 |
| |||
| peripheral contour waterflooding; circular contour waterflooding | |||
| pattern waterflooding; peripheral flooding | |||
| peripheral waterflooding | |||
| кольцевое заводнение: 8 a las frases, 4 temas |
| Campos de petróleo | 2 |
| Petróleo | 4 |
| Petróleo y gas | 1 |
| Tecnología de petróleo y gas | 1 |