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The AAPG/Datapages Combined Publications Database
Showing 42,746 Results. Searched 200,625 documents.
Problems in Reflection Seismology
G. H. Westby
Tulsa Geological Society
... a compressional pulse in the earth which is propagated away from this energy source at velocities determined by the character of the formations encountered...
1934
Dip and Azimuth Determination in 3D CRS-Stack
A. Hendriyana, M. Jaya, R. Sule, A.D. Guntara
Indonesian Petroleum Association
... because of the Fresnel effect. Velocity is the only parameter required by conventional stacking. Stacking velocities represent long wavelength part...
2013
Correlation of seismic velocity and density of metasandstone from Kati Formation, Seri Iskandar, Perak, Malaysia
Norsyafiqah Salimun, Abdul Ghani Rafek, Khairul Arifin Mohd. Noh
Geological Society of Malaysia (GSM)
... between their petrophysical properties and seismic velocities. The study conducted in Malaysia mainly focuses to correlate the physical and mechanical...
2018
Simultaneous Acquisition of 3D Surface Seismic Data and 3C, 3D VSP Data
P. E. Constance, M. B. Holland, and S. L. Roche, P. Bicquart, B. Bryans, S. Gelinsky, J. G. Ralph, and R. I. Bloor
Houston Geological Society Bulletin
... is shown in Figure 1. Receiver lines are radially directed away from the piercement salt dome. Receiver line interval is variable, ranging from...
2000
Imaging a San Andres Reservoir with Interwell Seismic
James H. Justice, J. Craig Woerpel
West Texas Geological Society
... where the replacement of pore fluids can often produce detectable changes in seismic velocities in the rock over time due to the EOR process...
1996
Environmental Determination Using Hydraulic Equivalence Studies
Richard H. Lowright
Journal of Sedimentary Research (SEPM)
..., Differentiation of beach and dune sands, using settling velocities of light and heavy minerals: Jour. Sed. Petrology, v. 37, p. 514-520. LOWRIGHT, R. H...
1973
Resolution and Accuracy of Short-Offset Processed 3D Seismic Data for Seabed Mapping in Deep Water in Makassar Straits, Indonesia; #41036 (2012)
Nikolay Nenov, Francesco Paone, Andrea Marceglia, and Ed Ferris
Search and Discovery.com
... 1a. For time-to-depth conversion a sound velocity profile was derived from seabed stacking velocities picked at 100 ms interval through the full depth...
2012
Sediment of the High Tidal Range Environment of Upper Turnagain Arm, Alaska
A. Thomas Ovenshine, Susan Bartsch-Winkler, Neal R. O’Brien, Daniel E. Lawson
Alaska Geological Society
... that the effects of the flood tide dominate the sediment dispersal system. Flooding usually commences with a tidal bore that travels at velocities...
1976
Bottom Currents And Sediment Transport on San Pedro Shelf, California
David E. Drake, David A. Cacchione, Herman A. Karl
Journal of Sedimentary Research (SEPM)
... orbital velocities ranged from about 5 to 30 cm/s at 23 m and from 2 to 8 cm/s at 67 m. Bottom photographs at 67 m show that the relatively sluggish...
1985
Numerical Models of Fluid Flow in Carbonate Platforms: Implications for Dolomitization
Jonathan Kaufman
Journal of Sedimentary Research (SEPM)
... phase of subsidence. Most pore fluids in the shale migrate to the surface at velocities less than 0.1 mm/yr and basin-derived fluids are focused...
1994
Structure of Argentine Continental Margin
William J. Ludwig , John I. Ewing , Maurice Ewing
AAPG Bulletin
... characteristic of the Patagonian region. The seismic velocities, the thickness of, and the depths to the various layers measured are presented in 10 schematic...
1968
Depositional Environments of the Bottineau Interval (Lodgepole) in North Dakota
Thomas Heck
Montana Geological Society
...Depositional Environments of the Bottineau Interval (Lodgepole) in North Dakota Thomas Heck 1978 191 199 CITED Bjorlie, P. F., 1978...
1978
Mapping Rock-Property Changes and Fluid Migration Due to Hydraulic Fracturing
Jyoti Behura
Unconventional Resources Technology Conference (URTEC)
... will experience a drop in P- and S-wave velocities as can be seen from Figures 1 and 3. Yet at other locations, where the formation has neither been fractured nor...
2020
Geological Factors Influencing Porosity Estimates From Velocity Logs
Roberto Sarmiento
AAPG Bulletin
... reduction of Tertiary and Cretaceous average and interval velocities from the intermontane basins of Wyoming eastward to the Williston basin...
1961
Seismic interpretation of mass-transport deposits within the upper Oligocene Frio Formation, south Texas Gulf Coast
Osareni Ogiesoba, Ursula Hammes
AAPG Bulletin
...) Interval velocity versus depth plot for wells A, B, C, and G. Note that wells B and C have almost identical velocities. Well A has the fastest velocities...
2012
Enhance near-surface velocity tomogram using land-streamer data
Sherif M. Hanafy
International Meeting for Applied Geoscience and Energy (IMAGE)
... location. The land-streamer consists of 48 receivers with 1 m receiver interval and the shot-1st receiver offset is 4 m, hence the total length...
2022
Developments in Alaska in 1950
Ralph L. Miller
AAPG Bulletin
... interval velocities under the lake were as low as 2,000 feet per second. Apparently the layer of frozen ground beneath the lake is either much thinner...
1951
Velocity-depth trends in Mesozoic and Cenozoic sediments from the Norwegian Shelf: Reply
Vidar Storvoll, Knut Bjrlykke, Nazmul H. Mondol
AAPG Bulletin
... on a general velocity-depth function as Japsen (2006) implies, but from interval shale velocities from the Kolje and Kolmule formations in the western...
2006
Abstract: Multi-component or Vector Dip Filtering Using the S-transform; #90187 (2014)
Kristof De Meersman and Majda Mihoub
Search and Discovery.com
... (red). All velocities can be recovered except that of the 333 m/s event due to severe spatial aliasing (more than ½ period) at a 50m station interval...
2014
Exploring the Missing Blind Zone in the Gulf of Mexico Shelf, #10739 (2015).
Selim Simon Shaker
Search and Discovery.com
... ? Relation of sand vs. shale velocities (porosity index) / burial depth and pore pressure Zones 15000 10000 5000 Interval Velocity ft/s Depth...
2015
Chapter 8: Petrophysical Characteristics of the Ivie Creek Case-Study Area - Geological and Petrophysical Characterization of the Ferron Sandstone for 3-D Simulation of a Fluvial-Deltaic Reservoir (MP-02-6)
R.D. Jarrard, M.A. Chan, C.B. Forster, S.H. Snelgrove
Utah Geological Survey
.... For part of the same depth interval, we were able to retain water in the hole long enough to run sonic logs. Rock velocities for air-filled pores (cores...
2001
Predictive Isopach Mapping of Gas Sands from Seismic Impedance: Modeled and Empirical Cases from Ship Shoal Block 134 Field
Robert D. Woock , Alan R. Kin
AAPG Bulletin
.... A., and K. L. Larner, 1984, Seismic lithologic modeling: The Leading Edge, v. 3, p. 30-35. Hubral, P., and T. Krey, 1980, Interval velocities from...
1987
Lithologic Traps of Oil and Gas in the Oxfordian Sediments of Southwestern Moldavia
B. M. Polukhtovich
Petroleum Geology: A Digest of Russian Literature
... clastic sediments. This phenomenon depends on differences in velocities, which decrease with an increase of porosity of the limestone...
1963
CSEM Application in Carbonate Environment: A Case Study (Paper P46)
A. S. Saleh, S. K. Chandola, P. K. Lee, T. Velayatham, P. Kumar, M. S. Wahid, J. Beenfeldt
Geological Society of Malaysia (GSM)
... to the flanks. The crest of the structure is also associated with lower seismic interval velocities (Fig.2). These observations can be explained either...
2012
Improved Structural Imaging of the Karama Seismic Survey Using Anisotropy Kirchhoff and Beam Depth Migration
Zbigniew Ostapiuk, Bee Jik Lim, Martin Bayly
Indonesian Petroleum Association
... Velocity (m/s) Figure 3 - Initial model (smoothed PrSTM interval velocities) (left) compared to final interval velocity model (right). Final velocity...
2012