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The AAPG/Datapages Combined Publications Database
Showing 493 Results. Searched 195,405 documents.
Abstract: First-Arrival TomoStatics and Residual Statics for Near-Surface Corrections; #90211 (2015)
Jie Zhang, Oz Yilmaz, and Nanxun Dai
Search and Discovery.com
... for resolving residual statics like in the conventional NMO and stacking process. Thus, resolving long-wavelength statics from the first-arrival tomography...
2015
Footprints in Seismic Data, by Surinder Sahai and Khalid Soofi, #40230 (2007).
Search and Discovery.com
2007
Seismic Aids Heterogeneity Hunt, by Satinder Chopra and Yong Xu; #40489 (2010)
Search and Discovery.com
2010
Predicting Seismic Data Quality from Multispectral Satellite Imagery in Alberta Oil Sands; #41335 (2014)
Andrew V. Barrett, Art Siewert, and Ron Weedmark
Search and Discovery.com
... predictive deconvolution, NMO, and alignment statics. This has proven to be a good predictor of final data quality on a shot station basis. Although a surface...
2014
Prestack Impedance Inversion Aids Interpretation, by Satinder Chopra and Ritesh Kumar Sharma; #41664 (2015).
Search and Discovery.com
2015
Conditioning Prestack Seismic Data in the Offset-Azimuth Domain; #42462 (2019)
Ritesh Kumar Sharma, Satinder Chopra
Search and Discovery.com
... is not optimal. Instead of stacking the azimuthally-sectored normal moveout, or NMO, corrected traces at every CMP, we suggest generating supergathers using...
2019
3-D AVO Analysis and Modeling Applied to Fracture Detection in Coalbed Methane Reservoirs
Antonio C.B. Ramos, T.L. Davis
Rocky Mountain Association of Geologists
... as a SV-wave. This interface correspond to a strong velocity contrast. Notice the interference produced by the converted wave (event with undercorrected NMO...
1997
AAPG Memoir 76, Chapter 19: The Future of Pressure Prediction Using Geophysical Methods
Alan R. Huffman
AAPG Special Volumes
... becomes important. The simplified Dix model becomes progressively more problematic in the presence of steeply dipping and complexly structured...
2001
The Geophysicist Communicating with Seismic Processing
R. E. Sheriff
Southeast Asia Petroleum Exploration Society (SEAPEX)
... the effect of the EXPGAIN previously applied; /NMO applies normal moveout, and certain files (FILES) are plotted so that we can see how appropriate...
1980
Determining the Coal Bed Methane Distribution Based on Amplitude Variation With Offset (AVO) Analysis and Seismic Inversion: Case Study of Sumatra Basin
Padmadi Heru Wibawa, Abd. Haris, Suprajitno M.
Indonesian Petroleum Association
... and isotropic horizontal layer. The inversion algorithm assumes that a) the input CMP gather is properly migrated and corrected for NMO effects, b) the input...
2007
P-Wave Azimuthal Anisotropy and Its Application in Sandstone-Conglomeratic in Yani Oil Field
Zha Chaoyang, Shen Shuirong, Hairunnisa, Xia Tianfang
Indonesian Petroleum Association
... is tight with low permeability and porosity. Data Two subsets of 3D seismic data were loaded: post-stack migration and pre-stack NMO CDP gathers. Pre...
2008
Improved Subsurface Imaging and Interpretability Through Broadband Reprocessing of Legacy Seismic Data: Examples from North West Shelf Australia
Stephen Malajczuk, Rajesh Saklani, Dean Clark, David Eastwell
Petroleum Exploration Society of Australia (PESA)
... to the broader frequency bandwidth. Migrated CMP gathers are also available after reprocessing, and Figure 4 shows these NMO corrected gathers with a 200m...
2016
Dude, wheres my AVO? A case study from the Browse Basin, North West Shelf, Australia
Said Amiribesheli, Jordan McGlew, Joshua Thorp
Petroleum Exploration Society of Australia (PESA)
... Migration (PSTM) workflow that incorporated 4th order Normal Moveout (NMO) velocities at the migration stage. The 4th order NMO velocities provides...
2019
Pore-Pressure Prediction in the Permian Basin Using Seismic Prestack Inversion
Colin Sayers, Lennert den Boer
Unconventional Resources Technology Conference (URTEC)
... (NMO) analysis or kinematic inversion because these velocities typically have poor vertical resolution. By comparison, inversion of reflection...
2019
Fullband imaging
Zhengmin Zhang, Jiwei Jia, Geping Fu, Hao Zhang, David Chow, Barry Hung, Ian Anstey, Wai Leong Lai
Petroleum Exploration Society of Australia (PESA)
.... (a) Common channel before deghosting; (b) after bootstrap deghosting, and (c) after 3D deghosting; (d) NMO-corrected CMP gathers before deghosting...
2016
Fracture Detection Interpretation Beyond Conventional Seismic Approaches, #41035 (2012)
Gary Jones, Rocky Roden
Search and Discovery.com
... available, processed through NMO and Pre-Stack Time Migration, and of good quality. The first series of displays shows a map of maximum curvature...
2012
AVO Seismic Technology - Workshop Summary
Brian Russell
PTTC
.... Equations for full anisotropy are quite complex. It is at times difficult to distinguish the effects of anisotropic and other non-hyperbolic NMO events...
2003
Seismic Acquisition in the Papuan Fold Belt: A New Approach
G. S. Hill, S. J. Price, M. S. Foster, R. W. Stephenson, D. Ellis, J. A. Lyslo
Papua New Guinea (PNG) Petroleum Convention Proceedings
... deconvolution (160msec operator) NMO (velocity analysis every 1.25km) Outer trace mute (max. offset retained 18(K)m) Residual statics (2) DMO Stack (36 fold...
1996
AVO Analysis and Simultaneous Inversion of Spec Survey Data in Arafura Sea
Feby Hapsari, Irfan Saputra, John Coffin, Liyanto
Indonesian Petroleum Association
... prospect near the Kola-1 well. METHODS Data Preparation For AVO modeling and analysis, 20 lines of 2D NMO corrected CDP gathers in the Arafura field were...
2008
Broadband Seismic Technology and Beyond: Part IX: BroadSeis in Production
Lasse Amundsen, Martin Landrø, Vetle Vinje, Jo Firth
GEO ExPro Magazine
... towards the initial model. NMO-derived seismic velocities are often used to define the initial low frequency model, which provides information at the very...
2014
Enabling the Next Generation of Hydrocarbon Exploration
Stefano Volterrani, Tim Matava, Zakir Hossain, Shihong Chi, Brian W. Horn
GEO ExPro Magazine
... seismic NMO velocity to calculate anisotropic parameters and propagate the anisotropy along seismic horizons. This traditional approach works...
2018
Long Offset AVO in a Midcontinent Tight Gas Sand Reservoir
Pankhurst, Duane, Marfurt, Kurt, Sullivan, Charlotte
GCAGS Transactions
... information added to the seismic trace headers. Normal moveout (NMO) and dip moveout (DMO) corrections were applied with azimuthal anisotropic...
2002
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
..., accomplishing both NMO and 3-D migration. Unfortunately, the deepest 15 levels were so severely distorted by the gas that it was not useful to migrate...
2011
2.2 Basement Involved: 2.2.3 Passive Margins: Guyana Offshore
W. J. Jankowsky and G. Schlapak
AAPG Special Volumes
.... NMO-functions derived from continuous velocity analyses DAS: 2 Operators/Trace, Op. Lenth: 236 msec. Gate: 200 - 5900 msec. TVF:0.0 - 1.0 sec...
1983
Fracture Detection by Azimuthal Differential Residual Moveout
Juefu Wang
Search and Discovery.com
... implementation, we assume the target has weak HTI anisotropy and is embedded in an isotropic background. Typically, after NMO we observe systematic...
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