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Apparatus to measure permeation of a gas through a membrane

United States Patent

March 5, 2013
View the Complete Patent at the US Patent & Trademark Office
The present invention relates to an apparatus to measure permeation of a gas through a membrane. The membrane is mounted on a flange with two sealing areas. The region between the sealing areas defines an annular space. The annular space is swept with a gas in order to carry away any of the permeating gas which may leak through the sealing areas.
Nunes; Geoffrey (Swarthmore, PA)
E I du Pont de Nemours and Company (Wilmington, DE)
13/ 004,232
January 11, 2011
This invention was made with Government support under Contract No. DE-EE0000588.000 awarded by the Department of Energy. The Government has certain rights in this invention.