Aerospace
| Wed 17 Jun 2026
Beijing, June 18 -- AECC Hunan Aviation Powerplant Research Institute has submitted a patent application for Packing Ring Structure Design and Performance Analysis Method. Weng Zewen, Si Jiaxin, He Qisheng, Li Ning, Jin Hailiang, Man Weiwei, Yuan Junma, Wang Xiaoyan, Li Wei, He Shaofei and Zhou Kun developed the invention.
Th..