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The AAPG/Datapages Combined Publications Database
Showing 45,593 Results. Searched 200,357 documents.
Structural and Stratigraphic Uses of Dip Profiles in Petroleum Exploration
C. A. Bengtson
AAPG Special Volumes
...Structural and Stratigraphic Uses of Dip Profiles in Petroleum Exploration C. A. Bengtson 1982 31 45 M 32: The Deliberate Search for the Subtle Trap...
1982
Use of Submarine Radiometric Surveying of the Sea Floor
Yu. V. Peysikov, A. N. Shatsov
Petroleum Geology: A Digest of Russian Literature
... the recorded level of gamma activity in impulses per second to intensity in standard units of microroentgens per hour. The radiometric maps take...
1962
Depth Imaging Seismic Data to Help Delineate Gas Reservoirs in Southwest Wyoming
Alvin K. Benson
Wyoming Geological Association
... an approximation to geological sections and are very difficult to interpret in complex areas. Each event on a time record section, no matter where...
1989
Ekofisk: First of the Giant Oil Fields in Western Europe: DISCUSSION
L. W. Minturn
AAPG Bulletin
... to discuss because it brings into the public domain a structure map of a drilled-up anticline (their Fig. 14) and dip and strike seismic sections...
1982
Quantifying Crack Properties of Source Rocks from Elastic Stress Sensitivity
Jihui Ding, Anthony C. Clark, Tiziana Vanorio, Adam D. Jew, John R. Bargar
Unconventional Resources Technology Conference (URTEC)
...-to-tangential compliance ratio and maximum dip angle relative to bedding. Our modeling results confirm that the compliance ratio is sensitive to fluid...
2021
Numerical Investigation of Turbidity Currents Flowing Through Minibasins on the Continental Slope
Sadia M. Khan, Jasim Imran
Journal of Sedimentary Research (SEPM)
...). For the approximation of the unsteady term, an implicit three-level second-order scheme is used. Here, φ represents any dependent variable, ΔΩ...
2008
Abstracts: Microseismic Source Inversion in Anisotropic Media; #90173 (2015)
Scott Leaney, Chris Chapman, and Tadeusz Ulrych
Search and Discovery.com
... in terms of the moment rate tensor M(ω). In the geometrical ray approximation (Chapman, 2004): where it is assumed that all elements of the moment rate...
2015
Onshore–offshore correlations of Cretaceous fluvial-deltaic sequences, southern Baltimore Canyon trough
William J. Schmelz, Kenneth G. Miller, Gregory S. Mountain, James V. Browning, and Kimberly E. Baldwin
AAPG Bulletin
... of the LC sequences identified by Miller et al. (2018). Additionally, Maastrichtian strata are deposited during a second long-term rise in sea level...
2020
AAPG Memoir 76, Chapter 19: The Future of Pressure Prediction Using Geophysical Methods
Alan R. Huffman
AAPG Special Volumes
... of far-offset data that are degraded by normal moveout (NMO) stretch. Near-stack inversion also gives the most robust calibration to well logs...
2001
A factorization-based, tile low-rank parametrization for 3D multidimensional deconvolution
Fuqiang Chen, Matteo Ravasi, David Keyes
International Meeting for Applied Geoscience and Energy (IMAGE)
... approximation of the unknown Green’s function has recently been proposed as a way to naturally regularize MDD and reduce the number of unknown parameters...
2024
Mapping of Salt Structures in the Gulf of Mexico Using Marine CSEM
J.J. Zach, M.A. Frenkel, P. Lindhom, A.M. Ostvedt-Ghazi, A. Kumar, T. Pham
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... an adjoint state method. In the optimization or update part of the iterative inversion, an approximation to the inverse Hessian matrix of second...
2009
Some Criteria for Evaluating Structural Noses and Terraces in Exploration for Oil and Gas Pools
A. D. Rybakova, A. M. Vel’kov
Petroleum Geology: A Digest of Russian Literature
... with the direction of the regional dip of the rocks, is estimated as being midway between the two cases above. The most favorable uplifts of the second type...
1963
Experimental Study of Hydraulic Fracture/Natural Fracture Interaction on a Tight Sandstone Formation
Xiangtong Yang, Jeffrey Burghardt, Hui Zhang, Yang Zhang, Fuxiang Zhang, Jianyong Pei, Chunyan Qi, Kaibin Qiu, Nick Whitney
Unconventional Resources Technology Conference (URTEC)
... from the Keshen sandstone formation, Tarim Oil Field. Simulated natural fractures were created in each block with strike and dip directions similar...
2016
Shallow Velocity Model Building Considerations for Prestack Depth Migration in Unconventionals
Mike Perz, Josef Heim, Candace Bruins
Unconventional Resources Technology Conference (URTEC)
... significant residual moveout, and applying a tomographic velocity update to improve flattening leads to a significant error in event depth location (i.e...
2019
Core Orientation by Graphical and Mathematical Methods: DISCUSSION
CURTIS H. JOHNSON
AAPG Bulletin
... McClellan has made a real contribution to the literature of core orientation and the determination of subsurface strike and dip. It was my pleasure...
1948
Simple Graphical Method for Determining True Dip from Two Components and for Constructing Contoured Structural Maps from Dip Observations: GEOLOGICAL NOTES
John L. Rich
AAPG Bulletin
...Simple Graphical Method for Determining True Dip from Two Components and for Constructing Contoured Structural Maps from Dip Observations: GEOLOGICAL...
1932
Transverse Palaeovalleys Pass Up-Dip Into Conformable Strata in a Foreland Basin Setting
Search and Discovery.com
N/A
Techniques in Photogeology
Louis Desjardins
AAPG Bulletin
... are situated from each other in the true direction of the dip, and second where they are not (Fig. 7). In the first case, the operation is to shift...
1950
Multichannel Data Acquisition and Processing
Gregory L. Smith, David A. Falvey, Raymond Shaw
Circum Pacific Council Publications
... stacked. The editing process included zeroing late shots, and deletion of noisy traces. The second phase of processing was done by Sefel Geophysical...
1988
The Limitations of Seismic Modelling of Geological Structures
B. L. N. Kennett
Petroleum Exploration Society of Australia (PESA)
... to the vertical. Frequently the approximation is made to adopt an acoustic viewpoint and neglect the existence of shear waves. If all dip angles are small...
1985
True Amplitude Preserved Multi-Azimuth Pre-Stack Depth Migration for Structural and Reservoir Characterization (Sisi-Nubi Field, Indonesia)
M. Baturin, F. Bertini, J. Bonnafé, A. Riou, S. Birdus, Y. Yin
Indonesian Petroleum Association
... waveform tracking on PSDM gathers, semblance based automatic or manual picking for the second and higher order moveout. The choice was determined based...
2011
Analysis of Hydrodynamic Factors in Petroleum Migration and Entrapment
Richard W. Davis
AAPG Bulletin
... in the special case where the dip direction coincides with the direction of flow. The second term of equation 2 describes the impelling force exerted...
1987
Antidunes as Trochoidal Waves
Bryce M. Hand
Journal of Sedimentary Research (SEPM)
... water waves to be sinusoidal, it has been recognized for more than a century that this approximation is accurate only for waves of infinitesimally small...
1969
3D Seismic Facies Analysis of a Reefal Buildup: NSO 'A' Field, Offshore North Sumatra
Wayne L. Alexander, Maria R. Nellia
Indonesian Petroleum Association
... in Figure 6. Highlights of the processing scheme, namely deconvolution, dip moveout (DMO) and migration, are briefly summarized. Wavelet processing...
1993