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The AAPG/Datapages Combined Publications Database

Showing 493 Results. Searched 195,354 documents.

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Benefits and Uplift of Focused Post-Migration Gather Conditioning Over Prospect Specific Areas - An Indonesian Case Study

David Jessup, Dave Goulding, Andy Kalil

Indonesian Petroleum Association

... This QC provides an indication as to what degree of bandwidth attenuation occurs from near-to-far angles, either through spherical divergence or NMO...

2022

A Regional Velocity Cube for Depth Conversion on the Northwest Shelf

Maighréad Ní Dheasúna, Mark Ballesteros, James Leven

Petroleum Exploration Society of Australia (PESA)

... generated with lateral grid dimensions of Equation Use Average Velocity: ll Depth Conversion Stacking Velocity: L2 NMO Correction Table 7...

2012

Large-Scale Pore Pressure Prediction After Pre-Stack Depth Migration in the Caspian Sea (Geophysics Paper 24)

Norbert van de Coevering, Hazim Hameed Al-Dabagh, Liau Min Hoe, Tony Jolly

Geological Society of Malaysia (GSM)

... correction, are higher order NMO corrected using the new dense velocity and eta field; ○ These gathers are stacked to form the highest quality stack...

2008

Abstract: Q Estimation by a Match-filter Method; #90174 (2014)

Peng Cheng and Gary F. Margrave

Search and Discovery.com

...), (750, 0) and (1000, 0) of the layered earth model are generated. The corresponding NMO applied CDP gathers (#1, #2 and #3) can be obtained from...

2014

Abstract: Wide Azimuth Interpolation; #90211 (2015)

Daniel Trad, Jeff Deere, and Scott Cheadle

Search and Discovery.com

... have been obtained in the inline-crossline- azimuth-offset-frequency domain with NMO-corrected data. A related distinction is the number...

2015

Seismic Technologies for Unconventional Reservoir Characterization: Wamsutter Field Case Study; #110159 (2011)

Rosemarie Geetan, Brian Hornby, Ricko Wardhana

Search and Discovery.com

...: Offset sorted CMP after isotropic NMO<-> Resort these offsets by azimuth 0-360 degrees sinusoidal variation slow fast slow fast Exceptional azimuthal...

2011

Comparing Seismic Resolution and Signal and Noise Quality between Dense Point-Receiver and Conventional Data, Bakken Formation, North Dakota; #41160 (2013)

Niranjan Banik, Antoun Salama, Adam Koesoemadinata, George El-Kaseeh, Mark Egan, and Alfonso Gonzalez

Search and Discovery.com

... the real data. Note that this mute was tight enough to prevent normal move-out (NMO) stretch from being a significant factor in the subsequent frequency...

2013

Rock Physics Inversion: A Montney Case Study, #41295 (2014)

James Johnson, Lisa Holmstrom, Satwant Diocee, Rob Tilson, Sean Johnson

Search and Discovery.com

... noise no residual NMO) seismic data as an input to generate high quality results. To this end a novel noise reduction method was applied to the input...

2014

Seafloor Characteristics and Dynamics Affecting Geotechnical Properties at Shelfbreaks

Richard H. Bennett, Terry A. Nelsen

Special Publications of SEPM

... continental shelf and the steeply dipping influ the sediment chemical effects and micro structure are stilI in the qualitative and semi quan...

1983

Woollybutt 2001: A Geoscience Odyssey

D. J. Hearty, M. A. Battrick

Petroleum Exploration Society of Australia (PESA)

... time structure map. Particular attention was paid to multiple minimisation and careful selection of horizon consistent Normal Moveout (NMO) velocities...

2002

Seismic Inversion Resolution Enhancement With (3S) Spectral Blueing, Spectral Balancing, and Stochastic Inversion on Fluvio Deltaic Environment

Aji Darma Maulana, Nine Safira, Ongki Ari Prayoga, Egie Wijaksono, Alit Ascaria

Indonesian Petroleum Association

...-condition post-stack seismic data in the inversion process. Data processing operations such as NMO Stretch can reduce bandwidth and cause frequency loss...

2022

High-resolution seismic detection of shallow natural gas beneath Hutchinson, Kansas

Susan E. Nissen, W. Lynn Watney, Jianghai Xia

Environmental Geosciences (DEG)

... mutingVelocity analysisResidual static correctionNormal move-out (NMO) correctionCommon depth point (CDP) stackInterpretationsSeismic reflections on the CDP...

2004

Caracterización de la Orientación e Intensidad de Fracturas y/o VugsŽ de la Formación Escandalosa, Cuenca Barinas-Apure, con el Uso de Onda P. [PAPER IN SPANISH] Characterization of the Orientation and Intensity of Fractures and / or "Vugs" in the Escan

Ovalles Asdrúbal, Yennifer Herrera, Javier Pérez

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... superficie y balanceo de amplitudes (Figura 2). Finalmente, se agruparon las trazas en “CDPgathers”, se corrigió por NMO y se aplicaron correcciones...

2006

Integrated Analysis of Borehole and Seismic Data

E. Poggiagliolmi, R. D. Allred

Indonesian Petroleum Association

... to ascertain whether two-dimensional filters or NMO stretch have induced a non-minimum space-variant component. If no flaws can be found...

1993

Prospect De-Risking Through a Fully Integrated Approach from Seismic Processing to Geology Interpretation

Francois Baillard, Rajat Rathore, Zhengmin Zhang, David Gold, Safrin Arbi, Mat Hardenberg

Indonesian Petroleum Association

... before and after prediction within the zone of interest, corresponding to 300m shift in depth. Final migrated NMO gathers (maximum offset=7350m...

2017

Seismic Detection of Upper Dakota Sandstones on the Moxa Arch, Green River Basin, Wyoming, Using Amplitude Versus Offset Data

C. Dean Lausten

Wyoming Geological Association

... and 7c, left side). Summed Gathers Individual CDP gathers were examined in detail for proper NMO corrections, and were compared to the forward models...

1989

Feasibility and QC of 4D Reservoir Monitoring Projects

Andrew Long, Per Arild Reksnes, Barbara Kajl, Martin Widmaier, Sverre Strandenes

Petroleum Exploration Society of Australia (PESA)

... acquisition (e.g. footprint), processing (e.g. subtle time shifts related to residual NMO errors), and reservoir-related influences. In this case, medium...

2002

Integrated Workflows for Drilling Optimization and Enhanced Production

Jakob Heller, Venkatesh Anantharamu, Andrew Lewis, Bruce Karr, Ron Bianco

Unconventional Resources Technology Conference (URTEC)

.... Spectral balancing step was performed to reduce the effects of frequency loss due to increased transmission distance in far offsets and NMO stretch...

2023

Velocity for Pore Pressure Prediction Modeling and Risk Assessment

Selim Simon Shaker

GCAGS Transactions

... move-out (NMO)–corrected gathers should be used to check the accuracy of velocity picks but never to make predictions based on single velocity function...

2016

7.0 The Structural Significance of Seismic Velocity - A Progress Report

P. E. Gretener

AAPG Special Volumes

... of CDP SHOOTING demanding large offsets as a matter of routine. It has thus become possible to determine seismic velocity using normal moveout (NMO...

1981

Predicting Pore Pressure in Carbonates: A Review; #41830 (2016)

Sam Green, Stephen A. O'Connor, Alexander P. Edwards

Search and Discovery.com

... (PSTM) gathers combined with VSP data for time/depth conversion, a variety of velocity interpretations were generated; a) high density picked NMO, b...

2016

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Gas-Filled Jurassic Entrada Erg Sandstones at Flat Rock Field, Uintah County, Utah

John Dyer, Dan Donoho

Rocky Mountain Association of Geologists

... migration was produced, along with normal move-out (NMO) corrected common depth point (CDP) gathers. Post-stack signal enhancements included noise...

2008

The Impact of Anisotropic Mechanical Properties on Stimulation and Wellbore Stability in the Beetaloo Basin, Northern Territory, Australia

J Adam Donald, Thomas J. Neville

Unconventional Resources Technology Conference (URTEC)

... ratio corresponding to expansion parallel to bedding due to compression perpendicular to bedding Small-offset NMO factor Poisson's ratio corresponding...

2021

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