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Hydraulic Valve
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- Hydraulic Valve
Description
The Hydraulic Valve is a down-hole valve used in opening and closing the flow from the test zone. The tool gives positive surface indications of opening: a sudden, small movement of the drill pipe, combined with a slight reduction in drill pipe weight.
Features
Oil delay before opening- Positive indication when open
- Run-in closed position
- Combines with Bottom-hole sampler
Applications
- Drill stem testing
- Injection test
- Leak-off test
- Acid Spotting
- Well-kill
- Build-up analysis
- Tubing pressure testing
