METHOD FOR DEVELOPMENT OF OIL DEPOSIT Russian patent published in 1998 - IPC

FIELD: oil production industry. SUBSTANCE: this relates to development of oil deposit with low-permeable reservoir. According to method, alternated oil recovery in developing sections is effected through producing wells. Working agent is injected through injection wells. Operation of wells in adjacent sections is performed in counter-phase. Dimensions of developing sections are reduced by locating crossing rows of injection wells. Carried out is forceful recovery of fluid from part of producing wells. Forceful mode of operation is resorted to by step-like increase of output from wells. EFFECT: higher efficiency.