ALEXANDRIA, Va., Dec. 2 -- United States Patent no. 12,488,905, issued on Dec. 2.
"Waste liquid recovery system for large storage tank" was invented by Kunlin Mu (Guangyuan, China), Fei Li (Guangyuan, China), Changsheng He (Guangyuan, China), Zhouyang Jiang (Guangyuan, China), Hao Fan (Guangyuan, China), Qizhao Ma (Guangyuan, China), Bingzhi Wang (Guangyuan, China), Tao Wang (Guangyuan, China), Ya Zhou (Guangyuan, China), Kai Xie (Guangyuan, China), Guangming Dai (Guangyuan, China), Xiaoqiang Li (Guangyuan, China), Yu Liu (Guangyuan, China), Chao Yang (Guangyuan, China), Li Li (Guangyuan, China) and Shaohan Hou (Guangyuan, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention discloses a...