发明名称 |
SILICON WAFERS AND INGOTS WITH REDUCED OXYGEN CONTENT AND METHODS FOR PRODUCING THEM |
摘要 |
Silicon nitride coated crucibles for holding melted semiconductor material and for use in preparing multicrystalline silicon ingots by a directional solidification process; methods for coating crucibles; methods for preparing silicon ingots and wafers; compositions for coating crucibles and silicon ingots and wafers with a low oxygen content.
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申请公布号 |
US2011177284(A1) |
申请公布日期 |
2011.07.21 |
申请号 |
US20100837876 |
申请日期 |
2010.07.16 |
申请人 |
MEMC SINGAPORE PTE LTD. |
发明人 |
PHILLIPS RICHARD J.;KIMBEL STEVEN L.;DESHPANDE ADITYA J.;SHI GANG |
分类号 |
B32B5/00;B22D7/00;B22D7/06;B22D7/12;C01B33/02 |
主分类号 |
B32B5/00 |
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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