Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11657193 | Mechanics calculation method of drill bit tooth considering rock dynamic strength and mixed crushing mode | Guangjian Dong, Ping Chen, Yingxin YANG | 2023-05-23 |
| 11106843 | Systems and methods for determining in-situ stresses based on orthotropic rock physics model | Tianshou Ma, Junchuan Gui, Ping Chen, Yang Liu | 2021-08-31 |
| 11067492 | Physical simulation and calibration device and method for formation pressure testing | Tianshou Ma, Nian Peng, Ping Chen, Xingming Wang, Qiang Wang | 2021-07-20 |