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«Mente et malleo»
The well depth is 4500 m.
Workover operation is performed for exploration of the prospective horizons of 3210-3551 m depth.
Brine preparation was performed on the production support base of our company.
Temporary fluid-loss pill was set on the bottom of the well. It prevented killing fluid loss.
Our flushing systems was used on the 250-th wells for 20 years since the first industrial application.
Killing the well of 5534 m depth has been performed before workover operation.
SWDM drilling mud was used for well-killing operation at the well with abnormally high formation pressure.
"National Research Institute of Oil and Gas", Poland, Zakopane, 19–22th September 2016.