Analog Model and Synthetic Seismogram Studies of Long Range Refraction Method: ABSTRACT

Stanley J. Laster, Richard Schell, Milo M. Backus

AAPG Bulletin

... illustrates the conventional refraction method and the behavior of refraction traveltime and amplitude. In addition to first arrivals, the later...

Improving the image below complex overburden geology with FWI and Q-tomography: A case study at Etame license area, offshore Gabon

Richard Huang, Chong Chung, Benjamin Cole, Ivan Berranger, Ika Novianti, Paul Ware

International Meeting for Applied Geoscience and Energy (IMAGE)

... and exhibits a poor S/N ratio in various areas, most critically below salt Summary • This paper discusses a velocity model building and imaging case...

9C data acquisition for near-surface imaging in a quick-clay landslide-prone site in SW Sweden

Tatiana Pertuz, Alireza Malehmir

International Meeting for Applied Geoscience and Energy (IMAGE)

... and highwater content hence seismic methods are important for their studies and those that record various wave modes. In this study, a multi-component...

The Southern Washington Cascades Conductor--A Previously Unrecognized Thick Sedimentary Sequence? (1)

W. D. STANLEY , W. J. GWILLIAM , GARY LATHAM , and KEITH WESTHUSING

AAPG Bulletin

... exploration has been largely unsuccessful because of various geological factors and the low quality of typical seismic data. The system of late Tertiary...

Stratigraphic Predictions of Continental Margins for the U.S. Navy

James P. Syvitski, Lincoln Pratson, Damian O'Grady

Special Publications of SEPM

... sea level fluctuations river floods ocean random catastrophic events This arose because I the various processes known to move sediment onto...

Joint 4D full-waveform inversion using enhanced template-matching objective function

Gaurav Dutta, Emmanuel Saragoussi, Xin Cheng, Markos Sourial, Yongbo Zhai, Chirag Parekh, Denes Vigh

International Meeting for Applied Geoscience and Energy (IMAGE)

... by various spurious events below the reservoir. These spurious events are kinematic in nature and are caused because of not considering the 4D velocity...

ABSTRACT:MULTICOMPONENT OBC (4C) PRESTACK TIME IMAGING OVER PAMBERI, LRL BLOCK, OFFSHORE TRINIDAD

Tony Johns, Carmen Vito and Raul Sarmiento

Geological Society of Trinidad & Tobago

... six cables. The cable length was 5200 m with a final bin size of 25 x 30 m. Despite undergoing recent processing, the events at the target level...

Mapping of Rock Property Changes in Space and Time Using Microseismic Data through Full-Waveform Inversion

Jyoti Behura

Unconventional Resources Technology Conference (URTEC)

... is done using a velocity model extracted from traveltime tomography of perforation shots or using well log velocities. These velocities will be quite...

Carpathian Foredeep Basin (Poland and Ukraine): Its Sedimentary, Structural, and Geodynamic Evolution

N. Oszczypko, P. Krzywiec, I. Popadyuk, T. Peryt

AAPG Special Volumes

... deep (in Russian): Bulletin of the Academy of Sciences of the USSR, Geological Division, v. 12, p. 7280.Kutek, J., 1994, Jurassic tectonic events...

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

... to constrain the successive structural and stratigraphic events that affected the different tectonosequences in the southern Maracaibo Basin.The main...

Relationship between fractures, fault zones, stress, and reservoir productivity in the Suban gas field, Sumatra, Indonesia

Peter Hennings, Patricia Allwardt, Pijush Paul, Chris Zahm, Ray Reid Jr., Hugh Alley, Roland Kirschner, Bob Lee, Elliott Hough

AAPG Bulletin

... on the right of the lithology. Fractures picked from the image data are shown as tracks of cumulative occurrence as well as fracture intensity. These curves...

Hierarchical elastic velocities reconstruction with Eikonal-equation-based characteristic reflection traveltime tomography

Jianhua Wang, Jianming Zhang, Liangguo Dong, Yandong Wang

International Meeting for Applied Geoscience and Energy (IMAGE)

...Hierarchical elastic velocities reconstruction with Eikonal-equation-based characteristic reflection traveltime tomography Jianhua Wang, Jianming...

Integrating strike-slip tectonism with three-dimensional basin and petroleum system analysis of the Salinas Basin, California

Tess Menotti, Allegra Hosford Scheirer, Kristian Meisling, and Stephan A. Graham

AAPG Bulletin

... that correspond to events in petroleum system evolution. Petroleum generation from type II kerogen source rock began circa 11 Ma, approximately 4 m.y....

The Evolution of the South China Sea Basin in the MesozoicCenozoic and Its Significance for Oil and Gas Exploration: A Review and Overview

Fengli Yang, Dengliang Gao, Zhuan Sun, Zuyi Zhou, Zhe Wu, Qianyu Li

AAPG Special Volumes

..., MiocenePliocene tectonic inversion events: In a large delta province on an active margin, Brunei Darussalam, Borneo: Journal of Structural Geology, v...

AAPG Memoir 76, Chapter 13: Consolidation State, Permeability, and Stress Ratio as Determined from Uniaxial Strain Experiments on Mudstone Samples from the Eugene Island 330 Area, Offshore Louisiana

Beth B. Stump and Peter B. Flemings

AAPG Special Volumes

... μs/ft). By comparison, in-situ wire-line sonic traveltime measurements at core sample depths were 155 μs/ft in the A-12 and 149 μs/ft in the A- 20ST2...

New insights into deformation mechanisms in the gravitationally driven Niger Delta deep-water fold and thrust belt

Dominic Maloney, Richard Davies, Jonathan Imber, Simon Higgins, Stephen King

AAPG Bulletin

... as a zone within the Akata Formation that incorporates multiple detachment levels along which slip may occur through various brittle and ductile...

Petroleum Geology of Cretaceous-Tertiary Rift Basins in Niger, Chad, and Central African Republic

G. J. Genik

AAPG Bulletin

... the tectonic evolution, and Figure 5 sketches the paleo-eologic evolution. The key tectonic events started during the Pan-African crustal consolidation...

Abstracts: Improved Near-surface Velocity Models from 2D Waveform Tomography of Vibroseis First-arrival Data; #90173 (2015)

Brendan R. Smithyman and Ronald M. Clowes

Search and Discovery.com

..., BC [email protected] and Ronald M. Clowes University of British Columbia, Vancouver, BC Summary Constrained 3-D traveltime inversion followed...

An integrated model of the structural evolution of the central Brooks Range foothills, Alaska, using structural geometry, fracture distribution, geochronology, and microthermometry

Alec Duncan, Catherine Hanks, Wesley K. Wallace, Paul B. O'Sullivan, Thomas M. Parris

AAPG Bulletin

...., 2006).Fractures form in foreland basins at various stages in the evolution of the basin under varying burial and stress conditions. The earliest...

A New Method of Multiple Attenuation: Multiple Identification and Subtraction

Search and Discovery.com

... is two-way traveltime at offset x and 0 respectively, x is offset, and v is velocity. Data Examples In first synthetic data example (model...

P-wave velocity inversion with average velocity analysis method

Yan Yuefeng, Jing Shaodong, Wang Yingwei, Zhong Chuhan

International Meeting for Applied Geoscience and Energy (IMAGE)

...’s ratio method is not enough. Directly inverting the W-D curves also cannot obtain satisfactory results. Combined with the Monte Carlo inversion, we...

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

... traveltime expansions (abs.): 67th Annual International Meeting of Society of Exploration Geophysicists Expanded Abstracts, p. 17701773, doi...

Time-Lapse Refraction Seismic II: Field Examples

Martin Landrø, Lasse Amundsen

GEO ExPro Magazine

... surveys a year is normal. Permanent arrays can also be used to monitor micro seismic events, earthquakes, vessel noise, drilling noise and noise from...

ABSTRACT: Converted Shear-Wave Anisotropy Attributes for Fractured-Reservoir Management; #90013 (2003)

JAMES E. GAISER, RICHARD R. VAN DOK

Search and Discovery.com

... and well-log analyses. Figure 2 shows various fractured reservoirs where wells, ordered from least to most productive, are cross-plotted against percent...

Reconstruction of Allochthonous Salt Emplacement from 3-D Seismic Reflection Data, Northern Gulf of Mexico

Robert D. Walters

AAPG Bulletin

.... (1988) noted that, although Barton's (1933) reasoning contains various inconsistencies, examinations of thickness changes in sediments surrounding...