ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,509,378, issued on Dec. 30, was assigned to TIANJIN WATER CONSERVANCY ENGINEERING GROUP Co. LTD. (Tianjin, China).
"Intelligent modular membrane-based integrated apparatus and method for rural domestic sewage treatment" was invented by Hui Du (Tianjin, China), Hongfei Li (Tianjin, China), Cong Huang (Tianjin, China), Benqiang Liang (Tianjin, China), Zuodong Wu (Tianjin, China) and Gang Wu (Tianjin, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "An intelligent modular membrane-based integrated apparatus for rural domestic sewage treatment includes: an influent regulating tank configured to hold untreated sewage; an influent tank, where a discharge ...