Seismic Resolution and Analysis of Thin Pay Beds (Paper C12)

M. Sajid, D. P. Ghosh, Z. T. H. Zuhar

Geological Society of Malaysia (GSM)

.... T. H. Zuhar (University Technology PETRONAS) New purposed algorithm is based on derivation of seismic trace amplitude with respect to time. Each...

Solimões Basin onshore Brazil volcanic intrusions characterization using an interactive, data-centric deep leaning approach

Ana Krueger, Scotty Salamoff

International Meeting for Applied Geoscience and Energy (IMAGE)

... as a guide for the sill labels. Sill 1 is superposed by clastics, and therefore the top of Sill 1 is a clear positive acoustic impedance. The deeper...

Wave-equation based seismic AVO inversion: A pragmatic approach to use the full elastic wave-field for exploration and production

Peter Haffinger, Dries Gisolf, Panos Doulgeris, Hansel Gonzalez

International Meeting for Applied Geoscience and Energy (IMAGE)

... times more sensitive to the pore-fill than for example the acoustic impedance. This parameterization is a consequence of the fact that the wave-equation...

Wave scattering by the formation velocity perturbation surrounding a fluid-filled borehole

Zhou-Tuo Wei

International Meeting for Applied Geoscience and Energy (IMAGE)

... variation in the rock formation surrounding a borehole can cause wave scattering in the borehole acoustic waveforms, which in turn can be used...

The Three-dimensional Geometry of Sandstone Injection Complexes in the Gryphon Field, United Kingdom North Sea

Lidia Lonergan, Claudio Borlandelli, Ashley Taylor, Mark Quine, Kevin Flanagan

AAPG Special Volumes

... as individual features, and some thinner features may be seen when they are gas bearing, and a greater acoustic impedance contrast exists between...

Integration of GR Spectroscopy, Geological Core Description, Acoustic Logging, and Geomechanics for Improved Characterization of Mudstone Reservoirs

Christon Achong, Patricio Desjardins

Unconventional Resources Technology Conference (URTEC)

... on predicting mineral assemblages, we use elemental logs to visualize what drives acoustic impedance (QI) and geomechanical (GM) rock responses within...

Q-compensation imaging of anisotropic viscous quasi-acoustic media along wavefield propagation path

Bohan Zhang, Huazhong Wang

International Meeting for Applied Geoscience and Energy (IMAGE)

...Q-compensation imaging of anisotropic viscous quasi-acoustic media along wavefield propagation path Bohan Zhang, Huazhong Wang Q-compensation imaging...

Characteristics of Microzonation Modelling in Reservoir Evaluation

Search and Discovery.com

ABSTRACT Geophysical Baseline Characterization of Subsurface Gas Hydrates at MC118 Gulf of Mexico, #90104 (2010)

Knapp Camelia C.; Knapp James H.; Addison Adrian; Macelloni Leonardo; Waddell Michael

Search and Discovery.com

... well drilled within the block is focused on quantification of  the inferred subsurface hydrate deposits and involves: 1) derivation of elastic...

Semi-inverse relationship between critical angle and reflectivity coefficient, and its implication in seismic survey design, processing, and interpretation

Chen Bao

International Meeting for Applied Geoscience and Energy (IMAGE)

...) where 𝐴𝐼 + and 𝐴𝐼 − are the acoustic impedance of the fast and slow media, respectively. Assuming 𝐴𝐼 is a continuous function in the subsurface...

Seismic Interpretation of Carbonate Depositional Environments

J. M. Fontaine , R. Cussey , J. Lacaze , R. Lanaud , L. Yapaudjian

AAPG Bulletin

... and higher acoustic velocities. Therefore, we would assume that a seismic section would reveal these differences as acoustic impedance contrasts...

Broadband data with a new low frequency source Acquisition and processing example from the Gulf-of-Mexico

Xuefeng Shang, Maksym Kryvohuz, Hamish Macintyre, Guido Baeten, Thibaut Allemand, Philippe Herrmann, Stephane Laroche, Shuki Ronen

International Meeting for Applied Geoscience and Energy (IMAGE)

... is critical for acoustic impedance inversion and quantitative interpretation. Figure 5: Airgun array (left) and TPS (right) images after migration...

A Porosity Based Pore Pressure Estimation in an Indonesian Carbonate Reservoir

Sunawar Kunaifi, Krishna Pratama Laya, Sarvagya Parashar, Luqman, Banu Andhika

Indonesian Petroleum Association

... relationships from density, cross-plot porosity, compressional acoustic, and resistivity data, transforming these porosity trends into pore pressure...

Abstracts: Integration of Coherence and Volumetric Curvature Images; #90173 (2015)

Satinder Chopra, Kurt J. Marfurt

Search and Discovery.com

... picking can be a challenging task in datasets contaminated with noise and where rock interfaces do not exhibit a consistent impedance contrast amenable...

Yesterday, Today, and Tomorrow in Seismic Exploration

Emil J. Mateker, Jr.

GCAGS Transactions

... partition due to reflection and mode conversion at each acoustic impedance discontinuity in the section, and absorption by the rocks through which...

Prediction of Reservoir Rock Permeability Reduction by Using Laboratory Acoustic Measurement

Bambang Widarsono, Fakhriyadi Saptono

Indonesian Petroleum Association

...Prediction of Reservoir Rock Permeability Reduction by Using Laboratory Acoustic Measurement Bambang Widarsono, Fakhriyadi Saptono 1998 73 90...

Hybridised Weighted Boot-Strap Differential Semblance

Hamish Wilson, Lutz Gross

Petroleum Exploration Society of Australia (PESA)

...ital computer derivation applications of velocity functions: GEOPHYSICS, 34, 859–881. Tarantola, A., 1984, Inversion of seismic reflection data in the acou...

D

John G. Dennis

AAPG Special Volumes

...D John G. Dennis 1967 32 38 M 7: International Tectonic Dictionary: English Terminology DECOLLEMENT Derivation: French decoller, unsticking...

Quantifying the origin and geometry of circular sag structures in northern Fort Worth Basin, Texas: Paleocave collapse, pull-apart fault systems, or hydrothermal alteration?

Angela McDonnell, Robert G. Loucks, Tim Dooley

AAPG Bulletin

... with an increase in acoustic impedance represented by a positive amplitude. An enhanced frequency volume was created, which also assisted...

Abstract: A Novel Approach towards Semi-Automated Lithofacies Identification from Image Logs, by Angeleena Thomas, Malcolm Rider, Andrew Curtis, and Alasdair MacArthur; #90105 (2010)

Search and Discovery.com

Abstract: Deghost + Denoise + Demultiple + Velocity & Q Inversion + Depropagate = Seismic Imaging (Geophysics Paper 17)

Mehmet Ferruh Akalin

Geological Society of Malaysia (GSM)

... of high-frequency accurate background model building, direct-arrival tomography and reflection travel-time tomography, acoustic/elastic inversion, Q...

A Case History of Geoseismic Modeling of Basal Morrow-Springer Sandstones, Watonga-Chickasha Trend: Geary, Oklahoma--T13N, R10W: Section 3. Stratigraphic Models from Seismic Data

William A. Clement

AAPG Special Volumes

... at this interface is dependent on the contrast in acoustic impedance, defined as the product of the density and velocity (V) of each layer, across...

Elastic Anisotropy of Source Rocks: Implications for Hydrocarbon Generation and Primary Migration

Lev Vernik , Charles Landis

AAPG Bulletin

.... (April) We combined acoustic velocities and anisotropy measurements with x-ray diffraction mineralogy, Rock-Eval organic geochemical analyses, vitrinite...

Seismic Anisotropy Modelling and Fluid Substitution for Carbon Dioxide (Co2) Well Storage Project In Carbonate Reservoir

Pebrian Tunggal Prakosa, Thariq Guntoro, Ahmat Dafit Hasim, Okok Wijaya, Yulia Putri Wulandari

Indonesian Petroleum Association

... of reflection coefficients corresponding to the changes in acoustic impedance (density x P-velocity) at each interface. (eq.7) Where : This method...

Broadband Data from Flat Streamers: Considerations for Acquisition and Processing

Phil Fontona, Edward Hager

Indonesian Petroleum Association

... criteria of two octaves (bandwidth). Typically, this occurs sub-salt, sub-basalt and for deep basement imaging. 2) Absolute impedance (AI) inversion...