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XI'AN ZZ TOP OIL TOOLS CO.,LTD [China (Mainland)]
Business Type:Manufacturer, Distributor/Wholesaler, Service City: Xi'an Province/State: Shaanxi Country/Region: China (Mainland) Follow Us:
DST-Select tester valve-01
The select tester valve is a full opening, annulus pressure operated tool, which is main valve, used for drill stem testing operations in cased holes.
2016-12-23
Tester valve-02
The tester valve used in drill stem testing operation include three types: Select tester valve, OMNI valve, N valve, which is the Key part of the DST
2016-03-09
BOP Safety Valve- 8"
The BOP safety valve is the Super safety valve with 15000 PSI working pressure, applied for drill stem testing operation in well testing service.
2018-02-26