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The AAPG/Datapages Combined Publications Database
Showing 34,457 Results. Searched 200,357 documents.
Normal faults and gas migration in an active plate boundary, southern Taranaki Basin, offshore New Zealand
Bradley R. Ilg, Samuel Hemmings-Sykes, Andrew Nicol, Jan Baur, Miko Fohrmann, Rob Funnell, Mike Milner
AAPG Bulletin
...., 1974), both of which have the effect of reducing the prominence of velocity anomalies inferred to be associated with gas. The locations of gas...
2012
How to Make Velocity Corrections
John W. Daly
AAPG Bulletin
...How to Make Velocity Corrections John W. Daly 1944 615 628 28 5. (May) The fundamental assumptions in regard to velocity distribution and the effect...
1944
All that wobbles isnt necessarily azimuthal anisotropy
Helen Debenham, Jennifer Badry, Mohamed Megebry
Petroleum Exploration Society of Australia (PESA)
... the pre-migration phase of the seismic processing the data was sorted to “snail” gathers for QC. These are common mid-point gathers where the traces...
2019
Seismic-Profiler Survey of Blake Plateau
John Ewing , Maurice Ewing , Robert Leyden
AAPG Bulletin
... profiler: Jour. Geophys. Res., v. 66, p. 2917-2927. Ewing, J. I., J. L. Worzel, and M. Ewing, 1966, Ages of Reflector 'A' and oldest Atlantic sediments...
1966
Time-Lapse WAW VSP Imaging of an Unconventional Reservoir Using DAS Fiber Optics
J. Andres Chavarria, Dan Kahn, David Langton, Steve Cole, Xinyang Li
Unconventional Resources Technology Conference (URTEC)
.... Another advantage of DAS VSP, if the fiber is permanently installed behind casing, is that the receiver locations are fixed, allowing for high...
2019
Abstract: Forward Modelling Study of 2D Finite Difference Reverse-Time Migration for Downhole Seismic Data; #90224 (2015)
Dong Shi, Ramin Saleh, Bernd Milkereit
Search and Discovery.com
... depth migration on reflector dipping angle or source-receiver geometry make itself a suitable tool for migration of borehole seismic data. This study...
2015
Imaging Beneath Gas - A Prestack Depth Migration Case Study (Paper 34)
Osman Khan, Uwe Klein-Helmkamp, Peter Whiting, Tim Chapman
Geological Society of Malaysia (GSM)
...Imaging Beneath Gas - A Prestack Depth Migration Case Study (Paper 34) Osman Khan, Uwe Klein-Helmkamp, Peter Whiting, Tim Chapman Warta Geologi...
2003
Abstract: Migration of Velocity Spectra: An Example from the Philippines
Craig J. Beasley, Rolf Klotz
Geological Society of Malaysia (GSM)
... data is located at an unmigrated position and thus should be repositioned prior to use as a migration velocity. The effect of this phenomenon...
1991
The Limitations of Seismic Modelling of Geological Structures
B. L. N. Kennett
Petroleum Exploration Society of Australia (PESA)
... and a rigid screen reflector, Trorey ( 1970) was able to estimate the diffractions due to a truncated reflector, and later Hilter• man (1975) showed the effect...
1985
Abstract: The Influence of an Anisotropic Overburden on Azimuthal AVO; #90211 (2015)
Peter Cary and Xinxiang Li
Search and Discovery.com
... because we would expect a reflector at depth to have some sort of AVO imprint due to transmission through the anisotropic shallower layers. Converted-wave...
2015
DC Resistivity, Ground-Penetrating Radar, and Soil and Water Quality Data Combined to Assess Hydrocarbon Contamination: A Case Study in Arizona
Alvin K. Benson, Nathan Brett Mustoe
Environmental Geosciences (DEG)
... migration pathways and assessing the fate of contaminant movement along these pathways. This understanding comes from data detailing the three-dimensional...
1996
Discoveries from Deep Ocean Drilling
N. Terence Edgar
GCAGS Transactions
... in investigating geologic problems that are not confined solely to the oceans but involve the development FIGURE 1. Chart of the world showing locations of 295...
1973
Abstract: An Analysis of the Benefits of 3D Pre-Stack Time Migration (Paper 11)
Peter Whiting
Geological Society of Malaysia (GSM)
.... Applying 3D pre-stack time migration avoids the possibility of crossing events by migrating them all to their correct reflector location. This significantly...
1996
Sonar Imaging of Bay Bottom Sediments and Anthropogenic Impacts in Galveston Bay, Texas
D. S. Maddox, W. W. Sager, Timothy M. Dellapenna
GCAGS Transactions
... distributions and anthropogenic perturbations on the bay bottom will have a large effect on sedimentation, potential hazards, and biological production within...
2005
Method of seismic wave advance geological prediction in soft layer
Xingmeng Dong, Zhoutuo Wei, Yuwen Zhai, Jigen Xia
International Meeting for Applied Geoscience and Energy (IMAGE)
...; finally, the accurate reflector size is obtained by combining the observation records at different angles. The results of numerical analysis show...
2022
Basic Seismic Processing: Part 7. Geophysical Methods
Peter M. Duncan
AAPG Special Volumes
... of the location of the reflector. Signals from all but those reflectors directly beneath the surface position of a trace are removed from the trace...
1992
Seismic Investigation of a Surface Collapse Feature at Weeks Island Salt Dome, Louisiana
Richard D. Miller, Jianghai Xia, Richard S. Harding, James T. Neal, John W. Fairborn, Don W. Steeples
Environmental Geosciences (DEG)
... in a 28-m-deep reflector directly adjacent to and centered on the sinkhole. A vertical seismic profile (VSP) provides time-to-depth relationships and assists...
1995
What is Horizontal Resolution?
L. R. Denham, R. E. Sheriff
Indonesian Petroleum Association
... a point means that the effect of horizontal changes in the reflector are spread across a zone of dimensions of the order of the first Fresnel zone...
1981
Marine Multicomponent Seismic – The New Issues in the Developing Revolution
Jason Robinson
Indonesian Petroleum Association
...., Gray, S.H., and Murphey, G.E., 1998. Subsalt imaging using prestack depth migration of converted waves: Mahogony Field, Gulf of Mexico. Ann. Internat...
2002
Critical Analysis of Stack Seismic Systems
L. E. Nugent, Jr.
AAPG Bulletin
..., where the reflections from the energy sources have been computed, plotted, and stacked, the reflection has been, in effect, cancelled because of the phase...
1967
The Silver Lining on 3D Seismic Acquisition Challenges during the Pandemic Covid19: The Application of 5D Interpolation to Fill in Data Gaps
Pramuditya Dwi Permana, Agi Robby Rizaldi, Afrizon Setiawan, Hendarman
Indonesian Petroleum Association
... locations on the surface by receivers. Several things such as noise, elevation effect, weathering layer, offset, etc. obtained during acquisition must...
2023
Imaging in Complex Environments Common Reflection Angle Migration
Graham A. Winbow
Indonesian Petroleum Association
...Imaging in Complex Environments Common Reflection Angle Migration Graham A. Winbow © IPA, 2011 - 31st Annual Convention Proceedings, 2007...
2007
Linkage and formation of strike-slip faults in deep basins and the implications for petroleum accumulation: A case study from the Shunbei area of the Tarim Basin, China
Yin Liu, John Suppe, Yingchang Cao, Fang Hao, Yiduo Liu, Xi Wang, Kongyou Wu, Zicheng Cao, and Hehua Wei
AAPG Bulletin
... for fluid migration. Strike-slip faulting is a ubiquitous type of deformation in the crust. It accommodates large-scale slips with approximately straight...
2023
Seismic Facies and Sedimentology of Terrigenous Pleistocene Deposits in Northwest and Central Gulf of Mexico: Section 2. Application of Seismic Reflection Configuration to Stratigraphic Interpretation
Charles J. Stuart , Charles A. Caughey
AAPG Special Volumes
... formed wedges of inclined layers (inclined-reflector seismic facies). The continental slope of the northwest Gulf of Mexico is strongly affected by salt...
1977
Pitfalls in Seismic Interpretation
Paul M. Tucker, Howard J. Yorston
Pacific Section of AAPG
... into three groups: those caused by velocity, those due to the geometry of the reflector, and those resulting from recording and playback. Regional velocity...
1972