Page 267 - Enhanced Oil Recovery in Shale and Tight Reservoirs

10.5
7.1
507.0
564.0
cores.dcont'd
different
on
110.9
108.7
surfactants
46
different
21.8
21.8
4
of 248 % RF, psi p c , Final angle contact Final mN/m IFT, 18.4 327 62.6 9.8 19.7 391 56.6 9.8 33.9 16 57.4 0.4 28.5 24 32.4 0.4 Enhanced Oil Recovery in Shale and Tight Reservoirs
alteration alcohol, ammonium quaternary alcohol, ammonium quaternary proprietary proprietary proprietary proprietary
wettability components isodecyl salt isodecyl salt alcohol, alcohol, alcohol,
and Surfactant Ethoxylated quaternary compound, ammonium Ethoxylated quaternary compound, ammonium Methyl sulfonate Methyl sulfonate Methyl ethoxylated, sulfonate
reduction
IFT
of Nonionic/cationic Nonionic/cationic Nonionic/anionic
Capabilities Surfactant Anionic Anionic Water Water

9.4
Table Core 3 4 1 2 5 6