Cased Hole Drill Stem Testing Tools

Drill stem testing tools including Packer, safety joint, Tester valve, circulating valve and other acc. with 5" or 3 7/8" OD, various connection type

Drill stem testing tools including Packer, safety joint, Tester valve, circulating valve and other acc. with 5" or 3 7/8" OD, various connection type

The hydraulic jar(Bigjohn Jar) is a safety tool, used for the drill stem testing

The hydraulic jar(Bigjohn Jar) is a safety tool, used for the drill stem testing

3 7/8" sleeve type drain valve manufactured by ZZ TOP as per the standards NACE MR 0175 for the full H2S service.

Rupture Disk (RD) SamplerSize:3 7/8"
Standard: NACE MR0175
Service:Full H2S
Usage: Drill stem testing
Type: Full bore sleeve sample

Rupture disk (RD) sampler is a full-open,full bore sleeve sampler,made of Inconel to be used in cased holes for full H2S drill stem testing service

The Full Bore Gauge Carrier has been designed as a single body type carrier capable of housing up to four Quartz Digital for the drill stem testing

5" x 15k psi 5" Tubing String Testing Valve ( TST ) is made of Inconel, and worked for Full H2S drill stem testing service

The round mandrel slip joint is the part of the drill stem testing work string.

The round mandrel slip joint is the part of the drill stem testing work string.

The RTTS Circulating valve is a locked-open/locked-closed valve that serves as both a circulating valve and bypass.

ZZTOP manufactures the rupture disk (RD) safety circulating valve in high quality with competitive price, and supply the technical training for DST.

ZZTOP manufactures the OMNI valve of the drill stem testing tools conformed with NACE MR0175, the OMNI valve is Repetitious circulating valve.

ZZTOP is specialized in manufacturing the drill stem testing tools, the new 5 1/2" circulating valve is on shelf with competitive price.

The FUL-FLO Pressure Controlled Multi-circulating Valve is also called Hydraulic circulating valve, which is used for drill stem testing.

The RTTS Circulating valve is a locked-open/locked-closed valve that serves as both a circulating valve and bypass.

The rupture disk (RD) safety circulating valve functions as both a safety valve and circulating valve,which is used for the drill stem testing

5" Rupture disk (RD) safety circulating valve is a full-opening valve with rupture disk, made of Inconel for Full H2S drill stem testing.

The Hollow Plug Impact Reversing Sub is a reversing circulating tool used in open hole drill stem testing and operated by inner pressure.

OMNI circulating valve is made of Inconel for full H2S drill stem testing service, it is also named Multicycle Circulating Valve.

The select tester valve is a full opening, annulus pressure operated tool used in cased holes for the drill stem testing as the tester vale

The tubing string testing (TST) valve is a full-opening valve used to pressure-test the workstring while running in the hole.

The select tester valve is a full opening, annulus pressure operated tool used in cased holes for the drill stem testing as the tester vale

The select tester valve is a full opening, annulus pressure operated tool used in cased holes. This tool has the capabilities of taking multiple downh

3 7/8" Tubing string testing valve (TST valve) is a full-opening valve produced by ZZ TOP as per the standards NACE MR 0175 for the full H2S service

3 7/8" RD Tubing string testing valve (RD TST valve) is a full-opening valve with rupture disk as per NACE MR 0175 for the full H2S service

The LPR-NTesterValve is afull-opening, annulus pressure-operated valve.It permits measuring multi pleclosed-in pressures incased holes

The tubing string testing (TST) valve is a full-opening valve used to pressure-test the workstring while running in the hole.

The rupture disk (RD) sampler is a full-open, full bore sleeve sampler used in cased holes for the drill stem testing

The rupture disk (RD) sampler is a full-open, full bore sleeve sampler used in cased holes for the drill stem testing

The rupture disk (RD) bypass pressure test valve is a full-opening, single-shot annulus operated valve

The RTTS Packer is a full opening, hookwall type packer which can segregate bidirectional pressure designed for use in testing,treating,and squeezing

OMNI valve, used for the DST,is a full opening,annulus pressure-operated re-closable circulating valve which can be open and closed many times

OMNI valve, used for the DST,is a full opening,annulus pressure-operated re-closable circulating valve which can be open and closed many times

The RTTS Packer is a full opening, hookwall type packer which can segregate bidirectional pressure designed for use in testing, treating, and squeeze

The 5 1/2" full bore retrievable RTTS packer is a full-opening, hookwall packer used for drill stem testing, treating, and squeeze cementing operation

RTTS Packer for 9 5/" Casing, working pres. 70Mpa, Temp. upto 400F, full bore type, mechanical setting with J slot, Hydraulic holddown body and slip

The full bore retrievable packer is a full opening, hookwall type packer, which is used for the oil well drill stem testing

The RTTS Packer is a full opening, hookwall type packer which can segregate bidirectional pressure designed for use in testing, treating, and squeeze

The CHAMP IV Packer is improved from RTTS Packer. Compared with RTTS Packer,the CHAMP IV Packer has a concentric bypass.

The RTTS Packer is a full opening, hookwall type packer which can segregate bidirectional pressure designed for use in testing, treating, and squeeze

Rupture Disk FUL-FLO Sampler,Annuluspressure operated sampling tool which retains full ID after sample has been collected. Sampling volum 1200cc.

The IPO(Internal Pressure operated) circulating valve allows circulation through the work string before trip-out and serves as a drain during trip-out

The Drill stem testing tools(DST) is full bore type with annular pressure operated, high working pressure and working temperature, service NACE MR0175

The Hollow Plug Impact Reversing Sub is a reversing circulating tool operated by inner pressure,used in circulating work

Size i.e. 3 7/8", 5" or casing size from 4 1/2" to 20"(Casing range may also need to be known)
Working pressure: 70Mpa(10000psi), 105Mpa(15000psi).

Size i.e. 3 7/8", 5" or casing size from 4 1/2" to 20"(Casing range may also need to be known)
Working pressure: 70Mpa(10000psi), 105Mpa(15000psi).