By tracking and analyzing the research and practices of chemical flooding carried out in the Daqing Oilfield, NE China since the 1970s, the chemical flooding theory, technology adaptability and existing problems were systematically summarized, and directions and ideas of development in the future were proposed. In enhanced oil recovery by chemical flooding, the Daqing Oilfield developed theories related to compatibility between crude oil and surfactant that may form ultra-low interfacial tensions with low-a...
引用:孙龙德,伍晓林,周万富,等.大庆油田化学驱提高采收率技术[J].石油勘探与开发,2018,45(4):636-645.SUN Longde,WU Xiaolin,ZHOU Wanfu,et al.Technologies of enhancing oil recovery by chemical flooding in Daqing Oilfield,NE China[J].Petroleum Exploration and Deve