Page 265 - Enhanced Oil Recovery in Shale and Tight Reservoirs

%
47.3
24.3
18.9
32.6
RF,
6.5
4.5
7.6
2018)
2018)
psi
al.,
al.,
p c ,
et
et
Final
406
149
(Alvarez
20
30
16
35
(Alvarez
2
cores.
3%)
angle
4%)
different
pyrite
pyrite
contact
4%,
3%,
on
Final
feldspar
47.2
48.7
89.9
45.6
53.4
38.1
47.4
feldspar
surfactants
19%,
1%,
mN/m
different
dolomiate
dolomiate
21.8
IFT,
0.9
0.7
1.2
0.4
3.9
8.9
of EOR mechanisms of wettability alteration and its comparison with IFT 5.8 63 48.3 2.3 9 236 34.3 6.9 2.1 12 89.5 34.4 2017) Schechter, and (Alvarez 7%) pyrite 7%, feldspar 2%, dolomite 62 9.8 (Continued) 247
A,
alteration 46%, calcite proprietary sulfonate ethoxylated citrus alcohol, ammonia 40%, calcite Wolfcamp Wolfcamp Wolfcamp Wolfcamp 4%,
wettability components 15%, alcohol, alcohol, B, alcohol, proprietary alcohol, citrus 35%, above above above above calcite 40%, alcohol
and Surfactant clays 13%, Methyl sulfonate Methyl sulfonate alcohol Isopropyl terpenes, Isopropyl ethoxylated quaternary compound, terpenes clays 17%, as Same as Same as Same as Same clays Branched oxyalkylate
reduction (quartz (quartz 40%,
IFT (quartz
of cores 1 Anionic/nonionic 2 cores 1 Anionic/nonionic 2 cores
Capabilities Surfactant carbonate Anionic Anionic Cationic Water carbonate Anionic Anionic Cationic Water siliceous Nonionic
9.4 ford
Table Core Wolfcamp 1 2 3 4 5 Eagle 6 7 8 9 10 Wolfcamp