ALEXANDRIA, Va., Jan. 28 -- United States Patent no. 12,533,720, issued on Jan. 27, was assigned to JILIN UNIVERSITY (Changchun, China).
"Groundwater circulation well group and circulating mode control method therefor" was invented by Rui Zhou (Changchun, China), Shujun Dong (Changchun, China), Zhang Fang (Changchun, China) and Hejun Ren (Changchun, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure relates to a groundwater circulation well group and a circulation mode control method therefor. The groundwater circulation well group includes at least two multi-filter-layer groundwater circulation wells, multiple pumping/injection assemblies, and a control module. The at least two mult...