| 申请日期 | 2025-11-27 | 申请号 | US12508662 |
| 公开（公告）号 | US20110021340A1 | 公开（公告）日 | 2011-01-27 |
| 公开国别 | US | 申请人省市代码 | 全国 |
| 申请人 | SCHOFALVI KARL HEINZ; DELISO EVELYN MCGEE | ||
| 简介 | The disclosed invention relates to a refractory made from an as-batched composition comprising alumina, a rare earth oxide, and optionally an oxide of a transition metal comprising Sc, Zn, Ga, Y, Cd, In, Sn, Tl or a mixture of two or more thereof, the refractory being characterized by the absence of SiO2 or a concentration of SiO2 of no more than about 0.2% by weight. | ||
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