safety valve downhole drilling tools online manufacture

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

APR Drill Stem Testing Tools For Slim Hole Downhole Testing The Drill Stem Testing Tools / DST tools manufactured by Techcore Oil Tools is full bore type and annular pressure operated downhole testing tools as ... Read More

Drill Stem Testing Tools APR Downhole Tester Valve Select Tester Valve Structure of Downhole Tester Valve The select tester valve is composed of four basic sections; ball valve section, upper hydraulic section, ... 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

Ball Valve Section / Metering Section of Downhole Select Tester Valve The Full Bore Downhole Tester Valve is the Select Tester Valve in Halliburton, which is an annulus pressure controlled ball valve and is ... 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 Select Tester Valve 15000psi Downhole Test The select tester valve is a kind of downhole tester valve in oil and gas well testing operation. The select tester valve is the Halliburton type tester ... Read More

Downhole Tester Valve High Pressure Select Tester Valve Metering Cartridge Introduction of Metering cartridge The metering cartridge is the main section of the select tester valve which is used for the drill ... 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

Rupture Disc Circulating Valve 5"x 15000psi For Fracturing Operation The rupture disc circulating valve is the circulating part of DST tools, the RD circulating valve is not only used in drill stem testing ... Read More