WE Report

Lessons Learned

Lesson Learned





By: Drilling Engineer

Report No.

4904

Discipline/Origin

Drilling
No origin

Well

Copernicus
6608/1-1 S

Date created

2022/09/15
1179 days ago

Project Phase

Operational
Project Phase

LL Type/Classification

Operational
Negative

Deepsea Yantai


What happened in Surface section:
The cement swivel was delivered with the wrong threads. Delivered with NC50, should been XT57.

What Was Planned

To have a cement swivel with correct threads

What Was Learned

This was carried over from previous operation. Should been checked that the eq. had correct threads

What Actions Are Required

To double check that the equipment are delivered with the correct threads

EDITOR


CLOSE LL (testing)





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