| 发明名称 |
METAL REFINING METHOD USING DIFFERING REFINING OXYGEN SEQUENCE |
| 摘要 |
<p>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.</p> |
| 申请公布号 |
CA2379591(A1) |
申请公布日期 |
2002.12.22 |
| 申请号 |
CA20022379591 |
申请日期 |
2002.03.28 |
| 申请人 |
PRAXAIR TECHNOLOGY, INC. |
发明人 |
SELINES, RONALD JOSEPH;SARMA, BALU;ANDERSON, JOHN ERLING;MAHONEY, WILLIAM JOHN |
| 分类号 |
C21C5/30;C21C5/32;C21C5/46;C21C5/52;C21C7/04;C21C7/068;(IPC1-7):C21C7/072;B22D11/117 |
主分类号 |
C21C5/30 |
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