A Comprehensive Approach to Depth Imaging in Thrust Belt Environments

Ron Schmid, Brian Link, Patrick Butler

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... imaging in thrust belt environments Ron Schmid*, Brian Link, Patrick Butler; Kelman Seismic Processing SUMMARY A novel, migration velocity analysis...

Advances in Logging Technology: Abstract

Robert Sarmiento

Tulsa Geological Society

... at an accelerated rate. During this interval the oil industry has seen the introduction of density, continuous dipmeter, sonic (velocity), induction, electric...

Abstract: Depth Dependent Rock Physics Trends for Mesozoic Reservoirs in the Norwegian Barents Sea, by Sabine Klarner, Caroline J. Lowrey, and Ron Borsato; #90130 (2011)

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The Wedge Model Revisited; #41545 (2015)

Joanna K. Cooper, Don C. Lawton

Search and Discovery.com

... complications for migration. The study suggests that pure-mode and converted-wave multiples can be significant recorded events in the presence of high velocity...

Bottom Boundary Layer Parameters and Sediment Transport on the Louisiana Inner-Shelf During Cold Front Passages

David A. Pepper , Gregory W. Stone , and Ping Wang

GCAGS Transactions

... velocity (1.9 cms-1) and wave-current shear velocity (4.4 cms-1) were highest during this event's frontal and prefrontal stages (respectively). During...

Extended Abstract: Horizontal Heterogeneity Measurement of Strength and Elastic Properties for Conventional and Unconventional Rocks

Ji Soo Lee

GCAGS Transactions

... P and S wave velocities (ft/sec) of the Middle East carbonate to indicate the orientations of maximum and minimum wave velocity differences as well...

Abstracts: Plane Wave Reflection and Transmission Coefficients for VTI Media; #90173 (2015)

Ritesh Kumar Sharma and Robert James Ferguson

Search and Discovery.com

.... To do this, we compute a normal for each individual plane wave based on local velocity that is function of Thomson's parameter of the medium and vector...

Abstracts of Theses: Seismic Crustal Studies in Eastern Canada, the Gulf of St. Lawrence Region

Gerald N. Ewing

CSPG Bulletin

... compressional wave velocity in the mantle, determined from reverse profiles is 8.5 km./sec. A thinner crust, in the order of 35 km. is postulated...

Seismic Detection of Fractured Reservoirs: A Case Study of a Devonian Shale Gas Field in West Virginia: ABSTRACT

Thomas H. Wilson, David E. Swimm

AAPG Bulletin

... and the dependance of P-wave velocity on these properties could produce the observed changes in impedance. The organic portions of the lower Huron have been...

Abstract: Challenges for Seismic Imaging Using Explicit Wavefield Extrapolation, by Saleh Alsaleh; #90077 (2008)

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Abstract: Well-Seismic Bandwidth and Time-Lapse Seismic Characterization: Physical Considerations; #90211 (2015)

Yinbin Liu, Don Lawton, and Gary Margrave

Search and Discovery.com

... duration vibration or local coda wave. The velocity and density perturbations of the reservoir and the surrounding rocks caused by CO2 injection...

A New Approach to Seismic Interpretation in Challenging Imaging Environments, by C. Edward Helsing and David C. Berman; #90052 (2006)

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Abstract: Fracture and Fluid Prediction from Full-Wave Sonic Data by Higher-Order Normalized Differential Energy Methods; #90319 (2018)

Xuekai Sun, Chris Ayadiuno

Search and Discovery.com

...Abstract: Fracture and Fluid Prediction from Full-Wave Sonic Data by Higher-Order Normalized Differential Energy Methods; #90319 (2018) Xuekai Sun...

Abstract: Suppressing Scattered Energy Effects Using Surface-wave Analysis: An application on Land Seismic Data; #91204 (2023)

Najoud AlOtaibi1, Dmitry Nikolenko

Search and Discovery.com

... the dispersive velocity of the surface wave using a machine learning picker over the 3D seismic volume in this study, we carry out the noise modelling process...

Seismic Modeling of Reservoir Heterogeneity Scales: An Application on Gas Hydrate Reservoirs

Search and Discovery.com

... of Toronto, Toronto, ON, Canada Summary Heterogeneous petrophysics reservoir models were constructed based on the P-wave and S-wave velocity logs showing...

Examining the significance of the converted-modes beneath an ultra-high-velocity caprock: Physical modeling and a Gulf of Mexico salt proximity VSP survey

Jingjing Zong, Yukai Wo, Jizhong Yang, Nikolay Dyaur

International Meeting for Applied Geoscience and Energy (IMAGE)

... of such oversimplification. The current analysis can be helpful in understanding the physics of wave partitioning in the presence of a thin ultra-high-velocity layer...

Abstract: Velocity Model Building with Weighted Linearized Inversion … A VSP Data Case Study; #90187 (2014)

Mingyu Zhang, Richard Kuzmiski, and Zhengsheng Yao

Search and Discovery.com

... a velocity model has become a basic routine in VSP data processing. As a preprocessing step, the recorded wave field is separated into downgoing...

Resolving complex velocity and gas absorption features with full-waveform inversion in the Taranaki Basin, New Zealand

Yuelian Gong, Dominic Fell, Robert Hunn, Richard Bisley, Alexander Karvelas, Bee Jik Lim

Petroleum Exploration Society of Australia (PESA)

... of diving-wave FWI, Q-FWI, and FWI using reflection energy to resolve a high-resolution velocity and Q model. This detailed model enabled the final...

In Situ Stress Prediction Using Differential Strain Analysis and Ultrasonic Shear-Wave Splitting

B. Widarsono, J. R. Marsden, M. S. King

Indonesian Petroleum Association

... by penny-shaped cracks, explains variation of S-wave velocity with variations in ray path angle and wave polarization relative to the crack plane...

Sonic Logging to Detect Bypassed Hydrocarbons in the Wilmington Field, CA

Daniel Moos, F. Scott Walker, Donald D. Clarke

Pacific Section of AAPG

... hydrocarbon and non-hydrocarbon bearing sands in this field using compressional and shear wave sonic velocity logs. To date six wells (ranging in age up to 50...

Accurate simulations of pure P-waves in attenuating transversely isotropic media

Qiang Mao, Jianping Huang, Xinru Mu

International Meeting for Applied Geoscience and Energy (IMAGE)

... wave equations in the media with velocity anisotropy and attenuation anisotropy. (2022) proposed pure-viscoacoustic anisotropic wave equations based...

Extended Abstract: Challenges in an Unconventional Reservoir

ION Reservoir Solutions

Petroleum Exploration Society of Australia (PESA)

..., velocity changes are introduced th e regional geology, but also helped them many paralle l fracture sets as possible could be in the wave fronts...

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)

... a novel method of producing ensembles of seismic images from ensembles of velocity models using a deep learning neural network. First, the neural networks...

Complex mountainous stepwise tomographic inversion modeling method

Haili Wang, Yongguo Wu, Weibo Li, Zhihui Yan, Li He, Baohua Yu

International Meeting for Applied Geoscience and Energy (IMAGE)

... are eliminated. And then the high-accuracy LVL velocity model is established. Deep layer: on the basis of embedding LVL velocity model, "logging velocity...

Seismic Exploration Using Shear Waves

R. Garotta

Indonesian Petroleum Association

... are derived. Two of them are easily computed and very useful for lithologic investigation: the S wave anisotropy factor and the ratio between pressure...