 |
| |||
| casing shoe drilling out (MichaelBurov); drilling out the casing shoe (MichaelBurov) | |||
| разбуривание башмака: 9 do fraz, 4 tematyki |
| Karaczaganak | 2 |
| Olej i gaz | 2 |
| Sachalin r | 2 |
| Wiercenie | 3 |
|
| |||
| casing shoe drilling out (MichaelBurov); drilling out the casing shoe (MichaelBurov) | |||
| разбуривание башмака: 9 do fraz, 4 tematyki |
| Karaczaganak | 2 |
| Olej i gaz | 2 |
| Sachalin r | 2 |
| Wiercenie | 3 |