Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9027607 | Pre-sressed insulated tubing | Yaoqing Pan, Yongning Wu, Xiaohui Zhang, Wei Zhang, Zhenyu Xu +3 more | 2015-05-12 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9027607 | Pre-sressed insulated tubing | Yaoqing Pan, Yongning Wu, Xiaohui Zhang, Wei Zhang, Zhenyu Xu +3 more | 2015-05-12 |