ALEXANDRIA, Va., April 9 -- United States Patent no. 12,270,314, issued on April 8, was assigned to Yantai Jereh Petroleum Equipment & Technologies Co. Ltd. (Yantai, China).

"Exhaust device and installation method thereof, turbine fracturing apparatus, disassembly method of turbine" was invented by Peng Zhang (Shandong, China), Liang Lv (Shandong, China), Xincheng Li (Shandong, China), Rikui Zhang (Shandong, China), Yipeng Wu (Shandong, China), Chunqiang Lan (Shandong, China), Weipeng Yuan (Shandong, China) and Xiaolei Ji (Shandong, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "An exhaust device and an installation method thereof, a turbine fracturing apparatus, and a disassembly method of a turbine a...