downhole safety valve online manufacture

Downhole Retrievable Packer Drill Stem Test Mechanical Packer 3 1 / 2" Overview of Retrievable Packer 3 1/2" The 3 1/2" Retrievable packer is used in 3 1/2" casing, which is suitable for slim hole downhole ... Lesen Sie weiter

Slim Hole Sleeve Type Drain Valve Downhole Drilling Tools 3 7/8" 15000 PSI Introudction of Slim Hole Drain Valve The 3 7/8" sleeve type drain valve is used to slim hole drill stem testing operation. Once the ... Lesen Sie weiter

Sleeve Type Drain Valve Downhole Oil Tools Drill Stem Test 15000 PSI 105 Mpa Introudction of Sleeve Type Drain Valve When the drill stem testing finished, the sleeve type drain valve as the part of the DST work ... Lesen Sie weiter

Well Testing Tubing String Tester Valve 5" Cased Hole Drill Stem Test Tools Introudction of Tubing String Tester Valve The tubing string tester valve is short of TST valve as the part of Drill stem testing ... Lesen Sie weiter

Downhole Testing Mechanical Tester Valve 5" x 10000 psi Alloy Steel Introudction of Mechanical Tester Valve Mechanical tester valve is a kind of tester valve used for drill stem testing operation, the ... Lesen Sie weiter

Full H2S Service Sleeve Type Drain Valve Drill Stem Test Tools 5 Inch NACE MR0175 Introudction of Full H2S Service Sleeve Type Drain Valve The 5" sleeve type drain valve made of Inconel alloy steel is applied ... Lesen Sie weiter

3 7 / 8" Open Hole DST Drilling VR Safety Joint For Well Testing Service Brief of VR Safety Joint The VR Safety joint is applied for well drill stem testing operation in open hole in well testing service. The ... Lesen Sie weiter

Oil Well Coiled Tubing Tools Dual Flapper Check Valve Downhole Tools Introduction of Dual Flapper Check Valve The dual flapper check valve is a standard coiled tubing tools as the part of the BHA tools. The ... Lesen Sie weiter

Oil Well Downhole Testing Tubing String Tester Valve Flapper TST Valve The TST valve is the tubing string tester valve as the part of the DST Toolstring during the well pressure-test the workstring while ... Lesen Sie weiter

105 Mpa Single Cycle Select Tester Valve End Of Drill Stem Test OperationsWell Testing Pump thru Rupture Disc Safety circulating Valve Overview of Single Cycle Safety Circulating Valve The Single Cycle Safety ... Lesen Sie weiter