ALEXANDRIA, Va., Dec. 23 -- United States Patent no. 12,502,738, issued on Dec. 23, was assigned to Xi'an Jiaotong University (Xi'an, China).

"Method for preparing profiled microchannel plate heat exchanger" was invented by Ting Ma (Shaanxi, China), Dongjun Xu (Shaanxi, China), Zhendong Han (Shaanxi, China) and Qiuwang Wang (Shaanxi, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for preparing a profiled microchannel plate heat exchanger, and belongs to the technical field of heat exchange. The method based on a combination of a plurality of methods formed by selective laser melting and micro electrical discharge machining can realize a profiled microchannel plate heat exchanger having large a...