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Hydrogen storage container

United States Patent

9,562,646
February 7, 2017
View the Complete Patent at the US Patent & Trademark Office
Oak Ridge National Laboratory - Visit the Partnerships Directorate Website
An apparatus and system is described for storing high-pressure fluids such as hydrogen. An inner tank and pre-stressed concrete pressure vessel share the structural and/or pressure load on the inner tank. The system and apparatus provide a high performance and low cost container while mitigating hydrogen embrittlement of the metal tank. System is useful for distributing hydrogen to a power grid or to a vehicle refueling station.
Wang; Jy-An John (Oak Ridge, TN), Feng; Zhili (Knoxville, TN), Zhang; Wei (Dublin, OH)
UT-Battelle, LLC (Oak Ridge, TN)
13/ 940,567
July 12, 2013
This invention was made with government support under Contract No. DE-AC05-00OR22725 awarded by the U.S. Department of Energy. The government has certain rights in the invention.