FIELD: oil production. SUBSTANCE: filtering tubes are cleaned by pumping fluid through cavitation generator. Parameters of pulses being generated are adjusted by concurrent fluid flow interruption and/or changing its velocity, and/or changing shape. EFFECT: restoration of water intake well discharges.
| Title | Year | Author | Number |
|---|---|---|---|
| PROCESS OF MANUFACTURE OF ARTIFICIAL SUPERHARD MATERIAL BASED ON CARBON | 1997 |
|
RU2123972C1 |
| DEVICE FOR HYDRAULIC FRACTURING OF FORMATION | 1992 |
|
RU2070286C1 |
| DRILLING TOOL | 1992 |
|
RU2082866C1 |
| CORE BIT | 1992 |
|
RU2082867C1 |
| DRILL BIT | 1992 |
|
RU2074945C1 |
| DRAG DRILL BIT | 1992 |
|
RU2082869C1 |
| HYDRAULIC DISCONNECTOR | 1992 |
|
RU2071543C1 |
| DISCONNECTING DEVICE | 1992 |
|
RU2071542C1 |
| HYDRAULIC DRAIN ADAPTER | 1992 |
|
RU2070275C1 |
| ROCK-CUTTING TOOL WITH AIRLIFT FLUSHING | 0 |
|
SU1795074A1 |
