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US 12,654,809 B2Granted
Anchor systems and methods
AssigneeMhwirth AS
InventorTom Egil Rosseland
Life of this patent
Estimating the term…
Abstract
A method for installing a sea floor anchor includes building a drill string from a vessel having a cementing hose, drilling a hole in the sea floor, lowering an anchor member from the vessel into the hole, and cementing the anchor member in place in the hole with the cementing hose.
Claims14
A method for installing a sea floor anchor, the method comprising:
- building a drill string from a vessel;
- drilling a hole in a sea floor;
- lowering an anchor member from the vessel into the hole;
- cementing the anchor member in place in the hole via a cementing hose from the vessel;
- and
- after cementing the anchor member in place in the hole via the cementing hose from the vessel, moving the vessel to a new drilling location with the drill string hung off from the vessel.
3 more elements
A method for installing a sea floor anchor, the method comprising:
- building a drill string from a vessel;
- drilling a hole in a sea floor;
- lowering an anchor member from the vessel into the hole;
- cementing the anchor member in place in the hole via a cementing hose from the vessel;
- and
- skidding or otherwise moving the drill string sideways prior to lowering the anchor member from the vessel into the hole and prior to cementing the anchor member in place in the hole via the cementing hose from the vessel.
3 more elements
Dependencies are inferred from the claim text.