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Study on the pilot test of steam flooding in type Ⅱ heavy oil reservoir
Pages: 17-20
Year: Issue:  7
Journal: Petrochemical Industry Application

Abstract: 锦45块是辽河油田最大稠油区块,2008年优选该块构造发育较为完整的9个井组,将其作为Ⅱ类稠油油藏进行蒸汽驱先导试验,通过借鉴齐40块Ⅰ类稠油油藏成功汽驱经验和做法,并充分结合区块本身的实际特点,通过严格保证注汽质量及强化提高采注比等措施手段,经过1年多的汽驱生产,大多数油井明显受效,蒸汽腔正逐步延伸扩展,试验进入蒸汽有效驱替阶段,试验区日产液、日产油明显上升的同时,地层压力保持稳定,油层温度普遍...
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