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The AAPG/Datapages Combined Publications Database
Showing 31,878 Results. Searched 195,354 documents.
ABSTRACT: Subsalt Imaging: beyond depth migration and model building; #90051 (2006)
Biondo Biondi
Search and Discovery.com
... operator. The second project developed a robust Migration Velocity Analysis (MVA) method based on wave-equation operator, that can be used where...
Unknown
The Wave Equation Applied to Migration
D. Loewenthal, L. Lu, R. Roberson, J. Sherwood
Southeast Asia Petroleum Exploration Society (SEAPEX)
.... One obvious route to pursue is the application to the migration of unstacked seismic data, which could well lead to more accurate velocity analysis...
1978
ABSTRACT: Geologically Constrained Pre-stack Depth Imaging over the Greater Burgan Oilfield, by Zahran, Wael A.; Mukherjee, Pradip K.; Al-Ghareeb, Aisha Y.; Cunnell, Chris; Saleh, Tamer; Abdel-Wahab, Hossam M.; #90141 (2012)
Search and Discovery.com
2012
Rapid Multiple-Scenario Depth Structure Risk Analysis Case Study in Cuulong Basin, Vietnam
Nguyen Nam, Hong Shien Lee
Indonesian Petroleum Association
... the use of picks helps to identify the reliability of picks and then eliminate the bad picks or bad horizons 1- Seismic velocity is PSTM migration...
2008
Residual Temperature Analysis--Tracking Subsurface Fluid Migration: ABSTRACT
R. H. Pilger, Jr., Jeffrey A. Nunn
AAPG Bulletin
...Residual Temperature Analysis--Tracking Subsurface Fluid Migration: ABSTRACT R. H. Pilger, Jr., Jeffrey A. Nunn 1982 618 618 66 5. (May) Positive...
1982
Integrating Basin Modelling with Geophysical Methods; #120108 (2013)
Hans Martin Helset, Zhijun Du, and Erling Fjær
Search and Discovery.com
... rock maturation and hydrocarbon migration. Sediment velocity and resistivity are dependent on the temperature and effective stress history...
2013
Anisotropic Multi-Azimuthal Velocity Model Building and Depth Imaging on Tulip 3D Coil Shooting Survey
Michele Buia, Suyang Chen, Olga Zdraveva, Swee Leng Ng, Martin Bayly, Michelle Tham
Indonesian Petroleum Association
... azimuth sectors for migration velocity © IPA, 2012 - 35th Annual Convention Proceedings, 2011 analysis and azimuthal tomography velocity model...
2011
Unlocking the Potential of Conventional Narrow Azimuth Data by Full-Waveform Inversion: a Deep Carbonate Imaging Case Study, Offshore Indonesia
Jun Wang, Yonghe Guo, Putri Supriandini, Bahrul Yusrie, Natalia Anggriani
Indonesian Petroleum Association
... velocity model for FWI was derived from a prestack time migration velocity that was converted to a depth interval velocity with smoothing applied. Water...
2021
Wave equation traveltime Kirchhoff with real data applications
Hu Jin, Vladimir Bashkardin, Petr Jilek, Chandan Kumar, Han Liu, John Etgen, Madhav Vyas, Ganyuan Xia
International Meeting for Applied Geoscience and Energy (IMAGE)
... high-resolution models. However, migration gathers are still needed for verifying the quality of the velocity model and for performing post-migration...
2023
Resolving complex velocity and gas absorption features with full-waveform inversion in the Taranaki Basin, New Zealand
Yuelian Gong, Dominic Fell, Robert Hunn, Richard Bisley, Alexander Karvelas, Bee Jik Lim
Petroleum Exploration Society of Australia (PESA)
...Resolving complex velocity and gas absorption features with full-waveform inversion in the Taranaki Basin, New Zealand Yuelian Gong, Dominic Fell...
2019
Abstract: Quantitative Interpretation on Presalt Carbonate Reservoir From Deepwater Offshore Angola; #90310 (2017)
Chyril Anwwar Ibrahim, Trisakti Kurniawan
Search and Discovery.com
.... A Kirchhoff pre-stack depth migration with input of anisotropic velocity model were used in order to produce the seismic data that would have better...
2017
Prestack Depth Migration for "Easy" Unconventional Plays?, #41056 (2012)
Morgan Brown
Search and Discovery.com
..., and expectations must be calibrated. 4) Dense, iterative velocity analysis is key to PSDM success. 5) Anisotropic PSDM is the only rigorous way to handle...
2012
Reflection or Refraction?
Aleksandr Nikitin, Nikolay Amelin, Sergei Pokrovskii, Andrey Lekomtsev
GEO ExPro Magazine
... a refracted wavebased velocity model can be a better, more stable and reliable alternative for signal enhancement data processing, migration procedures...
2017
Chapter Ten-part 2: Depth Conversion
Leslie R. Denham, Dave K. Agarwal
AAPG Special Volumes
... as horizontally (it is not isotropic). And the layers used for velocity analysis are rarely uniform. Finally, the reflections are not, in general, horizontal...
2011
Incorporation of Geology, Wells, and Rock Physics into Anisotropy Estimation for Seismic Depth Imaging Enables True Earth Model, #40828 (2011)
Huyen Bui, Peck-Hwa David Ng, Jenny Zhou, Chih-Wen Kue, Mart Smith
Search and Discovery.com
... be wrong at zero offset because the most important parameter that can cause the wrong depth is the vertical seismic velocity used in migration. To create...
2011
NMO Application in VTI Media: Effective and Intrinsic Eta (Geophysics Paper 6)
Joel Starr, Maz Farouki
Geological Society of Malaysia (GSM)
... Brazil. Values of ηeff range from 0 – 0.141. The ηeff field was determined by residual migration velocity analysis using the Alkhalifah NMO equation...
2008
Abstract: Depth Imaging of the Drake Structure in the Ultra-Deep Shelf Play of the Gulf of Mexico
George Zemlicka, Robert J. Bruce, Peter Gale, John E. G. Savage, Karen L. Sherlock, Dong-Sheng Li, Mike Plumlee, William J. Schneider, Glen Denyer, Randol Haworth, Jay Menard, Ricardo J. De Campos
GCAGS Transactions
... to the high quality depth image was the construction of a detailed velocity model, with sediment velocities derived from tomography and migration...
2006
ABSTRACT: Depth Conversion: Application and Verification of Depth Conversion of 3D and 2D Seismic Data - Case Histories, by J. E. LaFrenier and J. Dunkelberg; #91021 (2010)
Search and Discovery.com
2010
Scale Modeling of Bed Forms: Abstract
John B. Southard, Lawrence A. Boguchwal
Dallas Geological Society
... d, mean flow velocity U, fluid density p and viscosity μ, sediment size D and density ps, and gravity g), dimensional analysis provides four model...
1977
Scale Modeling of Bed Forms: Abstract
John B. Southard, Lawrence A. Boguchwal
CSPG Special Publications
... d, mean flow velocity U, fluid density p and viscosity μ, sediment size D and density ps, and gravity g), dimensional analysis provides four model...
1977
Overview of Exploration Geophysics: Recent Breakthroughs and Challenging New Problems: Hydrocarbons
B. S. Flowers
AAPG Special Volumes
..., but accurate velocity measurements that will give proper depth conversions are not possible. The ordinary time-migration section produced with migration-before...
1976
Overview of Exploration Geophysics--Recent Breakthroughs and Challenging New Problems
B. S. Flowers
AAPG Bulletin
... enough to be visible, but accurate velocity measurements that will give proper depth conversions are not possible. The ordinary time-migration...
1976
Seismic Time to Depth Conversion and Uncertainty Analysis for Horizon Prediction in a Proposed Well-Site of Sungai Gelam Field, Jambi Subbasin
Muhamad Wildan P., Imam Muda Gunawan, Andry Pujiriyanto, Sudarmaji
Indonesian Petroleum Association
... depending on the purpose and the availability of existing data sources. In seismic data, processing in the form of migration also involves velocity modeling...
2013
Abstract: Prestack Depth Migration with the Gabor Transform; #90211 (2015)
Yongwang Ma and Gary Margrave
Search and Discovery.com
... migration, dealing with lateral velocity variation while keeping the advantages of the phase-shift method, i.e., accuracy and efficiency. Other phase-shift...
2015
Abstract: Seismic Imaging near and within the Basement Offshore Malaysia; Including Comparisons of Imaging Algorithms (Geophysics Paper 19)
Nabil El Kady, M. Shah Sulaiman, Zabidi M Dom, Tang Wai Hoong, Lee Mei Lu, Pavel Vasilyev, Martin Bayly
Geological Society of Malaysia (GSM)
...; velocity model building and migration methods applied to successfully image the data. The basement fractures are present at a variety of scales but to aid...
2011