downhole drilling tools online manufacture

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

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

Metering Cartridge Of Downhole Select Tester Valve DST Tools Function of the metering cartridge in select tester valve The metering cartridge is the key part of the select tester valve which is applied for the ... Read More

Full Bore Retrievable Packer & Retrievable Bridge Plug 5 1/2" x 10000psi WP * Full Bore Retrievable Packer Full Bore Retrievable Packer with mechanical setting is applied for drill stem testing service or well ... Read More

Mechanical Jar Open Hole Downhole Tools 5" 105Mpa High Pressure TCP Operation Introudction of Open Hole Hydraulic Jar The 5" hydraulic jar is a safety tool and can be applied for the openhole drill stem testing ... Read More

Downhole Tools Open Hole Hollow Plug Impact Reversing Sub 5" X 10000 PSI Brief of Hollow Plug Impact Reversing Sub The Hollow Plug Impact Reversing Sub is a kind of reversing circulating valve which is operated ... Read More

Oil Well Downhle Master Valve High Pressure Tester Valve LPR - N Valve Brief of LPR - N Tester valve The LPR-N Tester Valve is a kind of downhole tester valve for the drill stem testing operation. The LPR-N ... Read More

Hydraulic Jar Big John Jar For Cased Hole Drill Stem Testing 5" x 15000psi Introudction of Hydraulic Jar The hydraulic jar is the Halliburton Big John Jar, which is used as a safety tool in the well downhole ... Read More

Well Testing Rupture Disc Dual Action Ball Valve 5"OD x 2.25ID 15000 psi The Dual Action Ball Valve is a kind of drill stem testing tools used in oil well downhole testing service. The dual action ball valve is ... Read More

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 ... Read More