Enhanced oil recovery techniques - petrofed.winwinho...
Enhanced oil recovery techniques - petrofed.winwinho...
Enhanced oil recovery techniques - petrofed.winwinho...
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Gas Based EOR ProcessWater And Gas injection (WAG):-The WAG survey conducted by Hadlow reported an ultimate <strong>recovery</strong> ofabout 8–14% 8OOIP, based on simulation and pilot tests. However, the morerecent survey of 2001 by Christensen et al. shows that the averageincrease in <strong>oil</strong> <strong>recovery</strong> was only 5 – 10%. The survey encompassed 59projects. The popularity of the WAG process is evident from the increasingnumber of projects and many successful field wide applications