In an open hole, it may be necessary to deepen or plug back or to cement a liner in an open hole to selectively produce an effective zone.

In an open hole, it may be necessary to deepen or plug back or to cement a liner in an open hole to selectively produce an effective zone. Correct Answer True

The statement is true. In general, re perforating is done followed by squeeze cementing job. To change the zone of interest the cement plug can be used or the packer can be used to isolate any zones which are not the zone of interest.
Bissoy MCQ

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