METHOD OF DISPLACING CRUDE OIL FROM NONUNIFORM IN RESPECT TO PERMEABILITY CARBONATE STRATA

摘要

FIELD: oil and gas production. SUBSTANCE: method includes alternating pumping in into the productive bed of aqueous solutions of a water-soluble polymer and dispersed particles at their ratio 1:(0.25-800) followed by injecting displacement agent. EFFECT: increased oil production. 1 tbl