ELECTROLYTIC PROCESS TO PRODUCE ALUMINUM HYDROXIDE
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United States of America Patent
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Issued Date -
Nov 22, 2012
app pub date -
Jul 31, 2012
filing date -
Apr 3, 2008
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Abandoned
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Abstract
Methods and apparatus for separating aqueous solution of alkali aluminate into alkali hydroxide and aluminate hydroxide are disclosed. These methods are enabled by the use of alkali ion conductive membranes in electrolytic cells that are chemically stable and alkali ion selective. The alkali ion conductive membrane includes a chemically stable ionic-selective cation membrane.
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