Absorption Media for Scrubbing CO2 from a Gas Stream and Methods Using the Same
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United States of America Patent
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Issued Date -
Oct 17, 2013
app pub date -
May 31, 2011
filing date -
Jul 20, 2010
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Abstract
Absorption media for separating acidic gases such as C02 from a gas stream are disclosed. In some embodiments, the Absorption media include a solution of water, at least piperazine or a derivative of piperazine, and at least one alkali ion. The at least one alkali ion may be potassium. Methods and apparatus for separating acidic gases from a gas stream using such absorption media are also disclosed.
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