发明授权
- 专利标题: Method for producing low hydrogen content in steels produced by subsurface pneumatic refining
- 专利标题(中): 通过地下气动精炼生产的钢中低含氢量的方法
-
申请号: US393467申请日: 1982-06-29
-
公开(公告)号: US4451288A公开(公告)日: 1984-05-29
- 发明人: Rockne J. Andreini
- 申请人: Rockne J. Andreini
- 申请人地址: CT Danbury
- 专利权人: Union Carbide Corporation
- 当前专利权人: Union Carbide Corporation
- 当前专利权人地址: CT Danbury
- 主分类号: C21C5/28
- IPC分类号: C21C5/28 ; C21C5/00 ; C21C5/34 ; C21C7/068 ; C21C7/072 ; C21C7/00
摘要:
The production of low hydrogen steel is achieved in subsurface pneumatic refining processes by proper melt practice ensuring adequate gas sparging during the overall refining sequences, minimal time delays in the latter stages of refining, and proper control of the vessel off-gas.
公开/授权文献
信息查询