Case Study of a Cadomin Gas Reservoir (Leland) in the Deep Basin: From Deterministic Inversion to Neural Network Analysis, #10732 (2015).

Carmen Dumitrescu, Fred Mayer

Search and Discovery.com

... and a velocity model derived from the correlated wells and seismic. Attributes resulting from this analysis include P-wave and S-wave impedance...

Acquisition and Ananlysis of Wide-Angle Reflection and Refraction Seismic Data

Paul L. Stoffa

Circum Pacific Council Publications

..., postcritical reflections, and refractions. Detailed velocity analysis can be performed with little or no limiting assumptions. The transformed data can...

Seismic imaging uncertainty using deep learning predicted Greens functions

Han Liu, Anar Yusifov, Muhong Zhou, Linda Hodgson

International Meeting for Applied Geoscience and Energy (IMAGE)

... horizon is the picked horizon from the image using the original velocity model. This is what we would typically get using only one velocity model. Now...

Abstract: Pore Pressure Prediction as a Prospecting Tool, Input to Risk, Volumes and Field Development (Geology Paper 15)

John Paul Brown, Suriani Sulaiman Mustahim

Geological Society of Malaysia (GSM)

... predictions calculated from offset wells and interval velocity data have been used almost exclusively to design well casings and drilling mud weight programs...

Application of Seismic Surveying to Recognition of Productive Part of Gas-Oil Strata

V. V. Churlin, L. A. Sergeyev

Petroleum Geology: A Digest of Russian Literature

... of the main reflecting horizons of the region. The average velocity of propagation of elastic waves to this horizon is about 2000 m per sec. The oil...

Challenges in Mapping Seismically Invisible Red Fork Channels, Anadarko Basin, Oklahoma

Rachel Barber, Kurt Marfurt

Oklahoma City Geological Society

... with the available shear log from the non-producing well. As a result, we used Greenberg and Castagna’s shear-velocity approximation for the ensuing AVO analysis...

Rock Properties and Seismic Attributes Analysis of Chert Reservoirs in the Devonian Thirtyone Formation, West Texas

Dongjun Fu, Charlotte Sullivan, Kurt Marfurt, Joel Famini, Peter Wang

West Texas Geological Society

...Rock Properties and Seismic Attributes Analysis of Chert Reservoirs in the Devonian Thirtyone Formation, West Texas Dongjun Fu, Charlotte Sullivan...

Two-dimensional seismic refraction tomography of a buried bedrock valley at Hallsands beach, Devon, United Kingdom

Eric B. Avalos, David H. Malone, Eric W. Peterson, William P. Anderson, and Roland W. Gehrels

Environmental Geosciences (DEG)

... to the beach and 7 normal to the beach, with either 12 or 24 geophones at 5-m (16-ft) spacing. Eight sediment cores were used to calibrate the velocity model...

Geology and Seismo-Facies Analysis of Erosional Cuts in Tournaisian Limestones of Bashkortostan

V. Ye Tomilin

Petroleum Geology: A Digest of Russian Literature

... the cut of a downbow on reflecting horizon D marked by a decrease in average velocity of elastic waves in the interval Uk-D. Amplitude of this downbow...

Seismic Imaging of the Overturned Limb of a Footwall Syncline in the Alberta Foothills of the Canadian Rocky Mountains and Its Impact on Exploration; #30533 (2017)

Andrew C. Newson

Search and Discovery.com

... for quality and consistency and then used in the PSTM interpretation. The horizon/formation tops of key wells were picked and cross checked against...

Integration of geology, rock physics, logs, and prestack seismic data for reservoir porosity estimation

Abdulaziz M. AlMuhaidib, Mrinal K. Sen, M. Nafi Toksoz

AAPG Bulletin

... stratigraphy of western and southern Arabian Gulf: GeoArabia, v. 2, no. 4, p. 361382.Anselmetti, F. S., and G. P. Eberli, 1993, Controls on sonic velocity...

A Breakthrough of Bekapai Converted S-Wave Processing and its Positive Impact to Structural Interpretation

Effendy Siawira, Andy Kristianto, Jaques Bonnafe, Natalia Anggriani, Cepi M. Adam, Zainal Abidin, Firman B. Kurniawan, Supriady, Claudio Strobbia, Yang Liu, Youning Li, Xiagui Miao, Libo Zi, Guishui Wang

Indonesian Petroleum Association

... velocity analysis to handle wide azimuth OBC data, as well as the technologies used for PS data pre-processing, velocity and effective gamma updating...

Statistical imaging through strongly scattering near-surface with path summation techniques

Andrey Bakulin, Ilya Silvestrov, Maxim Protasov, Dmitry Neklyudov

International Meeting for Applied Geoscience and Energy (IMAGE)

... in several time-domain areas, including zero-offset stack (Landa, 2004; Keydar, 2005; Yilmaz, 2018), time-migration (Landa et al., 2006), velocity analysis...

Middle and Upper Jurassic Depositional Environments at Outer Shelf and Slope of Baltimore Canyon Trough

L. A. Gamboa , M. Truchan , P. L. Stoffa

AAPG Bulletin

... and continuous J1 horizon. The velocity values obtained are consistent with the interpretation of the prograding carbonate sequence and a reef complex...

Reducing seismic quantitative interpretation uncertainty in complex geological environments: A case study from offshore Australia

Andrea Paxton, Lianping Zhang, Abdul Kholiq, Lee Davey, Richard Bisley, Dominic Fell, Leo Leon, James Shadlow

International Meeting for Applied Geoscience and Energy (IMAGE)

... to seismic signal processing, velocity modeling, imaging and seismic quantitative interpretation (QI) to obtain high-resolution interpretation volumes...

Reservoir Modeling in the Bunyu Tapa Gas Field — an Integrated Study

Ramatias Ramli, Susanto Budi Nugroho, John Bradfield, Steve Hansen

Indonesian Petroleum Association

... through the following steps: compute an average velocity for each horizon using Dix's formula. compute the difference between the average...

Permeability prediction in chalks

M. Monzurul Alam, Ida Lykke Fabricius, Manika Prasad

AAPG Bulletin

...-velocity relationship could also govern the porosity-permeability relationship. Therefore, by statistical analysis of the data, we will assign an FZI...

ABSTRACT: Time-to-Depth Conversion of Nash Draw "L" Seismic Horizon Using Seismic Attributes and Neural Networks, by D. M. Hart, R. S. Balch, W. W. Weiss, and S. Wo; #90915 (2000)

Search and Discovery.com

3.2 Basement Involved: 3.2.2 Basement Thrust and Reverse Faults: Waite Creek Thrust Nappe--Western Ngalia Basin, Central Australia

A. T. Wells and F. J. Moss

AAPG Special Volumes

... the expanded spread with additional information obtained from the velocity analysis of common-depth-point (CDP) reflection data from the locations. He derived...

Benefits of Reduced Bin Size*, by Satinder Chopra and Kurt J. Marfurt; #41238 (2013).

Search and Discovery.com

Comparative Geological-Geophysical Characteristics of the Barents Sea and North Sea Salt Basins

V. V. Verba

Petroleum Geology: A Digest of Russian Literature

.... Upper Permian-Triassic largely clastic complex with formation velocity of 2.9-3.5 kmps. In its upper part is reflecting horizon б. Carboniferous...

Chapter 14 (Case Histories of Three-Dimensional Seismic Surveys)—Case History 6: A 3-D Reflection Seismic Survey Over the Dollarhide Field, Andrews County, Texas

Michael T. Reblin, Gregory G. Chapel, Steven L. Roche, Chuck Keller

AAPG Special Volumes

..., different parameters were tested and reviewed — including the deconvolution method, benefit of DMO, migration velocity analysis, and poststack...

Velocity continuation with Fourier neural operators for accelerated uncertainty quantification

Ali Siahkoohi, Mathias Louboutin, Felix J. Herrmann

International Meeting for Applied Geoscience and Energy (IMAGE)

..., Time-migration velocity analysis by velocity continuation: Geophysics, 68, 1662–1672, doi: https://doi.org/10.1190/1.1620640. Fomel, S., 2003b...

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...

Angolan Kwanza Basin … Expanding Proven Opportunities

Madhurima Bhattacharya, Harrison Moore

GEO ExPro Magazine

..., and time-lag full-waveform inversion (TLFWI) to produce a more accurate velocity model. The net result is enhanced Pre-Salt imaging and better-defined...