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The AAPG/Datapages Combined Publications Database
Showing 17,696 Results. Searched 200,357 documents.
Using Multi-Azimuth Walkaway VSP Data to Image a Tight Gas Bearing Permo-Carboniferous Glaciogenic Reservoir
Search and Discovery.com
N/A
AVO Attributes for Successful Exploration and Field Development: A Case Study From Sarawak Basin, Offshore Malaysia
Norbert Van de Coevering, Rusdinadar Sigit, Reza Lasman
Indonesian Petroleum Association
... was carried out for a small number of wells. Using the results to predict hydrocarbon occurrences using real seismic gathers is somewhat challenging...
2005
High-Resolution Anisotropic Earth Model Building on Conventional Seismic Data Using Full-Waveform Inversion: an Offshore Australia Case Study
Bee Jik Lim, Denes Vigh, Stephen Alwon, Saeeda Hydal, Martin Bayly, Chris Manuel, Dimitri Chagalov, Gary Hampson, Dimitri Bevc
Indonesian Petroleum Association
... to using FWI is the need for low frequencies to be present in the seismic data, or, the initial starting velocity model must contain the correct low...
2014
Seeing through the shear zone for the first time: The impact of seismic technologies on the clarity of seismic image over Bahrah field
Ali Mohamed, Adel El-Emam, Nacim Brika, Halis Bayri, Amr Issa, Kashif Adeel
International Meeting for Applied Geoscience and Energy (IMAGE)
.... These include survey matching, multiple attenuation, anisotropic model building and multiazimuth reflection common-image point (CIP) tomography workflows...
2022
Ekofisk--First of Western European Giant Oil Fields: ABSTRACT
Edwin Van Den Bark, Owen D. Thomas
AAPG Bulletin
... using its End_Page 701------------------------------ common-reflection-point seismic system. On a reflector near the Danian the structure exhibited...
1979
Abstracts: Determining Elastic Constants of an Orthorhombic Material by Physical Seismic Modeling; #90173 (2015)
Faranak Mahmoudian, Gary F. Margrave, P. F. Daley, and Joe Wong
Search and Discovery.com
... of Calgary [email protected] and Gary F. Margrave, P. F. Daley, and Joe Wong Summary Analysis of group velocity measurements taken from a model made...
2015
Abstract: Data Evaluation in AVO Analysis, by Yang Zhili; Fan Guozhang; Lv Fuliang; Wang Bin; Yang Taotao; #90163 (2013)
Search and Discovery.com
2013
Seismic lineaments characterization using independent component analysis
Abdulmohsen AlAli, Yazeed Altowairqi, Constantinos Tsingas, Ali AlSultan
International Meeting for Applied Geoscience and Energy (IMAGE)
... analysis of seismic diffracting using migrated dip-angle gathers: 78th Annual International Meeting, SEG, Expanded Abstracts, 2176–2180, doi: https...
2022
Abstract: Low-frequency vibroseis acquisition experiment in Saudi Arabia; #90254 (2016)
Nabil Khadiri Yazami, Van C. Do, Waleed N. Omar, Thierry L. Tonellot
Search and Discovery.com
... specifically for full waveform inversion. Excellent quality low frequencies were acquired using 10 vibrators per shot point, and sweeping for 24...
2016
Abstract: Improving the Statics Solution through De-migration: A Canadian Foothills A-PSDM Case History; #90172 (2014)
Jiwu Lin, Sylvestre Charles, Josef Heim
Search and Discovery.com
... building iterations using the new statics solution. The additional iterations benefited from the improved signal to noise ratio on the Common Image Point...
2014
Automated velocity modeling with domain transformations
Kevin Gullikson, Arnab Dhara, Ram Tuvi, Mrinal K. Sen
International Meeting for Applied Geoscience and Energy (IMAGE)
... the data from the shot gather domain to the tau-p domain, then predicting the time-domain velocity model using a U-Net, and finally converting from...
2024
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
...) corrected gathers. Transforming amplitude data to velocity data from the nearest offset to the far offset in Common Mid Point (CMP) gathers produce...
2012
Determination and Delineation of Anomalously Pressured Gas Accumulations in the Siberia Area, Washakie Basin, Wyoming
Ronald C. Surdam, Zun Sheng Jiao, Yuri Ganshin, Nicholas G. K. Boyd III
Wyoming Geological Association
... of velocity analysis that is necessary for evaluation of anomalously pressured gas assets in the RMLB. The velocity study outlined in this article enables...
2001
Interpretation Methods in the Exploration of Oligocene-Miocene Carbonate Reservoirs, Offshore Northwest Madura, Indonesia
David C. Carter, Dwi Mandhiri, Robert K. Park, Imron Asjhari, Syaiful Basyuni, Sergey Birdus, John P. Bradfield, Ary Iriawan, Meutia Nasfiah, M.A. Agung Nugroho
Indonesian Petroleum Association
... data for each layer. (ii) Continuous velocity estimation, whereby the velocity is estimated at each common reflection point (CRP) provides high...
2005
AVO Response for Gas Sands of the Monserrate Formation, Upper Magdalena Valley of Colombia
C.J. Dueñas, M. G. de Freitas, A. Mantilla
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... step consists of well log-based AVO modeling using the Greenberg & Castagna equation to model the shear wave velocity (Vs) from P-wave logs; Gassmann...
2006
Integrating Seismic Imaging and Inversion
Francisco Bolivar, Richard Cooper, Lucy MacGregor, Jacqueline O’Connor, Jeff Codd, David Kessler
GEO ExPro Magazine
... and reduction in turn-around time as duplication of steps is avoided. Using PSTM Gathers in Inversion Today depth imaging is at the core of seismic data...
2017
ABSTRACT: Confirming Depth Models using Differential Wide Aperture Seismic; #90061 (2006)
James H. Leven
Search and Discovery.com
...-stack depth migration or for precise depth conversion, particularly for field definition. Normal moveout (NMO) “velocity” analysis is a relatively...
2006
The Role of Statics Application in the Imaging of Sub-Surface in Fold Belt Areas, #40746 (2011)
Arun Kumar Arya, Bharat Chandra Joshi, Narinder Pal Singh,
Search and Discovery.com
...–k filtering (7) Sorting to CDP gathers (8) Band pass filtering (120–250 Hz) (9) Velocity analysis (10) Residual static correction (11) NMO correction...
2011
Eye-Openers from Re-Processing of Oil Sands Seismic Data; #41290 (2014)
David Gray, Seann Day, and Scott Shapper
Search and Discovery.com
... at the Cretaceous-Devonian unconformity and its effects on: i. Velocity analysis ii. Assessment of statics and cap-rock integrity iii. Deconvolution 2...
2014
Interferometry Application to Interpolate Missing 2D Seismic Data in Shot Gathers
Lily Suherlina, M.Yusup Nur Khakim, Hilman Mardiyan, Roy Baroes
Indonesian Petroleum Association
... The model is derived using a forward modeling method and made in purpose to two varying layers with certain velocity. Block X Field Data Contributed by PT...
2016
Stratigraphic Velocity Interpretation: National Petroleum Reserve--Alaska: Chapter 12
E. W. Peikert
AAPG Special Volumes
... with seismic-stratigraphic principles. Velocity analysis starts with the formation of CDP velocity gathers at a number of points along the section. The travel...
1985
Abstract: Geophone and MEMS Accelerometer Comparison at Spring Coulee, Alberta; #90171 (2013)
Michael S. Hons and Robert R. Stewart
Search and Discovery.com
... by S reflection _ spec = − 1. N noise _ spec In addition, NMO velocity analysis was performed on the data to flatten the reflectors. The same velocities...
2013
PSDM for Unconventional Reservoirs? A Niobrara Shale Case Study
Search and Discovery.com
N/A
Hybridised Weighted Boot-Strap Differential Semblance
Hamish Wilson, Lutz Gross
Petroleum Exploration Society of Australia (PESA)
... for full waveform inversion (Tarantola, 1984; Virieux and Operto, 2009). Velocity analysis can be done via several approaches. Some common methods...
2016
Seismic Data Preconditioning for Improved Reservoir Characterization (Inversion and Fracture Analysis); #41347 (2014)
Darren Schmidt, Alicia Veronesi, Franck Delbecq, and Jeff Durand
Search and Discovery.com
... analyses and corrections can be done. Processes such as orthorhombic velocity analysis (Wang and Wilkinson, 2012), high-density bispectral velocity...
2014