Coiled Tubing Tractor Assembly
AssigneeSchlumberger Technology Corporation
InventorsGokturk Tunc, Cecilia Prieto
Life of this patent
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Abstract
A coiled tubing tractor assembly including a hydraulically powered tractor coupled to a coiled tubing having a fiber optic cable therethrough to provide communicative means, for example, to a monitor coupled to the tractor. The fiber optic cable may also be employed to control movement of the coiled tubing tractor. Additionally, a diagnostic tool may be coupled to the tractor wherein the tractor provides communicative means between the diagnostic tool and the monitoring device.
Claims25
A coiled tubing tractor assembly comprising:
- a coiled tubing tractor for advancement through a well;
- a coiled tubing coupled to said coiled tubing tractor;
- and
- a fiber optic cable disposed through the coiled tubing to provide a communicative pathway from surface equipment at the well and through said coiled tubing.
A coiled tubing tractor assembly comprising:
- a coiled tubing tractor for advancement through a well at an oilfield;
- a coiled tubing coupled to said coiled tubing tractor;
- a downhole tool hydraulically coupled to said coiled tubing and positioned downhole of said coiled tubing tractor in the well;
- and
- a fiber optic cable disposed through said coiled tubing and said coiled tubing tractor for providing real time information transfer between surface equipment at the oilfield and said downhole tool.
A method of performing a coiled tubing operation comprising:
- providing a fiber optic cable through a coiled tubing;
- coupling a tractor to the coiled tubing for advancing the coiled tubing in a well;
- and
- establishing a communicative pathway from surface equipment at the well and through said coiled tubing.
Dependencies are inferred from the claim text.