WE Report

Lessons Learned

Lesson Learned





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Report No.

264

Discipline/Origin

Drilling
No origin

Well

Songesand
35/4-2

Date created

2020/06/16
1999 days ago

Project Phase

Operational
Project Phase

LL Type/Classification

Equipment
N/A

Transocean Arctic


Section N/A. What happened:
Have been lucky all campaign not to have had any problems with the Halliburton OBM cuttings blower.

What Was Planned

OBM cuttings blower

What Was Learned

It is “single point failure”. If it fails Transocean have an auger system as back-up but it is likely to be less efficient than the blower.

What Actions Are Required

Consider installing a second parallel cuttings blower.

EDITOR


CLOSE LL (testing)





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