Project characteraretics:
The stratum is dominated by "hard, brittle and crushed" siliceous dolomite accompanied by argillaceous sandstone interlayer, and the phenomenon of water leakage, collapse and diameter shrinkage is very serious
Project results:
During the effective working time of 40 days, use 1 portable full hydraulic power head rig to complete the workload of 1493 m; the first hole depth of 550 meters, which is the first medium-deep hole completed in this area so far.
