Neoscope Log
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MD, ft
X,200
X,250
X,300
X,350
X,400
X,450
X,500
X,550
X,600
X,650
ROP Averaged Over Last 5 ftft/h 0250
Gamma Ray, AveragegAPI 1500
Gam
ma
Ray
Qual
ity In
dica
tor
Ultra
soni
c Qu
ality
Indi
cato
r
2,0000.2Attenuation Resistivity, 22-in spacing
ohm.m
2,0000.2 ohm.m
2,0000.2 ohm.m
2,0000.2Attenuation Resistivity, 40-in spacing
ohm.m
2,0000.2Formation Resistivity
ohm.m
2,0000.2Flushed Zone Resistivity
ohm.m
2,0000.2
2,0000.2
0.02
2,0000.2
2,0000.2
2,0000.2
2000.02
200
2000.02
2000.02
2000.02Attenuation Resistivity, 40-in spacing
Attenuation Resistivity, 34-in spacing
Attenuation Resistivity, 28-in spacing
Attenuation Resistivity, 22-in spacing
Attenuation Resistivity, 16-in spacing
Phase Shift Resistivity, 40-in spacing
Phase Shift Resistivity, 34-in spacing
Phase Shift Resistivity, 28-in spacing
Phase Shift Resistivity, 22-in spacing
Phase Shift Resistivity, 16-in spacing
Phase Shift Resistivity, 22-in spacing
Phase Shift Resistivity, 16-in spacingU0
Gamma Ray ImagegAPI
Image Orientation,R90
D180
L270
U360
80.0020.00
Resi
stiv
ity Q
ualit
y In
dica
tor
Spec
trosc
opy
Qual
ity In
dica
tor
Sigm
a Qu
ality
Indi
cato
r
Neu
tron
Gam
ma
Dens
ity Q
ualit
y In
dica
tor
Best
Neu
tron
Poro
sity
Qua
lity
Indi
cato
r
Satu
ratio
n Qu
ality
Indi
cato
r
Perfo
rate
d In
terv
al
6.030284.125
Orientation,L270
U R90
Borehole Shape 3D
6.030280
500
Ultrasonic Caliper Averagein
500Bit Size
in
500Invasion Diameter
in
Ultrasonic Caliper Average
in
Invasion
Mudcake/Enlargement
015Bit Size
in
150Bit Size
in
150
Ultrasonic Caliper, Vertical Diameter
in
015
Ultrasonic Caliper, Horizontal Diameter
in
500
Grain Sigma from Elemental Spectroscopy
cu
500Formation Sigma, Average
cu -1545Best Neutron Porosity, Average
pu
2.951.95
Grain Density from Elemental Spectroscopy
g/cm3
2.951.95Neutron Gamma Density, Average
g/cm3
Bound Water Saturation
Irreducible Water Saturation
Total Water Saturation
01
Total Water Saturation
ft3/ft3
01
Bound Water Saturation
ft3/ft3
01
Irreducible Water Saturation
ft3/ft3
Effective Permeability to Hydrocarbon
Intrinsic Permeability
0.0110,000
Effective Permeability to Hydrocarbon
mD
0.0110,000Intrinsic Permeability
mD
6,0004,000
Downhole Annular Pressure
psi
155
Equivalent Circulating Density
lbm/galUS
500Shock Peak
gn
180140
Downhole Annular Temperature
deg/f
2500
Collar Rotational Speed
rpm
Dry Weight Fraction of Anhydrite
Dry Weight Fraction of Siderite
Dry Weight Fraction of Pyrite
Dry Weight Fraction of Carbonate
Dry Weight Fraction of Quartz, Feldspar, and Mica
Dry Weight Fraction of Clay
Dry Weight Fraction of Coal
10Dry Weight Proportions
Volume Fraction of Bound Water in Undisturbed Zone
Volume Fraction of Irreducible Waterin Undisturbed Zone
Volume Fraction of Water in Undisturbed Zone
10Volumetric Proportions
ft3/ft3
Volume Fraction of Hydrocarbon in Undisturbed Zone
Volume Fraction of Siderite
Volume Fraction of Pyrite
Volume Fraction of Carbonate
Volume Fraction of Quartz, Feldspar, Mica
Volume Fraction of Clay
Volume Fraction of Coal
127Bit Size
in
127
Mudcake/Enlargement
Cumulative Fractional Flow of Hydrocarbons
Cumulative Fractional Flow of Water
0.60Flow Prole
NeoScope sourceless formation evaluation while drilling
Drilling Environment Measurements
Sourceless PNG-Based SNGD, Neutron Porosity, Spectroscopy, and Sigma Measurements
Gamma Ray, Ultrasonic Caliper, and Propagation Resistivity Measurements
Integrated Sourceless Measurement Interpretation
Gamma Ray, Ultrasonic Caliper, and Propagation Resistivity Measurements
Track 1 Gamma Ray, Average Track 2 Gamma Ray Image Track 3 Gamma Ray Quality Indicator Track 4 Borehole shape Track 5 Ultrasonic Quality Indicator Track 6 Phase Shift & Attenuation Resistivities Track 7 Flushed Zone/Formation Resistivity Track 8 Invasion Profile Track 9 Resistivity Quality Indicator
Drilling Environment Measurements
Track 10 Borehole Enlargement Track 11 Borehole Shape Track 12 Drilling Mechanics
Sourceless PNG-Based SNGD, Neutron Porosity, Spectroscopy, and Sigma Measurements
Track 13 Mineralogy Dry Weight Proportions Track 14 Spectroscopy Quality Indicator Track 15 Formation Sigma Track 16 Sigma Quality Indicator Track 17 Density Neutron Porosity Track 18 Neutron Gamma Density Quality Indicator Track 19 Thermal Neutron Porosity Quality Indicator
Integrated Sourceless Measurement Interpretation
Track 20 Water Saturation Track 21 Saturation Quality Indicator Track 22 Volumetric Proportions Track 23 Permeability Track 24 Perforated Interval Track 25 Flow Profile
-
Gamma Ray, Ultrasonic Caliper, and Propagation Resistivity Measurements
MD, ft
X,200
X,250
X,300
X,350
X,400
X,450
X,500
X,550
X,600
X,650
ROP Averaged Over Last 5 ftft/h 0250
Gamma Ray, AveragegAPI 1500
Gam
ma
Ray
Qual
ity In
dica
tor
Ultra
soni
c Qu
ality
Indi
cato
r
2,0000.2Attenuation Resistivity, 22-in spacing
ohm.m
2,0000.2 ohm.m
2,0000.2 ohm.m
2,0000.2Attenuation Resistivity, 40-in spacing
ohm.m
2,0000.2Formation Resistivity
ohm.m
2,0000.2Flushed Zone Resistivity
ohm.m
2,0000.2
2,0000.2
0.02
2,0000.2
2,0000.2
2,0000.2
2000.02
200
2000.02
2000.02
2000.02Attenuation Resistivity, 40-in spacing
Attenuation Resistivity, 34-in spacing
Attenuation Resistivity, 28-in spacing
Attenuation Resistivity, 22-in spacing
Attenuation Resistivity, 16-in spacing
Phase Shift Resistivity, 40-in spacing
Phase Shift Resistivity, 34-in spacing
Phase Shift Resistivity, 28-in spacing
Phase Shift Resistivity, 22-in spacing
Phase Shift Resistivity, 16-in spacing
Phase Shift Resistivity, 22-in spacing
Phase Shift Resistivity, 16-in spacingU0
Gamma Ray ImagegAPI
Image Orientation,R90
D180
L270
U360
80.0020.00
Resi
stiv
ity Q
ualit
y In
dica
tor
Spec
trosc
opy
Qual
ity In
dica
tor
Sigm
a Qu
ality
Indi
cato
r
Neu
tron
Gam
ma
Dens
ity Q
ualit
y In
dica
tor
Best
Neu
tron
Poro
sity
Qua
lity
Indi
cato
r
Satu
ratio
n Qu
ality
Indi
cato
r
Perfo
rate
d In
terv
al
6.030284.125
Orientation,L270
U R90
Borehole Shape 3D
6.030280
500
Ultrasonic Caliper Averagein
500Bit Size
in
500Invasion Diameter
in
Ultrasonic Caliper Average
in
Invasion
Mudcake/Enlargement
015Bit Size
in
150Bit Size
in
150
Ultrasonic Caliper, Vertical Diameter
in
015
Ultrasonic Caliper, Horizontal Diameter
in
500
Grain Sigma from Elemental Spectroscopy
cu
500Formation Sigma, Average
cu -1545Best Neutron Porosity, Average
pu
2.951.95
Grain Density from Elemental Spectroscopy
g/cm3
2.951.95Neutron Gamma Density, Average
g/cm3
Bound Water Saturation
Irreducible Water Saturation
Total Water Saturation
01
Total Water Saturation
ft3/ft3
01
Bound Water Saturation
ft3/ft3
01
Irreducible Water Saturation
ft3/ft3
Effective Permeability to Hydrocarbon
Intrinsic Permeability
0.0110,000
Effective Permeability to Hydrocarbon
mD
0.0110,000Intrinsic Permeability
mD
6,0004,000
Downhole Annular Pressure
psi
155
Equivalent Circulating Density
lbm/galUS
500Shock Peak
gn
180140
Downhole Annular Temperature
deg/f
2500
Collar Rotational Speed
rpm
Dry Weight Fraction of Anhydrite
Dry Weight Fraction of Siderite
Dry Weight Fraction of Pyrite
Dry Weight Fraction of Carbonate
Dry Weight Fraction of Quartz, Feldspar, and Mica
Dry Weight Fraction of Clay
Dry Weight Fraction of Coal
10Dry Weight Proportions
Volume Fraction of Bound Water in Undisturbed Zone
Volume Fraction of Irreducible Waterin Undisturbed Zone
Volume Fraction of Water in Undisturbed Zone
10Volumetric Proportions
ft3/ft3
Volume Fraction of Hydrocarbon in Undisturbed Zone
Volume Fraction of Siderite
Volume Fraction of Pyrite
Volume Fraction of Carbonate
Volume Fraction of Quartz, Feldspar, Mica
Volume Fraction of Clay
Volume Fraction of Coal
127Bit Size
in
127
Mudcake/Enlargement
Cumulative Fractional Flow of Hydrocarbons
Cumulative Fractional Flow of Water
0.60Flow Prole
Track 2 Gamma Ray Image
Track 4 Borehole Shape
Track 6 Phase Shift & Attenuation
Resistivities
Track 7 Flushed Zone/Formation Resistivity
Track 8 Invasion Profile
Track 1 Gamma Ray
Track 2 Gamma Ray Image
Track 4 Borehole Shape
Track 6 Phase Shift & Attenuation
Resistivities
Track 7 Flushed Zone/Formation Resistivity
Track 8 Invasion Profile
Track 1 Gamma Ray
Azimuthal natural gamma ray
Total gamma ray measurement acquired using a large, shielded detector with high azimuthal sensitivity for delivery of gamma ray image.
Azimuthal ultrasonic caliper
Determined by two 180-opposed ultrasonic transducers located just above the stabilizer to measure borehole diameter, acquiring 16-sector image of the borehole shape while rotating.
Propagation resistivity
Includes borehole-compensated phase shift and attenuation resistivities at two frequencies and five spacings with measurements updated every 2 seconds.
Annular pressure
Measured by a pressure transducer in the tool, allowing effective mud weights to be monitored for borehole stability applications.
-
MD, ft
X,200
X,250
X,300
X,350
X,400
X,450
X,500
X,550
X,600
X,650
ROP Averaged Over Last 5 ftft/h 0250
Gamma Ray, AveragegAPI 1500
Gam
ma
Ray
Qual
ity In
dica
tor
Ultra
soni
c Qu
ality
Indi
cato
r
2,0000.2Attenuation Resistivity, 22-in spacing
ohm.m
2,0000.2 ohm.m
2,0000.2 ohm.m
2,0000.2Attenuation Resistivity, 40-in spacing
ohm.m
2,0000.2Formation Resistivity
ohm.m
2,0000.2Flushed Zone Resistivity
ohm.m
2,0000.2
2,0000.2
0.02
2,0000.2
2,0000.2
2,0000.2
2000.02
200
2000.02
2000.02
2000.02Attenuation Resistivity, 40-in spacing
Attenuation Resistivity, 34-in spacing
Attenuation Resistivity, 28-in spacing
Attenuation Resistivity, 22-in spacing
Attenuation Resistivity, 16-in spacing
Phase Shift Resistivity, 40-in spacing
Phase Shift Resistivity, 34-in spacing
Phase Shift Resistivity, 28-in spacing
Phase Shift Resistivity, 22-in spacing
Phase Shift Resistivity, 16-in spacing
Phase Shift Resistivity, 22-in spacing
Phase Shift Resistivity, 16-in spacingU0
Gamma Ray ImagegAPI
Image Orientation,R90
D180
L270
U360
80.0020.00
Resi
stiv
ity Q
ualit
y In
dica
tor
Spec
trosc
opy
Qual
ity In
dica
tor
Sigm
a Qu
ality
Indi
cato
r
Neu
tron
Gam
ma
Dens
ity Q
ualit
y In
dica
tor
Best
Neu
tron
Poro
sity
Qua
lity
Indi
cato
r
Satu
ratio
n Qu
ality
Indi
cato
r
Perfo
rate
d In
terv
al
6.030284.125
Orientation,L270
U R90
Borehole Shape 3D
6.030280
500
Ultrasonic Caliper Averagein
500Bit Size
in
500Invasion Diameter
in
Ultrasonic Caliper Average
in
Invasion
Mudcake/Enlargement
015Bit Size
in
150Bit Size
in
150
Ultrasonic Caliper, Vertical Diameter
in
015
Ultrasonic Caliper, Horizontal Diameter
in
500
Grain Sigma from Elemental Spectroscopy
cu
500Formation Sigma, Average
cu -1545Best Neutron Porosity, Average
pu
2.951.95
Grain Density from Elemental Spectroscopy
g/cm3
2.951.95Neutron Gamma Density, Average
g/cm3
Bound Water Saturation
Irreducible Water Saturation
Total Water Saturation
01
Total Water Saturation
ft3/ft3
01
Bound Water Saturation
ft3/ft3
01
Irreducible Water Saturation
ft3/ft3
Effective Permeability to Hydrocarbon
Intrinsic Permeability
0.0110,000
Effective Permeability to Hydrocarbon
mD
0.0110,000Intrinsic Permeability
mD
6,0004,000
Downhole Annular Pressure
psi
155
Equivalent Circulating Density
lbm/galUS
500Shock Peak
gn
180140
Downhole Annular Temperature
deg/f
2500
Collar Rotational Speed
rpm
Dry Weight Fraction of Anhydrite
Dry Weight Fraction of Siderite
Dry Weight Fraction of Pyrite
Dry Weight Fraction of Carbonate
Dry Weight Fraction of Quartz, Feldspar, and Mica
Dry Weight Fraction of Clay
Dry Weight Fraction of Coal
10Dry Weight Proportions
Volume Fraction of Bound Water in Undisturbed Zone
Volume Fraction of Irreducible Waterin Undisturbed Zone
Volume Fraction of Water in Undisturbed Zone
10Volumetric Proportions
ft3/ft3
Volume Fraction of Hydrocarbon in Undisturbed Zone
Volume Fraction of Siderite
Volume Fraction of Pyrite
Volume Fraction of Carbonate
Volume Fraction of Quartz, Feldspar, Mica
Volume Fraction of Clay
Volume Fraction of Coal
127Bit Size
in
127
Mudcake/Enlargement
Cumulative Fractional Flow of Hydrocarbons
Cumulative Fractional Flow of Water
0.60Flow Prole
MD, ft
X,200
X,250
X,300
X,350
X,400
X,450
X,500
X,550
X,600
X,650
ROP Averaged Over Last 5 ftft/h 0250
Gamma Ray, AveragegAPI 1500
Gam
ma
Ray
Qual
ity In
dica
tor
Ultra
soni
c Qu
ality
Indi
cato
r
2,0000.2Attenuation Resistivity, 22-in spacing
ohm.m
2,0000.2 ohm.m
2,0000.2 ohm.m
2,0000.2Attenuation Resistivity, 40-in spacing
ohm.m
2,0000.2Formation Resistivity
ohm.m
2,0000.2Flushed Zone Resistivity
ohm.m
2,0000.2
2,0000.2
0.02
2,0000.2
2,0000.2
2,0000.2
2000.02
200
2000.02
2000.02
2000.02Attenuation Resistivity, 40-in spacing
Attenuation Resistivity, 34-in spacing
Attenuation Resistivity, 28-in spacing
Attenuation Resistivity, 22-in spacing
Attenuation Resistivity, 16-in spacing
Phase Shift Resistivity, 40-in spacing
Phase Shift Resistivity, 34-in spacing
Phase Shift Resistivity, 28-in spacing
Phase Shift Resistivity, 22-in spacing
Phase Shift Resistivity, 16-in spacing
Phase Shift Resistivity, 22-in spacing
Phase Shift Resistivity, 16-in spacingU0
Gamma Ray ImagegAPI
Image Orientation,R90
D180
L270
U360
80.0020.00
Resi
stiv
ity Q
ualit
y In
dica
tor
Spec
trosc
opy
Qual
ity In
dica
tor
Sigm
a Qu
ality
Indi
cato
r
Neu
tron
Gam
ma
Dens
ity Q
ualit
y In
dica
tor
Best
Neu
tron
Poro
sity
Qua
lity
Indi
cato
r
Satu
ratio
n Qu
ality
Indi
cato
r
Perfo
rate
d In
terv
al
6.030284.125
Orientation,L270
U R90
Borehole Shape 3D
6.030280
500
Ultrasonic Caliper Averagein
500Bit Size
in
500Invasion Diameter
in
Ultrasonic Caliper Average
in
Invasion
Mudcake/Enlargement
015Bit Size
in
150Bit Size
in
150
Ultrasonic Caliper, Vertical Diameter
in
015
Ultrasonic Caliper, Horizontal Diameter
in
500
Grain Sigma from Elemental Spectroscopy
cu
500Formation Sigma, Average
cu -1545Best Neutron Porosity, Average
pu
2.951.95
Grain Density from Elemental Spectroscopy
g/cm3
2.951.95Neutron Gamma Density, Average
g/cm3
Bound Water Saturation
Irreducible Water Saturation
Total Water Saturation
01
Total Water Saturation
ft3/ft3
01
Bound Water Saturation
ft3/ft3
01
Irreducible Water Saturation
ft3/ft3
Effective Permeability to Hydrocarbon
Intrinsic Permeability
0.0110,000
Effective Permeability to Hydrocarbon
mD
0.0110,000Intrinsic Permeability
mD
6,0004,000
Downhole Annular Pressure
psi
155
Equivalent Circulating Density
lbm/galUS
500Shock Peak
gn
180140
Downhole Annular Temperature
deg/f
2500
Collar Rotational Speed
rpm
Dry Weight Fraction of Anhydrite
Dry Weight Fraction of Siderite
Dry Weight Fraction of Pyrite
Dry Weight Fraction of Carbonate
Dry Weight Fraction of Quartz, Feldspar, and Mica
Dry Weight Fraction of Clay
Dry Weight Fraction of Coal
10Dry Weight Proportions
Volume Fraction of Bound Water in Undisturbed Zone
Volume Fraction of Irreducible Waterin Undisturbed Zone
Volume Fraction of Water in Undisturbed Zone
10Volumetric Proportions
ft3/ft3
Volume Fraction of Hydrocarbon in Undisturbed Zone
Volume Fraction of Siderite
Volume Fraction of Pyrite
Volume Fraction of Carbonate
Volume Fraction of Quartz, Feldspar, Mica
Volume Fraction of Clay
Volume Fraction of Coal
127Bit Size
in
127
Mudcake/Enlargement
Cumulative Fractional Flow of Hydrocarbons
Cumulative Fractional Flow of Water
0.60Flow Prole
Track 11 Borehole Shape
Track 12 Drilling Mechanics
Track 10 Borehole Enlargement
Track 11 Borehole Shape
Track 12 Drilling Mechanics
Track 10 Borehole Enlargement
Drilling Environment Measurements
Annular temperature
Measured at same point as annular pressure, providing insight into mud condition, temperature experienced by the LWD tool, and operating temperature for environmental correction of formation measurements.
Near-bit inclination
Derived by a single-axis accelerometer located near the base of the tool.
Three-axis shock-and-vibration measurements
Measures axial, lateral, and torsional shock amplitude, shock frequency, and vibrational energy to which the collar is subjected.
-
Sourceless PNG-Based SNGD, Neutron-Porosity, Spectroscopy, and Sigma Measurements
MD, ft
X,200
X,250
X,300
X,350
X,400
X,450
X,500
X,550
X,600
X,650
ROP Averaged Over Last 5 ftft/h 0250
Gamma Ray, AveragegAPI 1500
Gam
ma
Ray
Qual
ity In
dica
tor
Ultra
soni
c Qu
ality
Indi
cato
r
2,0000.2Attenuation Resistivity, 22-in spacing
ohm.m
2,0000.2 ohm.m
2,0000.2 ohm.m
2,0000.2Attenuation Resistivity, 40-in spacing
ohm.m
2,0000.2Formation Resistivity
ohm.m
2,0000.2Flushed Zone Resistivity
ohm.m
2,0000.2
2,0000.2
0.02
2,0000.2
2,0000.2
2,0000.2
2000.02
200
2000.02
2000.02
2000.02Attenuation Resistivity, 40-in spacing
Attenuation Resistivity, 34-in spacing
Attenuation Resistivity, 28-in spacing
Attenuation Resistivity, 22-in spacing
Attenuation Resistivity, 16-in spacing
Phase Shift Resistivity, 40-in spacing
Phase Shift Resistivity, 34-in spacing
Phase Shift Resistivity, 28-in spacing
Phase Shift Resistivity, 22-in spacing
Phase Shift Resistivity, 16-in spacing
Phase Shift Resistivity, 22-in spacing
Phase Shift Resistivity, 16-in spacingU0
Gamma Ray ImagegAPI
Image Orientation,R90
D180
L270
U360
80.0020.00
Resi
stiv
ity Q
ualit
y In
dica
tor
Spec
trosc
opy
Qual
ity In
dica
tor
Sigm
a Qu
ality
Indi
cato
r
Neu
tron
Gam
ma
Dens
ity Q
ualit
y In
dica
tor
Best
Neu
tron
Poro
sity
Qua
lity
Indi
cato
r
Satu
ratio
n Qu
ality
Indi
cato
r
Perfo
rate
d In
terv
al
6.030284.125
Orientation,L270
U R90
Borehole Shape 3D
6.030280
500
Ultrasonic Caliper Averagein
500Bit Size
in
500Invasion Diameter
in
Ultrasonic Caliper Average
in
Invasion
Mudcake/Enlargement
015Bit Size
in
150Bit Size
in
150
Ultrasonic Caliper, Vertical Diameter
in
015
Ultrasonic Caliper, Horizontal Diameter
in
500
Grain Sigma from Elemental Spectroscopy
cu
500Formation Sigma, Average
cu -1545Best Neutron Porosity, Average
pu
2.951.95
Grain Density from Elemental Spectroscopy
g/cm3
2.951.95Neutron Gamma Density, Average
g/cm3
Bound Water Saturation
Irreducible Water Saturation
Total Water Saturation
01
Total Water Saturation
ft3/ft3
01
Bound Water Saturation
ft3/ft3
01
Irreducible Water Saturation
ft3/ft3
Effective Permeability to Hydrocarbon
Intrinsic Permeability
0.0110,000
Effective Permeability to Hydrocarbon
mD
0.0110,000Intrinsic Permeability
mD
6,0004,000
Downhole Annular Pressure
psi
155
Equivalent Circulating Density
lbm/galUS
500Shock Peak
gn
180140
Downhole Annular Temperature
deg/f
2500
Collar Rotational Speed
rpm
Dry Weight Fraction of Anhydrite
Dry Weight Fraction of Siderite
Dry Weight Fraction of Pyrite
Dry Weight Fraction of Carbonate
Dry Weight Fraction of Quartz, Feldspar, and Mica
Dry Weight Fraction of Clay
Dry Weight Fraction of Coal
10Dry Weight Proportions
Volume Fraction of Bound Water in Undisturbed Zone
Volume Fraction of Irreducible Waterin Undisturbed Zone
Volume Fraction of Water in Undisturbed Zone
10Volumetric Proportions
ft3/ft3
Volume Fraction of Hydrocarbon in Undisturbed Zone
Volume Fraction of Siderite
Volume Fraction of Pyrite
Volume Fraction of Carbonate
Volume Fraction of Quartz, Feldspar, Mica
Volume Fraction of Clay
Volume Fraction of Coal
127Bit Size
in
127
Mudcake/Enlargement
Cumulative Fractional Flow of Hydrocarbons
Cumulative Fractional Flow of Water
0.60Flow Prole
Track 15 Formation Sigma
Track 17 Density Neutron Porosity
Track 13 Mineralogy Dry Weight
Proportions
Track 15 Formation Sigma
Track 17 Density Neutron Porosity
Track 13 Mineralogy Dry Weight
Proportions
MD, ft
X,200
X,250
X,300
X,350
X,400
X,450
X,500
X,550
X,600
X,650
ROP Averaged Over Last 5 ftft/h 0250
Gamma Ray, AveragegAPI 1500
Gam
ma
Ray
Qual
ity In
dica
tor
Ultra
soni
c Qu
ality
Indi
cato
r
2,0000.2Attenuation Resistivity, 22-in spacing
ohm.m
2,0000.2 ohm.m
2,0000.2 ohm.m
2,0000.2Attenuation Resistivity, 40-in spacing
ohm.m
2,0000.2Formation Resistivity
ohm.m
2,0000.2Flushed Zone Resistivity
ohm.m
2,0000.2
2,0000.2
0.02
2,0000.2
2,0000.2
2,0000.2
2000.02
200
2000.02
2000.02
2000.02Attenuation Resistivity, 40-in spacing
Attenuation Resistivity, 34-in spacing
Attenuation Resistivity, 28-in spacing
Attenuation Resistivity, 22-in spacing
Attenuation Resistivity, 16-in spacing
Phase Shift Resistivity, 40-in spacing
Phase Shift Resistivity, 34-in spacing
Phase Shift Resistivity, 28-in spacing
Phase Shift Resistivity, 22-in spacing
Phase Shift Resistivity, 16-in spacing
Phase Shift Resistivity, 22-in spacing
Phase Shift Resistivity, 16-in spacingU0
Gamma Ray ImagegAPI
Image Orientation,R90
D180
L270
U360
80.0020.00
Resi
stiv
ity Q
ualit
y In
dica
tor
Spec
trosc
opy
Qual
ity In
dica
tor
Sigm
a Qu
ality
Indi
cato
r
Neu
tron
Gam
ma
Dens
ity Q
ualit
y In
dica
tor
Best
Neu
tron
Poro
sity
Qua
lity
Indi
cato
r
Satu
ratio
n Qu
ality
Indi
cato
r
Perfo
rate
d In
terv
al
6.030284.125
Orientation,L270
U R90
Borehole Shape 3D
6.030280
500
Ultrasonic Caliper Averagein
500Bit Size
in
500Invasion Diameter
in
Ultrasonic Caliper Average
in
Invasion
Mudcake/Enlargement
015Bit Size
in
150Bit Size
in
150
Ultrasonic Caliper, Vertical Diameter
in
015
Ultrasonic Caliper, Horizontal Diameter
in
500
Grain Sigma from Elemental Spectroscopy
cu
500Formation Sigma, Average
cu -1545Best Neutron Porosity, Average
pu
2.951.95
Grain Density from Elemental Spectroscopy
g/cm3
2.951.95Neutron Gamma Density, Average
g/cm3
Bound Water Saturation
Irreducible Water Saturation
Total Water Saturation
01
Total Water Saturation
ft3/ft3
01
Bound Water Saturation
ft3/ft3
01
Irreducible Water Saturation
ft3/ft3
Effective Permeability to Hydrocarbon
Intrinsic Permeability
0.0110,000
Effective Permeability to Hydrocarbon
mD
0.0110,000Intrinsic Permeability
mD
6,0004,000
Downhole Annular Pressure
psi
155
Equivalent Circulating Density
lbm/galUS
500Shock Peak
gn
180140
Downhole Annular Temperature
deg/f
2500
Collar Rotational Speed
rpm
Dry Weight Fraction of Anhydrite
Dry Weight Fraction of Siderite
Dry Weight Fraction of Pyrite
Dry Weight Fraction of Carbonate
Dry Weight Fraction of Quartz, Feldspar, and Mica
Dry Weight Fraction of Clay
Dry Weight Fraction of Coal
10Dry Weight Proportions
Volume Fraction of Bound Water in Undisturbed Zone
Volume Fraction of Irreducible Waterin Undisturbed Zone
Volume Fraction of Water in Undisturbed Zone
10Volumetric Proportions
ft3/ft3
Volume Fraction of Hydrocarbon in Undisturbed Zone
Volume Fraction of Siderite
Volume Fraction of Pyrite
Volume Fraction of Carbonate
Volume Fraction of Quartz, Feldspar, Mica
Volume Fraction of Clay
Volume Fraction of Coal
127Bit Size
in
127
Mudcake/Enlargement
Cumulative Fractional Flow of Hydrocarbons
Cumulative Fractional Flow of Water
0.60Flow Prole
Spectroscopy
Spectroscopy data are acquired by a short-spaced gamma-ray detector performing a spectral analysis. Spectroscopy computations are performed downhole, allowing real- time identification of the elemental composition of the formation, formation grain nuclear response, and lithology determination. Volumetric lithology quantification is important for accurate porosity and saturation determination.
Sigma
Sigma, which is primarily sensitive to the presence of chlorine, is used to provide a resistivity-independent formation saturation evaluation, to distinguish formation fluids, and to identify low-resistivity pay zones while drilling.
Neutron-gamma density
Using the pulsed neutron generator (PNG) and a series of detectors, the NeoScope tool determines source-less neutron-gamma density (SNGD) from the gamma rays induced by the interaction of high-energy neutrons with the formation. SNGD can replace the traditional gamma-gamma-density measurement, allowing conventional formation evaluation without the use of a nuclear source.
Thermal-neutron porosity
Using high-energy PNG neutrons with a higher count rate than traditional chemical nuclear sources and the series of NeoScope detectors enables determination of the formation hydrogen index (HI). The high-energy neutrons are slowed down by hydrogen atoms in the formation. The neutron measurements use the count rates from the near and far helium-3 tubes to determine thermal neutron porosity and HI. The HI measurement is less sensitive to environmental conditions than the corresponding thermal neutron porosity measurement.
-
Integrated Sourceless Measurement Interpretation
X,300
X,350
X,250
Track 22 Volumetric Proportions
Track 23 Permeability
Track 25 Flow Profile
Track 20 Water Saturation
Track 22 Volumetric Proportions
Track 23 Permeability
Track 25 Flow Profile
Track 20 Water Saturation
MD, ft
X,200
X,250
X,300
X,350
X,400
X,450
X,500
X,550
X,600
X,650
ROP Averaged Over Last 5 ftft/h 0250
Gamma Ray, AveragegAPI 1500
Gam
ma
Ray
Qual
ity In
dica
tor
Ultra
soni
c Qu
ality
Indi
cato
r
2,0000.2Attenuation Resistivity, 22-in spacing
ohm.m
2,0000.2 ohm.m
2,0000.2 ohm.m
2,0000.2Attenuation Resistivity, 40-in spacing
ohm.m
2,0000.2Formation Resistivity
ohm.m
2,0000.2Flushed Zone Resistivity
ohm.m
2,0000.2
2,0000.2
0.02
2,0000.2
2,0000.2
2,0000.2
2000.02
200
2000.02
2000.02
2000.02Attenuation Resistivity, 40-in spacing
Attenuation Resistivity, 34-in spacing
Attenuation Resistivity, 28-in spacing
Attenuation Resistivity, 22-in spacing
Attenuation Resistivity, 16-in spacing
Phase Shift Resistivity, 40-in spacing
Phase Shift Resistivity, 34-in spacing
Phase Shift Resistivity, 28-in spacing
Phase Shift Resistivity, 22-in spacing
Phase Shift Resistivity, 16-in spacing
Phase Shift Resistivity, 22-in spacing
Phase Shift Resistivity, 16-in spacingU0
Gamma Ray ImagegAPI
Image Orientation,R90
D180
L270
U360
80.0020.00
Resi
stiv
ity Q
ualit
y In
dica
tor
Spec
trosc
opy
Qual
ity In
dica
tor
Sigm
a Qu
ality
Indi
cato
r
Neu
tron
Gam
ma
Dens
ity Q
ualit
y In
dica
tor
Best
Neu
tron
Poro
sity
Qua
lity
Indi
cato
r
Satu
ratio
n Qu
ality
Indi
cato
r
Perfo
rate
d In
terv
al
6.030284.125
Orientation,L270
U R90
Borehole Shape 3D
6.030280
500
Ultrasonic Caliper Averagein
500Bit Size
in
500Invasion Diameter
in
Ultrasonic Caliper Average
in
Invasion
Mudcake/Enlargement
015Bit Size
in
150Bit Size
in
150
Ultrasonic Caliper, Vertical Diameter
in
015
Ultrasonic Caliper, Horizontal Diameter
in
500
Grain Sigma from Elemental Spectroscopy
cu
500Formation Sigma, Average
cu -1545Best Neutron Porosity, Average
pu
2.951.95
Grain Density from Elemental Spectroscopy
g/cm3
2.951.95Neutron Gamma Density, Average
g/cm3
Bound Water Saturation
Irreducible Water Saturation
Total Water Saturation
01
Total Water Saturation
ft3/ft3
01
Bound Water Saturation
ft3/ft3
01
Irreducible Water Saturation
ft3/ft3
Effective Permeability to Hydrocarbon
Intrinsic Permeability
0.0110,000
Effective Permeability to Hydrocarbon
mD
0.0110,000Intrinsic Permeability
mD
6,0004,000
Downhole Annular Pressure
psi
155
Equivalent Circulating Density
lbm/galUS
500Shock Peak
gn
180140
Downhole Annular Temperature
deg/f
2500
Collar Rotational Speed
rpm
Dry Weight Fraction of Anhydrite
Dry Weight Fraction of Siderite
Dry Weight Fraction of Pyrite
Dry Weight Fraction of Carbonate
Dry Weight Fraction of Quartz, Feldspar, and Mica
Dry Weight Fraction of Clay
Dry Weight Fraction of Coal
10Dry Weight Proportions
Volume Fraction of Bound Water in Undisturbed Zone
Volume Fraction of Irreducible Waterin Undisturbed Zone
Volume Fraction of Water in Undisturbed Zone
10Volumetric Proportions
ft3/ft3
Volume Fraction of Hydrocarbon in Undisturbed Zone
Volume Fraction of Siderite
Volume Fraction of Pyrite
Volume Fraction of Carbonate
Volume Fraction of Quartz, Feldspar, Mica
Volume Fraction of Clay
Volume Fraction of Coal
127Bit Size
in
127
Mudcake/Enlargement
Cumulative Fractional Flow of Hydrocarbons
Cumulative Fractional Flow of Water
0.60Flow Prole
MD, ft
X,200
X,250
X,300
X,350
X,400
X,450
X,500
X,550
X,600
X,650
ROP Averaged Over Last 5 ftft/h 0250
Gamma Ray, AveragegAPI 1500
Gam
ma
Ray
Qual
ity In
dica
tor
Ultra
soni
c Qu
ality
Indi
cato
r
2,0000.2Attenuation Resistivity, 22-in spacing
ohm.m
2,0000.2 ohm.m
2,0000.2 ohm.m
2,0000.2Attenuation Resistivity, 40-in spacing
ohm.m
2,0000.2Formation Resistivity
ohm.m
2,0000.2Flushed Zone Resistivity
ohm.m
2,0000.2
2,0000.2
0.02
2,0000.2
2,0000.2
2,0000.2
2000.02
200
2000.02
2000.02
2000.02Attenuation Resistivity, 40-in spacing
Attenuation Resistivity, 34-in spacing
Attenuation Resistivity, 28-in spacing
Attenuation Resistivity, 22-in spacing
Attenuation Resistivity, 16-in spacing
Phase Shift Resistivity, 40-in spacing
Phase Shift Resistivity, 34-in spacing
Phase Shift Resistivity, 28-in spacing
Phase Shift Resistivity, 22-in spacing
Phase Shift Resistivity, 16-in spacing
Phase Shift Resistivity, 22-in spacing
Phase Shift Resistivity, 16-in spacingU0
Gamma Ray ImagegAPI
Image Orientation,R90
D180
L270
U360
80.0020.00
Resi
stiv
ity Q
ualit
y In
dica
tor
Spec
trosc
opy
Qual
ity In
dica
tor
Sigm
a Qu
ality
Indi
cato
r
Neu
tron
Gam
ma
Dens
ity Q
ualit
y In
dica
tor
Best
Neu
tron
Poro
sity
Qua
lity
Indi
cato
r
Satu
ratio
n Qu
ality
Indi
cato
r
Perfo
rate
d In
terv
al
6.030284.125
Orientation,L270
U R90
Borehole Shape 3D
6.030280
500
Ultrasonic Caliper Averagein
500Bit Size
in
500Invasion Diameter
in
Ultrasonic Caliper Average
in
Invasion
Mudcake/Enlargement
015Bit Size
in
150Bit Size
in
150
Ultrasonic Caliper, Vertical Diameter
in
015
Ultrasonic Caliper, Horizontal Diameter
in
500
Grain Sigma from Elemental Spectroscopy
cu
500Formation Sigma, Average
cu -1545Best Neutron Porosity, Average
pu
2.951.95
Grain Density from Elemental Spectroscopy
g/cm3
2.951.95Neutron Gamma Density, Average
g/cm3
Bound Water Saturation
Irreducible Water Saturation
Total Water Saturation
01
Total Water Saturation
ft3/ft3
01
Bound Water Saturation
ft3/ft3
01
Irreducible Water Saturation
ft3/ft3
Effective Permeability to Hydrocarbon
Intrinsic Permeability
0.0110,000
Effective Permeability to Hydrocarbon
mD
0.0110,000Intrinsic Permeability
mD
6,0004,000
Downhole Annular Pressure
psi
155
Equivalent Circulating Density
lbm/galUS
500Shock Peak
gn
180140
Downhole Annular Temperature
deg/f
2500
Collar Rotational Speed
rpm
Dry Weight Fraction of Anhydrite
Dry Weight Fraction of Siderite
Dry Weight Fraction of Pyrite
Dry Weight Fraction of Carbonate
Dry Weight Fraction of Quartz, Feldspar, and Mica
Dry Weight Fraction of Clay
Dry Weight Fraction of Coal
10Dry Weight Proportions
Volume Fraction of Bound Water in Undisturbed Zone
Volume Fraction of Irreducible Waterin Undisturbed Zone
Volume Fraction of Water in Undisturbed Zone
10Volumetric Proportions
ft3/ft3
Volume Fraction of Hydrocarbon in Undisturbed Zone
Volume Fraction of Siderite
Volume Fraction of Pyrite
Volume Fraction of Carbonate
Volume Fraction of Quartz, Feldspar, Mica
Volume Fraction of Clay
Volume Fraction of Coal
127Bit Size
in
127
Mudcake/Enlargement
Cumulative Fractional Flow of Hydrocarbons
Cumulative Fractional Flow of Water
0.60Flow Prole
NeoScope interpretation system allows visualization of the complete suite of measurements in a single workspace that combines 2D and 3D information.