 |
| |||
| weighing additive (MichaelBurov); weighing agent (MichaelBurov) | |||
| weighting additive (для бурового раствора) | |||
| утяжеляющая присадка: 4 phrases in 2 subjects |
| Oil and gas | 3 |
| Oil and gas technology | 1 |
|
| |||
| weighing additive (MichaelBurov); weighing agent (MichaelBurov) | |||
| weighting additive (для бурового раствора) | |||
| утяжеляющая присадка: 4 phrases in 2 subjects |
| Oil and gas | 3 |
| Oil and gas technology | 1 |