Well probe able to be uncoupled from a rigid coupling connecting it to the surface
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United States of America Patent
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Jan 26, 1993
Grant Date -
N/A
app pub date -
Dec 20, 1990
filing date -
Dec 20, 1989
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A well probe including two offset shoes fixed outside of a tubular column and an intermediate shoe provided with a central passage having a cross section larger than a cross section of the column. The intermediate shoe is connected to a lower offset shoe by a mobile hasp. A mobile harness is adapted to be moved into and out of a lateral cavity of the intermediate shoe for enabling coupling and uncoupling of the intermediate shoe with a wall of the well. The mobile harness includes a casing for accommodating sensors and a hydraulic triggering arrangement, with the sensors and the hydraulic triggering arrangement being connected to a surface installation by cables and an electronic cartridge.
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