... caused by well killing fluids to production internals of the deposits in lower and upper Paleocene stratigraphic sequence of rocks and insufficiently effective development of wells after carrying out geotechnical interventions. Conclusions Results of re-interpreting the pressure recovery curves and well performance indicators show that the key reasons for reduced productivity of the wells are as follows: water encroachment of bed and sanding up of wells for reasons of sand carry-over caused by weakly ...

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