down hole test online manufacture

Hydraulic Drilling Jar Open Hole DST Tool Drill Stem Testing Tools Operation Introudction of Hydraulic Jar / Big John Jar The hydraulic jar is used in DST tool string as a safety tool in well testing service. ... 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

ISO BV SGS DST Tool HPHT Cased Hole RD Safety Circulation Valve 3 7/8" Introudction of 3 7/8" RD safety circulating valve The 3 7/8" rupture disk RD safety circulating valves are applied the drill stem testing ... Read More

Cased Hole DST Internal Pressure Safety Valve 15000 PSI AISI Alloy Steel Material Brief of Internal Pressure-Operated Circulating Valve The IPO circulating valve is the internal pressure operated circulating ... 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

LPR N Tester Valve For Cased Hole Drill Stem Testing High Pressure Tester Valve Introduction of the LPR N Tester Valve The LPR-N Tester Valve is a kind of full-opening, annulus pressure-operated valve which is ... Read More

DST Full Bore Sleeve Type Drain Valve 3 7/8" x 15000 psi for Slim Hole During the downhole testing service in oil & Gas well, the drain valve is used to drain the volume fluid and release pressure when string ... Read More

Downhole Oil Tools Round Mandrel Slip Joint Cased Hole DST Full H2S Service Introudction of Round Mandrel Slip Joint in Full H2S Service The Round Mandrel Slip Joints with full openning design are used to drill ... Read More

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 ... Read More

Multi Flow Evaluator Downhole Packer Test Equipment Corrosion Resistance Introduction of Open Hole MFE Test In order to illustrate the working of the MFE system of tools, a complete operation will be described ... Read More