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Boban designs and provides Drill stem testing tools(MFE, APR) for cased hole, open hole and slim hole, mainly including full bore retrievable packer, retrievable circulating valve, retrievable safety joint, TST valve, LPR-N Valve, OMNI valve, multi-cycle circulating valve, hydraulic jar, vertical shock absorber, radial shock absorber, RD safety circulating valve, CHAMP packer, IPO valve, tubing string test valve, sleeve type drain valve, rupture disk sampler, super safety valve with control panel, BOP safety valve....
The Rupture Disk (RD) sampler is a full-open, full bore sleeve sampler for use on drill stem tests. The sampler is controlled by a rupture disk that is operated by annulus pressure, used for trapping formation fluid under pressure in the downhole.O.D.127.5mmBore Diameter57mmLength2198mmWorking press...
Downhole Drill Stem Testing Tools Super Safety Valve is a Fail-Safe Safety Valve for testing from land or jack-up rig. It is normally run inside or below the Blow Out Preventer (BOP) and is used to control well flow.It's a master valve for testing from land or jack-up rig. It is normally run ins...
A fluted centralizer isused to centralize wireline tool strings inside the tubing,during operations in deviated wells. The fluted centralizer is positioned above the running or pulling tool in the tool string,and its OD is sized to suit the tubing.This procedure also allows t...
Awireline slickline crossover is a wireline tool stringadapterdesigned to connect two tool string items with incompatible threads.The top thread of wirelinecrossover is a malethread (or quick male joint) with standard fishing neck; the bottom has a male thread or female...
A typically Slickline or Wireline PCE is mainly including：Wellhead AdapterConnect BOP and wellhead, with flanged and crossovertypes.Tool TrapFixed above BOP and under lubricator, tool trap is used to prevent basic wireline toolstring from falling downhole.BOPInstalled between the lower...
Tubing string testing (TST) valve is a full-opening valve used to pressure-test the work string while running in the hole. The valve is operated after it is stung into a permanent packer or a retrievable packer is set.O.D./inWorking PressureWorking EnvironmentWorking TemperatureConnection5"10K...
IPO(Internal Pressure operated) circulating valve allows circulation through the work string before trip-out and serves as a drain during trip-out. It can be run in cased holes or open holes and maintains a full bore through the tool.O.D./inWorking PressureWorking EnvironmentWorking TemperatureConne...