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Device for sampling and enriching impurities in hydrogen comprising hydrogen-permeable membrane

United States Patent

9,555,366
January 31, 2017
View the Complete Patent at the US Patent & Trademark Office
Provided herein are methods and devices to enrich trace quantities of impurities in gaseous mixtures, such as hydrogen fuel. The methods and devices rely on concentration of impurities so as to allow the detection of the impurities using commonly-available detection methods.
Ahmed; Shabbir (Naperville, IL), Papadias; Dionissios D. (Chicago, IL), Lee; Sheldon D. H. (Willowbrook, IL), Kumar; Romesh (Naperville, IL)
UChicago Argonne, LLC (Chicago, IL)
14/ 311,002
June 20, 2014
CONTRACTUAL ORIGIN OF THE INVENTION The U.S. Government has rights in this invention pursuant to Contract No. DE-AC02-06CH11357 between the U.S. Department of Energy and UChicago Argonne, LLC, as operator of Argonne National Laboratory.