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US 8,943,790 B2Granted
Drag train transporter and carrier
AssigneeNabors Drilling USA
InventorsTed Royer, Todd Fox
Life of this patent
Estimating the term…
Abstract
An apparatus for transporting a drag chain service loop comprising a frame, wherein said frame encloses the drag chain, and wherein said frame may be attached directly to a drilling rig mast while said drag chain remains enclosed therein.
Claims10
A drag chain transport apparatus comprising:
- a frame, and
- a drag chain, the drag chain formed from a plurality of drag chain links, the drag chain positioned generally within the frame, the drag chain having a first and a second end, the first end of the drag chain permanently coupled to the frame, the drag chain having at least one flexible cable or hose coupled thereto and running the length thereof, the at least one flexible cable or hose having a first end, generally positioned near the first end of the drag chain, the first end of the at least one flexible cable or hose coupled to a magazine, the magazine positioned to operatively couple the at least one flexible cable or hose to other drilling rig equipment.
Dependencies are inferred from the claim text.