.... Cement bond log performed in well 13, a 76 deg. directional well drilled offshore Peninsular Malaysia showed very poor bond behind casing. An injectivity test conducted by setting a retrievable packer in between perforation intervals of the two sand bodies near the suspected channeling confirmed...

.... To achieve this, the downhole test set up comprised of a series of stacked retrievable packers with tail pipes separating successive test intervals. The tailpipe of each packer was equipped with wireline nipple profiles and an external gauge carrier with multiple gauges featuring acoustic telemetry...