ALEXANDRIA, Va., Dec. 23 -- United States Patent no. 12,504,181, issued on Dec. 23, was assigned to JIANGSU UNIVERSITY (Zhenjiang, China).

"Counter-flow indirect dew-point evaporative cooler" was invented by Duc Thuan Bui (Zhenjiang, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A counter-flow indirect dew-point evaporative cooler is provided, including a plurality of working channels provided parallel to each other, where adjacent working channels are separated from each other by a partition wall; in a gas flow direction, an interior of each working channel is divided into a dry channel and a wet channel; directions of airflow in the adjacent working channels are opposite, so dry channels and wet cha...