 |
| |||
| CIV (MichaelBurov); chemical injection valve (MichaelBurov) | |||
| клапан нагнетания химических реагентов: 4 phrases in 2 subjects |
| Oil / petroleum | 1 |
| Oil and gas technology | 3 |
|
| |||
| CIV (MichaelBurov); chemical injection valve (MichaelBurov) | |||
| клапан нагнетания химических реагентов: 4 phrases in 2 subjects |
| Oil / petroleum | 1 |
| Oil and gas technology | 3 |