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The AAPG/Datapages Combined Publications Database
Showing 20,604 Results. Searched 200,357 documents.
Son of Crossplot Fights Back
Piers Cooke-Yarborough
Southeast Asia Petroleum Exploration Society (SEAPEX)
...-evaluation package using linear programming techniques to evaluate porosity and lithology in hydrocarbon-bearing complex lithologies”: O.S.E.A....
1986
Leveraging Reflection, Refraction, and Multiple Arrivals from Dual-Sensor Streamer Data for High-Fidelity Velocity Model Building and Imaging
G. Rønholt, J.E. Lie, Ø. Korsmo, B. Danielsen, S. Brown, S. Brandsberg-Dahl, A.V. Mavilio, N. Chemingui, D. Whitmore, M. Farouki
Indonesian Petroleum Association
... inversion (FWI) and separated wavefield imaging (SWIM) for prestack depth migration (PSDM) velocity model building and imaging. The data under...
2014
Abstract: Inverse scattering Internal Multiple Prediction on Physical Modeling Data; #90174 (2014)
M. Hernandez, K. Innanen, and J. Wong
Search and Discovery.com
..., where kz is the conjugate of pseudo-depth (z=cot/2), hence the output can be straightforwardly transformed to the time domain. The b1(z) entries...
2014
Physical Processes in the Ocean: Part 2: Relation of Oceanography to Sedimentation: PART 2
R. H. Fleming, Roger Revelle
AAPG Special Volumes
.... SVERDRUP, H. U., and FLEMING, R. H., unpublished material. 104. SWAINSON, O. W., "Velocity and Ray Paths of Sound Waves in Sea Water," Field Engineers...
1939
Lateral Correlation and Interpolation of Logs: Chapter 6
John H. Doveton
AAPG Special Volumes
... is given by: [EQUATION] where gi is the ith gamma-ray log reading sampled from a total of n successive depth increments. The first moment can...
1994
Extended Elastic Impedance (EEI) Approach for Telisa Sandstones Reservoir Characterization Case Study: Lambda-Mu-Rho (LMR) Analysis
Antoni Bahar MH, Ari Setiawan, Syahrial Rakimi, Yudi Yanto
Indonesian Petroleum Association
... relationship between sonic velocity and density expressed as a constant Gardner’s parameter). The EI function (Equation 1) was then modified (Whitcombe et al...
2007
Anisotropy Kinematics Clarified through Regime Rrays Model
William J. Vetter
Search and Discovery.com
...-paths velocity detail, they quantify “proper rays” pathlengths and apparent- (so-called ray-), time-average-, path-mean-, and RMS- velocities. All...
Unknown
Anisotropy Kinematics Clarified through Regime Rrays Model
William J. Vetter
Search and Discovery.com
...-paths velocity detail, they quantify “proper rays” pathlengths and apparent- (so-called ray-), time-average-, path-mean-, and RMS- velocities. All...
Unknown
Image-Based Modeling of Flow in Natural Partially Cemented Fractures
Adenike Tokan-Lawal, Masa Prodanovic, Peter Eichubl
Unconventional Resources Technology Conference (URTEC)
...0, 𝜙 𝑥, 𝑡 𝑔𝑖𝑣𝑒𝑛 where 𝑢 is the external velocity field, i.e. if 𝑢 = 𝐹𝑛 = 𝐹 ∇! |∇!| (8) , we will obtain equation (7). In LSMPQS, we assume capillarit...
2013
Theory and Applications of Time Series Analysis to Wireline Logs: Chapter 5
John H. Doveton
AAPG Special Volumes
... describes a straight line and is given by the linear equation: [EQUATION] where x is the trend value of the log at depth d, and a0 and a1...
1994
Deep Structure of Northern Mississippi Embayment
A. Ginzburg , W. D. Mooney , A. W. Walter , W. J. Lutter , J. H. Healy
AAPG Bulletin
...-velocity 7.3-km/sec basal layer. The base of the crust ranges from a 39 km (24 mi) depth at the southern end of the profile to a 46 km (29 mi) depth...
1983
Carbonate Reservoir Characterization Using the Cementation Factor: A Case Study of Little Cedar Creek Field, Onshore Alabama
Qifei Huang, Yuefeng Sun
GCAGS Journal
... and permeability. The deviation of velocity is made by comparing the sonic log velocity with the velocity calculated using the time-average equation of Wyllie...
2017
Lithologically Controlled Pore Pressure Prediction and Geomechanical Modeling Using Probabilistic Multivariate Clustering Analysis and an Expert System
Alan A. Curtis, Eric Eslinger, Randy Nickerson, Siva Nookala, Francis Boyle
Unconventional Resources Technology Conference (URTEC)
...) equation (Equation 3): Seff = {(Vint – Vo)/A} 1/B where: (3) Seff = Effective stress at depth z Vint = Interval velocity at depth z Vo = Minimum...
2019
A Coupled Petrophysical-Geophysical Model Demonstrates Velocity Dispersion in a Thin-bedded, Fluvial Reservoir; #40913 (2012)
Richard C. Odom
Search and Discovery.com
... on linear statistical models and do not account for dispersion. 4. An improved time-depth chart is published for this section of the survey based on a linear...
2012
High Performance Seismic Data Migration for High Resolution Interpretation
C. N. Chernoff
Indonesian Petroleum Association
.... I. Steep Dip Areas "Time" wave equation migration programs have problems in handling steep dips, complex structures, complex velocity distributions...
1983
-- no title --
user
Search and Discovery.com
... data sets. The veracity of the determined geologic interval velocity model is tested using prestack depth migration, and also by ng it as the initial...
Unknown
-- no title --
user
Search and Discovery.com
... data sets. The veracity of the determined geologic interval velocity model is tested using prestack depth migration, and also by ng it as the initial...
Unknown
The Use of Ground-Penetrating Radar for Characterizing Sediments Under Transient Flow Conditions
Michael B. Kowalsky, Yoram Rubin, Peter Dietrich
Special Publications of SEPM
... stepwise, such that velocity profiles with depth can be obtained by analyzing reflections. where θ is the volumetric soil water content, equal...
2004
Leaky Transform Faults and Terrane Migration During Seafloor Spreading
Zhang Fuqin, Ma Ruishi, Dong Huogen
Circum Pacific Council Publications
... lateral slip faults oblique to the direction of relative plate motion and en echelon faults parallel to this direction (Garfunkel, 1986). Because of fault...
1990
Chapter 10: Rock Physics Relationships between Elastic and Reservoir Properties in the Haynesville Shale
Kyle T. Spikes, Meijuan Jiang
AAPG Special Volumes
... shown are the gamma ray (GR), P-wave (Vp) and S-wave (Vs) velocity, density porosity (φDen), and bulk density (ρb). Depth on the vertical axis...
2013
Petrophysical Evaluation of a Slope Fan/Basin-Floor Fan Complex: Cherry Canyon Formation, Ward County, Texas (1)
DAVID R. SPAIN
AAPG Bulletin
...) Logarithmic Resistivity-Linear Porosity (Hingle Plot) Method Archie's equation relates water saturation and resistivity through the formation factor, F...
1992
Determination of Formation Organic Carbon Content Using a New Neutron-Induced Gamma Ray Spectroscopy Service that Directly Measures Carbon
Jorge Gonzalez, Richard Lewis, James Hemingway, Jim Grau, Erik Rylander, Iain Pirie
Unconventional Resources Technology Conference (URTEC)
... with higher gamma ray activity will have higher TOC content, but this relationship is commonly not linear, and it can vary abruptly within one organic...
2013
Fracture-Porosity Identification from Anisotropy AVO and Fluid Substitution Modelling in Seismic 2D Data
Septian Prahastudhi, Tenny Octaviani, Ayi Syaeful Bahri, Yulia Putri Wulandari
Indonesian Petroleum Association
...-wave and s-wave velocity in the dry and wet condition, fracture properties (D) can be found. Thomson parameters obtained from an empirical equation...
2012
Attributes Assisted Seismic Interpretation in Pre-Stack Time versus Depth Migration Data; #41637 (2015)
Tengfei Lin, Hang Deng, Zhifa Zhan, Zhonghong Wan, Kurt Marfurt
Search and Discovery.com
... lateral velocity variations, conventional time migration data has some pitfalls, which may lead to misinterpretation. Depth migration data possesses...
2015
Seeing through the Salt
Jerry Kapoor, Nick Moldoveanu, Denes Vigh
GCAGS Transactions
... into the velocity model, iterating to a final detailed model. Figure 2 shows an example of the detail added to the velocity model at a depth of 16,000 ft [5000 m...
2013