ALEXANDRIA, Va., Sept. 10 -- United States Patent no. 12,411,071, issued on Sept. 9, was assigned to Tianjin University (Tianjin, China).

"Test system and method for achieving three-directional multiphase seepage in true triaxial loading process" was invented by Kaiwen Xia (Tianjin, China), Xing Li (Tianjin, China), Ying Xu (Tianjin, China), Junjie Xiao (Tianjin, China), Jiacun Liu (Tianjin, China), Bangbiao Wu (Tianjin, China) and Wei Yao (Tianjin, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The provided is a test system and method for achieving three-directional multiphase seepage in a true triaxial loading process. The test system includes a three-directional multiphase seepage loading cabin incl...