Coiled Tubing Operation Technique
- ◆Sand washing
- ◆Gas lifting
- ◆Fishing
- ◆Paraffin removal
- ◆Water jet fracturing
- ◆Rotating jet and acidizing by dragging
- Max operation depth: 19,712 ft
Completed 72 wells on ZH1-1 artificial island, well dimension: 8X8 ft