Device and process for the lining of a pipe branch, particuarly
Device for anchoring a probe in a well by spreading mobile ancho
Device for installation of a profile liner in a well
Device for protecting wells from corrosion or deposits caused by
Device for supporting, raising and lowering duct in deep bore ho
Device provided with retractable arms for the anchoring of an in
Directional drilling azimuth control system
Downhole anchor
Downhole anchor
Downhole anti-rotation tool
Downhole anti-rotation tool
Downhole expandable bore liner-filter
Downhole lock assembly
Downhole lock system
Downhole locking apparatus
Downhole locking apparatus
Downhole locking apparatus
Downhole tool operated by shape memory material
Downhole well tool
Downhole well tool and anchoring assembly