perforated well casing online manufacture

Radial Shock Absorber Vertical Shock Absorber for Drill Stem Testing In oil well drill stem testing operation, the shock absorber as the part of the DST tool string is designed for two types: Radial shock ... 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

Well Testing Tubing String Tester Valve 5" Cased Hole Drill Stem Test Tools Introudction of Tubing String Tester Valve The tubing string tester valve is short of TST valve as the part of Drill stem testing ... 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

High Pressure RD Circulating Valve Full H2S Service Well Testing DST Tool Introudction of Multi Cycle Circulating Valve Multi-cycle circulating valve is a kind of circulating valve, which is used in well ... Read More

Well Testing Cased Hole Mechanical Packer Full Bore DST Safety Joint 7" 70Mpa Introudction of Safety Joint The Retrievable safety joint is the full bore safety join which is applied for the drill stem testing ... Read More

7" 23-29# PACKER SPARES ELEMENTS, 90 DURO VITON DST TOOLS PARTS The RTTS packer is a kind of mechnical setting full bore retrievable packer, and used in drill stem testing operation, well completion operation ... Read More

7" 10000psi Drill Stem Test Tools Full H2S service Retrievable Safety Joint Introudction of retrievable Safety Joint The 7" x 10000 psi retrievable Safety Joint is the optional backoff tool of DST work string ... Read More

Downhole PinPoint Injection Packer Retrievable Treating Straddle Packer The PPI packer is a kind of retrievable packer, the full name is PinPoint Injection packer, it is designed with features of a one foot ... Read More