发明名称 |
(B1) ;REFRACTORY AND GAS-PERMEABLE SHAPE OF STEEL MAKING CONVERTER HOUSING |
摘要 |
A refractory gas-permeable structural unit for blowing a gas into a metal treatment vessel and through its casing has at least two elements composed of refractory material and having abutting longitudinal faces provided with at least one metal layer, a metal housing surrounding the elements to connect them with one another and tightly abutting against other longitudinal faces of the elements, and a gas distribution chamber formed at an end face of the elements and communicating with a gas supply conduit. |
申请公布号 |
PL231843(A1) |
申请公布日期 |
1982.03.15 |
申请号 |
PL19810231843 |
申请日期 |
1981.06.24 |
申请人 |
ARBED |
发明人 |
HODL FRITZ;KASSEGGER FRIEDRICH |
分类号 |
C21C5/48;B22D1/00;C21C5/34;C21C7/072 |
主分类号 |
C21C5/48 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|