NASA NTRS · 19720000194
Carbon dioxide concentrator
Abstract
Passed exhaled air through electrochemical cell containing alkali metal carbonate aqueous solution, and utilizes platinized electrodes causing reaction of oxygen at cathode with water in electrolyte, producing hydroxyl ions which react with carbon dioxide to form carbonate ions.
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Williams, C. F., Huebscher, R. G.. 1972-05-01. Carbon dioxide concentrator. https://ntrs.nasa.gov/citations/19720000194
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