Broadband data with a new low frequency source Acquisition and processing example from the Gulf-of-Mexico

Xuefeng Shang, Maksym Kryvohuz, Hamish Macintyre, Guido Baeten, Thibaut Allemand, Philippe Herrmann, Stephane Laroche, Shuki Ronen

International Meeting for Applied Geoscience and Energy (IMAGE)

... a TPS source (right). In the low frequency band, long offset refraction and reflection energy is predominant in the TPS data. It is however more...

Seismic Anisotropy Modeling from Well Log in Talang Akar Formation, South Sumatra, Indonesia; #41360 (2014)

Thariq Guntoro, Intan Andriani Putri1, and Dwa Desa Warnana

Search and Discovery.com

... Variation with Offset (AVO) Anisotropy It can be demonstrated that the amplitude character of seismic reflections varies with offset, due to changes...

Presence of Preferential Flow Paths in Shallow Groundwater Systems as Indicated by Tracer Experiments and Geophysical Surveys

Murray E. Close, David C. Nobes, Liping Pang

Special Publications of SEPM

... slowly with time (depth) down to the water table, at which point the gain increases in a large step to allow for the significant reflection of energy...

Fracture reservoir prediction method based on AVO disturbance variance

Guangrui Xiao, Yao Li, Yuru Zhang, Dekui Xu

International Meeting for Applied Geoscience and Energy (IMAGE)

..., Reflection coefficients and azimuthal AVO analysis in anisotropic media: SEG. Shen, F., J. Sierra, D. Burns, and M. N. Toksoz, 1999, Azimuthal offset...

Induced AVO Anomalies from Pore Pressure Effects

A.C. Buginga Ramos, M.A. Santiago Toledo

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... a relatively large and positive zero offset reflection coefficient, with a consequent large and positive AVO intercept. The contrast in Poisson...

R&D into Time-Lapse 3-D Seismic with Analogue Sandbox Models

Don Sherlock

Petroleum Exploration Society of Australia (PESA)

.... For seismic physical modelling, the main advantage is that the seismic data collected from these models contains natural variation that cannot be built...

Seismic Stratigraphy of a Neogene Piggyback Basin, Argentina (1)

JAMES A. BEER , RICHARD W. ALLMENDINGER , DANIEL E. FIGUEROA , and TERESA E. JORDAN

AAPG Bulletin

... is predicted to be 7 km from the point at which the time-equivalent reflection onlaps basement or the underlying sequence boundary (Figure 16...

Multi-Source Design and Penta Source Case Study from the NWS Australia

Edward Hager, Phil Fontana

Petroleum Exploration Society of Australia (PESA)

... been practiced in land seismic, but is much more challenging with marine streamer data due to the lack of azimuthal and offset variation of the source...

Sea-Level Variation During the Holocene Deduced from the Morphologic and Stratigraphic Evolution of Morgan Peninsula, Alabama, U.S.A.

Antonio B. Rodriguez, Craig T. Meyer

Journal of Sedimentary Research (SEPM)

... in reflection amplitude at ~ 8.0 m revealed in chirp profiles, and the erosional boundary between Little Point Clear clinoforms and overlying bay sediment...

Influence of Organic Matter in Soils on Radar-Wave Reflection: Sedimentological Implications

Remke L. van Dam,, Elmer H. van den Berg, Sytze van Heteren, C. Kasse, Jeroen A.M. Kenter, Koos Groen

Journal of Sedimentary Research (SEPM)

... is caused by a significantly higher attenuation in saturated sediment. DISCUSSION AND CONCLUSIONS Figure 11 shows the variation in reflection coefficient...

Seismic Data-Processing Techniques in Exploration for Reefs, Northern Michigan

P. L. McClintock

AAPG Special Volumes

... recordings contain valid reflection information and erroneous data that commonly often mask the legitimate reflection information. The major problems...

Gravity of Northern Channel Islands: ABSTRACT

John K. Aldrich

AAPG Bulletin

... of the Santa Cruz Island fault there is little variation in the complete Bouguer anomaly except toward the east across the Anacapa Passage, where...

Abstract: Characterizing Volumes and Distribution of Methane Hydrate and Underlying Free Gas with Wide Angle Seismic Data on the Blake Ridge, Offshore South Carolina, by Margie Kloska and W. S. Holbrook; #90914(2000)

Search and Discovery.com

Abstract: Prestack Classification Applied to Siliciclastic and Carbonate Deepwater Reservoirs; #90265 (2016)

G. Camargo, F. Borges, P. Johann, Márcio Spínola, N. Xuan Nam

Search and Discovery.com

... variation and also of structural features, highlighting faults and detecting fractures zones. That could improve our reservoir characterization...

The Impact of Shear-Wave Splitting on the Imaging of P-S Data

Search and Discovery.com

..., reflection energy exists not only on the radial component, but on the transverse component as well. Until recently a common method of processing...

The Study of the Influence of Stratigraphic Structure on Seismic Attribute Analysis, #42094 (2017).

Zhou Xuefeng, Ming Jun, Liu Jianhui, Zhou Jianke, He Jing

Search and Discovery.com

... of energy firstly. 2) The coverage of the strong reflection interface side-lobe. When the distance between the target formation and the strong reflection...

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...

Development of a Procedure for Predicting Facies Changes in Thin-Bedded Media from Seismic Data in the Search for Structural-Lithologic Traps in West Siberia

D. B. Tal’virskiy

Petroleum Geology: A Digest of Russian Literature

... was found by reflection seismic surveying in 1969 and mapped in greater detail by common depth point surveying in 1977-80. Subsequent drilling led...

Abstract: AVAZ Inversion for Fracture Orientation and Intensity: a Physical Modeling Study; #90187 (2014)

Faranak Mahmoudian and Gary F. Margrave

Search and Discovery.com

... a pre-stack amplitude inversion of P-wave data for fracture orientation and intensity. We test the method on multi-azimuth multi-offset physical...

Stratigraphic Velocity Interpretation: National Petroleum Reserve--Alaska: Chapter 12

E. W. Peikert

AAPG Special Volumes

... velocity as a function of depth and geologic time: Geophysics, v. 16, p. 192-206. Levin, F. K., 1978, The reflection, refraction, and diffraction of waves...

Seismic Modeling of Reservoir Heterogeneity Scales: An Application on Gas Hydrate Reservoirs

Search and Discovery.com

.... The vertical and horizontal variation of P-wave velocity are shown in the logs. (Right) Zero-offset response from a stratified model with imbedded...

Crustal Geometry and Extensional Models for the Grand Banks, Eastern Canada: Constraints from Deep Seismic Reflection Data

C. E. Keen, R. Boutilier, B. De Voogd, B. Mudford, M. E. Enachescu

CSPG Special Publications

...Crustal Geometry and Extensional Models for the Grand Banks, Eastern Canada: Constraints from Deep Seismic Reflection Data C. E. Keen, R. Boutilier...

Seismic lineaments characterization using independent component analysis

Abdulmohsen AlAli, Yazeed Altowairqi, Constantinos Tsingas, Ali AlSultan

International Meeting for Applied Geoscience and Energy (IMAGE)

...) proposed a focusing-defocusing technique in the post-stack domain, whereby they focus the reflection to a point while the diffraction remains...

Structure and Kinematic Genesis of the Quealy Wrench Duplex: Transpressional Reactivation of the Precambrian Cheyenne Belt in the Laramie Basin, Wyoming

Donald S. Stone

AAPG Bulletin

... at a restraining fault offset between two parallel, laterally extensive, northeast-trending fault zones--the South and North Quealy faults. Spaced about 2...

Geophysical Prospecting for Oil

Donald C. Barton

AAPG Bulletin

... of mapping geologic structure. In it, three successive steps can be recognized in all of the methods: (1) the mapping of the areal variation of some...