| 摘要 |
FIELD: oil industry. ^ SUBSTANCE: device has stream pump mounted on pipes column, in body of which nozzle is mounted and, coaxially to the latter, mixing chamber with diffuser, as well as coaxially to pipes column a stepped passage channel is made, wherein with possible replacement by other functional insert an insert is mounted for measuring curves of restoration of bed pressure with autonomous manometer below it, while on pipes column on the side of its lower end mounted serially in upward direction are at least two compacting elements with forming in middle portion between these of filtering zone by means of making a perforated portion of pipes column at this portion before first and after last compacting element, and also between compacting elements on pipes column containers with autonomous manometers are mounted, and above compacting elements below stream pump on pipes column a packer is mounted with central passage channel, while from the side of lower end half of pipes are plugged. ^ EFFECT: higher efficiency. ^ 1 dwg |
