Construction
| Mon 11 May 2026
Beijing, May 11 -- Offshore Oil Engineering has filed a patent application for Lifting Floor. This invention was developed by Song Wenlu, Liu Hongtao, Zhang Wei, Deng Linqing, Chen Bin, Lu Xuesong, Zhang Dawei, Fang Kun, Wang Zitang, Sun Jichao, Kong Deyu and Mi Bin.
The patent application number is CN202511437197 20251009. The..