Pipe
| Sun 12 Apr 2026
Beijing, April 13 -- State Intellectual Property Office of China has awarded a patent to Hubei Hongcheng General Machinery Co Ltd for Mechanical Pressure Steel Pipe Overpressure Protection Device. Wang Hongyun, Zhang Junfang, Ke Xianbo, Yang Zhenhua, Yin Ming, Xiong Fei, Jiang Jianhua, She Mingming, Liu Chen, Zou Yu, He Siyuan, ..