Drillstring Induced Vibration.
Source: Deepwater Well Control Guidelines. IADC Guidelines
Downhole Isolation Valve.
Source: NOGEPA Industrial Guideline No. 44, Standards and Acceptance Guidelines, Enhance QA/QC for Critical Well Components, Netherlands, Version 0, July 2011. Global Standards
Source: NORSOK D-010, Well integrity in drilling and well operations, Rev. 3, August 2004. Global Standards