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Showing 16,595 Results. Searched 195,688 documents.
Velocity for Pore Pressure Prediction Modeling and Risk Assessment
Selim Simon Shaker
GCAGS Transactions
...Velocity for Pore Pressure Prediction Modeling and Risk Assessment Selim Simon Shaker 2016 487 504 Vol. 66 (2016) Prediction of pore pressure using...
2016
Frequency-Domain Waveform Tomography in the Foothills: Velocity Model Estimation with Synthetic Long-Offset Data
Search and Discovery.com
.... Using this dataset, we demonstrate the efficacy of Waveform Tomography in determining both the macro-velocity model and near-surface velocities...
2013
What if you need seismic to understand your geological model? Exploration in the UK Southern North Sea Rotliegend Transition Zone; #90017 (2003)
Hubert J. M. Dejong, Richard Knight, Ray McClenaghan, Franek Mrozek
Search and Discovery.com
... depth migration is not of sufficient quality, iterative pre-stack depth migration is required. Residual move-out analysis on common image gathers...
2003
Seismic in Understanding a Geological Model: Exploration in the UK Southern North Sea Rotliegend Transition Zone, by Hubert J. M. Dejong, Richard Knight, Ray McClenaghan, Franek Mrozek, #40114 (2004).
Search and Discovery.com
2004
Subsalt Seismic Imaging Advances in the Mexican Petroleum Provinces
Search and Discovery.com
N/A
Enhancing Reservoir Imaging and Monitoring Using Crosswell Seismic
Sanjeev Dogra, Ajay Nalonnil, Bruce Marion
Indonesian Petroleum Association
... and velocity profiling can be obtained from reflection processing and direct wave processing respectively. As seismic velocity is very sensitive...
2010
ABSTRACT: Prestack Depth Migration for 'Easy' Onshore Plays?, by Morgan Brown; #90156 (2012)
Search and Discovery.com
2012
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
ABSTRACT: Seismic High-Resolution and Velocity Surveys at Southern Appalachian Drill Site, by Robert A. Phinney, John B. Diebold, and Kabir Roy Chowdhury; #91043 (2011)
Search and Discovery.com
2011
Abstract: Complex Imaging Challenges Offshore South East India, by Pranaya Sangvai, Ajoy Biswal, Mohit Mathur, Ian F. Jones, Juergen Fruehn, Phil Smith, David King, and Michael Goodwin; #90081 (2008)
Search and Discovery.com
2008
A field data application of RockAVO: Data-driven, direct petrophysical inversion of prestack seismic data
Miguel Corrales, Hussein Hoteit, Matteo Ravasi
International Meeting for Applied Geoscience and Energy (IMAGE)
...-stack data and migration velocity. Once we have the offset and velocity fences, we convert them into angle gathers. Next, we create reliable initial...
2023
ABSTRACT: Wave Equation Prestack Depth Migration for Deep Gulf Coast Prospecting
Morgan Brown, Joe Higginbotham, Cosmin Macesanu
GCAGS Transactions
...., Ste. 156, Houston, Texas 77079 ABSTRACT The shallow section in the Gulf Coast normally exhibits a simple, depth-variable velocity profile, which...
2009
Full-Waveform Inversion Application on 2D Slanted Streamer Data - A Case Study
Andreas Waluyo
Indonesian Petroleum Association
... bands of FWI iterations using refraction and reflection energy. Within each frequency band, the FWI inversion ran for a maximum of eight iterations...
2014
Designing Coal-Bed Methane Seismic Acquisition Survey Parameters Using Finite Difference Modeling
Abdul Haris, Befriko Murdianto, Adriansyah
Indonesian Petroleum Association
... surface heterogeneity. Figure 3 shows velocity and density model used in (7) the modeling and Figure 4 shows the simulated shot gathers with normal...
2009
Santos Vision: Innovative Seismic Data Processing in a Super Giant Oil Basin
Hermann Lebit, Sriram Arasanipalai, Jeff Tilton, Pascal Ollagnon, PGS
GEO ExPro Magazine
... buildups that nucleate along up-thrown fault blocks. between the observed data and the synthetic data, modeled using a migrated stack and a velocity model...
2019
Estimating Stimulation-Zone Anisotropy Effects During Microseismic Monitoring
Martin Karrenbach, Steve Cole, Victor Yartsev
Unconventional Resources Technology Conference (URTEC)
... using the initial velocity model. Rays originating from the center of each stage and propagating above and below the treatment level to the top...
2015
Iterative Modeling and Imaging of Seismic Data in Depth to Help Delineate Petroleum Reservoirs in the Utah Overthrust Belt
Alvin K. Benson
Utah Geological Association
... control and/or velocity analysis of some kind, the seismic data will typically be stacked according to the common reflection point assumption, and imaging...
1991
Abstracts: Recovery of Low Frequency Data from 10Hz Geophones; #90173 (2015)
Malcolm B. Bertram, Gary F. Margrave
Search and Discovery.com
... for the gathers from one dynamite shot. The MEMs data was integrated to provide velocity information. In this case, the acquisition parameters included a 3Hz...
2015
Azimuthal Velocity Analysis of 3-D Pre-Stack Seismic Data for Fracture-Induced Anisotropy in the Altamont-Bluebell Field
Khaled Al Dulaijan, Gary Margrave
Unconventional Resources Technology Conference (URTEC)
...Azimuthal Velocity Analysis of 3-D Pre-Stack Seismic Data for Fracture-Induced Anisotropy in the Altamont-Bluebell Field Khaled Al Dulaijan, Gary...
2016
Chapter 8: Amplitude Versus Offset
Tom Wittick
North Texas Geological Society
... showed that this conversion is dependent on the incidence angle. At a given reflection point on a specific reflector the Poisson’s ratios of the rocks...
1992
Amplitude Versus Offset
Abilene Geological Society
... is dependent on the incidence angle. At a given reflection point on a specific reflector the Poisson's ratios of the rocks above and below...
1993
Impact of Pre-Stack Depth Migration on the Anama Prospect, Papuan Foreland Basin
K. Bradey
Papua New Guinea (PNG) Petroleum Convention Proceedings
... field for depth conversion purposes. The problems associated with localised velocity anomalies when using seismic data to determine the velocity field...
2000
The Use of Physical Modeling to Resolve Offshore Seismic Problems
B. J. Evans, M. Urosevic
Indonesian Petroleum Association
... with a velocity of 2020 m/s, while the thick sedimentary column (3140 m/s) was simulated with a marble-like filler mixture. The base was constructed using...
1995
Diving wave tomography: Velocity modelling using first arrival traveltime
Amatul Syafi Abdul Basit, Abdul Rahim Md Arshad, Arulini Permalu
Geological Society of Malaysia (GSM)
... the ideal stack (Yilmaz, 2001). For a relatively simple geological setting, one can first achieve optimal stack through velocity analysis qualitatively using...
2022
Geostatistical Inversion on Broadband Seismic Data: A Case Study Offshore Malaysia
Francois Baillard, Murthy Jayanthi Venkata Satyanarayana, Rakesh Doshi, Kwong Wee Poh, Rajat Rathore, Siew Mun Tan, Loic Michel, Eric Andersen, Shivaji Maitra, Riccardo Vercesi, Lam Hoang Do
Indonesian Petroleum Association
... the 1989 gathers are limited to a maximum angle of incidence of 30 degrees. Additional analysis, including deterministic prestack inversion around...
2016