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The AAPG/Datapages Combined Publications Database
Showing 16,595 Results. Searched 195,689 documents.
Abstract: Model Parametrization Strategies for Newton-Based Acoustic Full Waveform Inversion; #90224 (2015)
Amsalu Y. Anagaw
Search and Discovery.com
... studies the effects of model parameterizations on velocity model building using full waveform inversion with Newton-based optimization method. Three...
2015
The Use of Synthetic Sonic Logs Derived From Seismic Data in the Interpretation of Stratigraphic Variation in Cretaceous Carbonates of the North Field Area, Qatar: Chapter 14
Helena S. Aves, Daniel M. Tappmeyer
AAPG Special Volumes
... variations in seismic interval velocity using the SEISON-II technique. Oversized Image :click to view End_Page 246------------------------ The Nahr Umr...
1985
Well Log Data Conditioning Using a Rock Physics Modeling Approach: Examples From the Banyu Urip Field, Cepu KKS, East Java Basin
Shiyu Xu, Soman Chacko
Indonesian Petroleum Association
... velocity using monopole tools in soft formations where the formation S-wave velocity is slower than the P-wave velocity in the mud. Dipole shear-wave tools...
2008
Elastic impedance parameterization and inversion for fracture quasi-weaknesses and quasi-Thomsen parameters in fractured reservoirs with monoclinic symmetry
Wei Xiang, Xingyao Yin, Kun Li, Zhengqian Ma
International Meeting for Applied Geoscience and Energy (IMAGE)
... of weak anisotropy, the PP wave reflection coefficient equation of monoclinic medium, formed by a single group of vertical fractures distributed...
2023
Nonuniform dispersed source arrays for broadband seismic acquisition
Joaqun A. Acedo, Mauricio D. Sacchi
International Meeting for Applied Geoscience and Energy (IMAGE)
.... Three shot gathers correspond to three narrowband sources non-uniformly distributed. An NU-DSA common receiver gather. Assuming three different...
2023
Demultiple for Wide-Tow Broadband Acquisition in a Shallow Water Environment: A Case Study from the NW Shelf, Australia
Mike Hartley, Shuo Ji, Alex Browne
Petroleum Exploration Society of Australia (PESA)
... channels, (2) cmp gathers and (3) stacks for an outer cable. Input (a) and results after shallow water demultiple using combined SWD/SL3D-MWD...
2016
Using Low-Frequency Ambient Seismic Vibration Spectra to Detect Hydrocarbon Reservoirs – a Numerical Approach
Search and Discovery.com
N/A
Application of Anisotropic 3D Reverse Time Migration to Complex North Sea Imaging; #41573 (2015)
M. A. Hall, I. F. Jones, M. C. Goodwin, I. D. Berranger, H. Zhou, P. A. Farmer
Search and Discovery.com
... depth migration is usually performed using a Kirchhoff scheme for modest structural problems with steep dips. For structures where multi-valued ray-paths...
2015
Using Seismic Inversion to Predict Geomechanical Well Behavior: A Case Study From the Permian Basin
Simon S. Payne, Jerry Meyer
Unconventional Resources Technology Conference (URTEC)
... of calcite. The workflow commenced with a review of the formation’s elastic properties using the sonic velocity and density well logs. Three end-member...
2017
Abstract: Sub-basaltic Imaging Using Converted Waves - A Pilot Study from the North Atlantic Margin, by X-Y. Li, P. Hanssen, and C. Macbeth; #90923 (1999)
Search and Discovery.com
1999
Integration of Microseismic Data and an Unconventional Fracture Modeling Tool to Generate the Hydraulically Induced Fracture Network: A Case Study From the Cardium Formation, West Central Alberta, Canada
Xin Yu, Jim Rutledge, Scott Leaney, Jianchun Sun, Piyush Pankaj, Xiaowei Weng, Hitoshi Onda, Michael Donovan, Jacob Nielsen, John Duhault
Unconventional Resources Technology Conference (URTEC)
... this data set. At first, the velocity model is re-estimated using the time picks for P, Sh and Sv direct arrivals and a velocity model inversion workflow...
2015
2D seismic surveys as an alternative for CO2 monitoring in the North Dakota CarbonSAFE project
César Barajas-Olalde, Donald C. Adams, Hansel Gonzalez, Mengmeng Zhang, Pablo Benitez, Ryan J. Klapperich, Wesley D. Peck, Panos Doulgeris
International Meeting for Applied Geoscience and Energy (IMAGE)
... for CO2 monitoring. 2D and 3D surveys were compared using wave equation-based amplitude-versus-offset (WEB-AVO) inversion. The encouraging WEB-AVO results...
2023
Frequency vs Azimuth (FVAZ): the Younger Member of the Family of Seismic Driven Fracture Characterization Methods
Juan Tavella, Victoria Lazzari, Marcelo Frydman, Néstor Herrera
Unconventional Resources Technology Conference (URTEC)
... in the context of a Vaca Muerta characterization project at the east end of Neuquén Basin, Argentina: 201 sqkm of Common Offset Vector Gathers (COVG...
2023
Compressional and Shear Wave Seismic Studies in the Williston Basin of Central Saskatchewan
Bradley J. Carr, Zoltan Hajnal
Williston Basin Symposium
.... This observation can be demonstrated by comparing two P-wave Common Depth Point (CDP) gathers (Fig. 7A, 7B). Figure 7 displays two CDP...
1995
Ekofisk Field--Norway Central Graben, North Sea
Charles T. Feazel, Ian A. Knight, Lawrence J. Pekot
AAPG Special Volumes
... edge of what was believed to be a block-faulted dome. Discovery Common-reflection-point seismic data (Figure 2) showed a reflection immediately above...
1990
Pre-Stack Imaging: Time or Depth? (Paper 25)
Carl Notfors, Peter Whiting, Geoff Mansfield
Geological Society of Malaysia (GSM)
... depth migration is only a moderate improvement over that. The velocity model for pre-stack depth migration was generated using reflection tomography...
2000
Vertical Seismic Profiling--A Measurement that Transfers Geology to Geophysics: Chapter 2
B. A. Hardage
AAPG Special Volumes
... is where receivers are located in order to record the common-reflection-point data that are so widely used in seismic stratigraphy analyses. Some...
1985
3D Driven Rock Quality Mapping and Landing Target Selection in the Wolfcamp Formation: A Case Study on How to Combine Geologic, Geophysical, and Engineering Data to Produce Better Well Results, Midland Basin, Texas
Aaron Fisher, F.X. O'Keefe, Chris Niedz, Brian Wehner, Nick Kramer, Paul Heuermann, Scott Patrick
Unconventional Resources Technology Conference (URTEC)
..., gathers, and migration velocity field) 112 horizontal wells within the 3D seismic bounds 3 cored wells (includes porosity/permeability measurements...
2019
Velocity Investigations Using Dynamic Correlations: ABSTRACT
M. D. Carter
AAPG Bulletin
...Velocity Investigations Using Dynamic Correlations: ABSTRACT M. D. Carter 1968 560 561 52 3. (March) End_Page 560...
1968
Abstract: Recent Advances and Future Challenges in Geopressure Prediction; #90211 (2015)
Alan Huffman
Search and Discovery.com
... Pre-drill pressure prediction using geophysical data and methods has historically been done using very simple models and has been restricted by overly...
2015
Abstract: Seismic Reservoir Characterization and Discrimination over 'Aib-EX' Oil Field, Niger Delta; #90255 (2017)
Sunday Olotu, Ibukun Olorunniwo, Olatunbosun Alao, Adekunle Adepelumi
Search and Discovery.com
..., namely Compressional velocity (Vp), Shear velocity (Vs), and Density (rho) have been studied by means of crossplots of bi-variate, tri-variate domains...
2017
The Relationship Between the Compressional Wave Velocity of Saturated Porous Carbonate Rocks and Density: Theory and Application
Search and Discovery.com
N/A
Combining PSDM and Seismic Modeling to Reduce Uncertainties in Time Structural Interpretation
William Agudelo, José Fernando Gamboa, Saúl Guevara, Carlos Piedrahita, Luis Ernesto Rojas, Martín Morales, Héctor Alfonso
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... Magdalena Valley basin. (1) We have built an interval velocity model and an horizon model in depth using migration velocity analysis and iterative...
2009
First Results of Inaugural Deployments of the Australian National Ocean Bottom Seismograph Fleet
Alexey Goncharov, Ashby Cooper, Peter Chia, Michal Malinowski
Petroleum Exploration Society of Australia (PESA)
... constraints for subsidence and hydrocarbon maturation modelling. Analysis of earthquake energy recorded Figure 1: Refraction seismic velocity...
2016
Geology of New England Passive Margin
James A. Austin, Jr. , Elazar Uchupi , D. R. Shaughnessy, III , R. D. Ballard
AAPG Bulletin
... Hatteras: AAPG Bull., v. 58, p. 1179-1190. Mayne, W. H., 1962, Common reflection point horizontal data stacking techniques: Geophysics, v. 27, p...
1980