| 发明名称 |
High zirconia fused cast refractory. |
| 摘要 |
<p>A high zirconia fused cast refractory having excellent thermal cycle resistance which comprises, as chemical components of the refractory, from 90 to 95% by weight of ZrO2, from 3.5 to 7% by weight of SiO2 and from l to 3% by weight of A l 2O3 and which does not substantially contain any one of P2O5, B2O3 and CuO.</p> |
| 申请公布号 |
EP0431445(B1) |
申请公布日期 |
1994.11.02 |
| 申请号 |
EP19900122660 |
申请日期 |
1990.11.27 |
| 申请人 |
ASAHI GLASS COMPANY LTD. |
发明人 |
ISHINO, TOSHIHIRO;SAKAI, KOUZOU;KIDO, NOBUYUKI |
| 分类号 |
C04B35/657;C03B5/43;C04B35/48;C04B35/484;(IPC1-7):C04B35/48 |
主分类号 |
C04B35/657 |
| 代理机构 |
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