downhole valve online manufacture

Alloy Steel Double Flapper Check Valve For Coiled Tubing 10000psi Working Pressure Introudction of CT Check Valve The double flapper check valve is applied the coiled tubing operation in oilfield, the check ... Read More

Drill Stem Testing Tools LPR N Valve High Pressure Downhole Tester Valve Brief of 5" LPR N Tester Valve Valve The downhole tester valves inlcude LPR N Tester Valve and Select Tester Valve. The LPR N Tester ... Read More

Oil and Gas Well Downhole Testing Dual Action Valve DAV Test Valve The dual-action valve is the DAV used in drill stem testing operation. The dual action vlave is a full-opening and annular Rupture disc ... Read More

Drill Stem Testing(DST) Tools Dual Action Ball Valve, Rupture Disk operated 5"OD x 15000 PSI, 400F, 3 1/2" IF or 3 7/8" CAS Introudction The Dual Action ball Valve is the annular Rupture disc controlled ball ... Read More

Well Testing Sleeve Type Drain Valve Drill Stem Testing Tools 15000 PSI Introudction of Sleeve type Drain Valve The Drain Valve is a kind of DST tools used in well downhole testing service. The sleeve type ... Read More

Drill Stem Testing(DST) Tools 5"OD x 15000 PSI, 400F, 3 1/2" IF or 3 7/8" CAS Introudction The PT-RD Safety valve is a pump through Rupture disk controlled safety valve, a single cycle safety valve for end of ... Read More

RD Sampler APR Drill Stem Testing Tools High Pressure Rupture Disk Sampler RD Sampler introduction The RD sampler is a part of DST tool string, the rupture disk of the sampler is controlled by the annulas ... Read More

Oil Well Testing Super Safety Valve High Pressure DST Working String The Super Safety Valve is the BOP safety valve applied for testing operations from jack-up or land rigs. It can rapidly closes the test ... Read More

Coiled Tubing Drilling Jar Bi-directional Hydraulic CT Jar Downhole Tools Drilling jar Brief of Coiled tubing drilling jar The coiled tubing drilling jar is a bi-directional hydraulic jar used for fishing ... Read More

OMNI Valve Drill Stem Test Tools Multi Cycle Circulation Valve Annulus Pressure Operation Introduction of Multi-cycle circulating valve The Multi-Cycle Circulating Valve is applied for the drill stem testing ... Read More