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The AAPG/Datapages Combined Publications Database
Showing 16,669 Results. Searched 196,194 documents.
Geophysical evidence for thrust faulting in the Carboniferous Antigonish-Mabou Subbasin, Nova Scotia
P. Durling, P. Harvey, K. Howells
Atlantic Geology
... mapped at the surface. Corre lation of seismic reflections with stratigraphic units identi fied in the wells are approximate, since velocity data...
1995
Seismic Imaging Improvements in the Bolivian Fold-and-Thrust Belt Through Psdm
A. Rocha, J. Subia
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
..., the tools available to refine velocities, such as grid tomography, horizon tomography and CRP gathers residual velocity analysis (even taking...
2006
Azimuthal Anisotropy A New Interactive Approach Leads to More Accurate Imaging
Graeme Eastwood
Petroleum Exploration Society of Australia (PESA)
.... The seismic data can then be corrected for these velocity changes, al lowing for optimum imaging during further processing. Background It has always been...
2012
Conventional Velocity Model Seems to Be the Best!
Hijreen Binti Ismail, M. Izham Kassim, Khairul Hamidi Khalid, Safitri Nurida, Wahyudin Bahri Nasifi, Hendra Iriansyah Darmawan, Rizki Krishna Pratama, M. Anuar Ismail, Noor Azmah Abdullah, Indah Edria Amorita
Indonesian Petroleum Association
... Muriah Ltd. The third model is a conventional method based on observed velocity changes in sonic data vertically. Whilst, TWT surfaces were used...
2011
Recording and Processing Procedures for Multi-channel Seismic-Reflection Data Collected in the Western Ross Sea, Antarctica
S. V. Dadisman, H. F. Ryan, D. M. Mann
Circum Pacific Council Publications
... primary reflection events (Fig. 4 A ) . To overcome this problem, the velocity analysis was enhanced by first dip-filtering the CDP-gathered data using...
1987
Amplitude Versus Offset Gradient Modeling Over a Minnelusa Field
W.E. Johnson
Rocky Mountain Association of Geologists
... field is in an area of low velocity Opecheshales and the usual seismic data do not exhibit a porosity amplitude anomaly. Amplitude versus offset...
1988
New Developments in Acoustic Logging
J. Zemanek, D. M. Williams, R. L. Caldwell, C. L. Dennis, F. A. Angona
Indonesian Petroleum Association
.... When formation shear velocities are greater than the borehole fluid compressional velocity, the digitally recorded LSAL data are analyzed to extract...
1985
ABSTRACT: Seismic amplitude analysis of the lower Cruse sands, southwest Soldado, Trinidad
Dupigny, A. and Charles, D.
Geological Society of Trinidad & Tobago
... to restrict amplitude analysis to the same sand unit - this ensures that other factors affecting amplitudes (e.g. velocity, density, lithology...
1995
ABSTRACT: Nonlinear Earthquake Site Response Analysis of Layered Soil Deposits at Shakardarra and Muzaffarabad; #90120 (2011)
Mona Lisa and Sarfraz Khan
Search and Discovery.com
..., and the available geotechnical data. The analysis neglected other nonlinear and geometrical effects such as stiffness reduction due to pore pressure buildup...
2011
Abstract: Point Receiver Acquisition and Processing for Arctic Near Surface Challenges; #90171 (2013)
C. Strobbia, A.Glushchenko, A. Laake, P.L.Vermeer, S. Papworth, and Y. Ji
Search and Discovery.com
... sensor data analysis The acquired data are characterized by extreme lateral variations in the properties of coherent noise. Shots on the lake...
2013
Application of Zero Offset 2D CRS-Stack Method for Low Fold Data: Synthetic and Real Data Examples
R. Sule, A. Hendriyana, P. D. Anggraini, Fatkhan, Alfian, Sardjito, Waluyo, Adriansyah
Indonesian Petroleum Association
... is tested and compared with the results obtained from conventional stack method. As has been already known, velocity analysis is a processing step that should...
2009
-- no title --
user
Search and Discovery.com
... on the image gathers, and complex horizon geometries, automated velocity-model-building tools fail to produce an optimum velocity model for TTI...
Unknown
-- no title --
user
Search and Discovery.com
... on the image gathers, and complex horizon geometries, automated velocity-model-building tools fail to produce an optimum velocity model for TTI...
Unknown
Abstract: 4D Seismic & Petroleum Geomechanics for Hydrocarbon Reservoirs; #90171 (2013)
Sunjay Sunjay
Search and Discovery.com
... in time over the life of the field. The analysis of time-lapse seismic data generally includes the following steps: 1) Estimate the types of velocity...
2013
Carbonate Reservoir Characterization Using the Cementation Factor: A Case Study of Little Cedar Creek Field, Onshore Alabama
Qifei Huang, Yuefeng Sun
GCAGS Journal
... core analysis data. There is no shear log information available from the wells. Therefore, shear wave velocity will be estimated as outlined...
2017
Success Factors for Effective Subsurface Imaging of Overthrust Belt Legacy Seismic Data
Walt Ritchie and Mihai Popovici
Search and Discovery.com
... changed industry’s perspective on subsurface imaging of seismic data in areas of complex geology. By defining an accurate interval velocity model and 3-D...
2009
Abstracts: Seismic Wave Propagation and Imaging in Heterogenous Media; #90173 (2015)
Yijian Meng, Emmanuel Bongajum, and Bernd Milkereit
Search and Discovery.com
.... Milkereit, and M. H. Salisbury, eds., Hardrock seismic exploration: SEG, pp. 229–246. Alkhalifah, T., and I. Tsvankin, 1995, Velocity analysis...
2015
Abstract: Velocity Model Calibration Effects on Microseismic Locations; #90187 (2014)
J. Akram and D. W. Eaton
Search and Discovery.com
... of synthetic data for velocity models with different percentage of VTI in the shale layer. P and S-wave arrival time are picked (blue and red dots respectively...
2014
Abstract: 2D2C OBC Offshore Processing Experience in Kuwait; #90319 (2018)
Riyanto Kusumo, Agus Abdullah, Fatma Basha, Hanan Al-Hasan, Anwar Al-Kandari
Search and Discovery.com
... records, horizon keyed velocity analysis controlled by established velocity model from Boubiyan Dataset and well data, receiver gather interpolation from...
2018
Application of Robust Noise Reduction on a Land 3D Seismic Data
Agus Abdullah, Jesse Shaw
Indonesian Petroleum Association
... in 3D. Figure 3 shows the result of beamform analysis surface velocity map results at frequencies 2.17 and 3.17 Hz (dispersion map). This map agrees...
2012
Acoustic approximation VTI reverse-time migration using pseudo-depth mapping method
Xinwen Zhang, Jianping Huang, Zhenchun Li
International Meeting for Applied Geoscience and Energy (IMAGE)
... instead of depth, thus eliminating the inherent ambiguity of analyzing vertical P-wave velocity from surface seismic data. Besides, Alkhalifah (2003...
2023
Abstract: 3D Alford Rotation Analysis for the Diamond M Field, Midland Basin, Texas, by Oswaldo Davogustto Cataldo, Tom Thomas, and Steve Roche; #90205 (2014)
Search and Discovery.com
2014
Regional interpretation Across the Entire Gulf of Mexico Basin — A New Perspective
Search and Discovery.com
N/A
A Simple Universal Equation for Grain Settling Velocity
R.I. Ferguson, M. Church
Journal of Sedimentary Research (SEPM)
... for fall velocity over the entire size range, including the transitional region, and show that it agrees well with published and new experimental data...
2004
Investigating Depth Structure Uncertainty for Horizontal Well Placement, Bauer Field, Cooper-Eromanga Basin
Erin Shirley
Australian Petroleum Production & Exploration Association (APPEA) Journal
... in the Bauer Field. To further characterise these parasequences, core data was used to identify four facies types and expected permeabilities. Core...
2018