Effect of multi-layer feeding of sized green pelletson bed permeability, structure and properties of fired pellets in straight grate induration furnaceTekkalakote Umadevi, Komala Shivanna Sridhara, Munukuntla Raju, Maribasappanavar Basavaraja, Desai Sanghamesh, Sah Rameshwar and Lokendraraj SinghMetall. Res. Technol., 118 5 (2021) 503DOI: https://doi.org/10.1051/metal/2021061