Technological advancements in evaluating the performance of the pulverized coal injection through tuyeres in blast furnaceAshish Agrawal, Rohit Kumar Tiwari, Sanjiv Kumar, Rajeswar Chatterjee, Basant Kumar Singh, Rama Shankar Singh, Vineet Ranjan Tripathi, Subhashis Kundu, Padmapal, R.V. Ramna and Manish Kumar SinghMetall. Res. Technol., 117 6 (2020) 611DOI: https://doi.org/10.1051/metal/2020068