| 发明名称 |
Process for pulling a crystal. |
| 摘要 |
<p>A process for pulling a crystal from a raw material melt includes the use of a baffle (6) of which the effective diameter at the surface of the belt is caused to vary so that the diameter of the surface of the melt inside the baffle increases as the diameter of the pulled crystal at the solid-liquid interface increases.</p> |
| 申请公布号 |
EP0219966(A2) |
申请公布日期 |
1987.04.29 |
| 申请号 |
EP19860306952 |
申请日期 |
1986.09.09 |
| 申请人 |
SUMITOMO ELECTRIC INDUSTRIES LIMITED |
发明人 |
TADA, KOHJI C/O OSAKA WORKS;KOTANI, TOSHIHIRO C/O OSAKA WORKS |
| 分类号 |
C30B15/24;C30B15/10;C30B15/14;C30B15/22;C30B27/02;C30B29/40;C30B29/48;H01L21/18;H01L21/208 |
主分类号 |
C30B15/24 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
