FIELD: mining.
SUBSTANCE: device for implementation of the proposed method includes measurement chamber, pressure sensor, hold-down element and sealing shoe, channel for connection of measurement chamber to the bed. Device is equipped with control system consisting of a cable, an electric motor and power shaft. In addition, device is equipped with rotary shaft with blades, transmission gear and axial shaft advance mechanism with blades. Shaft with blades is installed in the channel connecting the measurement chamber to the bed.
EFFECT: increasing efficiency, simplifying the process and decreasing the time required for determining the formation pressure by removing clay coating from the well wall.
3 dwg
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Authors
Dates
2010-03-27—Published
2008-07-11—Filed