ALEXANDRIA, Va., Aug. 20 -- United States Patent no. 12,392,761, issued on Aug. 19, was assigned to Dalian University of Technology (Dalian, China).

"Experimental apparatus and method for planar interfacial shear of hydrate-bearing sediment" was invented by Yongchen Song (Dalian, China), Yanghui Li (Dalian, China), Peng Wu (Dalian, China), Zhan Huang (Dalian, China), Mingjun Yang (Dalian, China), Lei Yang (Dalian, China), Zheng Ling (Dalian, China), Lunxiang Zhang (Dalian, China), Bingbing Chen (Dalian, China) and Zhi Cui (Dalian, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "An experimental apparatus for planar interfacial shear of a hydrate-bearing sediment includes a planar interfacial shear box, a...