Post-migration seismic data conditioning through merged datasets: Enhancing accuracy and insight

Pamela Blanco Dufau, Heather Bedle, Kurt Marfurt

International Meeting for Applied Geoscience and Energy (IMAGE)

... a more uniform frequency spectrum, while structure-oriented filtering removes noise while preserving structural and stratigraphic features...

The Angle of the North

Neil Hodgson, Karyna Rodriguez, Anongporn Intawong

GEO ExPro Magazine

... sight in North Gabon. NEIL HODGSON, KARYNA RODRIGUEZ and ANONGPORN INTAWONG, Spectrum Geo Ltd. The 5,000 km2 of open acreage in shallow water off North...

Comparison of Seismic Reconvolution and Gabor Deconvolution in Improving Seismic Images to Detect Local Fluid Trapping

Madaniya Oktariena, Wahyu Triyoso

Indonesian Petroleum Association

... (Figure 2). Further Partition of Unity explanation could be reached through the reference papers. 2) Smooth the magnitude spectrum of seismic signal...

Laser Study of Reservoir Pore Network by Optical Processing: An Attempt to Avoid the Computer

John C. Davis, Floyd W. Preston

Kansas Geological Society

..., a proper optical lens system will produce the same result and map the spectrum onto film in a few seconds. A digital approach is more expensive by three...

ABSTRACT: Plays and Concessions - A Straightforward Method for Assessing Volumes, Value, and Chance, by P. Jeffrey Brown and Peter R. Rose; #90906(2001)

Search and Discovery.com

ABSTRACT: Subsalt Trap Archetype Classification: A Diagnostic Tool for Predicting and Prioritizing Gulf of Mexico Subsalt Traps, by W. H. Hart and M. L. Albertin; #90906(2001)

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Abstract: Joined up Data: Using GIS to Enhance the Multi-Scale Analysis and Interpretation of Overpressure Distribution, by Phillip Clegg, Stephen A. O'Connor, Richard E. Swarbrick, and David T. Scott; #90078 (2008)

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ABSTRACT: Using Low-Frequency Ambient Seismic Vibration Spectra to Detect Hydrocarbon Reservoirs … a Numerical Approach; #90051 (2006)

Marc Lambert, Stefan M. Schmalholz, Yuri Podladchikov, Reto Holzner, Rodolphe Dewarrat, Patrik Eschle

Search and Discovery.com

... properties than the surroundings. Results show significant pattern changes of the surface velocity spectrum depending on the magnitude of various parameters...

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

Search and Discovery.com

Luminescence Petrography and Spectroscopic Studies of Diagenetic Minerals

Grahame Walker, Stuart Burley

Special Publications of SEPM

... are reflected with a change in energy from the solid state interaction. It is the light - not necessarily in the visible region of the spectrum...

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...

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...

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...

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...

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...

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...

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...