|
surface-controlled subsurface valve : 36 phrases in 8 subjects |
| Caspian | 1 |
| Oil / petroleum | 4 |
| Oil and gas | 18 |
| Oil and gas technology | 4 |
| Oilfields | 1 |
| Sakhalin | 5 |
| Technology | 1 |
| Tengiz | 2 |
|
surface-controlled subsurface valve : 36 phrases in 8 subjects |
| Caspian | 1 |
| Oil / petroleum | 4 |
| Oil and gas | 18 |
| Oil and gas technology | 4 |
| Oilfields | 1 |
| Sakhalin | 5 |
| Technology | 1 |
| Tengiz | 2 |