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The AAPG/Datapages Combined Publications Database
Showing 493 Results. Searched 195,456 documents.
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
... hydrocarbon charged reservoir from brine reservoir. RMS Velocity field is main driver of VVO or VVA. It is generated automatically from Normal Move Out (NMO...
2012
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
Pre-Stack Inversion to Seismic Rock Type Predictability (SRT) Case Study: Gabus Zone 3B in Belanak Field
Baskoro Arif Kurniawan, Maria Fransisca Meirita, Aguslianto Efendy Harahap, Haniva Navilova, Willy Gunary Abadi
Indonesian Petroleum Association
... such as flattening pre-stack gathers, noise removal, applying corrected Q and amplitude preserved seismic. Trims Static Belanak PSTM gathers showed residual NMO...
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
Abstract: Robust Surface-Consistent residual Statics and Phase Correction Part 1; #90224 (2015)
Nirupama Nagarajappa and Peter Cary
Search and Discovery.com
... and receivers. The proposed method can converge to a local maximum. To avoid this, it is necessary to have good NMO velocities and have a starting...
2015
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
Seismic Imaging of Sturctural, Stratigraphic and Diagenetic Plays - Workshop Summary
Bruce Hart
PTTC
... is desired and what can be afforded. Seismic processing follows both normal moveout (NMO) to correct effects of separation between the receiver...
2003
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
Optimización de Migración Pre-Apilado en Tiempo Tipo Kirchhoff para Datos Sísmicos 3D en los Llanos Orientales [PAPER IN SPANISH] Migration Optimization of Pre-Stack Kirchhoff Time Type of 3D Seismic Data in the Eastern Plains
María Isabel Prieto, José María Jaramillo
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... suposición de un medio isotrópico, donde se tiene en cuenta el efecto de la anisotropía en la estimación de las velocidades que describen la curva de NMO...
2009
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
Combined P and S Waves Survey for Hydrocarbon Exploration
Basuki Puspoputro
Indonesian Petroleum Association
..., the position of common reflection point (CRP) and normal moveout corrections (NMO). The differences are caused by the distinct raypaths of P-wave and P/SV...
1990
Mini Seismic Processing System for Training and Research Purposes
Suprajitno Munadi, Bambang Triharjanto
Indonesian Petroleum Association
... (right). The trainee can also be asked to select the velocity function which is required for NMO correction. In practical cases this work needs...
1993
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
Section 3: Displays of Seismic Sections: Forearc Margin, Central Aleutian Ridge
David W. Scholl, Jill McCarthy, and Holly Ryan
AAPG Special Volumes
... University. This work consisted of demultiplexing, sorting, trace editing, velocity analysis, NMO correction, bandpass filtering, 24-fold common depth...
1986
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...
Unknown
Abstract: Converted Wave Receiver Statics from First Break Mode Conversions; #90171 (2013)
Kristof De Meersman and Marcelo Roizman
Search and Discovery.com
.... No deconvolution was applied. Example B was obtained using the same data, but we added our receiver statics correction on the NMO corrected ACP gathers...
2013
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...
Unknown
Structure-and-Amplitude-Preserving Multi-Channel Deconvolution
Search and Discovery.com
... according to its predictability. Coherent noise can be predicted using model-based approaches. For example, multiples after NMO exhibit parabolic...
2013