Issued Patents 2022
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11428048 | Drilling system and method of submarine drilling rig | Wensheng Xiao, Junguo Cui, Lianpeng Mei, Han Pang, Yongtian Kang +5 more | 2022-08-30 |
| 11396680 | Steel for coiled tubing with low yield ratio and ultra-high strength and preparation method thereof | Chuanguo Zhang, Leilei Sun, Lei Zheng, Houjun Pang, Yong Zhang +1 more | 2022-07-26 |
| 11345844 | Oil well cement slurry high-temperature suspension stabilizer prepared from oil-based shale drilling cuttings | Xiaowei Cheng, Gaoyin Zhang, Shunxiang Luo, Zuwei Chen, Sheng-Po Huang +5 more | 2022-05-31 |