 |
| |||
| borehole collapse (MichaelBurov); drillhole collapse (MichaelBurov); collapse (MichaelBurov); well collapse (MichaelBurov) | |||
| смятие скважины: 3 phrases in 2 subjects |
| Oil / petroleum | 1 |
| Oil and gas | 2 |
|
| |||
| borehole collapse (MichaelBurov); drillhole collapse (MichaelBurov); collapse (MichaelBurov); well collapse (MichaelBurov) | |||
| смятие скважины: 3 phrases in 2 subjects |
| Oil / petroleum | 1 |
| Oil and gas | 2 |