Method for the removal of contaminants from a carbon dioxide feeding liquid stream
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United States of America Patent
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Jan 17, 2017
Grant Date -
Aug 18, 2011
app pub date -
Jul 24, 2009
filing date -
Jul 29, 2008
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Abstract
The present invention relates to a method for recovery of high purity carbon dioxide from a gaseous source and uses thereof. More specifically, the present invention relates to the production of high purity carbon dioxide, which is substantially free of nitrogen, oxygen, nitrogen oxides, sulphurous compounds and volatile organic contaminants, particularly benzene. The present invention also relates to a method for removal of benzene from a carbon dioxide feeding gas as well as the use of said high purity carbon dioxide in foodstuffs.
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