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The AAPG/Datapages Combined Publications Database

Showing 493 Results. Searched 195,452 documents.

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Designing Coal-Bed Methane Seismic Acquisition Survey Parameters Using Finite Difference Modeling

Abdul Haris, Befriko Murdianto, Adriansyah

Indonesian Petroleum Association

... moveout (nmo) correction and converted to depth. It can be observed that coal C is resolvable, but coal A and B cannot be resolved possibly due to tuning...

2009

Dip and Azimuth Determination in 3D CRS-Stack

A. Hendriyana, M. Jaya, R. Sule, A.D. Guntara

Indonesian Petroleum Association

...):  extracting v NMO in conventional stacking. K NIP is obtained from CMP gather in automatic manner because it is better to have this attribute for every...

2013

Mitigation of the 3D Cross-Line Acquisition Footprint Using Separated Wavefield Imaging of Dual-Sensor Streamer Seismic Data … A First Example from Malaysia

Mazin Farouki, Andrew Long, Richard Jones, Yee Ah Chim, Magdalene Tang, Hui LeGleut, Shaoping Lu, Dan Whitmore, Adam Betteridge

Indonesian Petroleum Association

..., for shallow events and at large offsets a frequency distortion occurs as a result of Normal Moveout Correction (NMO), and a mute is required to remove...

2013

Shale Gas OVT Seismic Data Prestack Trace-Gather Optimization Technique

Yusheng Zhang, Gang Yu, Xing Liang, Benjing Liu, Guangming Hu

Unconventional Resources Technology Conference (URTEC)

... and intercept of τ. Normally, multiples have approximately parabolic moveout in the gathers after NMO correction, while other types of coherent noise...

2015

Prestack Investigation of Shallow Surface-Sourced Seismic Data in Central-Northern Louisiana

D. Cimadomo, G. Kinsland, R. Zhang

GCAGS Transactions

... bandpass filtering, interactive velocity analysis (IVA), and normal move out (NMO). The data are sorted by common midpoint (CMP) number and consists of 277...

2021

Abstracts: True-Amplitude PS Prestack Time Migration via 5D Interpolation; #90173 (2015)

Peter W. Cary, Albert Zhang

Search and Discovery.com

... of a converted-wave seismic trace, the regular processing flow of NMO plus DMO and poststack migration can have difficulty achieving an optimal image...

2015

An Overview of Reservoir Seismic Stratigraphy, Frontmatter

Tom Wittick

North Texas Geological Society

... Recovery 3-3 Wavelet Processing 3-5 Statics 3-10 Normal Moveout or NMO 3-11 Spectral Balancing 3-11 Migration 3-12 Chapter 4 Synthetic...

1992

Pre-Stack Calibration to Well Data: Intercept & Gradient Scaling … A Case Study From the Norwegian North Sea

Nguyen Nam, Larry Fink

Indonesian Petroleum Association

... the seismic wavelet, are not discussed in this paper. The causes for AVO scaling problems, such as multiples, incorrect velocity, residual NMO...

2007

Recent Advances in Borehole Seismic

W. L. Nutt

Indonesian Petroleum Association

..., bandpass filter and true amplitude recovery are applied. A normal moveout (NMO) correction is then applied using the velocity function derived from...

1984

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

Application of Offset Seismic Profiles in the Jatibarang Volcanic Reservoir

W. L. Nutt, Jujur Sirait

Indonesian Petroleum Association

... processing of edit and stacking the raw data, bandpass filter and true amplitude recovery are applied. A normal moveout (NMO) correction is then applied...

1985

Un Nuevo Enfoque para el Analisis de la Variación de la Amplitud con el Offset (AVO) [PAPER IN SPANISH] A New Approach to the Analysis of the Amplitude Variation with Offset (AVO)

Consuelo Garcia Mojonero, Angela Echanove Homos, Agustin Arrieta Murillo

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... centra el nuevo metodo. Partimos de un conjunto de CMP's procesados en amplitud preservada y corregidos de NMO. Estos CMP's se cargan como una...

1997

Where's the Data? Acquisition and Processing of Seismic Data in the PNG Highlands

Subhash Chandra, Geoff Mansfield, Peter Carver

Petroleum Exploration Society of Australia (PESA)

... in data conventional NMO and Stack. The 2005 seismic section shown in Figure 3 is an example of data with this sequence applied. Recent advances in noise...

2015

Extended Abstract: Multiple Attenuation Research

PESA Staff

Petroleum Exploration Society of Australia (PESA)

... with processes such as NMO correction, produce varying degrees of data stretch. Another issue is that not all spurious events on a seismic section are P...

1995

Integrated Amplitude versus Offset (AVO) Approach for Delineating Stratigraphic Traps

M. Azuddin M. Yusof

Geological Society of Malaysia (GSM)

... out (NMO) corrected common depth point (cdp) gathers should be conducted on lines with well control since this method is the most precise even though...

1999

Elastic Impedance Inversion for Reservoir Delineation … A Quantitative Interpretation Case Study in the Malay Basin (Geophysics Paper 11)

N. Cheng, I. Bukhari, I. Kanok, S. Awirut, C. Vitoon

Geological Society of Malaysia (GSM)

...-out (NMO) gathers from tapes to supergathers for enhancing the signal-to-noise (SIN) ratio; transform super-gathers into angle-gathers for true...

2008

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

... static and NMO corrections, deconvolution, filtering, and wave equation migration. Seismic response of shallow Cretaceous formations is fair...

1983

Active Margin: Volcanics, North Island, New Zealand

D. Bradford Macurda, Jr.

AAPG Special Volumes

... DATA PROCESSING PARAMETERS Date Processed: December 1982 EDIT/DMX Sample Rate: 4 ms NMO/STACK: 48 Fold DECONVOLUTION: Min Phase Min Pred Lag: 36...

1987

Abstract: Tectonics of the Coral Patch Ridge Area and Adjacent Horseshoe and Seine Abyssal Plains (Gulf of Cadiz) Based on New Multichan

Sara Martínez, Eulàlia Gràcia, Rafael Bartolomé, Pedro Terrinha, Abdelouhad Birouk

Search and Discovery.com

..., band-pass filter, predictive deconvolution, geometry CMP gather, NMO, stack, and Stolt FK migration (1500 m/s). The MCS lines presented here were...

2008

Abstract: Near-surface S-wave Velocity from an up Hole Survey using Explosive Sources; #90187 (2014)

Saul E. Guevara, Gary F. Margrave, and William M. Agudelo

Search and Discovery.com

... in a borehole (e. g. Heelan, 1953; Lee and Balch, 1982). Additionally, a test for this hypothesis using the Dix NMO equation with the resulting...

2014

Quantifying the Benefit from Pressure Gradient Data in Wavefield Reconstruction for Time-Lapse Seismic, #40843 (2011)

Phil Christie, Kurt Eggenberger, Everhard Muyzert, Massimiliano Vassallo, Ali Özbek

Search and Discovery.com

... and a generic, single-component sinc interpolator (SINC), NMO-SINC was used whereby reflections were de-aliased with normal moveout (NMO) corrections...

2011

A Simple Guide to Depth Conversion: Part I

Ashley Francis

GEO ExPro Magazine

... are the so-called stacking velocities. Seismic processing requires curving events on gathers to be flattened using the NMO stretch correction before...

2018

Understanding Azimuthal P-Wave Anisotropy through Multiple Vendor and Attribute Comparisons

Jamie Rich, Breanne Kennedy, Marianne Rauch-Davies

Unconventional Resources Technology Conference (URTEC)

... wavefield aperture. Higher frequency spatial curvature (or much lower frequency) results in degraded correlations. Commonly ignored in standard NMO...

2016

Shallow Seismic Reflection Survey by Using Accelerated Weight Drop as Seismic Source

Alfian Alfian, Rachmat Sule, Awali Priyono, Masami Hato, Takao Aizawa, Alphius Dwi Guntara

Indonesian Petroleum Association

... mid-point) sort Velocity Analysis NMO (normal move-out stretch mute 20%) Bottom mute CMP Stack Display Line-2 Data Loading Geometry DC removal...

2016

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