Invention Application
- Patent Title: METHOD FOR PRODUCING LOW CARBON STEEL
- Patent Title (中): 生产低碳钢的方法
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Application No.: PCT/US2005002102Application Date: 2005-01-19
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Publication No.: WO2005069977A3Publication Date: 2006-02-23
- Inventor: RILEY MICHAEL FRANCIS , MAHONEY WILLIAM JOHN
- Applicant: PRAXAIR TECHNOLOGY INC , RILEY MICHAEL FRANCIS , MAHONEY WILLIAM JOHN
- Assignee: PRAXAIR TECHNOLOGY INC,RILEY MICHAEL FRANCIS,MAHONEY WILLIAM JOHN
- Current Assignee: PRAXAIR TECHNOLOGY INC,RILEY MICHAEL FRANCIS,MAHONEY WILLIAM JOHN
- Priority: US76229804 2004-01-23
- Main IPC: C21C5/32
- IPC: C21C5/32 ; C21C5/46 ; C21C5/52 ; C21C7/068
Abstract:
A method for producing low carbon steel (13) wherein molten steel is decarburized in a three stage refining procedure comprising a first stage wherein oxygen is provided for decarburization enveloped in a gas shroud (16), a second stage wherein oxygen is provided for decarburization enveloped in a flame shroud (16), and a third stage wherein inert gas or oxygen is provided enveloped in a flame shroud (16).
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