发明名称 METAL REFINING METHOD USING DIFFERING REFINING OXYGEN SEQUENCE.
摘要 A metal refining method particularly useful with a basic oxygen steelmaking process, wherein during an initial period, refining oxygen is provided into the furnace headspace surrounded by a shroud comprising oxygen and inert gas, and during a subsequent period refining oxygen is provided into the furnace headspace surrounded by a flame shroud.
申请公布号 MXPA02003241(A) 申请公布日期 2004.09.27
申请号 MX2002PA03241 申请日期 2002.03.27
申请人 PRAXAIR TECHNOLOGY, INC. 发明人 RONALD JOSEPH SELINES.
分类号 C21C5/30;C21C5/32;C21C5/46;C21C5/52;C21C7/04;C21C7/068;(IPC1-7):C21C5/32 主分类号 C21C5/30
代理机构 代理人
主权项
地址