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).
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申请公布号 |
US8475758(B2) |
申请公布日期 |
2013.07.02 |
申请号 |
US200913057058 |
申请日期 |
2009.08.06 |
申请人 |
LAINE RICHARD M.;KRUG DAVID JAMES;MARCHAL JULIEN CLAUDIUS;MCCOLM ANDREW STEWART;MAYATERIALS, INC. |
发明人 |
LAINE RICHARD M.;KRUG DAVID JAMES;MARCHAL JULIEN CLAUDIUS;MCCOLM ANDREW STEWART |
分类号 |
C01B33/02 |
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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