Hole Depth: 1200m,1000m,800m Hole Diameter: BQ/BTW, NQ/NTW, HQ/HTW Coring Method: Wireline Diamond Coring Application of...

Hole Depth: 1800m, 1500m,700m,400m Hole Diameter: 60mm, 76mm, 96mm, 123mm Coring Method: Wireline Diamond Coring

Hole Depth: 600m,500m,300m Hole Diameter: BQ/BTW, NQ/NTW, HQ/HTW Coring Method: Wireline Diamond Coring Application of D...

Used in situations where the drill pipe is buried or stuck and cannot be lifted. The exact location of the incident is determined, and a drill pipe 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...