The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 16, 2006
Filed:
Jun. 12, 2003
Arild Bech, Arendal, NO;
Arild Bech, Arendal, NO;
Advanced Production and Loading AS, Kolbjørnsvik, NO;
Abstract
Anchoring system to hold a vessel anchored during loading or unloading, which vessel can be connected to or from the anchoring system in a similar way under all operating conditions without adjustments in the anchoring system, which anchoring system is comprising one or more anchors, from each anchor an anchor line is arranged extending upwards through the sea to a subsea buoy with swivel, which buoy has connected thereto and suspended the anchor lines and at least one pipeline for loading or unloading up through the sea, from which subsea buoy at least one line is arranged to a surface buoy, and further, at least one anchoring line and at least one pipeline for loading or unloading, arranged to the vessel either directly from the subsea buoy or via the surface buoy to the vessel, distinguished in that in each anchor line slack is arranged, and on one or more anchor-lines one or more clump weights are arranged, and the buoyancy of the subsea buoy and the buoyancy of the surface buoy is adapted such that by damage on the surface buoy or the line therefrom to the subsea buoy will the subsea buoy and thereto suspended equipment not be lowered further down vertically than that one or more of the clump weights are landing on the seabed, while during loading or unloading will at least one of the clump weighs on each anchor line be located on or just above the seabed, and for all types of load in the loading and unloading pipelines and with all anchor lines connected, the subsea buoy can by ballast adjustment be brought up to the surface.