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Method and apparatus for extracting carbon dioxide from air

  • US 9,266,052 B2
  • Filed: 02/19/2014
  • Issued: 02/23/2016
  • Est. Priority Date: 10/02/2006
  • Status: Active Grant
First Claim
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1. A process for removing carbon dioxide from ambient air, comprising the steps of passing ambient air in contact with a solid sorbent comprising an amine to absorb carbon dioxide from the air, and releasing absorbed carbon dioxide into the interior of a greenhouse;

  • wherein the solid sorbent comprising an amine has a carbon dioxide holding ability dependent on humidity.

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