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The AAPG/Datapages Combined Publications Database
Showing 28,000 Results. Searched 193,507 documents.
Abstract: Two Prestack Anisotropic Depth Migration Methods for Tilted TI Media; #90211 (2015)
Xiang Du, John Bancroft, Don Lawton, and Larry Lines
Search and Discovery.com
... assumption for the relationship between anisotropic parameters and variable velocities, A-PSPI algorithms can handle an arbitrary distribution...
2015
Abstract: The Long and Short Solutions of Near-Surface Anomalies; #90286 (2017)
Ralph Bridle
Search and Discovery.com
... of the diverse surface topographies surmounting a variable geologic sub-surface. Modeling the near-surface depth/velocity diversity can be classified...
2017
Effects of Seismic Reprocessing on Selected Seismic Attributes: A Case Study in the Permian Basin, by Joel Anthony T. Famini, Kurt J. Marfurt, E. Charlotte Sullivan, #90025 (2004)
Search and Discovery.com
2004
Seismic Stratigraphy and Facies Architecture of Northern Part of Nile Delta
Search and Discovery.com
N/A
Seismic Modelling in 3D for Migration Testing
Search and Discovery.com
... reflecting surfaces, with arbitrarily variable reflection coefficients, embedded in a 3D medium characterized by a v ( z ) background velocity...
2013
Abstract: 3D Seismic Imaging in the Pakistan Foothills: A Case History; #90172 (2014)
Victor Dolgov, Rob Vestrum, Jon Gittins, Géza Wittman
Search and Discovery.com
... locations and red indicates shot locations. Variable shot-point coverage depends on surface conditions. (b) Elevation map. Elevation ranges from 500 m (blue...
2014
Abstract: P-wave and S-wave Near-surface Characterization in Northeast British Columbia (NEBC); #90174 (2014)
Liliana M. Zuleta and Don C. Lawton
Search and Discovery.com
... to calculate the depth and velocity of the layers that were detected with the offset of 1500 m used during the acquisition. The objective...
2014
Carbonate Petrophysical Parameters Derived from 3d Images,#40393
Search and Discovery.com
N/A
Demystifying Pre-Stack Depth Imaging from the Practitioner’s Point of View
Search and Discovery.com
N/A
Geology-Driven Depth Stretching: An Alternative for Prestack Depth Migration
Search and Discovery.com
N/A
"Basement" to East Coast Continental Margin of North America
M. A. Mayhew
AAPG Bulletin
... of seismic layers of velocity greater than 4.5 km/sec., and referred to as "basement." The configuration of this surface of the East Coast continental...
1974
Shallow Seismic Survey on Weeks Island, Louisiana ... an Attempt to Define "Top of Salt"
G. L. Kinsland , A. W. Rutter III
GCAGS Transactions
... impedance contrast exists at the clastic sediment/salt interface by virtue of the strong velocity contrast between the shallow clastic sediments...
1994
The Hydraulic Equivalence of Mica: DISCUSSION
William A. Burroughs
Journal of Sedimentary Research (SEPM)
... process or the variable responsible. The combined supposition, however, that one hydraulic v riable, fall velocity, is the one that ultimately controls...
1985
Structure of Argentine Continental Margin
William J. Ludwig , John I. Ewing , Maurice Ewing
AAPG Bulletin
... this report. STRUCTURE SECTIONS The structure sections are composed of layers which are correlated mainly on the basis of seismic velocity...
1968
A Nigerian Renaissance: Renewed interest in Africa's largest oil producer
John Balch, Matt Lamont, Polarcus, DownUnder GeoSolutions
GEO ExPro Magazine
... unaliased, with variable depth sampling output from the migration. There were no assumptions made about lateral or vertical velocity variations, apart...
2014
The Generation of Scour Marks Near Obstacles
Peter D. Richardson
Journal of Sedimentary Research (SEPM)
... variables--that is to say, the transport depends not only on the range of values of fluid velocity, for example, but also upon the sequence in which...
1968
Abstract: Effects of Lateral Heterogeniety Scales on AVO Trends; #90174 (2014)
Ramin Saleh, Emmanuel Bongajum, and Bernd Milkereit
Search and Discovery.com
... with offset/angle (AVO/AVA) depend on changes in the P-wave velocity(Vp), S-wave velocity (Vs), density and Poisson's ratio at a plane interface...
2014
UK Continental Shelf: An Evolution in 3D Seismic Imaging of the Central North Sea
Matthew Dack, Gregor Duval, CGG
GEO ExPro Magazine
... reliable velocity model to date for accurate depth imaging, it was calibrated to 10 regional structural horizons and more than 200 wells. The key...
2021
Well Management Strategy Through Integrated Production Modeling: Study Case Well B-5
Budi Khoironi, Amega Yasutra, Dedy Irawan
Indonesian Petroleum Association
... of flux limit to replace pressure drawdown limit since velocity of produce fluid through sand screen is the main variable affecting sand control failure...
2022
Reefs and Wave Action: ABSTRACT
Michael E. Philcox
AAPG Bulletin
... relations. Wave resistance as a criterion is therefore rejected, but as a variable characteristic, differing from one buildup to the next, it allows each...
1970
A novel approach to investigate the deposition of (bio)chemical sediments: The sedimentation velocity of cyanobacteria–ferrihydrite aggregates
Yuhao Li, Bruce R. Sutherland, Murray K. Gingras, George W. Owttrim, Kurt O. Konhauser
Journal of Sedimentary Research (SEPM)
...A novel approach to investigate the deposition of (bio)chemical sediments: The sedimentation velocity of cyanobacteria–ferrihydrite aggregates Yuhao...
2021
The Interpretation of Vertical Sequences in Turbidite Beds: The Influence of Longitudinal Flow Structure
Benjamin C. Kneller, William D. McCaffrey
Journal of Sedimentary Research (SEPM)
... of a bed is generally an indication of the longitudinal velocity structure of the flow, and longitudinal gradients in suspended sediment concentration...
2003
Lithology characterisation of the roof and floor of the Moranbah measures coal seam using post-stack and pre-stack seismic inversion
Margarita Pavlova
Petroleum Exploration Society of Australia (PESA)
... looking at the relationship between lithology/gamma ray response and compressional impedance I observed that massive, blocky sandstones have high velocity...
2019
Bed Configurations
J. C. Harms, J. B. Southard, D. R. Spearing , R. G. Walker
Special Publications of SEPM
... is the most natural. strength, either flow velocity or force exerted by the flow on the boundary. Flow depth is certainly a less important variable than flow...
1975
The Use of Physical Modeling to Resolve Offshore Seismic Problems
B. J. Evans, M. Urosevic
Indonesian Petroleum Association
... at variable offsets, and at broadside azimuths to the receiver array. After particle motion and velocity analysis, the waves shown in Figure 3b were...
1995