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The AAPG/Datapages Combined Publications Database
Showing 604 Results. Searched 200,673 documents.
Complexity of Pore Pressure and Stress Analyses in Mahakam Median Axis of the Lower Kutai Basin, Kalimantan, Indonesia
Roni Herdiyanto, Joe-Anderson Siadary, Dhanny Fadlan
Indonesian Petroleum Association
... pressure distribution has been determined by correlating pressure profiles to the response of interval velocity by depth. PORE PRESSURE AND MINIMUM...
2018
Velocity for Pore Pressure Prediction Modeling and Risk Assessment
Selim Simon Shaker
GCAGS Transactions
... velocity-depth profile can shed light on the subsurface seal’s competency in a prospect. Moreover, defining the different pressure subsurface zones...
2016
Seismic Refraction Data from Sunda Shelf
Robert E. Houtz , Dennis E. Hayes
AAPG Bulletin
... and depth information were determined in places for the upper crystalline crust down to 11 km (36,100 ft). The steep velocity gradients...
1984
THE EARTH'S CRUST UNDER THE WILLISTON BASIN IN EASTERN SASKATCHEWAN AND WESTERN MANITOBA
Z. HAJNAL, C. M. R. FOWLER
Williston Basin Symposium
... was computed with the velocity depth function shown in the central curve of Figure 4. Several changes are evident when compared with the first arrival...
1982
2D Seismic Refraction Tomography Survey on Metasediment at a Proposed Development Site in Dengkil, Selangor
Umar Hamzah, Abd Rahim Samsudin
Geological Society of Malaysia (GSM)
... survey, some of the 20 velocity model cross sections show P-wave velocity values range from 3500 to 4000mls at a depth of more than 15m. This high...
2006
Granite and Limestone Velocity Determinations in Arbuckle Mountains, Oklahoma
B. B. Weatherby, W. T. Born, R. L. Harding
AAPG Bulletin
... second. End_Page 109------------------------------ increase in velocity with depth of penetration. As might be expected, the rate of change...
1934
Lithosphere and Evolution of the Pannonian Basin: Chapter 12
R. Meissner, L. Stegena
AAPG Special Volumes
... analysis of its velocity depth (V-Z) functions and their comparison with similar data from adjacent areas. Figure 3, columns 1 to 7, shows V-Z...
1988
Abstract: The Approximate use of 1D Internal Multiple Prediction in a Multidimensional World: Errors and Recommendations; #90224 (2015)
Pan Pan and Kris Innanen
Search and Discovery.com
... reference velocity, is the prediction of the internal multiples. The the input data traces in pseudo-depth. (1) ⁄ , is entries are The above...
2015
Seismic Velocity Sensitivity Analysis: Gulf of Mexico Example, Pony Field; #50479 (2011)
Ryan Mann, Henry Zollinger, Steve Checkles
Search and Discovery.com
... is relatively low relief therefore small changes in the migration velocity cause differences in the depth structure that translate to large changes in both...
2011
Improving Fault Geometry Interpretation through 'Pseudo-Depth' Conversion of Seismic Data in the Penola Trough, Otway Basin
P. J. Lyon, P. J. Boult, A. Mitchell, R. R. Hillis
Petroleum Exploration Society of Australia (PESA)
... in the Penola Trough where lateral velocity variation, as revealed by well data and stacking velocities, is minimal. This new pseudo-depth seismic data set has...
2004
Incorporating refraction time-shifts into geophysical monitoring systems for monitoring shallow CO2 accumulations
Martyn Steel, Sjoerd A.L. De Ridder, Mike Branston, James Butt, Gabrielle Busanello
International Meeting for Applied Geoscience and Energy (IMAGE)
... that for a two-layer homogenous isotropic medium with increasing velocity with depth (Figure 1), that there is an observable refraction time-shift which can...
2023
Seismological Discovery and Partial Detail of Vermilion Bay Salt Dome, Louisiana
E. E. Rosaire , O. C. Lester, Jr.
AAPG Bulletin
... increase of velocity with depth. The constants b (surface velocity) and a (increase in velocity per foot of depth) were determined by trial...
1932
Seismic Imaging in Anisotropic Media. or... "A Better Way to Moveout and Migrate Long Offset Data"
Rolf Klotz, Martin Bayly, Sue Downie, Swee Leng
Indonesian Petroleum Association
... reflection angles are retained in processing for studies such as amplitude variation with offset (AVO) and depth conversion velocity analysis. Anisotropic...
2000
About the importance of the horizontal components of the wavefield for a well-constrained velocity inversion: 3-C versus 1-C inversions
Isabelle Dumont, Sophie Beauprêtre, Anaïs Lavoué, Dan Hollis, Chloé Gradon
International Meeting for Applied Geoscience and Energy (IMAGE)
..., and the trade-off between depth and velocity. Measuring Rayleigh and Love wave can also highlight anisotropy. Finally, for most studied cases, a better...
2024
High-End Model Building Techniques for Revealing a Pre-Carbonate Reservoir Offshore East Natuna Basin, Indonesia
Jun Wang, Yonghe Guo, Yitao Chen, Muhammad Nauvall Juliansyah, Nick Crabtree
Indonesian Petroleum Association
... difficulties for conventional raybased reflection travel-time tomography. Figure 3 - Initial velocity and refraction energy penetration analysis (Depth...
2023
Chart Migrations
Frank A. Roberts
Oklahoma City Geological Society
... increase with depth or a complex velocity curve which will probably vary throughout the survey and for which we have few, if any, measurements? Should...
1958
Santos, Farm-In Opportunity for 2001, Presented at SEAPEX 2001
Santos Ltd Exploration Staff
Southeast Asia Petroleum Exploration Society (SEAPEX)
... of two distinct highs, however Interval velocity depth mapping can result in an amalgamation of the two highs and an increase in depth closure area...
2001
Time-Lapse Refraction Seismic I: A Complementary Monitoring Method?
Martin Landrø, Lasse Amundsen
GEO ExPro Magazine
... diving waves in a medium where the velocity increases linearly with depth. energy is sent back to the surface at the critical V0 = 2,000 m/s and two...
2017
A New Approach to Time Depth Conversion and Depth Error Estimation for 2D Interpretation Using Seismic Velocities
Rosidah Hardiani, Sanisah Soed, Lothar Schulte
Indonesian Petroleum Association
... depth converted based on the smoothed interval velocity surfaces (layer cake approach). Results demonstrate that this depth converted 2D interpretation...
2013
Seismic Weathered or Aerated Surface Layer
O. C. Lester, Jr.
AAPG Bulletin
... between it and the materials immediately below. The drilling of deeper shot holes, below the depth of this low velocity horizon, has failed...
1932
Seismic velocity detrending and well calibration workflow
Gastón Bejarano Gerke
International Meeting for Applied Geoscience and Energy (IMAGE)
... to borehole data in the process of building velocity models for depth conversion purposes is presented and discussed. Introduction Building velocity...
2024
Deduction of Flow Regime from Bedding Character in Conglomerates and Sandstones: NOTES
V. E. Gwinn
Journal of Sedimentary Research (SEPM)
..., among other things, of stream depth and slope, stream velocity, particle settling velocity, sediment size, temperature, and densities of the water...
1964
Paleoflow Characteristics of a Late Cretaceous River in Utah from Analysis of Sedimentary Structures in the Ferron Sandstone: A Reply
Edward Cotter
Journal of Sedimentary Research (SEPM)
... systems. I appreciate Nummedal's attempt to check a couple of my estimated parameters, namely flow velocity and depth, for the ancient Ferron River...
1973
Oil-Gas Prospects of Tuapse Downwarp, Trans-Caucasus Offshore (Black Sea)
I. F. Glumov, V. A. Viginskiy
Petroleum Geology: A Digest of Russian Literature
... is the steep northeast border of the downwarp, where sand lenses may be present. On a basis of common depth point seismic surveys in 1986-88...
2000
Sediment Thickness and Depth to Basement in Western North Atlantic Ocean Basin
Brian E. Tucholke , Robert E. Houtz , William J. Ludwig
AAPG Bulletin
..., in L. Hampton, ed., Physics of sound in marine sediments: New York, Plenum Press, p. 519-535. Houtz, R.E., 1980, Comparison of velocity-depth...
1982