Method for separation of carbon dioxide gas
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United States of America Patent
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Feb 2, 1999
Grant Date -
N/A
app pub date -
Jul 31, 1996
filing date -
Aug 1, 1995
priority date (Note) -
Expired
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Abstract
A method is disclosed for selectively separating carbon dioxide gas by contacting the carbon dioxide containing gas with a composition containing lithium zirconia at a temperature of 450.degree. C. or more so that carbon dioxide reacts with the lithium zirconia to produce lithium carbonate and zirconia. Subjecting the lithium carbonate and zirconia to a temperature of 600.degree. C. or more so as to produce lithium zirconia and carbon dioxide.
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