ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,704,300, issued on Aug. 11, was assigned to Heatcraft Refrigeration Products LLC (Stone Mountain, Ga.).

"Refrigeration system and method of use with a receiver tank and expander-assisted cooling" was invented by Saravana Vaithilingam Sakthivel (Oxford, Miss.) and Shitong Zha (Snellville, Ga.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method of operating a refrigeration system is disclosed. The method comprises cooling a refrigerant using a first high side heat exchanger and reducing a pressure of a first portion of the refrigerant received from the first high side heat exchanger using a first expansion valve. The method comprises separating the re...