METHOD OF TREATING OIL BED

摘要

FIELD: oil and gas production. SUBSTANCE: method includes successively pumping in mineralized water as salt edges solution and, as clay system, clay dispersion system containing clay in amount of order of 3% and, additionally, 60% vat residue from synthetic glycerol production (polyglycerol) or ethylene glycol produced by hydration of ethylene oxide. EFFECT: enhanced oil bed treatment efficiency due to isolating portions of bed relatively far off from bottom zone. 2 tbl