Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) KAMEI Yasuo and MIYAZAKI Tomio and YAMAOKA Hideyuki,Production Test of High-carbon Ferrochrome Using a Shaft Type Furnace with Coke Packed Bed Injected with Highly Oxygen Enriched Air and a Large Quantity of Pulverized Coal,Tetsu-to-Hagane,00211575,The Iron and Steel Institute of Japan,1993,79,4,456-463,https://cir.nii.ac.jp/crid/1390001205182964096,https://doi.org/10.2355/tetsutohagane1955.79.4_456