Customer challenges
- Drill out of 20” shoetrack with 16” drill ahead BHA had caused issues in past. Client also wanted to reduce conductor WOC time and remove single point failure risks from top hole operations
Expro Excellence
- Clinical execution SeaCure® and QuikCure® cement jobs delivered a low-risk high value cementing operation. Rapid drill out of 20” shoe with 16” drill ahead BHA
Value to client
- Drilled 20” shoe out in 8 minutes without requirement for dedicated clean-out run, saving 2.5 hours when compared to the offset well
- Enabled pilot hole drill out 16” from 20” casing shoe with no issues
- Four hours WOC with 14ppg G-neat slurry on the 30” conductor
- Conductor cement job returns observed at seabed 213bbls into a 302bbls job
- Surface casing cement job returns confirmed at seabed 725bbls into a 919bbls job
- No BHA failures in next section, 16” bit graded 0-0
