Case Study

Vermilion Energy drills 8.5” & opens to 12.25” in a single run using Harmonic Isolation Tool (HI tool)

In Brief

Customer drills 8.5" and opens to 12.25" in a single run using Harmonic Isolation Tool 

Product Line

Expro Excellence

  • Series 800 (8 3/8” sleeve) Harmonic Isolation Tool contributes to Vermilion world record run on NWS Australia
  • Total section length 2,490m
  • Hole opened from 8.5” to 12.25” in a single run
  • Built angle from 8° to 90° over 500m MD
  • Turned from 45° to 49° (364° change)
  • Drilled 2,000m horizontal section
  • Minimum axial and lateral shocks
    HI tool also used in the 8.5” x 9.25” horizontal section and 8.5” x 9” horizontal on B16ST2

Value to Client

  • Address predominantly Lateral and Axial vibration modes
  • Maintains wellbore at nominal gauge
  • Reduces damage to FE tools
  • Aids bit self centering during bit whirl and reduces bit damage and expensive trips
  • Reduces hole spiraling and improves weight transfer to the bit
    By stabilizing the BHA negates the need to reduce RPM or Increase WOB as a mitigation technique

Contact

For further information, please contact wellconstruction@expro.com.