Open Hole Drill Stem Testing Tools

The 7" - 10000 psi Mechanical Setting Retrievable Packers with the casing weight 29 lb/ft is the RTTS packer used in oil well downhole drill stem test

VR Safety joint is a compact, right-hand safety joint used in the drill stem testing string

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

The Hydrospring tester MFE consists of three basic sections: indexing, delay, and sampling. all the parts of the tools are traceability.

VR Safety joint is a compact, right-hand safety joint used in the drill stem testing string, which is suitable for the open hole well.

VR Safety joint is used in open hole drill stem testing as the safety joint, the standard for the DST is NACE MR 0175, the tools is traceability.

The IPO(Internal Pressure operated) circulating valve can be run in cased holes or open holes and maintains a full bore through the tool.

The MFE consists of three basic sections: indexing, delay, and sampling. Each of these sections will be described in detail below.

The Hydrospring Tester also named Multi-Flow Evaluator (MFE), is used for open hole drill stem testing service.