METHOD OF OIL POOL DEVELOPMENT Russian patent published in 2001 - IPC

FIELD: oil producing industry; applicable in development of oil pool with impermeable partitions between formations. SUBSTANCE: method includes injection of working agent through injection wells and oil withdrawal through producing wells. Map of impermeable partitions between adjacent formations is constructed. Formation and section with sufficient thickness of impermeable partitions are selected with wells located thereon. Additional injection well is drilled on selected formation and section up to impermeable partition. Additional well is located between existent producing wells. Working agent is injected through additional injection well and other injection wells located on section. EFFECT: higher oil recovery from pool. 1 ex