| 发明名称 |
SINTERED REFRACTORY BLOCK BASED ON SILICON CARBIDE WITH A SILICON NITRIDE BOND |
| 摘要 |
<p>A sintered refractory block based on silicon carbide (SiC) with a silicon nitride (Si3N4) bond, for the manufacture of a aluminium electrolysis vessel, characterized in that it comprises, expressed in percentage by weight, at least 0.05% boron and/or between 0.05 and 1.2% calcium.</p> |
| 申请公布号 |
EP1828077(A2) |
申请公布日期 |
2007.09.05 |
| 申请号 |
EP20050822883 |
申请日期 |
2005.11.25 |
| 申请人 |
SAINT-GOBAIN CENTRE DE RECHERCHES ET D'ETUDES EUROPEEN |
发明人 |
JORGE, ERIC;MARGUIN, OLIVIER |
| 分类号 |
C04B35/565;C04B35/634;C25C3/08 |
主分类号 |
C04B35/565 |
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