FIELD: geological prospecting. SUBSTANCE: pneumatic tool for decolmatage of wells and filters has body 1 with ports for air discharge, air admission inlet 2 and shut-off valve 3. Installed in lower part of ports on inner surface of body 1 are deflectors 8 which separate the flow into jets at its discharge into well and may be made in form of tubular members. Ports are made in form of perforations. EFFECT: higher efficiency. 2 cl, 3 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| PNEUMATIC TOOL FOR ACTION ON INLET PART OF BOREHOLE | 1991 |
|
RU2011801C1 |
| METHOD AND DEVICE FOR SUBJECTING DEPOSIT TO SHOCK WAVE | 1995 |
|
RU2075596C1 |
| METHOD OF HYDRAULIC JET PERFORATION OF WELLS AND DEVICE FOR ITS EMBODIMENT | 2001 |
|
RU2185497C1 |
| CHECK VALVE | 2023 |
|
RU2810782C1 |
| IMPLOSIVE DEVICE TO CLEAN WELLS ( VERSIONS ) | 1998 |
|
RU2160825C2 |
| PNEUMATIC-PULSE DEVICE | 1991 |
|
RU2010973C1 |
| NATURAL PRESSURE GAS LIFT UNIT WITH PLUNGER LIFT | 1995 |
|
RU2070278C1 |
| MINING TOOL | 1992 |
|
RU2012812C1 |
| IMPLOSION-HYDROPULSE DEVICE FOR STIMULATION OF WELL PRODUCTIVITY | 2011 |
|
RU2468192C1 |
| HYDROCAVITATION MIXER-DISPERSER FOR SUSPENSIONS | 1993 |
|
RU2085275C1 |
