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The AAPG/Datapages Combined Publications Database
Showing 547 Results. Searched 200,691 documents.
Multiple Aliasing Problems in Marine Data
P. Chia, C. O. Kuek, P. Ward, K. S. Lee
Geological Society of Malaysia (GSM)
.... The datasets were then sorted to the CDP domain, NMO corrected using the primary events velocities and stacked. The results are shown in Figure 3. R1...
1992
Abstract: Increasing Seismic Resolution by Decreasing Receiver Spacing; #90171 (2013)
David C. Henley, Kevin W. Hall, Malcolm Bertram, and Eric Gallant
Search and Discovery.com
... property near Priddis, an experimental 3D survey was conducted in 2007 (Lawton et al, 2008) in which shallow, dipping reflecting horizons were successfully...
2013
A Comprehensive Approach to Depth Imaging in Thrust Belt Environments
Ron Schmid, Brian Link, Patrick Butler
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... violates our traditional NMO and CDP assumptions. Added to these subsurface challenges are the additional considerations of rapid elevation changes (up...
1997
Fundamental 3-D Seismic Survey Design
Stuart Wright
Rocky Mountain Association of Geologists
.... This is due to increases in the migration aperture required to capture the dipping events. The cell size responds inversely to structural dip...
1995
DAS seismic monitoring of the shallow CO2 controlled-release experiment at the South West Hub In-Situ Laboratory
K. Tertyshnikov, R. Pevzner, B. Freifeld, L. Ricard, A. Avijegon
Petroleum Exploration Society of Australia (PESA)
...; the wavefield separation has been performed and seismograms were NMO corrected. Figure 2 shows the results of the processing: panels from left to right...
2019
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
Three-Dimensional Seismic Analysis in the Characterization of a Giant Carbonate Field, Onshore Abu Dhabi, United Arab Emirates
Peter Melville, Omar Al Jeelani, Saeed Al Menhali, Jürgen Grötsch
AAPG Special Volumes
... across the dipping data. A priority 3-D cube was processed through a conventional sequence using refraction statics, a prestack 95% FK demultiple...
2004
Diving wave tomography: Velocity modelling using first arrival traveltime
Amatul Syafi Abdul Basit, Abdul Rahim Md Arshad, Arulini Permalu
Geological Society of Malaysia (GSM)
... particularly when seismic data has poor signal-to-noise ratio (SNR) with complex geologic settings where no clear reflector is present. Considering...
2022
Abstract: AVO Analysis of a 2D Seismic Line in the Malay Basin (Paper 9)
Dashuki Mohd, Idrus Mohd Shuhud
Geological Society of Malaysia (GSM)
... at every 1 km interval, Radon velocity filtering and NMO correction. The NMO corrected CMP gathers were used for AVO analysis. The AVO analysis...
1995
Abstract: Non-First-Break Solution for Shallow Velocity Anomaly Problem; #90211 (2015)
Emil Blias
Search and Discovery.com
...-density automatic non-hyperbolic NMO picking, (ii) Analytical NMO inversion to estimate shallow velocity structure, (iii) Non-linear horizonbased traveltime...
2015
Facies-constrained elastic full-waveform inversion for tilted orthorhombic media
Ashish Kumar, Ilya Tsvankin
International Meeting for Applied Geoscience and Energy (IMAGE)
..., however, are limited to models with a horizontal symmetry plane, which are inadequate for many subsurface formations, such as dipping fractured...
2024
All that wobbles isnt necessarily azimuthal anisotropy
Helen Debenham, Jennifer Badry, Mohamed Megebry
Petroleum Exploration Society of Australia (PESA)
... are shown in Figure 7. It is noticeable that the bright event on the gathers, which is the Nura-Nura reflector, shows a pattern where, as the azimuth...
2019
3.2 Basement Involved: 3.2.1 Crustal Profiles: The Moine and Outer Isles Seismic Traverse (MOIST)
J. A. Brewer and D. K. Smythe
AAPG Special Volumes
... data, from its outcrop on the Isle of Lewis to its intersection with MOIST, at about SP 3400-3500 (Figure 2). Westerly-dipping sedimentary rocks...
1983
The Role of Regional Seismic Surveys in the Exploration of the North West Shelf
J. Ostby, C. Johnston
Petroleum Exploration Society of Australia (PESA)
...'). The result is best illustrated on combined velocity analyses (Figs 3-6), showing normal-moveout (NMO) corrected gathers, constant velocity stacks...
1994
Confirming Reservoir Geometry and Exploration Opportunity through 5D Interpolation PSDM in The Sub-ophiolite Zone, Banggai Sula Basin, Central Sulawesi
Mufied Ahmad, Dadang Ramdan, Yudi Herdiana, Abdullah Nurhasan, Arif Budi Mulyawan
Indonesian Petroleum Association
... ahead of schedule. Reflector’s depth is confirmed using not only velocity data from well W-20 but also from the neighboring field. New interpretation...
2021
Abstract: AVO Compliant Spectral Balancing; #90171 (2013)
Nirupama Nagarajappa and Jon Downton
Search and Discovery.com
... the amplitude versus offset relationship introducing systematic error into subsequent AVO analysis. Further, spectral balancing is often performed after NMO...
2013
Seismic Processing in the Papua New Guinea Fold Belt - Recent Experience
N. J. Fisher, F. R. Nicholson
Papua New Guinea (PNG) Petroleum Convention Proceedings
..., Deconvolution, Initial Statics, Velocity Analysis, Residual Statics, NMO, Mute, Stack with velocities and residual statics usually iterated a second time...
2000
Abstract: Static Corrections Via Raypath Interferometry: Recent Field Experience; #90224 (2015)
David C. Henley
Search and Discovery.com
... conventional statics correction methods, is a set of NMO-corrected source or receiver gathers. Each gather is transformed to the radial trace (RT) domain...
2015
Combined P and S Waves Survey for Hydrocarbon Exploration
Basuki Puspoputro
Indonesian Petroleum Association
... seismic data acquisition. Generated P-waves are reflected by reflector (R) as P-waves and S-waves (converted waves P/SV). Vp/Vs Ratio Laboratory...
1990
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
An automatic velocity picking method based on object detection
Ce Bian, Weifeng Geng, Ping Yang, Pengyuan Sun, Guiren Xue, Haikun Lin
International Meeting for Applied Geoscience and Energy (IMAGE)
... gathers through NMO correction, which requires professional technicians with rich seismic processing experience and geological background to spend...
2022
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
Velocity Analyses of Near Seafloor Strata Based on Multichannel Seismic Data from the Tonga Platform
Jeffrey E. Cole, Dennis M. Mann
Circum Pacific Council Publications
... were produced of reflector coherency as a function of stacking velocity and two-way travel time (Figure 6). These coherency plots were used...
1985
Abstracts: Time-Lapse VSP Data Analysis from Weyburn CO2 Project; #90173 (2015)
Amin Baharvand Ahmadi, Igor Morozov
Search and Discovery.com
... and calibrate the NMO-corrected VSP data to the surface seismic records, the VSP to CDP transformation was conducted by using the same CDP binning...
2015
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
... mapped. The Antelope Member is in light blue. It is underlain by the McDonald Shale Member (approximated by the high amplitude continuous reflector). Note...
2015