FIELD: oil and gas producing industry, particularly, devices for separation of formations in wells. SUBSTANCE: packering of device takes placed due to motion of central rod made in form of piston for definite length, particularly, due to hydraulic communication through hole in rod with packering member. EFFECT: higher reliability of packering. 2 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| INTERVAL PACKER DEVICE, HYDRO-MECHANICAL PACKER AND REPRESSION-DEPRESSION ACTION HYDRAULIC PACKER (ITS VARIANTS) | 2005 |
|
RU2292442C1 |
| DEVICE FOR SEGREGATING STRATA | 1994 |
|
RU2072025C1 |
| PACKER-TYPE DEVICE FOR SELECTIVE TESTING OF BEDS | 1996 |
|
RU2101463C1 |
| EQUIPMENT FOR WELL LOGGING AND SAMPLING | 2023 |
|
RU2812492C1 |
| PARKER APPARATUS ON CABLE AND OIL AND GAS WELLS HYDRODYNAMIC RESEARCH AND SAMPLING METHOD | 2008 |
|
RU2379505C1 |
| FORMATION TESTER | 0 |
|
SU981602A1 |
| SHARIFOV'S PACKER SYSTEM FOR ISOLATION OF NON-WORK PERFORATION RANGE OR UNTIGHT HOLE SECTION | 2009 |
|
RU2387802C1 |
| HYDRAULIC PACKER | 0 |
|
SU1116143A1 |
| DEVICE AND METHOD OF WELL HYDRODYNAMIC INVESTIGATIONS AND TESTS | 2001 |
|
RU2199009C2 |
| WELL PUMPING PLANT FOR INJECTION OF FORMATION WATER INTO OIL-BEARING FORMATION | 2000 |
|
RU2162964C1 |
