WE Report

Lessons Learned

Lessons Learned865


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

INEOS
2318 – INEOS

Borgland Dolphin Drilling
Own Experience
Operational 6306/3-1 S
Fat Canyon
Production section 09/12/2021
The used 9 5/8″ casing was run quite smoothly. Not a single joint rejected, and Frank’s tongs . . .

Steinar Aarnes / Morten Laget


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INEOS
2320 – INEOS

Borgland Dolphin Drilling
Own Experience
Operational 6306/3-1 S
Fat Canyon
Production section 09/12/2021
Managed to barely land the casing in very sticky clay.

Since the mainbore 9 5/8″ casing became . . .

Steinar Aarnes / Morten Laget


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INEOS
2302 – INEOS

Borgland Dolphin Drilling
Own Experience
Operational 6306/3-1 S
Fat Canyon
Production section 10/11/2021 Went down with 9 5/8″ cutters and cut the casing, observed 75 bar pressure drop and torque drop to . . .

Drilling Engineer / Morten Laget


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INEOS
2214 – INEOS

Borgland Dolphin Drilling
Own Experience
Operational 6306/3-1 S
Fat Canyon
Top hole 10/10/2021 It happened as planned. However, a suggestion of improvement was proposed.

Drilling Engineer / Morten Laget


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INEOS
1529 – INEOS

Borgland Dolphin Drilling
Own Experience
Operational PL937
Fat Canyon
Top hole 01/10/2021 The conductor tally was not ready until last minute, and this created stress for the offshore . . .

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