Case Study

Equinor – Norwegian North Sea MODU – ArticuLock

In Brief

Expro’s ArticuLock® enables lowest risk dual drilling solution

Customer Challenges

  • Dual drilling operations on main and auxiliary with conductor suspended on moonpool XT trolley expose risk and limited weather window

Expro Excellence

  • Expro’s ArticuLock® used to de-couple the fixed MODU from the suspended conductor, enabling safe dual drilling operations in extreme weather conditions

Value to Client

  • 50 MT conductor safely suspended for 12-23 hours in 4-5m Hs sea state
  • Dual drilling operations for pilot hole executed concurrently with conductor ready to run hung on XT moonpool trolley
  • In a shallow hazard scenario materializing, rig move off location is made safe at high speed
  • Capability to save up to 6 hours from top hole operations
  • We provided potential savings of up to 40 MT CO2 from top hole operations

Contact

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