A method of remediation of a wet buckled pipeline uses a Submersible Vehicle (SV), Autonomous Underwater Vehicle (AUV), or Remote Operated Vehicle (ROV) and includes the steps of retaining an end of the buckled pipeline; cutting the buckled pipeline underwater below a damaged section of the buckled pipeline; attaching a termination to the cut end of the buckled pipeline; connecting a hydraulic pump to the termination; and running the pump to pull water out of the pipeline.
Methods and apparatus for recovery of damaged subsea pipeline sections
2015-11-17
Patent
Elektronische Ressource
Englisch
IPC: | F16L PIPES , Rohre / B63C LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS , Zuwasserlassen, Trockenstellen, Docken oder Bergen von Schiffen / E02D FOUNDATIONS , Gründungen / E21B EARTH OR ROCK DRILLING , Erd- oder Gesteinsbohren / F04B Verdrängerkraft- und Verdrängerarbeitsmaschinen für Flüssigkeiten , POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS / G01M TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES , Prüfen der statischen oder dynamischen Massenverteilung rotierender Teile von Maschinen oder Konstruktionen / G01N Untersuchen oder Analysieren von Stoffen durch Bestimmen ihrer chemischen oder physikalischen Eigenschaften , INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES |
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