Oil & Gas
| Sun 26 Apr 2026
Beijing, April 27 -- PetroChina has sought patent for Vinyl Resin Composition as Well as Preparation Method and Application Thereof. This invention was developed by Du Bin, Sun Xin, Dou Tongtong, Xu Qiang, Li Rongbo, Gao Yuan, Shi Xingbo, Huang Weihuan, Chen Shangtao and Kang Jingyi.
The patent application number is CN202511262..