
基本信息:
- 专利标题: REFRACTORY
- 专利标题(中):耐火
- 申请号:US12508662 申请日:2009-07-24
- 公开(公告)号:US20110021340A1 公开(公告)日:2011-01-27
- 发明人: Karl-Heinz Schofalvi , Evelyn McGee DeLiso
- 申请人: Karl-Heinz Schofalvi , Evelyn McGee DeLiso
- 主分类号: C04B35/10
- IPC分类号: C04B35/10
摘要:
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.
摘要(中):
所公开的发明涉及由包含氧化铝,稀土氧化物和任选的包含Sc,Zn,Ga,Y,Cd,In,Sn,Tl或过渡金属的过渡金属的氧化物的分批组合物制成的耐火材料, 两种或更多种,耐火材料的特征在于不存在SiO 2或SiO 2的浓度不超过约0.2重量%。