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US 10,094,137 B2Granted
Slingshot side saddle substructure
AssigneeNabors Drilling Technologies USA, Inc.
InventorsPadira Reddy, Ashish Gupta
Life of this patent
Estimating the term…
Abstract
The drilling rig includes a first substructure and a second substructure. The second substructure is positioned generally parallel to and spaced apart from the first substructure and generally the same height as the first substructure. The drilling rig further includes a drill floor coupled to the first and second substructures, where the drill floor positioned substantially at the top of the first and second substructures.
Claims16
A method comprising:
- transporting a land-based drilling rig to a well field and positioning the land-based drilling rig, wherein the land-based drilling rig comprises:
- a first substructure;
- a second substructure, the second substructure being positioned generally parallel to the first substructure;
- a drill rig floor coupled to the first and second substructures, the drill rig floor including a V-door, the side of the drill rig floor having the V-door defining a V-door side of the drill rig floor, the first and second substructures pivotably supporting the drill rig floor;
- and
- a mast, the mast mechanically coupled to one or more of the first substructure, the second substructure, and the drill rig floor, the mast being pivotably coupled to one or more of the first substructure, the second substructure, and the drill rig floor by a pivot point, the mast comprising a V-door side, the V-door side of the mast parallel to the first or second sub structure;
- positioning the mast in a horizontal position;
- and
- raising the mast from a horizontal to a vertical position.
6 more elements
Dependencies are inferred from the claim text.