Pipe
| Sat 14 Nov 2026
Beijing, Nov. 14 -- Sinohydro Bureau 6 has been granted a patent for Double-pipe Same-groove Shallow-buried Structure. This invention was developed by Qin Peng, Wen Rui, Wang Weicong, Xu Guoping, Bai Yujie, Hu Jishi, Wang Wenliang, Zheng Yun, Li Tao, Wu Xuanzhang, Pan Yuefeng and Cao Denglin.
The patent application number is CN..