Revealing the discontinuities by 3D prestack diffraction separation and imaging

Chuangjian Li, Suping Peng, Xiaoqin Cui, Peng Lin

International Meeting for Applied Geoscience and Energy (IMAGE)

...(a) are generated by the 3D Kirchhoff migration method, where the red dotted lines indicate the locations of the inline, crossline, and picked layers, respectively...

Water column corrections: Joint water velocity inversion for 4D marine surveys

Didier Lecerf, Mathieu Lange, Andrew Oates, Jyoti Kumar

International Meeting for Applied Geoscience and Energy (IMAGE)

.... These effects create lateral data jitters on crossline sections, characterized as “time striping” in common offset classes. Since the amount of timing...

Abstracts: True-Amplitude PS Prestack Time Migration via 5D Interpolation; #90173 (2015)

Peter W. Cary, Albert Zhang

Search and Discovery.com

...Abstracts: True-Amplitude PS Prestack Time Migration via 5D Interpolation; #90173 (2015) Peter W. Cary, Albert Zhang AAPG Search and Discovery...

Abstract: Wide Azimuth Interpolation; #90211 (2015)

Daniel Trad, Jeff Deere, and Scott Cheadle

Search and Discovery.com

... techniques, such as migration, have strict requirements on information content in the input seismic data. Although not a substitute for well-sampled field...

Abstract: Fracture Detection Using Multi-Azimuthal AVO At Y107, Jizhong Depression, Hebei Province, China; #90063 (2007)

Search and Discovery.com

Basement Fractured Reservoir Characterization Using Seismic Attributes and Borehole Image in GiantŽ Area, Jambi Sub-Basin, South Sumatra Basin

Faris Mohamad Noor, C. Prasetyadi, Alexis Badai Samudra, Yosi Hirosiadi

Indonesian Petroleum Association

..., as they are the alley for hydrocarbon migration, providing conditions for long-distance migration, and linking source and reservoir rocks which may...

Optimised 3D Land Geophysical Survey Design - A Case Study

P. van Baaren

Papua New Guinea (PNG) Petroleum Convention Proceedings

... of the Survey - Migration Aperture The surface extent of the survey will depend on the size of the subsurface area to be imaged. Extra full fold data must...

Chapter 14 (Case Histories of Three-Dimensional Seismic Surveys)—Case History 7: Shallow 3-D Seismic and a 3-D Borehole Profile at Ekofisk Field

John A. Dangerfield

AAPG Special Volumes

... these data. The input to the migration was restricted to data from geophones 3 to 6 in each array, overlapping geophones not being used. Crossline...

Chapter 7: Advanced Reservoir Characterization Using 3D Seismic Data in Badger Basin, Bighorn Basin, Wyoming

John E. Buggenhagen

Montana Geological Society

.... Hunt, J.M., 1990, Generation and migration of petroleum from abnormally pressured fluid compartments: AAPG Bulletin, v. 74, no. 1, pp...

High-resolution imaging in the Campos Basin using legacy seismic acquisition

David Brookes, Darrell Armentrout, Milos Cvetkovic, Terry Johnson, Trish Sullivan

International Meeting for Applied Geoscience and Energy (IMAGE)

... and the resulting migration operators worked together to maximize the resulting image resolution. The shallow section is represented by deep marine sediment...

Broadband Seismic Technology and Beyond: PART X: IsoMetrix … Isometric Sampling

Lasse Amundsen, Martin Landrø

GEO ExPro Magazine

... for the two other components of the velocity measurement, he wonders? Using Crossline Data Let’s go back to basics. The acoustic wave equation governs...

Imaging of the Guando Field Colombia in Time and Depth

M.A. Hall, V. Avramovic, J.T. Basick, I. Novianti, D.T. Maucione, P.Kroshko, J.C. Garzon

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... precision in its image fidelity to guide the drilling. After some early success with pre-stack time migration (PreSTM) it was decided to attempt pre...

Linear Trends of Paleo-Pockmarks and Fluid Flow Pipes in the Jurassic and Triassic Sediments of Offshore Northwest Australia

Tayallen Velayatham, Simon Holford, Mark Bunch

Petroleum Exploration Society of Australia (PESA)

... at the intersection which then acted as a focal point for fluid escape and vertical migration. The source of the fluid overpressure could not be confirmed...

5-D Interpolation Compensates for Poor Sampling, by Daniel Trad; #41504 (2014).

Search and Discovery.com

Anisotropic depth migration in the Colombian Llanos Foothills as a key to understanding the structure in depth

emamedov

Search and Discovery.com

...Anisotropic depth migration in the Colombian Llanos Foothills as a key to understanding the structure in depth emamedov AV Anisotropic Depth...

Abstract: Improving the Image: 5D Interpolation and COV Gathering of a MegaBin’ Survey; #90171 (2013)

Darren P. Schmidt, David Gray, Xinxiang Li, Daniel Trad, and Jon Downton

Search and Discovery.com

... Basin (WCSB). Two technologies are examined here: 5D interpolation and pre-stack time migration (PreSTM) of Common Offset Vectors (COV’s). MegaBin surveys...

Salt in the Vulcan Sub-Basin, NW Australia: Observations from High-Quality 3D Seismic Data and Implications for Palaeogeography

Simon Molyneux, Stephen Doyle

Australian Petroleum Production & Exploration Association (APPEA) Journal

... prestack depth migration sequence with full waveform inversion imaging and included several types of demultiple applications and five iterations of depth...

Insights on time-lapse changes from 4D joint full-waveform inversion in Mississippi Canyon, Gulf of Mexico

Markus Albertz, Vincent Durussel, Tianjiang Li, Gaurav Dutta, Xin Cheng, Oscar Perez, Markos Sourial, Aurora Rodriguez Castelan

International Meeting for Applied Geoscience and Energy (IMAGE)

.... Due to higher resolution and better illumination compared to conventional migration images, high-resolution velocity models and FDRs are increasingly...

Abstract: Which Curvature is Right for You? Part - 1; #90174 (2014)

Satinder Chopra and Kurt J. Marfurt

Search and Discovery.com

... second-order derivative of time or depth structure, or a 2D first-order derivative of inline and crossline dip components. As a derivative of dip...

Abstract: Challenges of 4C Seismic Acquisition and Processing Offshore Sarawak (Paper 21)

Cyril Wong

Geological Society of Malaysia (GSM)

.... The common conversion point varies with both offsets and VpNs ratio. In our processing we solve this by doing pre-stack depth migration whereby we derived...

Abstract: The Benefits of Receiver Infill Stations A Technical and Operational Case Study; #90174 (2014)

Keith Millis

Search and Discovery.com

.... In addition, the complexity of the target and desire for a robust dataset required a significant migration apron. These two conditions lead to a high trace...

Extended Abstract: Shallow Hazard and Gas Escape Systems Modelling from 3D Seismic Data

Tom Wooltorton

GCAGS Transactions

... elements of the system in place to analyze each part in turn (Fig. 1). Individual reflectivity inline/crossline displays show the presence...

Exploring the Norwegian Atlantic Margins: Møre and Vøring Basins

Bent Kjølhamar, Jan Langhammer, Nick Woodburn, Reidun Myklebust, Simon Baldock, TGS

GEO ExPro Magazine

... migration and even generating hydrocarbons. The Møre and Southern Vøring Basins are challenging seismic terrains that include soft sediment deformation...

3-D Architecture of Cretaceous Channel Systems in the Northern Orange Basin, Offshore South Africa, #11183 (2019).

Lynise J. Esterhuizen, Jonathan Salomo, Chantell Van Bloemenstein, Anthony Fielies,

Search and Discovery.com

... Geology Westward depocentre migration • • • Two-fold subdivision: an older synrift unit, overlain by a younger post-rift unit Episodic uplift Rifted...

Why Should We Pay for a Merged Survey that Contains the Data We Already Have? An Oklahoma Red Fork Example

Yoryenys Del Moro, Alfredo Fernandez Abad, Kurt J. Marfurt

Oklahoma City Geological Society

... prior to migration increases the migration aperture and hence the lateral resolution of faults, channel edges, and steeply dipping reflectors that were...