:
T
W
+
F
S
+
P
U
+
R
F
C
y
r
e
v
o
c
e
r
t
c
u
d
o
r
p
e
e
r
f
l
a
c
i
s
s
a
l
C
:
R
F
C
Classical free product recovery + upwelling + surfactant flushing (with
treatment of pumped water)
i
s
s
a
l
C
:
F
F
S
+
P
U
+
R
F
C
g
n
i
l
l
e
w
p
u
+
y
r
e
v
o
c
e
r
t
c
u
d
o
r
p
e
e
r
f
l
a
c
i
s
s
a
l
C
:
P
U
+
R
F
C
cal free product recovery + upwelling + surfactant foam flushing
CFR+UP+WT:
Classical free product recovery + upwelling
(with treatment of pumped water) CFR+UP+SFF+WT:
Classical free product recovery + upwelling + surfactant foam flushing (with
treatment of pumped water)
CFR+UP+SF:
Classical free product recovery + upwelling + surfactant flushing
Fig. 2.63
Recovery of free product (chlorinated organic compounds)—residual volume of DNAPL and recovery rate (Colombano et al. 2018b)
136
S. Colombano et al.