 |
| |||
| spudding up and down; reciprocating of tool | |||
| расхаживание инструмента: 5 phrases in 4 subjects |
| Oil / petroleum | 2 |
| Oil and gas | 1 |
| Oil and gas technology | 1 |
| Trademark | 1 |
|
| |||
| spudding up and down; reciprocating of tool | |||
| расхаживание инструмента: 5 phrases in 4 subjects |
| Oil / petroleum | 2 |
| Oil and gas | 1 |
| Oil and gas technology | 1 |
| Trademark | 1 |