Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11453819 | Viscoelastic surfactants for self-diverting acid under high temperature and preparation method | Ji WANG, Hongyao Yin | 2022-09-27 |
| 10947334 | Anionic thermoviscosifying water-soluble polymers, preparation method and application thereof | Mengmeng WANG | 2021-03-16 |