SHOW A EXTRACTION OF SODIUM CHLORIDE BY DOWN PROCESS?
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A process for extracting sodium by the electrolysis of molten sodium chloride. The Downs cell has a central graphite anode surrounded by a cylindrical steel cathode. Chlorine released is led away through a hood over the anode. ... The two hoods and electrodes are separated by a coaxial cylindrical steel gauze....
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A process for extracting sodium by the electrolysis of molten sodium chloride. A small amount of calcium chloride is added to the sodium chloride to lower its melting point. The sodium chloride is melted electrically and kept molten by the current through the cell.
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