Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4976322 | Method of construction of multiple-string wells | Gabrashit S. Abdrakhmanov, Albert G. Zainullin, Filipp G. Arzamastsev, Rashid A. Uteshev, Izil G. Jusupov +5 more | 1990-12-11 |