SET® Expandable Bow-Spring Centralized Liner Reduces NPT

Summary:

A major Middle East Operator experienced problems running expandable liners to isolate a zone of total loss circulation and tight spots, increasing the risk of stuck pipe.  The addition of Expandable Bow-Spring Centralizers provided the solution with pre and post-expansion stand-off that allowed the 5½ in. SET Liner to be run to full setting depth, cemented, and expanded.  

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Overview
Document Type
Case History
Date Published
Monday, February 17, 2014
Region
Middle East
Additional Document Information
Environment:
Land
System Plan:
Planned
System Type:
ESET
Values Added:
Mitigate risk, Enable planned completion, Maximize ID and TD, NPT reduced, Reach planned TD, Avoid replacement well/sidetrack
Casing Size:
7"
Expandable Size:
5 1/2"
Liner Length:
2001-3000'