

Device used to selectively open or close sliding sleeves
The tool can be fitted with bi-directional dogs, allowing the operator to shift the sleeve in either direction, in a single run. Alternatively, the standard unidirectional dogs can be fitted and easily rotated within the chassis to either open or close the sliding sleeve.
Device used to selectively open and close sliding sleeves
Flow activated
One chassis suits a range of profiles
Maximum bearing contact area
Fully independent dogs


Non-cemented hydraulic liner hanger designed for reliability and performance in demanding downhole environments
Design and manufacture of advanced service solutions for the oil and gas industry
