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: 1592m, 1115m, 724m, 471mCoring Method: Wireline Diamond CoringApplication of DET300：: The DMZ Series Intelligent hydraul...
Hole Depth: 300m,150m,60mHole Diameter: 76mm, 96mm, 123mmCoring Method: Wireline Diamond CoringApplication of DET300：: Survey of...
Hole Depth: 600m,500m,300mHole Diameter: BQ/BTW, NQ/NTW, HQ/HTWCoring Method: Wireline Diamond CoringApplication of D...
- Using imported diamond raw materials and reinforced rib structure, with the same formation, the drilling depth is 20-50% higher than that of general...
- Using imported diamond raw materials and reinforced rib structure, with the same formation, the drilling depth is 20-50% higher than that of general drill bits; There are 5-8 levels of drill bits av...
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 a smaller diameter is used in conjunction with a ...
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 tube assembly, the fishing hook engages the spearh...
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