US Patent Issued to Zhejiang Qizheng Environmental Protection Technology on Nov. 11 for "Method and device for regenerating granular activated carbon by arc initiation and discharge" (Chinese Inventor)

ALEXANDRIA, Va., Nov. 11 -- United States Patent no. 12,466,736, issued on Nov. 11, was assigned to Zhejiang Qizheng Environmental Protection Technology Co. Ltd (Hangzhou, China).

"Method and device for regenerating granular activated carbon by arc initiation and discharge" was invented by Xin Nie (Zhejiang, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for regenerating granular activated carbon by arc initiation and discharge includes steps of the granular activated carbon continuously flowing through a heating passage, and applying a DC (direct current) to two electrode plates in the heating passage. Under a combined action of conductive Joule heating and arc heat release, the activated car...