 |
| |||
| mud return (Yeldar Azanbayev) | |||
| drilling mud circulation | |||
| mud circulation; sludge circulation | |||
| drilling-mud circulation | |||
| циркуляция бурового раствора: 49 phrases in 9 subjects |
| Construction | 1 |
| Drilling | 5 |
| Geophysics | 1 |
| Makarov | 1 |
| Oil / petroleum | 14 |
| Oil and gas | 16 |
| Oil and gas technology | 7 |
| Oilfields | 2 |
| Sakhalin | 2 |