Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8074739 | Sampling method and sampler for gas hydrates by hole bottom freezing | Youhong Sun, Valery Chistyakov, Chen Chen, Zupei Zhang, Jun Xue | 2011-12-13 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8074739 | Sampling method and sampler for gas hydrates by hole bottom freezing | Youhong Sun, Valery Chistyakov, Chen Chen, Zupei Zhang, Jun Xue | 2011-12-13 |