Anisotropic Pre-Stack Depth Migration in the Cusiana and Cupiagua Sur Fields

J. Checa, M. Mesa, N. Burke, J. Calderon, H. Alfonso, U. Egozi, B. Ver West, M. Yates

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

.... Imaging in complex foothills areas requires Prestack depth migration (PSDM) in order to account for strong lateral variation of velocities. However, it has...

Illuminating Fine Scale Geology and Creating Robust Seismic Attributes Using High Trace Density Seismic Data in the Midland Basin

Andrew Lewis, Bruce Karr, Ron Bianco, Stonnie Pollock

Unconventional Resources Technology Conference (URTEC)

... seismic survey and 2009 3D seismic survey. The 2019 HTD 3D seismic survey samples much fuller azimuth data than the 2009 3D seismic survey (Figure 8...

ABSTRACT: Suppression of the Acquisition Footprint for Seismic Sequence Attribute Mapping, by Kurt J. Marfurt, Ron M. Sheet, John A. Sharp, Jim C. Ward, Gordon J. Cain, and Mark G. Harper; #91019 (1996)

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Niobrara Surface Seismic Data - Resolution Enhancement and Reservoir Characterization Through Wavefield Re-Datuming and Inversion

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Abstract: Using-MultiFocusing 3D Diffraction Imaging to Predict Fracture Corridors/swarms in the Bazhenov Formation; #90187 (2014)

Marianne Rauch-Davies, Alex Berkovitch, Danil Pelman, and Kostya Deev

Search and Discovery.com

... present a generalization of the method proposed by Berkovich et al. (2009) to a 3D data set. The method is based on the MultiFocusing moveout time...

Imaging below Seafloor Canyons and other Rugose Features

Dominic Fell, Kiran Dyal, Tony Hallam, Sebastian Nixon

Australian Petroleum Production & Exploration Association (APPEA) Journal

... is located over this shelf break region of the Otway Basin, shown in Fig. 1. The study area consisted of two narrow azimuth seismic surveys acquired in 2006...

Conditioning Prestack Seismic Data in the Offset-Azimuth Domain; #42462 (2019)

Ritesh Kumar Sharma, Satinder Chopra

Search and Discovery.com

...Conditioning Prestack Seismic Data in the Offset-Azimuth Domain; #42462 (2019) Ritesh Kumar Sharma, Satinder Chopra GC Conditioning Prestack Seismic...

Resolving geological complexity with legacy streamer survey: Potiguar 3D offshore Brazil case study

Seet Li Yong, Milos Cvetkovic, Terry Johnson, Boedi Soelistijo, Leon Ge

International Meeting for Applied Geoscience and Energy (IMAGE)

... frequencies along with full azimuth geometries as they are key elements in deriving optimal FWI results (Roende et al, 2020; Huang et al, 2020...

Azimuth and Offset in Design of Successful 3-D Survey, by Stuart Wright, #40121 (2004).

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Vietnam: Improved Images of Fractured Basement

Jim Keggin, Wathik Alaaraji, Joe Zhou

GEO ExPro Magazine

... the benefits of higher density full azimuth seabed data to enhance our understanding of fractured basement reservoirs. Fractured Granite Reservoirs The ‘buried...

Processing the KTK 3D seismic Survey for Azimuthal Information: San Joaquin Basin, California; #41649 (2015)

M. Lee Bell and Gary Myers

Search and Discovery.com

... of the velocities with azimuth in an example from the Marcellus from slide 10. The fast velocity direction will result in the arrival times of events...

A Breakthrough of Bekapai Converted S-Wave Processing and its Positive Impact to Structural Interpretation

Effendy Siawira, Andy Kristianto, Jaques Bonnafe, Natalia Anggriani, Cepi M. Adam, Zainal Abidin, Firman B. Kurniawan, Supriady, Claudio Strobbia, Yang Liu, Youning Li, Xiagui Miao, Libo Zi, Guishui Wang

Indonesian Petroleum Association

... PSDM Beam PSDM 4) 2D Parabolic Radon De-Multiple per azimuth 5) Linear Noise Attenuation per azimuth 6) Anisotropic Moveout Analysis up to 3.5...

Fractured Reservoir Prediction … A Case Study in the Sichuan Basin; #10512 (2013)

Ling Yun, Xiangyu Guo, Qianggong Song, and Weisheng He

Search and Discovery.com

..., Tsvankin (1994) and Alkhalifah (1995) presented the equation of nonhyperbolic reflection moveout in anisotropic media. Schoenberg (1995) and Bakulin...

4-D Seismic: A Powerful New Technology for Monitoring Steam Movements in Duri Field-Central Sumatra

S. D. Jenkins, M. F. Bee, J. H. Lyle, E. Murhantoro

Indonesian Petroleum Association

.... The effect of temperatures on wave velocities in rocks with heavy hydrocarbons. SPE Reservoir Engineering, 3, 158-164. Duri Field, the second largest field...

Abstract: Shallow VSP Survey using a Small Vibrator Source; #90171 (2013)

Joe Wong, Soo K. Miong, Robert R. Stewart, Eric V. Gallant, and Kevin W. Hall

Search and Discovery.com

... 100Hz. The downhole geophone has no azimuth control, so the two horizontal component labels merely indicate two orthogonal orientations. Phase reversals...

Abstract: Improved PSDM Imaging Workflow by Integrating Near Surface and Well Velocities; #90319 (2018)

Duryodhan Epili, Hani Alzharani, Adam J. Fox, Luke LaFreniere

Search and Discovery.com

...Abstract: Improved PSDM Imaging Workflow by Integrating Near Surface and Well Velocities; #90319 (2018) Duryodhan Epili, Hani Alzharani, Adam J. Fox...

Sonic Log Analysis from Isotropic and Anisotropic Media In Carbonate Reservoir, the Case Study at Stella Alpina Field

Wahyu Tri Sutrisno, Septian Prahastudhi, Ari Teguh Sugiarto, Ayi Syaeful Bahri, Dwa Desa Warnana, Yulia Putri Wulandari

Indonesian Petroleum Association

..., the propagation of compressional and shear waves at difference velocities through anisotropic shale can have a pronounced impact on sonic log readings...

Eagle Ford Shale Prospecting with 3-D Seismic Data Within a Tectonic and Depositional System Framework, #10361 (2011)

Galen Treadgold, Steve Sinclair, David F. Nicklin, Bruce Campbell,

Search and Discovery.com

... Depth Traditional Acquisition 90 Degrees 1.5 x Depth 1.25+ x Depth Full Azimuth Shooting 180 Degrees (Full Azimuth) 1.5 x Depth Unconventional...

Abstracts: Determining Microseismic Event Locations by Semblance-weighted Stacking; #90173 (2015)

David W. Eaton, Jubran Akram, Andy St-Onge, and Farshid Forouhideh

Search and Discovery.com

... is selected based on the largest semblance-weighted stack value in conjunction with an azimuth determined from energy analysis using horizontal geophones...

Prestack Depth Migration for "Easy" Unconventional Plays?, #41056 (2012)

Morgan Brown

Search and Discovery.com

...). The combination of modern wide-azimuth, high-fold seismic with PSDM presents a powerful tool for fault delineation. 3) Improve the accuracy of seismic...

Surface Microseismic Monitoring of Hydraulic Fracture Stimulations, Bakken Formation, Nesson

David Abbott, Sherilyn Williams-Stroud, RonShaffer

Search and Discovery.com

... stimulations in the Bakken; and (2) characterize fracture azimuth, length,and symmetry with respect to rock properties. The surface microseismic data were...

Marine Multicomponent Seismic – The New Issues in the Developing Revolution

Jason Robinson

Indonesian Petroleum Association

... is the ratio of moveout P and S velocities and γvert is the ratio of vertical P and S velocities, as obtained by event correlation (Rommel, 1997; Thomsen...

Abstract: The Pony Discovery, Green Canyon Block 468, U.S. Gulf of Mexico: Structural Uncertainty Analysis, by Ryan Mann, Henry Zollinger, and Steve Checkles; #90124 (2011)

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Multichannel Seismic Survey of the Colombia Basin and Adjacent Margins: Convergent Margins; Field Investigations of Margin Structure and Stratigraphy

Richard S. Lu, Kenneth J. McMillen

AAPG Special Volumes

... of normal moveout for shallow penetration (generally 2.5 seconds sub-bottom) and from refraction velocities published by Ewing, Antoine, and Ewing (1960...

Beam Migration for Imaging of Complex Structures

Karl Schleicher, John Sherwood, Lynn Comeaux, Mazin Farouki

Indonesian Petroleum Association

...,ymig,zmig), together with ancillary properties such as reflector dip, reflector azimuth, angle of incidence at reflector, S & R wave front curvatures...