| 发明名称 |
ABRASIVE MOLTEN GRAINS |
| 摘要 |
<p>The invention relates to molten grains having the following chemical composition in wt % in terms of oxides: Al2O3: balance to 100%; ZrO2+HfO2: 16-24%; MgO in an amount such that the weight ratio (ZrO2+HfO2)/MgO is between 25 and 65; other species: 0-2%. The grains can be used as abrasive grains.</p> |
| 申请公布号 |
EP2337655(B1) |
申请公布日期 |
2013.03.27 |
| 申请号 |
EP20090745117 |
申请日期 |
2009.10.09 |
| 申请人 |
SAINT-GOBAIN CENTRE DE RECHERCHES ET D'ETUDES EUROPEEN |
发明人 |
MARLIN, SAMUEL;PETIGNY, SYLVAIN |
| 分类号 |
B24C11/00;B24D3/00;C09G1/02;C09K3/14 |
主分类号 |
B24C11/00 |
| 代理机构 |
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代理人 |
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| 主权项 |
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