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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:
LPR - N valve - 5"
The LPR-N Valve is a full-opening, annulus pressure-operated valve, which is the main test valve for the drill stem testing operation in cased hole
2017-01-06
TOP-Downhole tester-01
The downhole tester - Select tester is the main test valve for the drill stem testing operation in cased hole which is annulus pressure-operated valve
2017-01-03
LPR - N valve
Drill stem testing tools downhole tester valve is for cased hole full bore type in size 3 7/8" and 5" in owrking pressure 105Mpa, without lock open
2016-12-26
5" Downhole tester valve
The DST Test valve in 5" x 15000psi is annulus pressure-operated valve, as the main test valve for the HP drill stem testing operation in cased hole.
2017-03-27
LPR N Valve - 3 7/8"
The 3 7/8" x 10000psi LPR N -Valve is a sort of the tester valve without the lock open mode, the tester valve is applied for the slim hole DST service
2018-11-19