system for subsea cleaning and intervention operations in a subsea installation or well, and method for subsea cleaning and intervention operations in a subsea installation or well.

摘要

A system and method for clean-up and subsea intervention operations in a subsea well or installation, including a light well intervention vessel configured to deploy and connect a subsea well intervention package on a subsea well or installation, and configured to perform subsea intervention operations; and an auxiliary vessel directly coupled to the same subsea well or installation and configured to receive and treat returns from the subsea well.