Product Sheet CN PORT Pressure Operated Reference Tool
Eliminates high nitrogen precharge for increased safety at surface.
Downhole Tester Valves
An open and shut case for reservoir testing certainty
Your reservoir test results are only as reliable as the tester valves used
Our wide range of high-reliability valves and actuation mechanisms means you don't have to settle—pick the right valves for your well and reservoir conditions to obtain the accurate, representative test data you require.
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