Upside down Rayleigh-Marchenko imaging: Towards a practical exact redatuming scheme for ocean bottom acquisitions

Ning Wang, Matteo Ravasi

International Meeting for Applied Geoscience and Energy (IMAGE)

... on a heterogeneous, lossless medium below a transparent boundary (i.e., acquisition level ΛR ) and a second boundary at a depth level ΛF (i.e., focal points...

ABSTRACT: Processing and Analysis of 3-D PS-wave Data for Reservoir Fracture Detection – Wyoming Case Study, by R. R. Van Dok, J. E. Gaiser, and J. E. Markert; #90906(2001)

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Regional geologic and tectonic setting of the Maracaibo supergiant basin, western Venezuela

Paul Mann, Alejandro Escalona, Mara Vernica Castillo

AAPG Bulletin

.... 10,75310,770.Prez, O., R. Bilham, R., Bendick, J. Velandia, C. Hernadez, M. Hoyer, and M. Kozuch, 2001, Velocity field across the southern Caribbean plate boundary...

High Resolution Diffraction Imaging of Small Scale Fractures in Shale and Carbonate Reservoirs

Alexander M. Popovici, Ioan Sturzu, Tijmen J. Moser

Unconventional Resources Technology Conference (URTEC)

... in the velocity model, and stored on disk as traveltime tables for subsequent use in forming the image. Kirchhoff Diffraction Imaging The idea behind...

Abstract: Transmission Imaging: Moving Source Offset VSP (MSOVSP) Case Study; #90172 (2014)

Emmanuel Bongajum, Bernd Milkereit, Douglas Schmitt

Search and Discovery.com

.... For the Bosumtwi data, approximate information on depth can then be obtained by doing a product of the one-way time axis with the velocity...

Advanced Approach Toward Understanding Geologically Complex Area Using MDRS (Multi-Dip CRS): A Case Study

Naoshi Aoki, Shogo Narahara, Akihisa Takahashi, Tsukasa Nishiki

Indonesian Petroleum Association

... zero-offset point so that conflicting dips can be described. MDRS also provides objectively-analyzed velocity information, which can be a useful...

Karst topography paces the deposition of lower Permian, organic-rich, marine–continental transitional shales in the southeastern Ordos Basin, northwestern China

Xi Zhang, Xiaoming Zhao, Jiawang Ge, Shuxin Li, and Tingshan Zhang

AAPG Bulletin

..., V/Cr, and V/(V+Ni) ratios exhibit a linear relationship with geomorphic unit types. The karst microbasins had a weakly oxic environment, which widely...

Seismic Stratigraphic Study of Two Oxfordian Carbonate Sequences, Eastern Saudi Arabia

George S. Langdon , Steven J. Malecek

AAPG Bulletin

...: (A) interpreted seismic data, (B) input velocity/depth model, and (C) synthetic section. End_Page 412------------------------------ Further evidence...

Mapping Areas of Greater Thickness of the Clastic Unit of the Lower Carboniferous by the Seismic Reflection Method

A. K. Urupov, Yu. A. Byakov, S. A. Shikhov

Petroleum Geology: A Digest of Russian Literature

... of systems of traveltime curves of reflected waves for determining effective velocity: Razvedoch. i Promyslov. Geofizika, vyp. 20. The clastic sediments...

Abstract: Reservoir Characterization of Plover Lake Heavy-Oil Field, by Larry Lines, Joan Embleton, Mathew Fay, Steve Larter, Tony Settari, Bruce Palmiere, Carl Reine, and Douglas Schmitt; #90075 (2008)

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Reservoir Characterization of Plover Lake Heavy-Oil Field, by Larry Lines, Joan Embleton, Mathew Fay, Steve Larter, Tony Settari, Bruce Palmiere, Carl Reine, and Douglas Schmitt, #40274 (2008).

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Abstract: Fracture and Lithology Delineation Using Mode Converted P-SV Reflections, by M. Reinaldo, E. Ata, M. Gonzalez, J. Sierra, and J. Perez; #90951 (1996).

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Effective Delivery of Reservoir Compliant Seismic Data Processing; #42158 (2017)

Arash JafarGandomi, Henning Hoeber, Celine Lacombe, Vimol Souvannavong

Search and Discovery.com

... recorded traveltime to depth. Huang et al. (2014) list other potential issues in creating a reliable and geologically meaningful image: (a) under-sampled...

Reconstruction of Allochthonous Salt Emplacement from 3-D Seismic Reflection Data, Northern Gulf of Mexico

Robert D. Walters

AAPG Bulletin

..., below which velocity and density are nearly constant with depth. Two-way traveltime scale was constructed from depth-to-time conversion of sonic log...

Vertical anomaly clusters: Evidence for vertical gas migration across multilayered sealing sequences

Martino Foschi, Joseph A. Cartwright, and Frank J. Peel

AAPG Bulletin

... with the DSDP wells.Figure 3.(A) Representative 2-D seismic line [cutoff at a depth of 4s two-way traveltime (TWT)] passing across the study area (see Figure 1C...

Geomechanical and Geophysical Analysis of a Wattenberg Field through Wavefield Re-Datuming and Inversion

Jyoti Behura, Pete Smith, Oscar Quezada

Unconventional Resources Technology Conference (URTEC)

.... For the above reasons, the re-datumed data is ideal for traveltime and amplitude inversion. We perform azimuthal velocity analysis (assuming...

Seismic HC Reservoir Prediction: A (Critical) Review on the Determination of Lithological Parameters from Seismic Data

Burkhard Buttkus

Geological Society of Malaysia (GSM)

... of depth to layer thickness (Schneider, 1969). Figure 8 shows the expected error of interval velocities as a function of the RMS-velocity error...

Gaining Insight into Formation Anisotropy Using Full Azimuth Imaging and Analysis Tools

Duane Dopkin, Anat Canning, Philip Neri

Petroleum Exploration Society of Australia (PESA)

... azimuth data. industry. With the constraints imposed by generates a lot of record ings that have azimuths Anisotrop ic velocity differences...

Improvement of inverse scattering angle-domain common image gathers using optical flow

Ammir A. Karsou, Sérgio L. E. F. da Silva, Felipe V. Capuzzo, Felipe T. Costa, Jorge Lopez, Roger M. Moreira, Marco Cetale

International Meeting for Applied Geoscience and Energy (IMAGE)

...spacing is 10 m at the depth of 10 m, simulating streamer acquisition. ADCIGs are chosen to display for every 400m in the velocity model which are repr...

Abstract: Cross-Validation of 3C and 9C Prestack Shear Wave Splitting Analysis at Big Sky; #90224 (2015)

Jeff P. Grossman and Gulia Popov

Search and Discovery.com

... features and spatial resolution. As expected from theory, the traveltime delays between fast and slow modes estimated from pure shear wave data are twice...

3.4 Detached Sediments: 3.4.1 Decollement Tectonics (A-Subduction): Subsurface Structure of the Ouachita Mountains, Arkansas, from COCORP Deep Seismic Reflection Profiles

R. J. Lillie, K. D. Nelson, B. de Voogd, J. E. Oliver, L. D. Brown, and S. Kaufman

AAPG Special Volumes

... in their approximate migrated time positions in Figure 3b. The approximate depth scales assume that 1.0 sec of two-way traveltime represents 2.5 km (or 8,000 ft...

Submarine Debris Flows and Continental Slope Evolution in Front of Quaternary Ice Sheets, Baffin Bay, Canadian Arctic

R. N. Hiscott, A. E. Aksu

AAPG Bulletin

... water depth, except in the vicinity of deep transverse troughs that extend landward into larger bays and fjords where water depth locally exceeds 800 m...

P- and PS-Wave Vector Wavefields for Anisotropic Petrophysics

James Gaiser

Petroleum Exploration Society of Australia (PESA)

... on the assumption that symmetry plane orientation does not change with depth. Figure 1: Average velocity ratio analysis between the fast PS1 and slow PS2 reflection...

Exploring the horizontal component of OBN surveys for added value to imaging

Samara Omar, Jim Simmons, Carlos Calderón

International Meeting for Applied Geoscience and Energy (IMAGE)

... simulated on the elastic Marmousi2 model (Martin et al., 2002). With simple and uniform post-processing applied to Kirchhoff depth migrated images...

Testing a Seismic Interpretation of Great Bahama Bank with a Computer Simulation

Gregor P. Eberli , Christopher G. St. C. Kendall , Phil Moore , Gregory L. Whittle , Robert Cannon

AAPG Bulletin

.... S., and G. P. Eberli, 1993, Controls on sonic velocity in carbonates, in R. C. Liebermann, ed., PAGEOH: Basel, Switzerland, Birkhauser Verlag, p...