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The AAPG/Datapages Combined Publications Database
Showing 1,098 Results. Searched 200,691 documents.
Abstracts: Determining Elastic Constants of an Orthorhombic Material by Physical Seismic Modeling; #90173 (2015)
Faranak Mahmoudian, Gary F. Margrave, P. F. Daley, and Joe Wong
Search and Discovery.com
... elastic constants. However, the major problem is the fact that the measured velocity from traveltime data is more likely the group velocity...
2015
Abstract: Simplified Processing of Converted Wave Data; #90224 (2015)
John C. Bancroft and Thais Guirigay
Search and Discovery.com
... for all depths. The traveltime to a vertical array of conversion points, defined in depth, can be computed with conventional methods such as ray tracing...
2015
Abstract: Raypath-Consistent Shear Wave Statics; #90224 (2015)
Raul Cova, David Henley, and Kris Innanen
Search and Discovery.com
.../s, for instance, a deviation of 30⁰ is translated into an extra delay of 30 ms respect to the vertical traveltime. This delay is of the same order of magnitude as P...
2015
Abstract: Inverse Scattering Series Internal Multiple Attenuation: A Western Canada Case Study; #90224 (2015)
Frederico Xavier de Melo, Murad Idris, Jason Gardner, Jill Woods
Search and Discovery.com
... of the ISS, followed by the traveltime and amplitude prediction of all internal multiples (Weglein et al., 1997). Figure 1 shows an example...
2015
Geophysical Investigation of the Breccias Impact on Reservoir Quality in the Madison Formation, The Beartooth Region, Montana, U.S.A.
Wisam H. AlKawai
Search and Discovery.com
.... •Traveltime inversion was applied to determine the P-wave velocity in the Madison Formation which is 2650 m/s. •This velocity is lower than the typical P...
2011
Generation and evolution of overpressure caused by hydrocarbon generation in the Jurassic source rocks of the central Junggar Basin, northwestern China
Xiaowen Guo, Sheng He, Keyu Liu, Zhi Yang, Shengqiang Yuan, and Mingliang Liu
AAPG Bulletin
... depth; MPa), Ph is the hydrostatic pressure (MPa), Δtn is the acoustic traveltime from the normal compaction trend at the depth of investigation (μs/ft...
2019
EXTENDED ABSTRACT: Importance of Allochthonous Salt in Texas State Waters: Paleo-Canopy Presence and New Exploration Paradigms
Angela McDonnell, Mike Hudec, Martin P. A. Jackson
GCAGS Transactions
... seismic volume (2,200 mi2) that imaged to 8 seconds two-way traveltime (TWT) (~35,000 ft) in Texas State Waters. The depth range of interest...
2007
Simultaneous Joint Inversion of Electromagnetic, Gravity and Seismic Data for Thrust Belt and Sub-Basalt Imaging
Virgilio Massimo, Stephen Hallinan, Marco Mantovani
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... basement Figure 3 Single Domain MT inversion (20km): shallow basaltic formation On the seismic, we inverted FB traveltime residuals - modeled...
2009
Mapping Rock-Property Changes and Fluid Migration Due to Hydraulic Fracturing
Jyoti Behura
Unconventional Resources Technology Conference (URTEC)
..., the imaged hypocenters are most likely inaccurate. This is because the imaging is done using a velocity model extracted from traveltime tomography...
2020
ABSTRACT:MULTICOMPONENT OBC (4C) PRESTACK TIME IMAGING OVER PAMBERI, LRL BLOCK, OFFSHORE TRINIDAD
Tony Johns, Carmen Vito and Raul Sarmiento
Geological Society of Trinidad & Tobago
... be achievable through depth tomography with more detailed anisotropic traveltime ray tracing. The remarkable amplitude differences noted (of shear...
2007
Robust localized adaptive waveform inversion: A new regularization for Gabor deconvolution
Peng Yong, Romain Brossier, Ludovic Mtivier
International Meeting for Applied Geoscience and Energy (IMAGE)
... enough, FWI would fail to generate geologically meaningful velocity models. Studies indicate that enhancing traveltime information in misfit design can...
2022
EXTENDED ABSTRACT: Advances and Challenges in Seismic Data Processing and Imaging for Geologically Complex Areas
Rubén D. Martínez
GCAGS Transactions
... for Geologically Complex Areas Figure 2. Schematic form of the main steps for 3D TTI traveltime tomography. in all WAZ datasets. It is expected...
2011
Time-Lapse Refraction Seismic I: A Complementary Monitoring Method?
Martin Landrø, Lasse Amundsen
GEO ExPro Magazine
... in the reservoir layer will change, and hence the refraction angle (and the traveltime) for the refracted wave will also change. V Ø 0 0 R 1 2 1.478 km...
2017
Use of the Regulated Directional Reception Method in Exploration for Reefs in Bashkiria
Yu. N. Voskresenskiy, Ya. I. Shul’ts
Petroleum Geology: A Digest of Russian Literature
... of the section by summation without construction of traveltime curves has been put into practice. The possibility and necessity of such constructions where...
1961
Regional exploration of crustal structures from long-offset OBN data by extended-source FWI
Gaoshan Guo, Stéphane Operto
International Meeting for Applied Geoscience and Energy (IMAGE)
..., the predominant approach for determining large-scale crustal structures still relies on traveltime tomography (see Christeson et al. (2014) for a Gulf...
2024
Maximising the value of 2D hard rock seismic acquisition at Escondida Porphyry Copper Mine
Heather Schijns, Gabriel Madero
Petroleum Exploration Society of Australia (PESA)
.... and Kukkonen, I.T. (2009). Seismic refraction traveltime inversion for static corrections in a glaciated shield rock environment: a case study...
2019
Study of Surfaces of Unconformity in the Sub-Salt Sediments by Seismic Reflection Surveying
B. I. Bespyatov, O. V. Shatalov
Petroleum Geology: A Digest of Russian Literature
... for a total of 40,000 depth determinations located 250-300 m from one another on the profiles. If we take into account the fact that the traveltime curves...
1973
Seismic Interpretation of the Triangle Zone at Jumping Pound, Alberta
Robin T. Slotboom, Donald C. Lawton, Deborah A. Spratt
CSPG Bulletin
... the time scale with which to plot the data (i.e., one second of the displayed two-way traveltime is at a depth close to 1900 m). Seismic velocities...
1996
Sedimentation Cycles of the South Kara Synclise Based on Seismic Data
D. G. Baturin, A. Yu Yunov
Petroleum Geology: A Digest of Russian Literature
...; 3-common depth point profiles. Figure 2. Seismic sections. See figure 1 for location. Ordinate is two-way traveltime, seconds. Letters in circles...
1991
Abstract: The Evolving Role of Geophysics in Exploration. From Amplitudes to Geomechanics (Paper C7)
E. C. Andersen, D. Gray
Geological Society of Malaysia (GSM)
.... Correlation between P-wave AVOA and S-wave traveltime anisotropy in a naturally fractured gas reservoir, The Leading Edge, Vol. 15, No. 8, pp. 931-935...
2012
Borehole Imaging Devices: Part 4. Wireline Methods
Stefan M. Luthi
AAPG Special Volumes
...-way traveltime. By convention, darker gray tones are used for lower reflected Table 1. Summary of Characteristics of Borehole Imaging Devices End...
1992
Three-Dimensional Seismic Method: Part 7. Geophysical Methods
Oz Yilmaz
AAPG Special Volumes
... geometries often complicate the process of stacking the data in a common-cell gather. Cable feathering in marine 3-D surveys can result in traveltime...
1992
Vertical and Lateral Seismic Resolution and Attenuation: Part 7. Geophysical Methods
R. E. Sheriff
AAPG Special Volumes
.... ATTENUATION The amplitude of seismic waves decreases with seismic traveltime (or depth) because of a number of factors (Sheriff, 1975). Seismic...
1992
Forward Modeling of Seismic Data: Part 7. Geophysical Methods
George Mellman, Paul A. Kunzinger
AAPG Special Volumes
...-dimensional modeling. Failure to use models of the correct dimension can give rise to appreciable traveltime and amplitude error, as well as missing...
1992
Production Logging: Part 9. Production Engineering Methods
James J. Smolen
AAPG Special Volumes
... and flow rate are recorded above the perforations, while zero flow is detected in the lowest interval. By measurement of the traveltime between detectors...
1992