Made available in DSpace on 2022-04-29T08:47:51Z (GMT). No. of bitstreams: 0 Previous issue date: 2008-12-01; Back in 2000, CSN along with DME, conducted a diagnostic study on Hot Blast Stoves # 1, 2 and 3 of Blast Furnace # 2, after 19 years of operation and close to the end of its design campaign - originally set to last for 20 years. The primary purpose of this study was to support the Company's efforts gear...