发明名称 |
LOW COST ROUTES TO HIGH PURITY SILICON AND DERIVATIVES THEREOF |
摘要 |
The present invention is directed to a method for providing an agricultural waste product having amorphous silica, carbon, and impurities; extracting from the agricultural waste product an amount of the impurities; changing the ratio of carbon to silica; and reducing the silica to a high purity silicon (e.g., to photovoltaic silicon). |
申请公布号 |
EP2321221(A2) |
申请公布日期 |
2011.05.18 |
申请号 |
EP20090805543 |
申请日期 |
2009.08.06 |
申请人 |
MAYATERIALS, INC. |
发明人 |
LAINE, RICHARD, M.;KRUG, DAVID, JAMES;MARCHAL, JULIEN, CLAUDIUS;MCCOLM, ANDREW, STEWART |
分类号 |
C01B33/037;B09B3/00;C22B7/00 |
主分类号 |
C01B33/037 |
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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