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HIGH EFFICIENCY AND RELIABLE FUEL CELL SYSTEM OPERATING AT NEAR 100% FUEL UTILIZATION

United States Patent Application

20120034539
A1
View the Complete Application at the US Patent & Trademark Office
A fuel cell system 110 containing fuel cells 120 contacted by hydrogen containing gaseous fuel, generating spent gaseous depleted fuel which is recirculated to a hydrogen separation system 143, preferably a heat exchanger 144 and condenser 148 to remove water 150, after which it is mixed with fresh fuel 116 and recirculated to the fuel cells 120.
George, Raymond (Pittsburgh, PA), Iyengar, Arun K.S. (Delmont, PA), Danila, Daniel (Jeannette, PA), Lundberg, Wayne (Pittsburgh, PA)
12/ 850,109
August 4, 2010
GOVERNMENT CONTRACT [0001] The Government of the United States of America has rights in this invention pursuant to Contract No. DE-FC26-05NT42613 awarded by the U.S. Department of Energy.