Reactants and electrolyte recycled to yield relatively pure product. Process based on reaction of silicon dioxide with aluminum. Aluminum for process taken from operating aluminum-electrolysis cell, and Al2O3 product returned to same cell. Aluminum continually recycled and purified, and purity of silicon high as well.
Process Makes High-Grade Silicon
NASA Tech Briefs ; 12 , 5
1988-05-01
Miscellaneous
No indication
English
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