SUBSEA PIPELINE MAINTENANCE ENHANCING DEVICE AND APPLICATION METHOD THEREOF
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United States of America Patent
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Issued Date -
Jun 13, 2024
app pub date -
Jan 16, 2024
filing date -
Mar 22, 2023
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Abstract
A device includes a water storage tank, a control cabin and an operation cabin which are sequentially connected from top to bottom, the operation cabin includes a sealing zone and an operation zone, the sealing zone is located on an inner wall of the operation cabin, a pressure difference between an internal pressure and an external pressure is adjusted to make the maintenance enhancing device separated from or absorbed on a subsea pipeline, and the operation zone is located between the sealing zone and the subsea pipeline.
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