Mechanism and method for improving gas utilization rate of large blast furnaces based on data analysisBing Dai, Rukang Yan, Yijia Sun, Nan Zhang, Yuji Wan, Qiyuan Liu and Hongjun SunMetall. Res. Technol., 123 2 (2026) 206DOI: https://doi.org/10.1051/metal/2025149