Figure 3.
Underreaming (enlarging) 9
in. core hole with an expanded underreamer below conductor casing before running next casing. If a bi-center reamer was used, it would be in the same position below the mud motor as the underreamer.
in. core hole with an expanded underreamer below conductor casing before running next casing. If a bi-center reamer was used, it would be in the same position below the mud motor as the
underreamer.
