Tools and Machinery
| Wed 14 Jan 2026
Beijing, Jan. 15 -- Sinohydro Engineering Bureau 4 has been granted a patent for Lifting and Horizontal Type Water Gate. Gao Yuanrong, Yu Wenhao, Liu Kun, Shang Jianming, Zhang Guangzan, Sun Lei, Liu Xuehao, An Jianhong, Wang Mingsheng, Ma Keyun and Wei Tianpeng developed the invention.
The patent application number is CN2024..