Hole Depth: 600m, 500m, 200m, 100m Hole Diameter: 60mm, 76mm, 96mm, 123mm Coring Method: Wireline Diamond Coring Applica...

Hole Depth: 300m,150m,60m Hole Diameter: 76mm, 96mm, 123mm Coring Method: Wireline Diamond Coring Application of DET300：: Survey of...

- Using imported diamond raw materials and reinforced rib structure, with the same formation, the drilling depth is 20-50% higher than that of general...

When retrieving the core, the fishing tool is lowered into the drill pipe and rapidly descends under gravity. Upon reaching the position of the inner ...

Hole Depth: 1000m, 800m,400m,200m Hole Diameter: 60mm, 76mm, 96mm, 123mm Coring Method: Wireline Diamond Coring