Combination of Seismic Velocity Gradient and Sonic Gradient Variation as a Hydrocarbon Indicator: A Case Study in Clastic Reservoirs in South Sumatra

Iswani Waryono, Wahyu Triyoso

Indonesian Petroleum Association

... (RNIP) at the surface of observation. The second wave is associated with the exploding reflector to generate the Normal (N) wave of Radius Normal...

G. Non-Normal Incidence Reflections and the Determination of Lithology - Use of Shear Waves and Amplitude with Offset

Norman S. Neidell

AAPG Special Volumes

... Filtering) Dispersive Phase Distortion Velocity Anisotropy Waveform Interference (Thin Beds) Short Period Multiple Interference Reflector Curvature...

Vertical Seismic Profiling--A Measurement that Transfers Geology to Geophysics: Chapter 2

B. A. Hardage

AAPG Special Volumes

... be obtained from the synthetic seismogram. For instance, an upgoing VSP event exhibits some amount of curvature if the reflector that generates the event has...

Upper Carbonate Unit (KT-I) of the Zhanazhol-Zhanatan Group of Sub-Salt Highs in the North Caspian Depression Based on Geophysics

T. A. Akishev

Petroleum Geology: A Digest of Russian Literature

... horizon P2. The upper part is the KT-I complex, the top of which is reflector P 2 C . Thickness of this entire (all three parts) seismostratigraphic...

Eocene to Oligocene Paleo-Oceanography of the Northern North Atlantic: Seismic, Isotopic, and Faunal Evidence: ABSTRACT

Kenneth G. Miller

AAPG Bulletin

... occurred in the latest Eocene to earliest Oligocene. In the northern North Atlantic, the widely distributed reflector R4 correlates with an unconformity...

A Synthesis of Marine Geological/Geophysical Data for Ocean Margin Drilling on Continental Margin of Morocco: ABSTRACT

Philip D. Rabinowitz, Dennis E. Hayes, Karl Hinz

AAPG Bulletin

... plotted normal to the ship's tracks, seismic velocity crustal structure, reflection time to basement, blue reflector (upper Jurassic) and red reflector...

Abstract: Stratigraphic Evolution and Heterogeneity of a Holocene Ooid Tidal Sand Shoal: Lily Bank, Bahamas, by Andrew Sparks and Eugene Rankey; #90124 (2011)

Search and Discovery.com

Abstract: Raypath-Consistent Shear Wave Statics; #90224 (2015)

Raul Cova, David Henley, and Kris Innanen

Search and Discovery.com

... of the reflector is considered. This effect is studied in the next section. Figure 2: Expected deviation from the vertical ray-path assumption when changes...

Fault surface extraction based on computational topology

Cheng Zhou, Cun Yang, Ruoshui Zhou, Xingmiao Yao, Guangmin Hu

International Meeting for Applied Geoscience and Energy (IMAGE)

... Geologists REFERENCES Al-Dossary, S., and K. J. Marfurt, 2006, 3D volumetric multispectral estimates of reflector curvature and rotation: Geophysics, 71...

Seismic Attributes Correlated With Drilling Difficulties in Tertiary Carbonate, Abadi Field, Eastern Indonesia

Wataru Sekiguchi, Koji Matsui, Tatang Juhatta, Dewi Rahmalia

Indonesian Petroleum Association

... & Exhibition, May 2010. Al-Dossary, S. and Marfurt, K.J., 2006, 3D volumetric multispectral estimates of reflector curvature and rotation: Geophysics...

The Reality of the 3-D World

Jack G. Elam

West Texas Geological Society

... and geophysicists consider the curvature of the earth in constructing cross sections and models, or in interpreting seismic lines? Published cross...

Quantifying and predicting naturally fractured reservoir behavior with continuous fracture models

Creties Jenkins, Ahmed Ouenes, Abdel Zellou, Jeff Wingard

AAPG Bulletin

... estimates of reflector curvature and rotation: Geophysics, v. 71, no. 5, p. 4151, doi:10.1190/1.2242449.Boadu, F. K., 1998, Inversion of fracture...

Structure and Stratigraphy of the Blake Escarpment Based on Seismic Reflection Profiles: Rifted Margins

R. E. Sheridan , C. C. Windisch , J. I. Ewing , P. L. Stoffa

AAPG Special Volumes

... seismic reflection profiles across the Blake Escarpment show that the oceanic basement, identified as a hyperbolic reflector, forms a deep sediment-filled...

Dome Structure, Atlantic Outer Continental Shelf East of Delaware: Preliminary Geophysical Report

Robert E. Sheridan

AAPG Bulletin

... that a Tertiary reflector surface of probable early Miocene age is involved in the doming. The dome is on the linear East Coast magnetic anomaly trend which has...

High Resolution Diffraction Imaging of Small Scale Fractures in Shale and Carbonate Reservoirs

Alexander M. Popovici, Ioan Sturzu, Tijmen J. Moser

Unconventional Resources Technology Conference (URTEC)

..., reflector unconformities, injectites, fluid fronts, caves and karst, and in general any small scattering objects, by using Diffraction Imaging...

Structural Controls on a Stratigraphic Trap: The Cottonwood Creek Field, Bighorn Basin, Wyoming

M. Lee Allison

Wyoming Geological Association

... of maximum deformation. Folding above a proposed basement fault concentrated the strain in the tightest curvature of the fold (Figure 8). This basement...

Analysis of geologic structures using deep sonic imaging

Nobuyasu Hirabayashi, Leon Dahlhaus, Rajeev Kumar, Jeroen Jocker, Erik Wielemaker, Manish Lal Khaitan, Charles Naville

International Meeting for Applied Geoscience and Energy (IMAGE)

... processing enhances event signals using the azimuthal receivers of the tool and removes the effects of tool rotations. The trial-reflector migration...

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...

Moho, Basin Dynamics, Salt Stock Family Development, and Hydrocarbon System Examples of the North German Basin Revisited by Applying Seismic Common Reflection Surface Processing

Heinz-Juergen Brink, Dirk Gajewski, Mikhail Baykulov, Mi-Kyung Yoon

AAPG Special Volumes

..., which locally has the same curvature as the true reflector. The CRS stack sums the data along the green surface that coincides locally with the common...

Depositional Processes of a Meandering Channel on Mississippi Fan

K. A. Kastens, A. N. Shor

AAPG Bulletin

..., where the channel bends through a tight meander with a 2.8-km (1.5-nmi) radius of curvature. At the entrance to each meander bend, the outer levee...

Growth Faulting and Salt Diapirism: Their Relationship and Control in the Carolina Trough, Eastern North America: Rifted Margins: Field Investigations of Margin Structure and Stratigraphy

William P. Dillon, Peter Popenoe, John A. Grow, Kim D. Klitgord, B. Ann Swift, Charles K. Paull, Katharine V. Cashman

AAPG Special Volumes

... of center may arise from a salt layer. The bottom simulating reflector (BSR) at 0.3 to 0.5 seconds subbottom depth in the middle and right side of the figure...

Three-Dimensional Seismic Interpretation from the Triangle Zone of the Frontal Ouachita Mountains and Arkoma Basin, Pittsburg County, Oklahoma

M. H. Valderrama, K. C. Nielsen, G. A. McMechan

AAPG Bulletin

...-contour map for the hanging-wall Wapanucka thrust sheet. The variations in reflection amplitude are attributed mainly to reflector curvature. Higher...

Application of Seismography to Geological Problems

Eugene McDermott

AAPG Bulletin

... reflector point, therefore, means one at which a large part of the arriving energy is reflected back while a small part travels on as a refracted...

Generalized internal multiple elimination

Dongliang Zhang, Constantinos Tsingas, Mohammed S. Almubarak

International Meeting for Applied Geoscience and Energy (IMAGE)

...) proposed a correlation and convolution-based method to predict multiple. As shown in Figure 1, Trace ① is reflected from the reflector point a at depth 𝑧1...

Abstract: 2D Depth Velocity Analysis without Tomography; #90187 (2014)

J. Patrick Butler and Randy Kolesar

Search and Discovery.com

... is presented. Upward ray tracing from selected reflector segments is used to select traces from the whole prestack volume whose angle of incidence equals...