Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11136488 | Biodiesel-based constant rheological property drilling fluid containing intelligent temperature responsive polymer | Guancheng Jiang, Kaixiao Cui, Yinbo He, Lili Yang, Tengfei Dong +7 more | 2021-10-05 |
| 10889742 | Modified polyhistidine suitable for being used as a supramolecular shale inhibitor, method of preparing the same and its application in water-based drilling fluids | Guancheng Jiang, Yinbo He, Lili Yang, Kai Wang, Tengfei Dong +2 more | 2021-01-12 |