WE Report

Lessons Learned

Lessons Learned865


Operator Rig Discipline / Origin Project Phase Well Section Date What Happened

PGNiG
8265 – PGNiG

Deepsea Yantai Drilling Operational 6501/10-1
Tomcat
Top hole 14/02/2025 Suction problems during start of cement job. Problems with suction due to air in mixing system. . . .

Drilling Engineer


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PGNiG
4901 – PGNiG

Deepsea Yantai Drilling Operational 6608/1-1 S
Copernicus
P&A 14/09/2022 The heating cabinet in the logging unit does not work as required, not able to change the . . .

Drilling Engineer / Morten Laget


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PGNiG
379 – PGNiG

Deepsea Nordkapp Drilling Operational 6507/5-9 S, 6507/5-9 A
Shrek
Production section 22/10/2019 Cut of 9-5/8” casing close to/above uncemented weak sand interval (w/ minor 5% gas). Resulted in . . .


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PGNiG
386 – PGNiG

Deepsea Nordkapp Drilling Operational 6507/5-9 S, 6507/5-9 A
Shrek
Production section 22/10/2019 Excellent cement performances throughout operations (except the first KOP due to losses, weak . . .


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