Drift

Sharing to be better #13, Total mud loss followed by kick from a semisubmersible drilling unit in "karstified carbonates"

The incident highlights a situation with total mud loss followed by kick from a semisubmersible drilling unit in “karstified carbonates”. Karst: “An area of irregular limestone in which erosion has produced fissures, sinkholes, underground streams,
Background photo

The key message is to focus on what can be learnt from these events. It is hoped that sharing lessons will be helpful in our efforts to avoid or reduce the likelihood and severity of well incidents. Any feedback will be greatly appreciated by the task force.


Documents


Sharing to be better nr 13 - Final.pdf