发明名称 |
METHOD FOR MANUFACTURING A SILICA GLASS CRUCIBLE |
摘要 |
<p>Provided is a method of manufacturing a vitreous silica crucible for pulling a silicon single crystal which can suppress melt surface vibration of silicon melt filled therein and has a long lifetime. The crucible includes a peripheral wall portion, a curved portion and a bottom portion, and has a plurality of micro recesses on the specific region of the inner surface of the peripheral wall portion.</p> |
申请公布号 |
EP2410081(B1) |
申请公布日期 |
2014.11.19 |
申请号 |
EP20100837594 |
申请日期 |
2010.12.14 |
申请人 |
JAPAN SUPER QUARTZ CORPORATION |
发明人 |
SUDO, TOSHIAKI;KISHI, HIROSHI;SUZUKI, ERIKO |
分类号 |
C30B15/10;C03B19/09;C03B20/00;C03C15/00;C03C23/00;C30B29/06;C30B35/00 |
主分类号 |
C30B15/10 |
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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