| 发明名称 |
FREMGANGSMAATE VED RENSING AV RAASILICIUM. |
| 摘要 |
A process is provided for purifying metallurgical-grade silicon for the manufacture of solar cells, wherein the acid treatment of the silicon, known per se, is combined with vacuum evaporation. This may be optionally combined with slag extraction and directional solidification. |
| 申请公布号 |
NO156750(B) |
申请公布日期 |
1987.08.10 |
| 申请号 |
NO19800002444 |
申请日期 |
1980.08.15 |
| 申请人 |
CONSORTIUM FUER ELEKTROCHEMISCHE INDUSTRIE GMBH |
发明人 |
DIETL, JOSEF;WOHLSCHLAEGER, MICHAEL |
| 分类号 |
C01B33/02;C01B33/037;C30B11/00;H01L21/208;H01L31/04 |
主分类号 |
C01B33/02 |
| 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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