Production of Polycrystalline Silicon in Substantially Closed-loop Processes
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United States of America Patent
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Issued Date -
Apr 26, 2012
app pub date -
Oct 22, 2010
filing date -
Oct 22, 2010
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Abandoned
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Abstract
Production of polycrystalline silicon in a substantially closed-loop process is disclosed. The processes generally include decomposition of trichlorosilane produced from metallurgical grade silicon.
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