 |
| |||
| pipeline reinstatement (методом бестраншейной реабилитации Sergei Aprelikov) | |||
| |||
| pipeline rehabilitation (CopperKettle) | |||
| восстановление трубопровода: 4 phrases in 4 subjects |
| Drilling | 1 |
| Facilities | 1 |
| Oil and gas | 1 |
| Oil and gas technology | 1 |
|
| |||
| pipeline reinstatement (методом бестраншейной реабилитации Sergei Aprelikov) | |||
| |||
| pipeline rehabilitation (CopperKettle) | |||
| восстановление трубопровода: 4 phrases in 4 subjects |
| Drilling | 1 |
| Facilities | 1 |
| Oil and gas | 1 |
| Oil and gas technology | 1 |