Oil & Gas
| Wed 01 Apr 2026
Beijing, April 1 -- PetroChina has submitted a patent application for Corrosion Inhibitor for Oxygen Reduction Air Flooding and Preparation Method Thereof. This invention was developed by Zhou Daiyu, Li Yang, Yan Gengping, Zhang Liang, Fan Jin, Fu Ying, Han Tao, Cheng Ronghong, Wu Mimi and Wu Cangyuan.
The patent application nu..