ALEXANDRIA, Va., July 3 -- United States Patent no. 12,345,204, issued on July 1, was assigned to RTX Corp. (Farmington, Conn.).
"Methods for power transfer in cryogenic fuel applications" was invented by Gary D. Roberge (Tolland, Conn.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A fuel power transfer system for an engine may include a cryogenic fuel supply, a fuel pump in fluid communication with the cryogenic fuel supply, a multi-position valve in fluid communication with the fuel pump and a combustion chamber of the engine, a fuel turbine operatively coupled to the fuel pump and having a primary discharge port in fluid communication with the combustion chamber, a primary heat exchanger in fluid communi...