... каждой конкретной скважины индивидуально. In modern conditions, the share of lowyield oil deposits with low-permeability reservoirs increases among the newly introduced fi ds. Such deposits, as a rule, are exploited with low bottomhole pressures in wells and worsened performance of pumping equipment due to the infl e of free gas. Reduction of the negative eff of free gas on the pump is achieved in various ways in each case. One of the optimal methods is the use of shanks ...

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