ALEXANDRIA, Va., June 17 -- United States Patent no. 12,313,603, issued on May 27.

"Experimental apparatus and an experimental method for the negative bending moment zone of a continuous beam to bear load under chloride environment" was invented by Shuguang Liu (Hohhot, China), Liqiang Yin (Hohhot, China), Yanhai Liu (Hohhot, China), Changwang Yan (Hohhot, China), Ju Zhang (Hohhot, China), Xiaoxiao Wang (Hohhot, China) and Lei Jing (Hohhot, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The invention discloses an experimental apparatus and an experimental method for the negative bending moment zone of a continuous beam to bear load under chloride environment, relating to the technical field of engineer...