Pipe
| Sun 05 Apr 2026
Beijing, April 6 -- Sinohydro Bureau 7 and Chengdu Alang Tech Co Ltd have submitted a patent application for Pressure Steel Pipe Construction Method. This invention was developed by Hu Jianjun, Su Da, Peng Peng, Yao Xiuquan, Yang Cheng, Ma Wei, Liu Rui, Cheng Haoshu, Hong Zihan, Chen Gang, Liu Xiaodong, Tong Junsong, Xiong Yi, H..