downhole drilling tools online manufacture

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

Cased Hole DST Tools Gauge Carrier with 4 Gauges HPHT Drill Stem Testing The gauge carriers are external gauge carriers used for carrying four electric pressure gauge or temperature gauge, record annular ... Read More

Downhole Well Bore Clean Tools Casing Scrapers Rotating Scraper Casing Scraper is a kind of well bore clean tools, which is used to remove dirt which may be left over the inside walls of casing, such as cement, ... Read More

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 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

Full Bore Retrievable Circulating Valve Drill Stem Testing Bypass Valve The RTTS circulating valve is a locked-open/locked-closed valve that serves as both a circulating valve and bypass for the drill stem ... Read More

Downhole Testing Packer Mechanical Setting Retrievable Packer RTTS Packer 7" x 10000psi The RTTS Packer is a full bore retrievable packer with mechanical setting and used for oil and gas well testing, treating, ... Read More

Mechanical Setting Retrievable Packer For Downhole Testing Service Construction of RTTS packer The RTTS Packer includes packer body which includes a Auto J slot mechanism, mechanical slips, Packing elements and ... 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

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