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The AAPG/Datapages Combined Publications Database
Showing 2,335 Results. Searched 200,635 documents.
Application of Spectral Decomposition and RGB Blending for Mapping the Distribution of Ubadari Sandstone in Kasuri Block
Leonard Lisapaly, Anne Queentina Tyas Primasty
Indonesian Petroleum Association
... well X-1, consists of shale, Roabiba sandstone, and Ubadari sandstone The reflectivity was calculated from the well logs (density and sonic...
2018
Understanding the Spatial Geological Heterogeneity of the Delaware Basin from Pre-Stack Seismic Inversion
Simon Payne, Andrew Lewis, Ben Hardy, Venkatesh Anantharamu, Iestyn Russell-Hughes
Unconventional Resources Technology Conference (URTEC)
... stacks and validated using estimates of the seismic wavelets at the correct reflectivity angle range. The results of this process was a seismic...
2019
West Cameron 43 Field: A New Structural-Stratigraphic Trap, Flank to an Old Field
J. Michael Jobe
GCAGS Transactions
... of Seismic line 1. Since the zero-offset reflection coefficients of Class 2 sands are close to zero, large fractional changes in reflectivity from near...
1992
Basement Reactivation in the Alberta Basin: Observational Constraints and Mechanical Rationale
Gerald M. Ross, David W. Eaton
CSPG Bulletin
... and 4 s in areas where primary reflections in the shallow basement are weak, or are superimposed on basement reflections where the basement reflectivity...
1999
Using Gas Chimneys in Seal Integrity Analysis: A Discussion Based on Case Histories
Roar Heggland
AAPG Special Volumes
... high reflectivity in the water column above the crater (Figure 3). This indicates that escape of gas through the seabed is still occurring. Some chimneys...
2005
Dim Spots and Non-Bright AVO Associated with Gas in the South Ardjuna Basin, Offshore North West Java, Indonesia
David A. Fisher, Leonardus Suffendy
Indonesian Petroleum Association
... and the reflectivity of such reservoirs are usually "swamped" by interference from overlying and underlying larger amplitude reflections. Initial work with pre...
1999
Time-Lapse WAW VSP Imaging of an Unconventional Reservoir Using DAS Fiber Optics
J. Andres Chavarria, Dan Kahn, David Langton, Steve Cole, Xinyang Li
Unconventional Resources Technology Conference (URTEC)
... imaging were calibrated in the time domain using the seismic reflectivity derived from the vertical well VSP processing. Figure 6. Deep reflector image...
2019
Biogenic Gas Reservoir Distribution Analysis Using AI Inversion and Seismic Attributes in The Nias Basin, North Sumatra
Nurul Azizah Haris, Ninda Saphira Mustafa, Fathkhurozak Yunanda Rifai, Shaska R. Zulivandama, Sabrianto Aswad
Indonesian Petroleum Association
...-based inversion defines reflectivity as sequences that provide the best fit for seismic data. The reflectivity is convoluted with the wavelet to provide...
2020
Log-Derived Indicator of Thermal Maturity, Nibrara Formation, Denver Basin, Colorado, Nebraska, Wyoming
Thomas M. Smagala, Charles A. Brown, Gary L. Nydegger
Rocky Mountain Association of Geologists
... of contamination by uphole cavings. The mean reflectivity of the primary uncontaminated vitrinite population is the value generally used to quantify...
1984
Investigating Natuna Carbonate Platform Complexities Through Integration of Multi-Geophysical Datasets From Seismic FWI PSDM Reprocessing
Muhammad Nauvall Juliansyah
Indonesian Petroleum Association
... INTERNAL Seismic FWI PSDM reprocessed data shows higher detail in reflectivity and amplitude response. After the base of carbonate reflector...
2022
Feasibility Study Methodology for Fracture Analysis Studies Using Seismic Azimuthal Amplitude Variation: Application in Southern Mexico
Alexis Ferrer Balas, Nahum Campos, Jesus Garcia Hernandez
GCAGS Transactions
... for weakly anisotropic elastic media: Studia Geophysica et Geodaetica, v. 45, p. 176–199. Roure, B., O. Collet, and J. Downton, 2011, The reflectivity...
2011
New Joint Categorical/Continuous Simultaneous Inversion Technology (Paper C9)
M. Kemper
Geological Society of Malaysia (GSM)
... can turn reflectivity Rpp(θ) in [1] into synthetic seismic Spp(θ) by convolving with wavelet W(θ): Spp(θ) = a W(θ)RAI + b W(θ)RSI + c W(θ)Rρ [2...
2012
1.5 Crustal Sections: Crustal Structure in the Adirondacks
S. Klemperer, L. Brown, J. Oliver, C. Ando, and S. Kaufman
AAPG Special Volumes
..., 1982, Seismic velocity and anisotropy in mylonites and the reflectivity of deep crustal fault zones: Geology, v. 10, p. 260-263. Jordan, T.H....
1983
Delineation of a Thin Sandstone Reservoir Using Seismic Lithologic Modeling in the Taber-Turin Area, Alberta
Tom Guidish and Marc DeBuyl
AAPG Special Volumes
... travel time. End_Page 101------------------------ Figure 6B. Synthetic response of the SLIM-derived reflectivity model along traverse 2. Depth...
1987
CHAPTER 1: USE OF HIGH-RESOLUTION REFLECTION PROFILING TECHNIQUES FOR IDENTIFYING MAJOR LATE QUATERNARY CONTINENTAL SHELF/SLOPE FACIES
Henry L. Berryhill, Jr.
AAPG Special Volumes
... characteristics as revealed by seismic reflectivity. The most common types of seismic-reflection patterns encountered on the profiles and the terminology applied...
1987
The Role of Horizontal Seismic Sections in Stratigraphic Interpretation: Chapter 3
Alistair R. Brown
AAPG Special Volumes
...., and N. R. Goins, 1984, The change in reflectivity with offset; 1983 research workshop special report: Geophysics, v. 49, p. 838-839. Bone, M. R., B. F...
1985
A New Method for the Preparation of Peat Samples for Petrographic Study by Transmitted and Reflected Light Microscopy
Angel M. Lopez-Buendia
Journal of Sedimentary Research (SEPM)
... fully. This method can be used to study the reflectivity of macerals and to classify them, but the polished sections have poor surface quality...
1998
New insights into deformation mechanisms in the gravitationally driven Niger Delta deep-water fold and thrust belt
Dominic Maloney, Richard Davies, Jonathan Imber, Simon Higgins, Stephen King
AAPG Bulletin
... mobilization as a process because both terms have historically been loosely applied to areas of low seismic reflectivity (Bruce, 1973; Evamy et al...
2010
Abstract: SS-wave Reflections from P-wave Sources in Azimuthally Anisotropic Media; #90187 (2014)
James Gaiser and Richard Verm
Search and Discovery.com
... that reflectivity of the fast or slow SS-waves is constant with azimuth. This is clearly not the case, as demonstrated by the null directions and amplitude...
2014
Abstract: Simultaneous P-P and P-S Waveform Inversion Algorithm Using Pre-Stack Time Imaging Method ; #90187 (2014)
Hassan Khaniani, John C. Bancroft, and Eric von Lunen
Search and Discovery.com
... and data prediction. In other work, the use of forward Pre-Stack time Kirchhoff operator for the prediction of P-P data from the reflectivity function...
2014
Abstract: Exact, Linear and Nonlinear AVO in Terms of Poroelastic Parameters; #90187 (2014)
Steven Kim and Kris Innanen
Search and Discovery.com
.... Introduction Russell et al’s. (2011) research introduces a linearized poroelastic approximation that uses reflectivity models in , , and . We will refer...
2014
Abstract: A new Frontier Being Revealed; Using Spectral Decomposition in an Old Universe of Multiples and Noise; #91204 (2023)
Miguel Mora-Glukstad, Hamza Khanjari, Wathab Al Mahrezi, Marwa AL Dhahli, Martin Dvorak, Said Abri
Search and Discovery.com
... volumes have removed enough multiples allowing for the true seismic reflectivity to show “geological” features (Figure 5). Figure 5. 3D view displaying...
2023
STAR--Structural Analogues for Reservoirs, by Fault Dynamics Research Group, #40264 (2007).
Search and Discovery.com
2007
Rock Property Data Volumes from Well Logs, by L.R. Denham and H. Roice Nelson, Jr., #40268 (2007).
Search and Discovery.com
2007
The Ordovician Glaciation in Saudi Arabia Exploration Challenges Part 2: Geophysics, #50176 (2009)
Ashraf Khalil, Geoffrey Pike, Pieter Van Mastrigt, and John Smale
Search and Discovery.com
... by Presenter: Reflectivity (Shell) convention: AI increase with depth is a negative deflection on reflectivity. Interface between soft shale...
2009