| 发明名称 |
Grinding balls and their process of manufacture |
| 摘要 |
<p>Grinding balls of a sintered ceramic are made from a composite of aluminium silicate (alpha Al 2O 3.beta SiO 2), zirconia (ZrO 2 + HfO 2) and alumina (Al 2O 3). An independent claim is also included for the fabrication of these sintered ceramic grinding balls.</p> |
| 申请公布号 |
EP1564196(A1) |
申请公布日期 |
2005.08.17 |
| 申请号 |
EP20040447035 |
申请日期 |
2004.02.10 |
| 申请人 |
MAGOTTEAUX INTERNATIONAL |
发明人 |
BOULANGER, LOUIS;DESILES, STEPHANE |
| 分类号 |
B02C15/00;B02C17/20;C04B35/106;C04B35/119;C04B35/185;(IPC1-7):C04B35/106 |
主分类号 |
B02C15/00 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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