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Slim Hole Tubing String Test Valve TTV For Downhole Drill Stem Testing The TST (Tubing String Testing) valve is a full-opening valve used to pressure-test the drillstem test string while running in the hole. ... Read More

Oilfield Downhole Mechnical Tester Valve High Pressure Tester Valve Introudction of Mechanical tester Valve Mechanical tester valves are the kind of the downhole tester valve is opening and closing the well by ... Read More

Downhole Tester Valve High Pressuer Drill Stem Testing Valve 5" x 15000psi Introudction Select tester valve The select tester valve is a kind of main downhole tester valve improved from the LPR- N valve, it is ... Read More

Well Testing Operation Rupture Disc Dual Action Valve Downhole Tester Valve In drill stem testing operation, there are different tester valves including select tester valve, LPR-N valve, tubing string tester ... Read More

Cased Hole Drill Stem Testing Gauge Carrier For Data Acquisition The gauge carriers including internal gauge carrier and external gauge carrier are the part of the drill stem testing tools. The Gauge Carrier is ... Read More

Full Bore Retrievable Circulating Valve Drill Stem Testing Bypass Valve The RTTS circulating valve is a locked-open/locked-closed valve that serves as both a circulating valve and bypass for the drill stem ... Read More

Well Testing Retrievable Bridge Plug High Pressure RBP The Model 3L retrievable bridge plug is a kind of Retrievable Bridge Plug which is used in well testing operation . The retrievable bridge plugs consist of ... Read More

High Pressure Hydraulic Jar For Drill Stem Testing Service Big John Jar The hydraulic jar is a safety tool of drill stem testing string, the hydraulic jar in Halliburton type is called Bigjohn Jar. The ... Read More

Retrievable Bridge Plug 4-1/2 11.6-13.5# 10K For Oil Well Downhole Testing The Retrievable Bridge Plug (RBP) is a high-pressure packer style bridge plug used for multiple selective zone treating and testing ... Read More

Donwhole Tester Valve LPR-N Valve 5" x 15000psi For Oil Well Testing The LPR- N Tester Valve is a kind of downhole tester valve used in oil well testing service. The LPR-N valve is a full-opening, annulus ... Read More