PrecisionCollector removes severe BaS0 4 scale obstruction, restoring well production. CHALLENGE T o remove the severe build-up of hard BaS0 4 scale that had amassed in the inner string of a shut-in well, impairing completion component integrity and preventing intervention access. The top most Sliding Slide Door (SSD), located at 2,523 metres measured depth, experienced related closure problems. The BaSO 4 had to be cleaned out from the

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