10000
Dry
Bacterial gases
1000
C1 /C2
Mixtures of bacterial
and thermal gases
100
K103 ROSLU
K103 ZE
K103A RB
Thermal gases
K103B ROCLA
10
K103B DC
Kerogenous
origin
K103B ROSLU
Humic
origin
K103A ROSLU Up. Part
Wet
K103A ROSLU Lo. Part
1
-80
-60
Gas classification diagram
d13 C(CH4 )
-40
-20
Exploration
Europe
Along borehole Geological Interpretation – Xline 7912
-30,1
Additional Rotliegend
K15-FB-South gas leg
-36,4
-30
K15K103
-31
-30,5
Triassic
-35,4 should be @ ZE/ROSL boundary
-31,6
-31
Depth (m TVSS)
GDT @ 4002
m TVSS
-36,6
June 28th 2004
-31
K15K103A
-33,1
-34,7
K15-FBS
-36,7
-33
K15K103B
Zechstein
-28,8
‘Top’ Rotliegend
K15-Oscar
K15-Oscar
-34
Basal Zechstein
Rotliegend
Carboniferous
Exploration
Europe
100.00
Mole %
10.00
1.00
0.10
O
2
C
2
N
C
Component
1/
C2
6+
C
nC
5
iC
5
nC
4
iC
4
3
C
2
C
C
1
0.01
FB South Prod.
FB Prod.
FB South Prod. HC only
FBSouth Isotubes Upper Part ROSLU
FBSouth Isotubes Lower Part ROSLU
K15FK103 Isotube Zechstein
Molecular Composition K15FK103 Gas
FB Prod. HC only
Exploration
Europe
-40.00
-35.00
-30.00
d13C
-25.00
-20.00
-15.00
-10.00
-5.00
FB South Isotubes Upper Part ROSLU
FB South Isotubes Lower Part ROSLU
2d1
3C
5
2d1
8O
CO
FB Production
CO
Component
FB South Production
nC
5
iC
4
nC
4
iC
C3
C2
C1
0.00
K15FK103 Isotube Zechstein
Isotopic Composition K15FK103 Gas
Exploration
Europe
Wetness C1/C2
0
5
10
15
20
25
30
35
“Wet”
40
3800
0
“Dry”
Wetness C1/C2
5
10
15
20
25
30
35
40
4300
3900
4000
4400
ZE
4100
4200
Depth (m AHRT)
4300
RBSHL
ROSLU K15 FB South
RBSHM
Depth (m AHRT)
Excellent match
4500
4600
4400
ZE
4500
4700
ROSLU
4600
4700
ROCLA
4800
ROCLA
40 35 30
25 20 15 10
0
-5 -10 -15 -20 -25 -30 -35 -40
“Heavy”
4800
DC
5
d13C CO2: Production Gas
Isotubes
d13C CH4: Production Gas
Isotubes
d13C (ppm)
“Light”
4900
C1/C2: Production Gas
5000
40 35 30 25 20 15 10
5
0
Gas Readings
Isotubes
-5 -10 -15 -20 -25 -30 -35 -40
d13C (ppm)
Gas Geochemistry K15-FK-103A
Exploration
Europe
Wetness C1/C2
0
5
10
15
20
25
30
35
“Wet”
40
3800
0
“Dry”
Wetness C1/C2
5
10
15
20
25
30
35
40
Log Porosity
0
5
10
15
20
2
4300
3900
4000
4400
ZE
4100
4200
Depth (m AHRT)
4300
RBSHL
ROSLU K15 FB South
RBSHM
Depth (m AHRT)
Excellent match
4500
4600
4400
ZE
4500
4700
ROSLU
4600
4700
ROCLA
4800
ROCLA
40 35 30
25 20 15 10
0
-5 -10 -15 -20 -25 -30 -35 -40250
“Heavy”
4800
DC
5
d13C CO2: Production Gas
Isotubes
d13C CH4: Production Gas
Isotubes
d13C (ppm)
200
“Light”
150
4900
C1/C2: Production Gas
5000
40 35 30 25 20 15 10
5
0
Gas Readings
Isotubes
-5 -10 -15 -20 -25 -30 -35 -40
d13C (ppm)
Gas Geochemistry K15-FK-103A
10
Gamma Ra
Exploration
Europe
“Wet”
Wetness C1/C2
0
5
10
15
20
25
30
35
40
0
“Dry”
Wetness C1/C2
5
10
15
20
25
30
35
40
4500
4300
RBSHL
Depth (m AHRT)
Depth (m AHRT)
ZE
ROSLU K15 FB South
4400
ZE
4500
4600
ROSLU
4600
0 -5 -10-15-20-25-30-35-40
d13C (ppm)
40 35 30 25 20 15 10
5
0
-5 -10 -15 -20 -25 -30 -35 -40
“Heavy”
d13C (ppm)
d13C CO2: Production Gas
Isotubes
d13C CH4: Production Gas
Isotubes
C1/C2: Production Gas
Gas Geochemistry K15-FK-103
Gas Readings
“Light”
Isotubes
Exploration
Europe
Wetness C1/C2
Wetness C1/C2
0
5
10
15
20
25
30
35
0
40
5
10
15
20
25
30
35
40
5250
4800
Depth (m AHRT)
4900
Depth (m AHRT)
5000
5100
5350
5200
5300
40 35 30 25 20 15 10
5
0
-5 -10 -15 -20 -25 -30 -35 -40
d13C (ppm)
5400
40 35 30 25 20 15 10 5
0 -5 -10 -15 -20 -25 -30 -35 -40
d13C (ppm)
d13C CO2: Production Gas
Isotubes
d13C CH4: Production Gas
Isotubes
C1/C2: Production Gas
Gas Geochemistry K15-FK-103B
Gas Readings
Isotubes
Exploration
Europe
No Cutoffs
FIS Log K15FK103
Exploration
Europe
No Cutoffs
FIS Log K15FK103
Exploration
Europe
No Cutoffs
FIS Log K15FK103A
Exploration
Europe
No Cutoffs
FIS Log K15FK103B (Oscar)
Exploration
Europe