METHOD AND APPARATUS FOR PIPE-CONVEYED WELL LOGGING

摘要

A well logging instrument deployment device includes a housing configured to be coupled to a pipe string. A carrier sub is disposed inside the housin g and configured to move longitudinally inside the housing. At least one wel l logging instrument is coupled to the carrier sub. A latch is configured to retain the well logging instrument and carrier sub in a first longitudinal position along the housing such that the well logging instrument is disposed entirely inside the housing. The latch is configured to retain the well log ging instrument and carrier in a second position such that at least a portio n of the well logging instrument extends outwardly from the housing.