ALEXANDRIA, Va., Feb. 12 -- United States Patent no. 12,220,844, issued on Feb. 11, was assigned to Zhejiang Boretech Environmental Engineering Co. Ltd. (Zhejiang, China).

"Bottle label removing and cleaning integrated system" was invented by Zhewen Ou (Zhejiang, China) and Keying Chen (Zhejiang, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to a bottle label removing and cleaning integrated system, including a support platform, and further including a label removing and cleaning machine, a bouncing separation screen, a cleaning liquid separator, and a cleaning liquid buffer tank that are sequentially connected, where the label removing and cleaning machine is mounted on ...