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The AAPG/Datapages Combined Publications Database
Showing 60,751 Results. Searched 200,357 documents.
Stratigraphic Analysis Garden Banks Block 235, Gulf of Mexico
Edwin I. Linares, Abu K. M. Sarwar
GCAGS Transactions
... with the reflection coefficients of the time wedge to produce the apparent time thickness line (the bold diagonal line). The apparent time thickness line...
2005
The Conception Fan Santa Barbara Basin, California
Peter J. Fischer, Victor B. Cherven
Pacific Section of AAPG
... in the northwestern corner of the Santa Barbara basin, within the tectonically active western Transverse Ranges Province of southern California. This small...
1998
Mn-Fe Coatings on Saprolite Fracture Surfaces
Charles E. Weaver
Journal of Sedimentary Research (SEPM)
... and is underlain by small FIG. 4. [Grey Scale] Clay coated black fracture surface. Mn-rich ovoid particles are abundant. White bar in both pictures is 1 µm (SEM...
1978
From Seismic Stratigraphy to Seismic Sedimentology: A Sensible Transition
Hongliu Zeng
GCAGS Transactions
... stratigraphy was developed during the 1970's based on 2-D seismic technology. Utilizing reflection terminations, configurations, and external forms interpreted...
2001
Study on Characteristic Variability of Weak Signal in High Density Seismic Acquisition; #41351 (2014)
Wujin Chen and Anchu Wu
Search and Discovery.com
... reflection coefficient or high frequency weak signal. In this paper the relationship between weak signal and subsurface, dominant frequency, offset...
2014
Diagenesis of Flint and Porcellanite in the Maastrichtian Chalk at Stevns Klint, Denmark
Heine Buus Madsen, L. Stemmerik
Journal of Sedimentary Research (SEPM)
... chalk of Denmark using the 450-m-long Stevns-1 core as a natural laboratory. Four types of siliceous nodules occur in the core: porcellanite, white...
2010
High-frequency FWI velocity model building for hydrocarbon delineation
Lianping Zhang, Souvik Sengupta, Chirag Parekh, Robert Eliott-Lockhart
International Meeting for Applied Geoscience and Energy (IMAGE)
... observed in legacy imaging using an earth model derived by reflection tomography. We employed high-frequency FWI with a maximum frequency of 50Hz...
2022
Shallow Structure and Stratigraphy of Liberian Continental Margin
John Schlee , John C. Behrendt , James M. Robb
AAPG Bulletin
... in the small sediment-filled basins beneath the slope pinch out against the edges of buried Fig. 5. Interpreted seismic-reflection profiles taken along...
1974
The Reflection Seismograph Celebrates 50th Anniversary 1921-1971
W. B. Robinson
Oklahoma City Geological Society
...The Reflection Seismograph Celebrates 50th Anniversary 1921-1971 W. B. Robinson 2003 107 110 Vol. 53 (2003) No. 4. (January/February) This article...
2003
Clay Minerals in Holocene Marine Sediments of the Sungei Muar Flood Plain, Johore
J. K. Raj
Geological Society of Malaysia (GSM)
...); this reflection shifting to about 4.9 (28) on glycolation (Fig. 4) and dropping to 8.7 0 (28) on heating to 5000 C (Fig. ~). A small amount of randomly inter...
1990
ABSTRACT: THE CHARACTERISATION OF CLAYS USING MICRO-REFLECTANCE SPECTROSCOPY
M. KRAHE-SOLOMON, B.D. KYBETT, AND E.M.V. NAMBUDIRI
Saskatchewan Geological Society
... Spectroscopy to supplement these methods. Samples are either polished rocks or small particles mounted in resin and polished with isopropyl alcohol...
1990
Abstract: Influence of Tectonics and Mechanical Stratigraphy on Borehole-Scale Deformation in the Permian Basin (Texas, USA)
David A. Ferrill, Sarah Wigginton, Kevin J. Smart, Ronald N. McGinnis, Alan P. Morris
West Texas Geological Society
... and production. Seismic reflection data do not have the detailed resolution necessary to image these small structures at depth, and log and borehole image...
2015
Seismic Facies Study of 3D Seismic Data, Northern Louisiana, Wilcox Formation
Kaare Egedahl, Gary L. Kinsland, Dan Han
GCAGS Transactions
... of seismic reflection configuration to stratigraphic interpretation, in C. E. Payton, ed., Seismic stratigraphy—Applications to hydrocarbon exploration...
2012
Lithology Prediction by Extrapolating Well Data
Brian Barley, Dean Chergotis, Mai Wilson, Susan Young
Indonesian Petroleum Association
.... Oldenburg, D.W., Scheuer, T. and Levy, S. (1983). Recovery of the acoustic impedance from reflection seismograms. Geophysics, 48, 1318-1337. White, R.E....
1992
Abstract: Theoretical Model of the Hydrogeology of a Pull-Apart Basin, by P. M. White; #91004 (1991)
Search and Discovery.com
1991
Seismic Sequences and Facies of Siliciclastic Deep-Water Deposits with Applications to Hydrocarbon Exploration
Charles J. Stuart
Pacific Section SEPM
... surfaces. The horizontal resolution (also called the Fresnel zone) is the minimum lateral extent of a layer that will generate a coherent reflection...
1990
Illuminating the Complex Geology of the UK Faroe Shetland Basin
Antonio Castiello, Gareth Venfield, Jens Beenfeldt
GEO ExPro Magazine
... precisely. The VMB employed in this project is a combination of highresolution Full Waveform Inversion (FWI) and reflection tomography, constrained by both...
2022
Developments in South Texas, 1938-1939
Gentry Kidd
AAPG Bulletin
... in Duval County, most of these may be relatively small. Likewise the 6 Cretaceous fields opened in the fault line may have small recoveries. Following...
1939
Which geohazards are really hazards for marine infrastructure
Mark E. Vardy
International Meeting for Applied Geoscience and Energy (IMAGE)
... is the that they can be extremely difficult to reliably interpret on seismic reflection data using traditional methods. They tend to be low amplitude, small...
2022
Structural and Stratigraphic Controls on Sites of Shallow Biogenic Gas Accumulations in the Upper Cretaceous Belle Fourche and Second White Specks-Greenhorn Formations of Southern Alberta, Saskatchewan and Northern Montana
J.L. Ridgley, D.H. McNeil, C.F. Gilboy, S.M. Condon, J.D. Obradovich
Rocky Mountain Association of Geologists
... in the southeastern Alberta gas field is from the Second White Specks pool D, with small amounts of production from pools A, B, F, and G. Most of the gas...
2001
Environmental Applications of the Pseudoseismic Technique
Alex Martinez, David P. Young, John F. Hopkins
Environmental Geosciences (DEG)
... interpretation techniques work well with small wireline well log data sets; however, data sets can become cumbersome or unmanageable when they are large...
1999
Spectral and Temporal Analysis Provides Tectonic and Stratigraphic Results from North Louisiana Seismic Data
Valentin Makarov , Iosif A. Mushin , Eugeniy A. Kozlov , Chris J. Krotzer , Patricia J. Meeks , Allen Lowrie
GCAGS Transactions
... the formula for reflection coefficients. The resulting section is shown in Fig. 1 (with and without automatic gain control, AGC). Another section...
1998
Cretaceous to Holocene structural and stratigraphic development in south Lake Maracaibo, Venezuela, inferred from well and three-dimensional seismic data
Mara Vernica Castillo, Paul Mann
AAPG Bulletin
... of 1600-km2 (617-mi2) three-dimensional (3-D) seismic reflection data centered on this horizontal to monoclinally southwestward-dipping middle Cretaceous...
2006
Use of Seismic-Derived Velocities for Stratigraphic Exploration on Land: Seismic Porosity and Direct Gas Detection: Chapter 4
Norman S. Neidell, J. H. Beard, Ernest E. Cook
AAPG Special Volumes
... velocity anomalies (Figure 22) for this line. It will be seen that on the black and white section there is a lack of positive reflection energy at the top...
1985
Seismic Stratigraphy and Global Changes of Sea Level: Part 11. Glossary of Terms used in Seismic Stratigraphy: Section 2. Application of Seismic Reflection Configuration to Stratigraphic Interpretation
R. M. Mitchum Jr.
AAPG Special Volumes
... Reflection Configuration to Stratigraphic Interpretation R. M. Mitchum Jr. 1977 205 212 M 26: Seismic Stratigraphy--Applications to Hydrocarbon...
1977