 |
| |||
| producing well stock (Yeldar Azanbayev); active wells (Yeldar Azanbayev) | |||
| active well stock (Yeldar Azanbayev) | |||
| фонд действующих скважин: 5 phrases in 2 subjects |
| Oil and gas | 4 |
| Oil and gas technology | 1 |
|
| |||
| producing well stock (Yeldar Azanbayev); active wells (Yeldar Azanbayev) | |||
| active well stock (Yeldar Azanbayev) | |||
| фонд действующих скважин: 5 phrases in 2 subjects |
| Oil and gas | 4 |
| Oil and gas technology | 1 |