ALEXANDRIA, Va., June 4 -- United States Patent no. 12,320,301, issued on June 3, was assigned to ROLLS-ROYCE DEUTSCHLAND LTD & CO KG (Blankenfelde-Mahlow, Germany).

"Combustion chamber module having an annular combustion chamber" was invented by Gregor Christoffer Gebel (Ludwigsfelde, Germany) and Carsten Clemen (Mittenwalde, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "The invention relates to a fluid supply assembly having a line assembly from a fluid reservoir to a target location for supplying a fluid mass flow in a variable supply quantity, in particular for supplying fuel from a fuel reservoir to a combustion chamber, having a primary mass flow supplied or able to be supplied via a primary l...