Conducting Drill Stem Test
To determine the production potential of a formation, the operator may order a drill stem test (DST).
To determine the potential of a producing formation, the operator may order a drill stem test (DST).
The DST crew makes up the test tool on the bottom of the drill stem, then lowers it to the bottom of the hole.
Weight is applied to the tool to expand a hard rubber sealer called a packer.
Opening the tool ports allows the formation pressure to be tested.
This process enables workers to determine whether the well can be produced.
Let's take a look at the potential hazards and possible solutions when conducting a drill stem test in the next tab.
Knowledge Check Choose the best answer for the question.
1-2. What is the purpose of the Drill Stem Test (DST)?
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