An apparatus including: a tubular suction pile; an indenter housing that surrounds the tubular suction pile, wherein the indenter housing is configured to: (a) be sunk into a seabed in response to a negative pressure created from water being removed from the tubular suction pile, and the indenter housing is configured to create a trench in the seabed; and comprise a water jetting device, within the indenter housing, that includes a first valve, a nozzle, and a channel that connects the first valve to the nozzle; and/or (b) impart a longitudinal vibration to the indenter housing and the indenter housing is configured to be sunk into a seabed in response to longitudinal vibration, and the indenter housing is configured to create a trench in the seabed.
Pipeline burial in offshore and arctic offshore regions
12.07.2016
Patent
Elektronische Ressource
Englisch
PIPELINE BURIAL IN OFFSHORE AND ARCTIC OFFSHORE REGIONS
Europäisches Patentamt | 2016
|Northstar Offshore Arctic Pipeline Project
British Library Conference Proceedings | 2001
|Government regulations for offshore pipeline burial vary by design
Tema Archiv | 1980
|Oil spill risks assessed for offshore arctic pipeline
Tema Archiv | 2004
|Feasibility of an arctic offshore LNG pipeline system
Tema Archiv | 1987
|