Full Bore Drain Valve DST

The full bore drain valve including sle-eve type and needle type, is applied to drill stem testing operation in HPHT working condition, is the part of the DST string. The drill stem testing string includes RTTS packer, RTTS circulating valve, Tubing string Testing valve, OMNI valve, Select tester valve, drain valve, sample, shock absorber etc.

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Group of Full Bore Drain Valve DST has been presented above, want more Full Bore Drain Valve DST and Drill stem testing Sle-eve type drain valve, DST drain valve, Please Contact Us.


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