qian Hu, Wenke Zhang, Dongming Liu and Zhengliang XueMetall. Res. Technol., 119 1 (2022) 110DOI: https://doi.org/10.1051/metal/2022002