发明授权
US06153496A Process for the production of polycrystalline silicon mouldings
substantially free of edge regions and the use of these mouldings
失效
用于生产基本上不含边缘区域的多晶硅模制品以及这些模制品的使用的方法
- 专利标题: Process for the production of polycrystalline silicon mouldings substantially free of edge regions and the use of these mouldings
- 专利标题(中): 用于生产基本上不含边缘区域的多晶硅模制品以及这些模制品的使用的方法
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申请号: US41324申请日: 1998-03-12
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公开(公告)号: US06153496A公开(公告)日: 2000-11-28
- 发明人: Christian Hassler , Johannes Liebermann
- 申请人: Christian Hassler , Johannes Liebermann
- 申请人地址: DEX Leverkusen
- 专利权人: Bayer AG
- 当前专利权人: Bayer AG
- 当前专利权人地址: DEX Leverkusen
- 优先权: DEX19711550 19970320
- 主分类号: C01B33/02
- IPC分类号: C01B33/02 ; C30B33/00 ; H01L21/02 ; H01L31/04 ; H01L31/18 ; C30B15/12
摘要:
The present invention relates to a process for the production of polycrystalline silicon mouldings substantially free of low lifetime edge regions and the use of these mouldings.
公开/授权文献
- US5432483A Digital quadrature modulator and method for testing the same 公开/授权日:1995-07-11
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