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Purification system

  • US 6,279,576 B1
  • Filed: 06/30/1999
  • Issued: 08/28/2001
  • Est. Priority Date: 11/18/1996
  • Status: Expired due to Fees
First Claim
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1. A regenerative absorber device for the removal of CO2 from CO2 containing expiration gases during anaesthesia, comprisinga container having an inlet for said CO2 containing expiration gases, and an outlet for output gases, whereby the CO2 has been substantially removed from said gases;

  • and a weak basic anion exchanger having the capability to absorb CO2, and disposed in said container in such a way that the gases will flow through said anion exchanger from said inlet to said outlet.

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