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Technologies applied to a BOF
l Top and bottom combined blown converter
l Oxygen lance of high efficiency and low consumption
l Vice lance for dynamic automation control
l BOF lining life enhancement (slag-splashing for protect lining, zoned lining, lining hot repair, gunning) to obtain maxima BOF campaign of 20,000 heats or economical BOF campaign over 10,000 heats
l Converter primary/secondary de-dusting system (improved OG de-duster for fume emission ≤ 50 mg/Nm3, dry de-duster for fume emission ≤ 10 mg/Nm3 )
l BOF slag treatment and recovery for sinter plant or blast furnace (hot slag water spray, slag roller)
l Slurry recovery and utilization
l BOF circulating water treatment plant
The Oxygen Converter Reference List:
l 150t BOF x 3 for Steelmaking Workshop of Tangshan Iron & Steel Group, China in 2004.
l 120t BOF for Tangyin Iron & Steel Company, China in 2007.
l 120t BOF for Qianan Zhayi Liancheng Iron & Steel Company, China in 2006.
l 65t BOF for Zongheng Iron & Steel Company, China in 2004.
l 55t BOF for Rizhao Iron & Steel Company, China in 2005.
l 45t BOF for Meijing Iron & Steel Company, China in 2003.
l 40t BOF for Tangshan Ganglu Iron & Steel Company, China in 2001.
l 40t BOF for Chengde Fengsheng Iron & Steel Company, China in 2006.
l 40t BOF for Tangshan Jianlong Iron & Steel Company, China in 2002.
l 40t BOF for Chifeng Iron & Steel Company, China in 2006.
Converter