Using Low-Frequency Ambient Seismic Vibration Spectra to Detect Hydrocarbon Reservoirs – a Numerical Approach

Search and Discovery.com

Wave-Dominated Deltaic Systems of the Upper Cretaceous San Miguel Formation, Maverick Basin, South Texas (1)

Bonnie R. Weise

GCAGS Transactions

... indicate that a wide spectrum of wave-dominated delta types is represented. The spectrum includes wave-influenced lobate, arcuate, cuspate, and strike...

Marine Seismic Sources: Part II: Air-Gun Arrays for Non Experts

Lasse Amundsen, Martin Landrø

GEO ExPro Magazine

... damped. The primary-to-bubble ratio is PBR=35.6. The amplitude spectrum is shown in Figure 2c. The notches at frequencies 0, 150, 300 and 450 Hz...

Pore-throat sizes in sandstones, tight sandstones, and shales

Philip H. Nelson

AAPG Bulletin

... orders of magnitude, a range that accommodates grain sizes at the high end and molecular sizes at the low end. Between these extremes, the spectrum...

Gradiometry „ The New Standard

Christopher van Galder, Alessandro Colla, Dan DiFrancesco

GEO ExPro Magazine

.... The dynamic airborne environment is orders of magnitude more turbulent than that of a submerged submarine. This vertical acceleration causes...

Repeat DAS and DTS Production Logs on a Permanent Fiber Optic Cable for Evaluating Production Changes and Interference with Offset Wells

Veronique Mahue, Erick Jimenez, Peter Dawson, Kirk Trujillo, Robert Hull

Unconventional Resources Technology Conference (URTEC)

... to define smaller quantities of fluid inflowing along the entire length of the well during the production phase. If the fluids are mainly black oil and water...

Understanding Pore Structure of Mudrocks and Pore-Size Dependent Sorption Mechanism Using Small Angle Neutron Scattering

Amirsaman Rezaeyan, Timo Seemann, Pieter Bertier, Vitaliy Pipich, Leon Leu, Niko Kampman, Artem Feoktystov, Lester Barnsley, Andreas Busch

Unconventional Resources Technology Conference (URTEC)

..., the phase behaviour depending on pore size was investigated with subsequent neutron scattering. The results have revealed a vast heterogeneity, which can...

Filtering of Depositional Events and the Completeness of Sedimentary Sequences

Kevin D. Crowley

Journal of Sedimentary Research (SEPM)

... a characteristic magnitude (m) and frequency of occurrence (). A "discrete phase of sedimentation" comprises that volume of reworked or newly...

Abstract: Nonlinear Seismic Wave Propagation in Heavy Oil; #90224 (2015)

Wubing Deng and Igor B. Morozov

Search and Discovery.com

... Crisco are much weaker and phase-rotated, which suggests that they are caused by contrasts in viscosity. Thus, physical properties such as nonlinear moduli...

Some Characteristics of the Effective Seismic Model of the Sub-Salt Sediments of the Astrakhan Arch and their Relationship to the Field of Reflected Waves

V. T. Loginov

Petroleum Geology: A Digest of Russian Literature

... of reflected waves; and d) form of lower and upper envelopes of packets of waves. Change in intensity depends on variations in magnitude of coefficients...

Seismic site effect of Bukit Tinggi from microtremor analysis

Abdul Halim Abdul Latiff, Amin Esmail Khalil

Geological Society of Malaysia (GSM)

... Baik, Bukit Tinggi between 24th to 28th January 2018 (Figure 2). The ambient data was then processed and transform into frequency spectrum for HVSR...

Abstract: Integration Triaxial Induction Logs and High-Resolution Borehole Images: Application for Modeling Mass Transported Deposits;

Weixin Xu, Anish Kumar, Elizabeth Ruiz

Search and Discovery.com

... on deepwater reservoir architectures. The spectrum of impacts MTDs have on an area can include everything from erosion of reservoirs in their path...

Chapter 4: Synthetic Seismograms and Their Uses

Tom Wittick

North Texas Geological Society

... of the spectrum which are too steep. A trapezoidal zero-phase wavelet is sometimes called an Ormsby wavelet in the geophysical data processing literature. Some...

Synthetic Seismograms and Their Uses

Abilene Geological Society

... on the sides of the spectrum which are too steep. A trapezoidal zero-phase wavelet is sometimes called an Ormsby wavelet in the geophysical data processing...

Abstracts: Application of Fractional Fourier Transform in Cepstrum Analysis; #90173 (2015)

K. H. Miah, R. H. Herrera, M. van der Baan, and M. D. Sacchi

Search and Discovery.com

... to obtain both magnitude and phase information of a signal. The motivation of combining the FRFT with homomorphic transform is to take advantage...

Statistical Time-Series Analysis and Sedimentological Tuning of Bedding Rhythms in a Triassic Basinal Succession (Southern Alps, Italy)

Florian Maurer, Linda Hinnov, Wolfgang Schlager

Special Publications of SEPM

.... The different colors of the spectrogram reflect amplitude magnitude (red = high values, blue = low values). Because the color scheme of the spectrogram...

Resolving Seismic Attenuation Issue through Q-Migration, a Case Study in Sisi-Nubi Field, Indonesia

Bastian Hutahayan, Keat Huat Teng, Kelik Moersidin, Jacques Bonnafe, Natalia Anggriani, Cepi M. Adam

Indonesian Petroleum Association

... be compensated for according to the actual wave path in migration process to give a reflector with correct phase, magnitude, and resolution (Xie et al., 2009...

Vaporchoc: Utilization of Steam as a New Seismic Source

P. Staron

Pacific Section of AAPG

... period. The effect of gun size is of the same order of magnitude. Figure 2. Air Gun The addition of several signatures similar to those shown gives...

Carbon Isotope, Gas Chromatography, and Fluorescence Techniques Applied to the North Slope of Alaska Correlation: SPECIALIZED OR STATISTICAL APPROACHES

M. C. Kennicutt II, J. M. Brooks, G. J. Denoux

AAPG Special Volumes

... of magnitude more sensitive. Fluorescence methods are particularly useful for the detection and measurement of organic compounds containing one...

Its A Small World After All - The Pore Throat Size Spectrum, #50218 (2009)

Philip H. Nelson

Search and Discovery.com

...Its A Small World After All - The Pore Throat Size Spectrum, #50218 (2009) Philip H. Nelson It’s A Small World After All - The Pore Throat Size...

Abstract: Ice and High-Magnitude Climate Change in Equatorial Pangaea; #90063 (2007)

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Oil Industry’s Interest and Involvement in Oceanographic and Marine Meteorological Matters

G. Verboom, C. J. Shaw

Southeast Asia Petroleum Exploration Society (SEAPEX)

... with the subject. “How does the climate and weather affect offshore operations, either during the search for oil or in the follow-up production phase...

Spherical Wave Model Tests of VSP-Based Q-Estimation Techniques

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... disappears with increasing depth. Figure 2 shows log magnitude spectra as generated with Equation (1) for depths from 15m to 61m. The zero-phase (non-causal...

Mapping of Salt Structures in the Gulf of Mexico Using Marine CSEM

J.J. Zach, M.A. Frenkel, P. Lindhom, A.M. Ostvedt-Ghazi, A. Kumar, T. Pham

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... coordinate system. The normalization of receiver data relative to the source in both magnitude and phase is conducted with the known source current...

High-Resolution Imaging Integrated Approach to Enhance Pay Count and Turbidites Reservoir Architecture, Offshore Nile Delta, Egypt; #20274 (2014)

El-Saied M. Felifel, Mohamed Fathy, Abdel Moneim El Araby, Elie Haddad, Mohamed Nassar, Moustafa Mounir

Search and Discovery.com

... are static and dynamic images according to the type of the window used. Static Image Generation This phase involves carrying out a single computation...