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The AAPG/Datapages Combined Publications Database
Showing 33,169 Results. Searched 200,691 documents.
Combining PSDM and Seismic Modeling to Reduce Uncertainties in Time Structural Interpretation
William Agudelo, José Fernando Gamboa, Saúl Guevara, Carlos Piedrahita, Luis Ernesto Rojas, Martín Morales, Héctor Alfonso
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... and other from the Catatumbo basin where time image interpretation was suspected to be affected by overburden velocities. To test this effect we have...
2009
Abstract: Compaction and Overpressure in Shales: Practice and Theory
Phil Heppard and Dan Ebrom
Houston Geological Society Bulletin
... the migration of fluids, including hydrocarbons, and hence are of interest not only to drillers (whose wells must deal with these pressures) but also...
2010
Sand Transport in Region of Shoaling Waves: ABSTRACT
David O. Cook
AAPG Bulletin
... population exposed on a sandy bottom, and not selective size grades, is moved by wave-generated oscillatory currents. Threshold velocities for the transport...
1969
Time to Move to Anelliptic Time Processing
Search and Discovery.com
N/A
Abstract: Automatic High-Density Constrained Velocity Picking; #90211 (2015)
Emil Blias
Search and Discovery.com
... velocities or time-imaging velocities. If we want to obtain a depth image through depth migration or simply by time-to-depth transformation, we have to use...
2015
Abstract/Excerpts: Secondary Migration of Petroleum as a Highly Efficient, Self-Adjusting Process with Little or No Capillary Resistance, by John G. Stainforth; #120098 (2013)
Search and Discovery.com
2013
The Application of Image Processing Techniques for Complex Structures
V. Sudhakar, I. T. McMahon
Indonesian Petroleum Association
... dependence and raypath effects due to depth-dependent interval velocities. DMO corrects for the dip dependence of moveout and inherently applies a migration...
1987
A Simple Guide to Depth Conversion: Part I
Ashley Francis
GEO ExPro Magazine
... domain. (Note that depth migration is a seismic imaging technique that improves reflector positioning. Depth migrated data is often converted back...
2018
Stratigraphy, Structure, and Origin; a Geophysical Survey of the Mendeleev Ridge - Abstract
D. Dove, B. Coakley, J. Hopper
Alaska Geological Society
... into initial ray tracing models. Derived boundary velocities from ray tracing models will be reapplied to the migration of reflection data and are converted...
2007
Abstract: RALPH Observations of shoreface sedimentation processes at Martinique Beach
Don Forbes, D. E. Heffler, Ron Boyd
Atlantic Geology
...-dominated envi- by r.m.s. wave heights up to 1.2 metres ronment that follows the well-defined and maximum current velocities of 65-80 cycle of summer sediment...
1984
ABSTRACT: Integrated Science to Predict Overpressure in a New Deep Water Frontier Area, by Graeme Gordon; #90906(2001)
Search and Discovery.com
2001
Abstract: Ground Water Plume Migration in a Complex Hydrogeologic Setting at Lawrence Livermore National Laboratory (LLNL), Site 300, by V. Madrid, R. Landgraf, and F. Hoffman; #90935 (1998).
Search and Discovery.com
1998
Abstracts: True-Amplitude PS Prestack Time Migration via 5D Interpolation; #90173 (2015)
Peter W. Cary, Albert Zhang
Search and Discovery.com
... as for P-wave migration (Lumley et al, 1994), but it is related to both P-wave and S-wave velocities. Preserving the relative amplitude of reflections...
2015
Derivation of Seismic Depth Sections
H. Buchholtz, W. Houba
Geological Society of Malaysia (GSM)
... velocities are often a suitable means for time migration. Nevertheless, since many years the interpreters have been calling for true seismic depth...
1987
Seismic Characterization of the Navajo Reservoir, Buzzards Bench, Utah; #51503 (2018)
Kimberley Haar, Robert Balch, Robert Will
Search and Discovery.com
... geologic model is a fundamental requirement for accurate assessment of storage potential and as the framework for simulation modeling of CO2 plume migration...
2018
Abnormal Pressure Evaluation of the Recent Pliocene and Miocene Gas Discoveries from the Eastern Nile Delta, Egypt, Using 2D and 3D Seismic Data
Philip D. Heppard and Martin L. Albertin
Houston Geological Society Bulletin
.... Both stacking velocities supplied by contractors from regional 2D lines, a 3D survey, and interval velocities derived from depth migration before stack...
1998
Abstract: Evaluation of Seismic Attributes for Petroleum System Mapping, 3-D Seismic Study, Cow Creek Field, Wyoming
Yuriy Ganshin, Ronald C. Surdam
Wyoming Geological Association
... velocities were obtained continuously for the whole survey volume using an automated algorithm based on uncertainty analysis of reflection pre-stack data...
2010
Complex Model Building using Objective Construction of Curve Ray Time Migration Moveout with Geologic Constraints, #41596 (2015).
Kerry Stinson, Shlomo Levy, Edward Crase, Wai-Kin Chan
Search and Discovery.com
.... Automatic Time Imaging and Velocity Determination: Methodology An objective process for the automatic estimation of time migration velocities and effective...
2015
Abstract: DREAM™ - Drilling and Real Time Migration: A New Method for the Geophysical Monitoring of Wells
Luca Bertelli, Luca Savini, and Luca Aleotti
Houston Geological Society Bulletin
... update the velocity field while drilling, and thus to refine the depth model and iterate the depth migration. The seismic velocities obtained...
1996
Abstract: 3D - Marine Seismic Data Recording and Processing
W. Houba
Geological Society of Malaysia (GSM)
... in contradiction to the often used 3D-two step migration - the incorporation of laterally varying velocities while the whole 3D-stacked data volume...
1981
ABSTRACT: Pre-Stack Depth Migration and the Imaging of Complex Structures in the Wyoming Thrust Belt
Richard Postma
Wyoming Geological Association
...ABSTRACT: Pre-Stack Depth Migration and the Imaging of Complex Structures in the Wyoming Thrust Belt Richard Postma 2001 201 201 A problem that has...
2001
Application of 3
Search and Discovery.com
N/A
Chart Migrations
Frank A. Roberts
Oklahoma City Geological Society
.... 402, April 1952. Figure 2. WAVE FRONT CHART End_of_Record - Last_Page 307------- Chart migration is the use of graphs to determine the dip...
1958
Reducing charge risk using velocities from elastic FWI and sparse node OBN
Nathan Van Farowe
International Meeting for Applied Geoscience and Energy (IMAGE)
...Reducing charge risk using velocities from elastic FWI and sparse node OBN Nathan Van Farowe Reducing charge risk using velocities from elastic FWI...
2024
Time-Depth Conversion Using Wells Calibrated Seismic Velocities (Paper 15)
Zakaria Hj Marzuki, Jeffry Gunawan, Mark Sams
Geological Society of Malaysia (GSM)
... on the calibration of locally derived well velocities to their corresponding seismic derived Pre-Stack Depth Migration (PreSDM) velocities...
2003