An accidental disconnection of a tool or pipe string downhole during tripping operations, which can cause a fishing job.
UPO
Definition
Unintentional Pull-Off
UPO means Unintentional Pull-Off.
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Unintentional Pull-Off
UPO means Unintentional Pull-Off.
An accidental disconnection of a tool or pipe string downhole during tripping operations, which can cause a fishing job.
You might also be looking for