TrackMaster OH-C System Achieves Sidetrack in First Attempt in Colombia Onshore Well | Schlumberger
Tech Report
Location
Colombia, South America
Details

Casanare, Colombia
Yopal Field

Lithology
Mirador Formation

Pilot hole size
8½ in

Top of window
15,209 ft

Bottom of window
15,222 ft

Middle anchor depth
15,230 ft

Bottom of total cementing whipstock
15,313 ft

Ramp length
11.30 ft

DLS
8°/100 ft

Compressive strength
20,000 psi

Background
The successful deployment of a TrackMaster OH-C* openhole whipstock and cementing system provided a specific point of sidetrack, after two unsuccessful attempts using the conventional approach of kicking off a cement plug.
Products Used

TrackMaster OH-C System Achieves Sidetrack in First Attempt in Colombia Onshore Well

Equion Energì­a successfully performs kickoff in single trip, saving drilling time versus two previous failed attempts with conventional cement plug


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Equion Energì­a used the TrackMaster OH-C system to achieve the sidetrack in a total of 185.5 h. This system also enabled a controlled openhole-sidetrack kickoff depth and orientation in a medium to hard formation.
Products Used

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