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The AAPG/Datapages Combined Publications Database
Showing 662 Results. Searched 195,596 documents.
Abstract: Resolution and Location Uncertainties in Surface Microseismic Monitoring; #90174 (2014)
Michael Thornton
Search and Discovery.com
... imaging with only compressional waves, significantly reducing the sensitivity to velocity model assumptions. While the surface arrays offer several...
2014
Improving Structural Imaging
Svein-Erik Sjulsen, Chris Stevens
GEO ExPro Magazine
... significant improvements in both resolution and structural imaging. The improvements were gained mainly through more accurate velocity modelling and effective...
2007
Mini Seismic Processing System for Training and Research Purposes
Suprajitno Munadi, Bambang Triharjanto
Indonesian Petroleum Association
... can be identified. The strongest with the lowest phase velocity is the ground roll. The group with moderate magnitude and moderate phase velocity...
1993
Understanding Azimuthal P-Wave Anisotropy through Multiple Vendor and Attribute Comparisons
Jamie Rich, Breanne Kennedy, Marianne Rauch-Davies
Unconventional Resources Technology Conference (URTEC)
... this azimuthal variation in p-wave data. The usual approach is to quantify this variation by measuring the azimuthal variation in normal moveout velocity. Ideally...
2016
Maximizing imaging resolution and amplitude fidelity of low-dip stratigraphic traps through continued optimization of seismic acquisition and processing: A case study from the Guyana South East Stabroek Block
Yaxun Tang, Fuxian Song, Lorie Bear, Mark Widmer, Luke Wilson, Vikas Gudipati, Rishi Bansal, Steve Knapp, Chunshou Xia, Wei Zhao, Yu Huang
International Meeting for Applied Geoscience and Energy (IMAGE)
... iteration, DCT minimized the differences between input and target dip field while reducing the residual depth moveout. In additional to velocity model...
2023
Reducing Reservoir Characterization Uncertainties and Improving Field Recovery through Four-Dimensional Seismic Technology: An Integrated Four-Dimensional Seismic Interpretation Workflow
Jie Zhang, Dez Chu, Ganglin Chen, Kelly Wrobel, William L. Soroka
AAPG Special Volumes
.... T., A. Colpaert, G. P. Eberli, and R. J. Weger, 2008, Effects of microporosity on sonic velocity in carbonate rocks: The Leading Edge, v. 27, p. 10121018...
2011
Geophysical Data for Geologic Study
R. C. Dunlap, Jr.
AAPG Bulletin
... special equipment which permits us to remove both the effects of variations in near-surface conditions and the normal moveout of the reflections. When we...
1956
Improving Structural Definition Using Horizon-Guided Velocity Modeling, Loma Guadalosa Field, Neuquén Basin, Argentina.
Mariana Olmeda, Marcelo Koremblit
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... de velocidades de stacking se presume un move-out hiperbólico, mientras que aquí el moveout es diseñado a partir del trazado de rayos sobre un modelo...
2008
Lithology Prediction by Extrapolating Well Data
Brian Barley, Dean Chergotis, Mai Wilson, Susan Young
Indonesian Petroleum Association
... of some alternative methods follows. Lindseth (1979) used interval velocities derived from stacking velocities and an assumed velocity-density...
1992
DAS microseismic reflection imaging for hydraulic fracture and fault zone mapping
Yuanyuan Ma, Jonathan Ajo-Franklin, Avinash Nayak, Xiaoyu Zhu, Julia Correa
International Meeting for Applied Geoscience and Energy (IMAGE)
... hydraulic fracturing. A microseismic catalog by the surface array is shown in (a) map view and (b) side view. (c) The layered isotropic velocity model...
2023
De-risking Appraisal Phase in the Recent Gas Discovery in Banggai-Sula Basin, Central Sulawesi: Application of AVO Analysis and Pre-stack Inversion in the Sub-ophiolite Reef Carbonate Play
Mufied Ahmad, Yudi Herdiana, Tika R. Pertiwi, Hendarsyah, Arie Naskawan
Indonesian Petroleum Association
..., integration of amplitude versus offset (AVO) techniques and rock physics analysis was conducted to investigate the hydrocarbon extent. The AVO class...
2021
Analysis of a Multi-Well Eagle Ford Pilot
Kevin Raterman, Yongshe Liu, Baishali Roy, Kyle Friehauf, Brian Thompson, Aaron Janssen
Unconventional Resources Technology Conference (URTEC)
... well. The fiber detects fluid movement in the well as a thermal moveout; the velocity and direction of the transient is quantified, and the outflow...
2020
Estimating Seismic Anisotropy Parameters from Rock Properties in Wolfcamp Shales, Midland Basin
Jaewook Lee, David Lumley
Unconventional Resources Technology Conference (URTEC)
... velocity and anisotropic parameters to quantify the amount of kerogen in target shale formations and understand their organic richness (Vernik et al., 1994...
2022
Redevelopment of the Deep Tuscaloosa Gas Trend: A 3-D Seismic Case History of Judge Digby Field; Pointe Coupee Parish, Louisiana
Frank C. Sheppard, III, David N. Wright, Patrick L. McGrievy
GCAGS Transactions
...------------------------ Figure 4. Amoco's #5 Parlange discovery; Tuscaloosa interval logs End_Page 526------------------------ velocity/statics, Dip Moveout (DMO...
1997
Ground Roll Removal and Signal Preservation by Cascading SVD Polarization Filters with Localized Fk-Filters; #41543 (2015)
Kristof De Meersman, Chris Ansorger
Search and Discovery.com
... stacking, polarization filtering and even band pass filtering. The reality is that many of these techniques often fail to sufficiently improve the data...
2015
Application of Amplitude, Frequency, and Other Attributes to Stratigraphic and Hydrocarbon Determination: Section 2. Application of Seismic Reflection Configuration to Stratigraphic Interpretation
M. T. Taner, R. E. Sheriff
AAPG Special Volumes
... of normal moveout (variation of arrival time with source-to-geophone distance) of amplitudes and, to a lesser extent, of the dominant frequency...
1977
Radar Structure of Earthquake-Induced, Coastal Landslides in Anchorage, Alaska
Walter A. Barnhardt, Robert E. Kayen
Environmental Geosciences (DEG)
... velocity in the sediment and allowed the conversion of travel times to depths. Barnhardt, W. A., Jaffe, B. E., and Kayen, R. E. (1999). Evaluation...
2000
From trash to treasure: Three-dimensional basement imaging with “excess” data from oil and gas explorations
Doyeon Kim, and Larry D. Brown
AAPG Bulletin
...). The smaller source effort used in the nodal survey is compensated in part by the greater stacking fold for the 3-D geometry, nominally 53 versus 12...
2019
THE APPLICATION OF HIGH RESOLUTION SEISMOLOGY TO THE DELINEATION OF FAULTING AND COAL SEAM THICKNESS: A CONTINUING CASE HISTORY
Anthony R. Wagner
North Dakota Geological Society
... traces. Following the trace adjustment, a velocity analysis was performed and an automatic statics procedure, which...
1984
Woollybutt 2001: A Geoscience Odyssey
D. J. Hearty, M. A. Battrick
Petroleum Exploration Society of Australia (PESA)
... velocity field derived from Pre-Stack Depth Migration (PSDM) processing. Depth conversion was completed using 3 layers and a combination of PSDM...
2002
North Belut 3D Seismic Processing Experience: The First High-Resolution High-Density Q-Marine Survey Conducted in Indonesia
Andreas T. Waluyo, Michael I. Challis
Indonesian Petroleum Association
... as the primaries and with very little normal moveout (NMO) velocity difference. Too strong an application of demultiple processes could potentially destroy...
2008
Integrated Interpretation of Seismically Derived Rock and Fracture Attributes for Shale Gas Reservoir Characterization
Gang Yu, Yusheng Zhang, Xing Liang, Uwe Strecker, Maggie Smith
Unconventional Resources Technology Conference (URTEC)
... elliptical velocity inversion indicates that anisotropy varies horizontally and vertically, and that it is dominantly controlled by stress azimuth, which...
2014
A method for assessing earth model uncertainty in the Taranaki Basin, New Zealand
Edward Lewis, Dennis van der Burg, Tony Martin, Lorenzo Russo, Tony Bell
Petroleum Exploration Society of Australia (PESA)
... and limited legacy data, reservoir evaluation is often based on the interpretation of one seismic image. Building a suitable velocity model followed...
2018
Evidence of Post-Pleistocene Faults on New Jersey Atlantic Outer Continental Shelf: GEOLOGIC NOTES
R. E. Sheridan , H. J. Knebel
AAPG Bulletin
... true-amplitude recovery, normal-moveout correction, vertical summation of 2 on 1, CDP-gather velocity analysis at every 3-km spacing, time-variant...
1976
Seismic simulations of experimental strata
Lincoln Pratson, Wences Gouveia
AAPG Bulletin
...) deconvolving the data, (4) correcting the data for dip-dependent normal moveout, (5) conducting velocity analysis, and (6) stacking the data. Figure...
2002