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The AAPG/Datapages Combined Publications Database
Showing 2,007 Results. Searched 194,578 documents.
Abstracts: Fluid Substitution and Seismic Modelling in a Sandstone Aquifer; #90173 (2015)
Virginia C. Vera and Don C. Lawton
Search and Discovery.com
... was evaluated using the Shuey approximation and qualitative observations of the sections, showing a decrease in the reflectivity with increasing CO2 saturation...
2015
Seismic Model for Monitoring CO2 Sequestration, by Bob Hardage and Diana Sava, #40423 (2009).
Search and Discovery.com
2009
Reservoir Characterisation Through Integrated AVO, AI and EI Inversion
Andy Furniss
Indonesian Petroleum Association
... of petrophysical properties on acoustic impedance. Changes in porosity, water saturation and fluid type for example, all affect the relative acoustic impedance...
2002
Hydrocarbon Expression on Low-Impedance AVO: A Phenomenon of Amplitude Reversal
W. Waluyo
Indonesian Petroleum Association
... levels of water saturation were used to vary the physical properties of the sandstone layer during measurements. Laboratory measurements show the porosity...
2002
GCDistinguishing Fizz-Gas and Commercial Gas Reservoirs With Multicomponent Seismic Technology, By Bob A. Hardage, Michael Deangelo, Diana Sava And Randy Remington, #40188 (2006).
Search and Discovery.com
2006
Abstract: Seismic Polarity Reversals in Higher Impedance Gas Sandstones
W. R. Landwer, N. S. Neidell
GCAGS Transactions
... processed seismic displays with an understanding of sandstone/shale reflectivity as provided by available acoustic and density logs. Simple synthetic...
1994
Abstracts: Time-Lapse VSP Data Analysis from Weyburn CO2 Project; #90173 (2015)
Amin Baharvand Ahmadi, Igor Morozov
Search and Discovery.com
.... In particular, the S-wave reflectivity (Rs) should be sensitive to CO2 saturation and therefore is among the principal goals of the seismic study...
2015
A Seismic Rock Properties Study of a Mesozoic Reservoir in Indonesia
Andi Alamsyah, Lantu, Sabrianto Aswad, Andi Darmawansyah
Indonesian Petroleum Association
... type, and water salinity) and pore fluid saturation such as 100% water saturation or hydrocarbon with only oil or only gas saturation (Kumar, 2006...
2013
Predicting porosity, water saturation, and shale volume with high-resolution seismic inversion using Hopfield network: Upper Assam Basin, India
Son D. T. Phan, Triveni Gogoi, Rima Chatterjee,and Mrinal K. Sen
AAPG Bulletin
...Predicting porosity, water saturation, and shale volume with high-resolution seismic inversion using Hopfield network: Upper Assam Basin, India Son D...
2022
A New AVO Attribute for Hydrocarbon Prediction and Application to the Marmousi II Dataset, #41764 (2016).
Changcheng Liu, Prasad Ghosh
Search and Discovery.com
... and water saturation cases with extracted rock physics parameters. As rotation of the coordinate is based on the response of wet sand, the brine response...
2016
Distinguishing Water Saturation Changes from Porosity or Clay Content Changes Using Multicomponent Seismic Data
Fuping Zhu, Richard L. Gibson, Jr., Joel S. Watkins, Sung H. Yuh
GCAGS Transactions
... of reflectivity changes. However, the Rps/Rpp response to porosity changes could be different from the response to water saturation changes. Fig. 8 is the Rps...
2000
Abstract: Pre-Stack Inversion: An Extension of AVO for Lithology and Hydrocarbon Fluid Quantification
Rick Wallace and Roger Young
Houston Geological Society Bulletin
... as well as sonic, density and gamma ray logs to directly derive elastic rock properties including sand/shale content, gas saturation, water volume...
1998
AVO Inversion in Marine Gas Hydrate Studies; #41603 (2015)
Marc-André Chen, Stan Dosso, George Spence, Michael Riedel, Roy Hyndman
Search and Discovery.com
... saturation in the upper media, and partial free-gas saturation in the lower media. Using Zoeppritz’ equations, synthetic reflection coefficient vs. incidence...
2015
Abstract: Multioffset Ground Penetrating Radar Lessons Learned for Improved Geological and Archaeological Imaging and Interpretation; #90211 (2015)
Brooke Berard and Jean-Michel Maillol
Search and Discovery.com
... to realize improved data quality. Common offset reflectivity is very sensitive to c hanges in water saturation, and multioffset data even more s o due...
2015
Time Lapse Feasibility Seismic Study of Gas Carbonates Reservoir in Tetra Field, Indonesia
Helmi Indrajaya, Boris Gurevich, Maxim Lebedev, Sigit Sukmono
Indonesian Petroleum Association
.... The reservoir target is upper Miocene carbonate build-up of Mantawa Member Formation. We developed new paradigm using gradual assumption of water saturation...
2014
Integrated Geological and Geophysical Analysis by Hierarchical Classification: Combining Seismic Stratigraphic and AVO Attributes (Geophysics Paper 12)
Alexis Carrillat, Tanwi Basu, Raul Ysaccis, Shye Aik Chong, Amiruddin Mansor, Martin Brewer
Geological Society of Malaysia (GSM)
... classification-estimation scheme based on a relationship identified between the AVO attributes and the water saturation from log data. The final result...
2008
P-S Converted Wave AVO Analysis for Reservoir Characterization
Ehsan Sadeghi, Cepi Adam, Effendy Siawira, Hilfan Khairy
Indonesian Petroleum Association
... Proceedings, 2017 Figure 6 - Modeled P-P and P-S reflectivity versus P-wave angle of incidence: Sin2 (ɵ) for an interface of shale/water sand...
2017
AVO Analysis for Pre-Messinian Exploration Targets: A New Approach to Identify Gas-Bearing Sandstone Reservoirs; #42464 (2019)
Islam A. Mohamed, Mostafa Monir
Search and Discovery.com
... plays. Recent discoveries in the Oligo–Miocene sequences, coupled with the advanced use of 3D seismic attributes, AVO (Amplitude versus Offset...
2019
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
.... The S-wave velocity increase linearly with small increasing because with a large CO2 saturation, the oil and water saturation is small, so the S-wave...
2014
Synthetic Seismic Validation of Reservoir Models of the Carbonate Gas Fields in Offshore Sarawak, Malaysia; #41087 (2012)
Alexander David Kayes
Search and Discovery.com
... 2004 Timing of water breakthrough is a key challenge and subsurface uncertainty. AI Model Sw 2004 model Time-step Saturation Models can...
2012
Abstract: Monte Carlo Markov Chain Methods in Seismic Deconvolution; #90174 (2014)
Andres Medina and Mirko van der Baan
Search and Discovery.com
... sense in terms of Earth's reflectivity recovery versus noise amplification, yet it amounts to taking linear combinations of noisy observations...
2014
Geostatistical Integration of Crosswell Data for Carbonate Reservoir Modeling, Mcelroy Field, Texas
William M. Bashore, Robert T. Langan, Karla E. Tucker, Paul J. Griffith
Special Publications of SEPM
... from Figure 13d. Blue represents original oil saturation, red represents high water saturation. While these observations are not statistically...
1995
AVO and Inversion Contribute to Makassar Exploration Efforts
William L. Soroka, Herry Andiarbowo, Anung Widodo
Indonesian Petroleum Association
..., poststack seismic inversion and AVO (Amplitude Versus Offset). The application of these technologies in Makassar are unique to Indonesia in several...
1995
ABSTRACT: Fluid and Petrophysical Prediction in The Elastic Domain Using Neural Network Method, by Hermana, Maman; Najmi, Muhammad; Tuan Harith, Zuhar; Sum, Chow W.; #90155 (2012)
Search and Discovery.com
2012
Seismic Reservoir Characterization and Pre-stack Inversion in Resource Shale Plays, #41467 (2014),
Brian Russell
Search and Discovery.com
... (Amplitude versus Azimuth) reflectivity and Azimuthal Inversion. North American Basins The major unconventional basins in Canada are shown here. I...
2014