Well repair required analysis of multiple scenarios

Wathik M. Alhashimi, Arabian Gulf Oil Co.,Benghazi, LibyaRepair of a casing leak on a well in the Magid field in eastern Libya required engineers to examine multiple scenarios for what may have caused the failure.Their hands-on experience, adequate well-testing procedures, proper follow-up of operations performed during initial completion, in-depth study of the well’s drilling history coupled with engineering interpretations all suggested that the well had multiple damage that occurred during or after drilling operations.Arabian Gulf Oil Co. (AGOCO) operates Well Z7-80 in the Magid field and noted the leak in the 9 5/8 in. intermediate casing during the initial completion work.Furt...

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