发明授权
US09260795B2 Closure for silica glass crucible, silica glass crucible and method of handling the same
有权
二氧化硅玻璃坩埚,二氧化硅玻璃坩埚的封闭及其处理方法
- 专利标题: Closure for silica glass crucible, silica glass crucible and method of handling the same
- 专利标题(中): 二氧化硅玻璃坩埚,二氧化硅玻璃坩埚的封闭及其处理方法
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申请号: US13617335申请日: 2012-09-14
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公开(公告)号: US09260795B2公开(公告)日: 2016-02-16
- 发明人: Masaru Sato , Masami Ohara
- 申请人: Masaru Sato , Masami Ohara
- 申请人地址: JP Akita-shi
- 专利权人: JAPAN SUPER QUARTZ CORPORATION
- 当前专利权人: JAPAN SUPER QUARTZ CORPORATION
- 当前专利权人地址: JP Akita-shi
- 代理机构: Christensen O'Connor Johnson Kindness PLLC
- 优先权: JP2009-54432 20090309
- 主分类号: C30B15/00
- IPC分类号: C30B15/00 ; C30B15/10 ; C30B11/00 ; C30B35/00
摘要:
A closure for silica glass crucible to be mounted on an opening portion of a silica glass crucible is provided with a peripheral edge mounting portion closely adhered to an inner peripheral end of the opening portion.
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