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The AAPG/Datapages Combined Publications Database

Showing 463 Results. Searched 188,958 documents.

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Forward Modeling to Improve Seismic Acquisition Design

Paula A.C. Barbosa, Jose A. Jaramillo, Jose H. Olaya

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... shot gathers were Normal Move Out (NMO) corrected and stacked; and section B was pre-stack time migrated. To validate the model used, we correlated...

2006

Tectonic Analysis of a Viking Graben Border Fault

Nils Fagerland

AAPG Bulletin

... deconvolution before stack; 1:2:1 mix with differential NMO correction. Twenty-four lines were migrated. Line 150 in the south and lines 171, 173, 175...

1983

Shipboard Processing and Interpretation

D.M. Angstadt

Geological Society of Malaysia (GSM)

... • PREDICTIVE DECONVOLUTION • BAND PASS FILTERING • SET GEOMETRY - > CoMoPo GATHER • VELOCITY ANALYSIS • NMO CORRECTION, MUTING • TRACE MIX 1:3:1 • BAND...

1992

Abstract: Fracture Detection Via Azimuthal Analysis of Seismic Data: Snake Oil or silver Bullet?; #90187 (2014)

Mike Perz, Peter Cary, Xinxiang Li, and Satinder Chopra

Search and Discovery.com

..., AB, Canada and P wave NMO velocity differences parallel and perpendicular to fractures, respectively), while the VVAZ and SWS responses depend...

2014

Recent Advances in Borehole Seismic

W. L. Nutt

Indonesian Petroleum Association

... the subsurface model. This NMO correction has the effect of replacing the oblique reflector travel times from the source to the receiver by the corresponding...

1984

Moho, Basin Dynamics, Salt Stock Family Development, and Hydrocarbon System Examples of the North German Basin Revisited by Applying Seismic Common Reflection Surface Processing

Heinz-Juergen Brink, Dirk Gajewski, Mikhail Baykulov, Mi-Kyung Yoon

AAPG Special Volumes

.... Gierse, and J. Pruessmann, 2001, The common reflection surface (CRS) stack: Structural resolution in time domain beyond the conventional NMO/DMO stack...

2012

3.4 Detached Sediments: 3.4.1 Decollement Tectonics (A-Subduction): Southern Appalachian Folding and Faulting

F. L. Sachnik and R. D. More

AAPG Special Volumes

...). In this area gently dipping Lower Cretaceous sandstones rest unconformably on the truncated structured Paleozoic sediments in this area, and no test...

1983

Understanding Multiples to Upgrade Low-Relief Prospects

Sunu H. Praptono, Witan O. Ardjakusumah

Indonesian Petroleum Association

.... The ringing source is probably not too far from the reservoir level, so that there is no sufficient contrast in NMO velocity compared to the primary...

1996

Seismic Profiles of the Powder River Basin, Wyoming

W. Richard Moore

Rocky Mountain Association of Geologists

... on the steeply-dipping west flank of the basin and crosses the basin axis. PRB-1 in southern Campbell County is located along structural dip on the east...

1985

Abstract: Anisotropy-Preserving 5D Interpolation by Hybrid Fourier Transform; #90224 (2015)

Juefu Wang and Shaowu Wang

Search and Discovery.com

... applying the interpolation. This new method does not require this effort. Furthermore, multiples or dipping events are usually not flat after NMO...

2015

Abstract: Azimuthal Anisotropic NMO Analysis for Amplitude Stripping Removal in Sumandak 3D Reprocessing (Geophysics Paper 15)

Mazlan Ghazali, Edgardo Padron, Mehmet Ferruh

Geological Society of Malaysia (GSM)

...Abstract: Azimuthal Anisotropic NMO Analysis for Amplitude Stripping Removal in Sumandak 3D Reprocessing (Geophysics Paper 15) Mazlan Ghazali...

2011

New Data Reveals Sub-Salt Levantine Basin

Øystein Lie, Per Helge Semb

GEO ExPro Magazine

... and NMO stack. The up-going pressure wavefield (P-up) derived from the dual-sensor data was extrapolated to the 2006 survey streamer depth...

2009

Abstract: A Seismic Workstation Solution to Bakken AVO; #90174 (2014)

D. Meisinger and N. H. Kalmanovitch

Search and Discovery.com

... a measure of interference between P and S waves at a reflector and since fractures change S waves AVO should provide the ability to distinguish between...

2014

AVO Inversion in Marine Gas Hydrate Studies; #41603 (2015)

Marc-André Chen, Stan Dosso, George Spence, Michael Riedel, Roy Hyndman

Search and Discovery.com

...-simulating reflector (BSR) on low frequency seismic records. One of the methods that may provide constraint on the concentration of gas hydrate...

2015

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

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

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

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

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

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