ALEXANDRIA, Va., Jan. 28 -- United States Patent no. 12,535,215, issued on Jan. 27, was assigned to GENERAL ELECTRIC COMPANY (Evendale, Ohio).

"Combustor including a steam injector operably injecting steam into a trapped vortex cavity" was invented by Pradeep Naik (Bengaluru, India), Clayton S. Cooper (Loveland, Ohio), Perumallu Vukanti (Bengaluru, India), Michael A. Benjamin (Cincinnati), Steven C. Vise (Loveland, Ohio) and Sripathi Mohan (Bengaluru, India).

According to the abstract* released by the U.S. Patent & Trademark Office: "A combustor includes a combustion chamber having an outer liner and an inner liner and defining a first combustion zone, an annular dome coupled to the outer liner and the inner liner, and a trapped vortex ca...