ENHANCING OIL-DISPLACEMENT EFFICIENCY EXPERIMENTAL RESEARCH OF COMBINATION CO 2／N 2SLUG INJECTION IN LOW PERMEABILITY OIL RESERVOIR
LIU Xiao-jun PAN Ling SUN Lei ZHANG Xin-wen CHAO Zhong-tang
西南石油大学学报(自然科学版) . 2009, (4): 73 -78 .  DOI: 10.3863/j.issn.1674-5086.2009.04.015