Experience in the Use of Seismic Stations with Magnetic Recording

B. I. Bespyatov, A. I. Khramoy

Petroleum Geology: A Digest of Russian Literature

... and their features were studied. These interferences had persistent traveltime curve phases and general distribution. With use of medium frequency and high frequency...

3D seismic modelling fast adaptability in the face of operational constraints „ A case study

Clemence Cuvilliez, Aline Robin, Veronique Duprat, Camille Le Magoarou, Bruno Pagliccia, Severin Rubio, Enrico Zamboni

International Meeting for Applied Geoscience and Energy (IMAGE)

... is the most used and most efficient algorithm to construct offset gathers. It allows to obtain a reflectivity model from seismic data, using a macro-velocity...

Sedimentation and basin evolution of the Oligocene-Miocene Mesohellenic basin, Greece

A. Zelilidis, D. J. W. Piper, N. Kontopoulos

AAPG Bulletin

.... Savoyat, 1968, Presence d'Eocene transgressif en Thessalie: Bulletin de la Societe Geologique de la France, series 7, v. 10, p. 36-38. Brunn, J. H...

Regional Sedimentation Patterns Along the Northern Melanesian Borderland

Thomas M. Brocher, Sugiarta Wirasantosa, Fritz Theyer, Chris Mato

Circum Pacific Council Publications

... by the interval velocities. The resulting velocity-depth columns for the various sonobuoy loca­ tions (shown in Figure 7) are compared REGIONAL SEDIMENTATION...

Petroleum Geology of the Peng Lai 19-3 Oil Field, Bohai Bay, People's Republic of China

M. D. Kuykendall, J. B. O'Reilly, B. D. Patton, R. P. Mott, Judy Yang-Logan, Ma Qian Gui, Liu Ying, Sang Hua, Tian Li Xin, Zhao Peng Fei

AAPG Special Volumes

... in MiocenePliocene sands at a depth of approximately 1000 m. The PL 19-3-2 appraisal well, located 1.6 km south-southwest of the discovery well, intersected...

Multilayer perceptron and Bayesian neural network based implicit elastic full-waveform inversion

Tianze Zhang, Jian Sun, Daniel O. Trad, Kristopher A. Innanen

International Meeting for Applied Geoscience and Energy (IMAGE)

... for the selection of initial models. First-arrival traveltime tomography is often used to retrieve smooth P-wave velocity (Teodor et al., 2021...

Analysis of Scale Exaggeration on Seismic Profiles (1)

DONALD S. STONE

AAPG Bulletin

... in space. Since velocity usually increases with depth, vertical exaggeration generally decreases with increasing TWT; conversely, horizontal exaggeration...

Seismic Stratigraphy and Facies of Continental Slope and Rise Seaward of Baltimore Canyon Trough

John S. Schlee , Karl Hinz

AAPG Bulletin

... interval velocities from nearby shotpoints and the depth in two-way traveltime (in seconds) to compute depths or isopach values for the dots on the maps...

Nonlinear time difference detection of seismic image based on image registration

Rongwei Xu, Huazhong Wang, Bo Feng, Chengliang Wu

International Meeting for Applied Geoscience and Energy (IMAGE)

... models. Figure 5(a) and (b) are two velocity models with the same depth but different velocities filled in. Figure 5(c) and (d) respectively show...

Abstract: SS-wave Reflections from P-wave Sources in Azimuthally Anisotropic Media; #90187 (2014)

James Gaiser and Richard Verm

Search and Discovery.com

... include shallow S-wave velocity model building to help PS-wave processing (CMP processing is easier), and S-wave surface-consistent residual statics...

III Columbia Oil & Gas Investment Conference: Conventional & Unconventional Hydrocarbon Resources - Abstracts

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... a diverse set of functional forms that relate velocities and fluid pressures, using in addition to seismic velocity, predictive variables like porosity, depth...

2D Vp modeling of the Albian-Cenomanian section using geological constraints, 3D extrapolation, and GRV uncertainty analysis of Aptian presalt reservoir: A Santos Basin example

Vitor Novellino, Alexandre Maul, María González, Fernando Freire

International Meeting for Applied Geoscience and Energy (IMAGE)

.... Borges, W. Mohriak, and A. R. Maul, 2022, Challenges for seismic velocity modelling of rafts and impacts for presalt depth estimations: Petroleum...

Integrating U-net into full-waveform inversion for salt body building: A challenging case

Sixiu Liu, Abdullah Alali, Shijun Cheng, Tariq Alkhalifah

International Meeting for Applied Geoscience and Energy (IMAGE)

... field in the GOM region. The salt top in the Tiber velocity model has a ”U” shape, with depth varying between 2 km to 6 km. Therefore, the network...

Structure and emplacement of mud volcano systems in the South Caspian Basin

Simon A. Stewart, Richard J. Davies

AAPG Bulletin

... is depth; 2-D data are in two-way traveltime. Some locations of seismic sections and structures in this article are not shown for proprietary...

Pattern Recognition in a Digital Age: A Gameboard Approach to Determining Petrophysical Parameters

Daniel A. Krygowski, Robert M. Cluff

Unconventional Resources Technology Conference (URTEC)

... plots (both linear and logarithmic scales) can predict in a common environment the following parameters: Matrix parameters to derive porosity from...

Salt-driven evolution of a gas hydrate reservoir in Green Canyon, Gulf of Mexico

Alexey Portnov, Ann E. Cook, Mahdi Heidari, Derek E. Sawyer, Manasij Santra, and Maria Nikolinakou

AAPG Bulletin

... compressional traveltime (Δt = Vp−1, Vp is compressional wave velocity), Δtma is the matrix traveltime, and f is an acoustic formation factor. The β...

Geology of Norton Basin and Continental Shelf Beneath Northwestern Bering Sea, Alaska

Michael A. Fisher , William W. Patton, Jr. , Mark L. Holmes

AAPG Bulletin

... Sea, Alaska: U.S. Geol. Survey Misc. Field Studies Map MF-906, 1 sheet, scale 1:1,000,000. Faust, L. Y., 1951, Seismic velocity as a function of depth...

Paleocene to Eocene deep-water slope canyons, western Gulf of Mexico: Further insights for the provenance of deep-water offshore Wilcox Group plays

Angela McDonnell, Robert G. Loucks, William E. Galloway

AAPG Bulletin

... traveltime (5581673 ft, 170510 m). Two-way traveltimes are converted to depth using a seismic velocity of 3400 m/s (11,100 ft/s) for the interval...

The response of turbidite slope channels to growth-induced seabed topography

Mike Mayall, Lidia Lonergan, Andrew Bowman, Stephen James, Keith Mills, Tim Primmer, Dave Pope, Louise Rogers, Roxanne Skeene

AAPG Bulletin

... on passive margins with high sediment input and underlain by salt and mobile shale are gravity driven: upslope extension detaching at depth on a mobile...

Crust and Upper Mantle Structure and the Origin of the Peace River Arch

R.A. Stephenson, C.A. Zelt, R.M. Ellis, Z. Hajnal, P. Morel-A-L'Huissier, R.F. Mereu, D.J. Northey, G.F. West, E.R. Kanasewich

CSPG Bulletin

..., R.F. Mereu, D.J. Northey, G.F. West, E.R. Kanasewich 1989 224 235 Vol. 37 (1989) No. 2. (June) A model of the regional velocity structure of the crust...

Structural Trend Analysis by Axial Surface Mapping: Discussion

Donald S. Stone

AAPG Bulletin

... in Pico Formation based on 3-D depth migration using a "revised velocity field." Fig. 3. Interpreted, north-south, time-migrated seismic profiles...

Ek-Balam field: A structure related to multiple stages of salt tectonics and extension

Shankar Mitra, Juan Duran A. Gonzalez, Jesus Hernandez Garcia, Kajari Ghosh

AAPG Bulletin

... appropriate velocity models. The depth-converted seismic sections were then integrated with well data to construct the final depth sections...

9C data acquisition for near-surface imaging in a quick-clay landslide-prone site in SW Sweden

Tatiana Pertuz, Alireza Malehmir

International Meeting for Applied Geoscience and Energy (IMAGE)

... the extremely slow shear-wave velocity in the area (ca. 60-120 m/s), reflection seismic studies benefiting the shear component of the seismic wavefield...

Reef Delineation by Multiple Offset Borehole Seismic Data Collection: A Case Study

D. E. Miller and L. Dupal

AAPG Special Volumes

.... The transformation from depth to two-way time was based on the velocity model used in processing the BSP. The events occurring at 4000 ft, or 1219 m (730...

Seismic geomorphology, lithology, and evolution of the late Pleistocene Mars-Ursa turbidite region, Mississippi Canyon area, northern Gulf of Mexico

Derek E. Sawyer, Peter B. Flemings, R. Craig Shipp, Charles D. Winker

AAPG Bulletin

... of interbedded sand and mud. Depth scales are true vertical depth below sea surface (TVDSS), meters below sea floor (MBSF), and two-way traveltime below sea...