ALEXANDRIA, Va., Sept. 15 -- United States Patent no. 12,738,514, issued on Sept. 15, was assigned to Robert Bosch GmbH (Stuttgart, Germany).
"Method for operating a fuel cell system, and fuel cell system" was invented by Mark Hellmann (Korntal, Germany) and Matthias Rink (Herrenberg, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "The invention relates to a method for operating a fuel cell system in which at least one fuel cell (1) is supplied with hydrogen via an anode path (2) and with oxygen via a cathode path, and in which anode exhaust gas exiting the fuel cell (1) is recirculated via a recirculation path (3), wherein steam contained in the anode exhaust gas is adsorbed by means of a zeolite con...