Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11466333 | Continuous hot rolled coil for high collapse-resistant sew petroleum casing and manufacturing method thereof | Kaihua Zhang, Xuegang Xiong, Yi-Feng Wang | 2022-10-11 |
| 11287401 | Sample pretreatment method of microextraction tube injection | Jun Xing, Wenyu Huang | 2022-03-29 |