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The AAPG/Datapages Combined Publications Database

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Workflow for Nonlinear AVO Inversion to Estimate Seismic Anisotropy and Geomechanical Properties of Shale

Un Young Lim, Richard L. Gibson Jr., Nurul Kabir

Unconventional Resources Technology Conference (URTEC)

... estimates of anisotropy of geomechanical properties. We first reformulate the exact Zoeppritz equations for reflection coefficients in terms of four...


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

Emmanuel Bongajum, Bernd Milkereit, Douglas Schmitt

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...Abstract: Transmission Imaging: Moving Source Offset VSP (MSOVSP) Case Study; #90172 (2014) Emmanuel Bongajum, Bernd Milkereit, Douglas Schmitt AAPG...


Petroleum Geologist and Exploration Geophysicist: Co-Ordination and Seismic Velocity

John D. Hale

CSPG Bulletin

..., the reflection seismograph method of geophysical prospecting for hidden subsurface structures or anomalous conditions that possibly may contain oil. The results...


Abstract: Basement Structure under the Central Eromanga Basin from Seismic Refraction Studies

J. Lock

Petroleum Exploration Society of Australia (PESA)

... they are not multiple reflections from the basin/basement inter• face. They are probably refracted arrivals multiply reflected at the surface. Reflection coefficients...


Delineation of Gas Sands by Seismic Stratigraphy in the Pericocal Area, Orinoco Heavy Oil Belt, Venezuela: Section IV. Exploration Methods

J. Licheri, N. Parra

AAPG Special Volumes

... (Widess, 1973). -- According to results of investigation by Wyllie et al. (1956) on reflection coefficients and the time-average formula...


AVO Inversion in Marine Gas Hydrate Studies; #41603 (2015)

Marc-André Chen, Stan Dosso, George Spence, Michael Riedel, Roy Hyndman

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... reflection coefficients as a function of BSR incidence angles are required, and a true amplitude data processing scheme was implemented. The AVO data...


Slip-Flow in Shale as Determined by Pore-Scale Lattice Boltzmann Modeling

Christopher J. Landry, Masa Prodanovic, Peter Eichhubl

Unconventional Resources Technology Conference (URTEC)

... these pore spaces into a collection of tubes or slits. From scanning electron microscopy (SEM) and transmission electron microscopy (TEM) studies...


Fracture Surface Extraction and Stress Field Estimation From Three-Dimensional Microseismic Data

Dylan Copeland, Alfred Lacazette

Unconventional Resources Technology Conference (URTEC)

... travel time Pre-Stack Depth Migration (PSDM). The signals travel one-way from the reservoir to the receiver. For surface reflection seismic data...


Analisis de AVO de un Yacimiento de Alta Impedancia. Caso Campo de Gas Chuchupa [PAPER IN SPANISH] AVO Analysis of a High Impedance Field. Case of Chuchupa Gas Field

Mauricio Cediel, Luis Montes

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

..., 24 Bortfeld, R., 1961, Approximation to the Reflection and Transmission Coefficient of Plane Longitudinal and Transverse Waves. Geophys. Prospec., 9...


Experience in the Use of Seismic Stations with Magnetic Recording

B. I. Bespyatov, A. I. Khramoy

Petroleum Geology: A Digest of Russian Literature

... characteristics is very great (up to 40 db) there is the possibility of sharply limiting the belt of transmission and thereby effectively accomplishing...


IV. The Role of Seismic Wavelets and Wavelet Processing

Norman S. Neidell

AAPG Special Volumes

... of the recorded time. If we examine carefully the physics of the reflection and transmission process, it becomes clear that except for attenuation...


Deconvolution Using Matlab Script to Identify Fault-Seal

Maulana Hutama Rahma Putra, Irvan Rahadian Putra

Indonesian Petroleum Association

.... 2 2 1 1 2 1 2 1 With R is Reflection Coeeficient, T is Transmission Coefficient, Z are the characteristic of layer that defined by its...


An Exact Method for Characterization of Grain Shape

Robert Ehrlich, Bernhard Weinberg

Journal of Sedimentary Research (SEPM)

... is not a reflection of current or past disinterest in grain-shape as an important diagnostic criterion. General reasons for the value of shape data can...


Estimation of Gas Reservoir Boundary by AVO Analysis

Alfian D. Santoso, L. Hendrajaya, F. Makhruf, Purwoko, S. Ardisasmita

Southeast Asia Petroleum Exploration Society (SEAPEX)

.... Reflection Coefficients versus Angle of incidence for Gas sand model Figure 3. Reflection Coefficient versu Angle of Incidence for a reduction in Poisson...


The Direct Indicators for Predicting Gas Hydrate Occurrences in the Deep-Water Areas of Vietnams Continental Shelf; #80661 (2018)

Nguyen Thu Huyen, Trinh Xuan Cuong, Nguyen Trung Hieu, P.T. Vien, H.A. Tuan

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... spaces and causes a Diminution of the reflection coefficients of strata. Figure 5. AVO attribute analysis for gas hydrate prediction in the Phu Khanh...


Analysis of Critically Stressed Fractures and Impact on Field Development in a South Sumatra field

Anzar Syed Islam, Lia Wisanti, Aditi Pal, Budi Satrio, Mohammad Himawan Prakoso, Galih Regi Ramadhan, Anggie Askari Pajabada, Mohamad Taufik

Indonesian Petroleum Association

... Stoneley transmission and reflection analysis, respectively. An open fracture or fault will cause a decrease in transmission and an increase in reflection...


Integrating Rock Physics and Borehole Seismic to Understand the Elastic Changes Associated with CO2 Injections: a REAL-LIFE Example from Southwestern Wyoming

Gabriela D’Aubeterre

Unconventional Resources Technology Conference (URTEC)

..., Karl (1919). "VIIb. Über Reflexion und Durchgang seismischer Wellen durch Unstetigkeitsflächen." [VIIb. On reflection and transmission of seismic...



Kathryn Young and Robert Tatham

Geological Society of Trinidad & Tobago

... will be gas-saturated sands. Many of these “bright” reflection events are brine-saturated sands or tight, un-commercial gas-saturated silts. Thus...


Abstract: Time-Lapse Seismic Modelling in Malay Basin (Geophysics Paper 21)

Shaidin Arshad, M Firdaus A Halim, M K Sen Gupta, Nor Azhar Ibrahim, Salbiah Isa

Geological Society of Malaysia (GSM)

... seismic study. With Coals Without Coals ... __ Replacing Water with Gas Rock and Fluid Properties Reflection Coefficients Go~llcp'3cingW3tor...


Abstract: Application of AVO and Spectral Decomposition for Derisking Paleogene Hydrocarbon Traps in the UK North Sea; #90255 (2017)

Nick Loizou

Search and

... and attenuation on AVO effects are also analysed. Variation of P-wave reflection coefficients with saturation and frequency modelled for typical Classes...


Seismic Imaging of Gas Hydrate Distribution - A Case Study; #80441 (2015)

Jun-Wei Huang

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...). The backward scattering is weaker than the reflection occurring on other layers. For the convenience of visualization, three types of seismograms (reflection...


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