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In August 2016 a service company almost half way through a high rate pressure job when without notice, a screen out occurred, sending the pressure soaring above the MAWP which was established at 8,900 psi. While the pumps were staggered to handle any pressure spikes, the slow reaction time created an overpressure event. 

The pressure spike was terminated by the Oseco Safety Plug engineered as a fuse to activate at 9,400 psi. Pressure was safely relieved and catastrophic asset failure was prevented. Pressure never exceed 9,400 psi.

Notably, the nitrogen valve never activated...

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