发明授权
- 专利标题： Method for operating basic oxygen steel processes with the introduction of carbon dioxide
- 专利标题（中）： 使用二氧化碳介绍操作基本氧化工艺的方法
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申请号： US3769000D申请日： 1971-10-04
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公开(公告)号： US3769000A公开(公告)日： 1973-10-30
- 发明人: GLASSMAN D
- 申请人： STEEL CORP
- 专利权人： STEEL CORP
- 当前专利权人： STEEL CORP
- 优先权： US18613171 1971-10-04
- 主分类号： C21C5/40
- IPC分类号： C21C5/40 ; C21C5/38
摘要：
This invention relates to a method of making steel by the basic oxygen process in which carbon dioxide is injected to form a curtain against the intrusion of atmospheric oxygen and nitrogen and in which high purity carbon monoxide may be recovered from the basic oxygen process off-gases.
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