发明名称 |
Apparatus for introducing gas to molten metal within a vessel |
摘要 |
The invention relates to apparatus including a gas purge brick for metallurgical furnaces and vessels, which is connected with a gas supply pipe on its cold end remote from the interior of the furnace or vessel. Within the gas supply pipe there is centrally arranged a solid metal core which is surrounded by a helix. Optionally, at least the part of the gas supply pipe adjoining the cold brick end is surrounded by a protecting tube filled with a refractory material.
|
申请公布号 |
US4657226(A) |
申请公布日期 |
1987.04.14 |
申请号 |
US19850776441 |
申请日期 |
1985.09.16 |
申请人 |
OSTERREICHISCH-AMERIKANISCHE MAGNESIT AKTIENGESSELLSCHAFT |
发明人 |
ILLEMANN, HEINRICH;HEINRICHER, GUSTAV M. |
分类号 |
C21C5/52;B22D1/00;C21C5/48;C21C7/072;(IPC1-7):C21C5/48 |
主分类号 |
C21C5/52 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|