Mapping Thin Sand Reservoirs in Eastern India

U. K. Guru, M. Krishnamurty, V. C. Ramalah, E. W. Wiltse, Robin Westerman

Southeast Asia Petroleum Exploration Society (SEAPEX)

... Vertical Seismic Profiling techniques are being tried to improve the detailed mapping of thin sands. After dynamite source-tuning, a high frequency image...

Application of Frequency-Dependent Attributes for Gas Prospect Identification

Vittorio De Tomasi, Alfonso Junio Marini, Maurizio Ferla, Francesca de Finis

International Meeting for Applied Geoscience and Energy (IMAGE)

... is ambiguous, because of thin layer effects (Manafov and Strommen,2012), viscoelasticity (Samec and Blangy,1992) dispersion and anisotropy (Haase, 1999...

Abstract: Seismic Polarity Reversals in Higher Impedance Gas Sands, by W. R. Landwer and N. S. Neidell; #90983 (1994).

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Systematic Application of Seismic Amplitude Analysis for Exploration in the Upper Cibulakan Formation, Example from Gas Discovery LES-1 Offshore Northwest Java

Gunawan, V. L. Ball, Z. Imran, M. J. Gresko

Indonesian Petroleum Association

... for amplitude strength, phase, AVO (Amplitude Versus Offset) response and structural configuration. In addition, part of the approach...

Abstract: Application of Spectral Decomposition for the Identification of Sand Fairways and Prediction of Net Sand Thickness - Cb/Os-2, Gulf of Khambat, Western Offshore India - A Case Study, by Sivasankar Josyula, Sumit Bhardwaj, Nikhilesh Dwivedi, and Kondal Reddy; #90081 (2008)

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Lithology Discrimination through Elastic Inversion (Paper C5)

D. Ghosh

Geological Society of Malaysia (GSM)

... suitable for thin beds as the so called “ Tunning “ interference will be removed. This is the focus of this paper. The output of an AI is basically...

Predictions of Gas Hydrates Using Pre-Stack Seismic Data, Deepwater GOM; #40547 (2010)

Dianna Shelander, Jianchun Dai, George Bunge, Timothy S. Collett, Ray Boswell, Emrys Jones

Search and Discovery.com

... the resolution and fidelity of the seismic offset data for subsequent AVO analysis. Inversion of the pre‐stack data converts the seismic data to pseudo rock...

Abstract: Developing a Hydrocarbon Exploration Tool in the Arkoma Basin, Oklahoma

Ibrahim Çemen

GCAGS Transactions

... correlation between the porosity and acoustic impedance in thin sandstone reservoirs such as the Brazil and Red Oak because of the tuning thickness...

Channel Modeling Based on Seismic, Wells and Analogue Data: Parameter Uncertainty Handling and Volume Uncertainty Assessment Using Experimental Design

Yuniyanto, Paul Thompson, Lothar Schulte, Andrian Elim, Vikram Sharma

Indonesian Petroleum Association

... horizons. The channel reservoir is relatively thin (40-130ft) and therefore it was possible to take advantage of the seismic tuning effect to get...

Seismic Detection of Source Rocks

Ian Davison, Karyna Rodriguez, David Eastwell

GEO ExPro Magazine

... the Brazilian Reconstruction: Base Aptian (125 Ma) Aptian Age Barremian-Aptian Aptian source thin or absent Angola Brazil Murombe-1 320m Thick Res TOC...

Orbital Climate Forcing in Mudflat to Marginal Lacustrine Deposits in the Miocene Teruel Basin (Northeast Spain)

Hemmo A. Abels, Hayfaa Abdul Aziz, Dario Ventra, Frederik J. Hilgen

Journal of Sedimentary Research (SEPM)

... paleoenvironments. Cycle characteristics are laterally consistent, whereby limestone beds pinch out towards the basin margin and thicken towards the central...

Constraining uncertainty in interpretation of seismically imaged clinoforms in deltaic reservoirs, Troll field, Norwegian North Sea: Insights from forward seismic models of outcrop analogs

Nicholas E. Holgate, Gary J. Hampson, Christopher A.-L. Jackson, and Steen A. Petersen

AAPG Bulletin

..., Kf-1 consists primarily of river-dominated delta-front deposits containing steeply dipping (10–15°) clinoforms defined by thin beds of mudstone...

Chapter 13: The Tamar Giant Gas Field: Opening the Subsalt Miocene Gas Play in the Levant Basin

Daniel L. Needham, Henry S. Pettingill, Christopher J. Christensen, Jonathan ffrench, Zvi Kul Karcz

AAPG Special Volumes

... punctuated by relatively thin beds of silts and mudstones. The accumulations are characterized by thick deposits, over 250 m (820 ft) of gross pay at Tamar...

Geophysical Corner Articles from September 1996 – present, Compiled

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ABSTRACT: Integrating Sequence Stratigraphy and Seismic Attributes for Quantitative Reservoir Characterization: A Case Study of a Pliocene Reservoir, Campeche Sound, Mexico

Efrain Méndez-Hernández, Jesús García-Hernández, Carlos Bahamon, Roger Slatt

GCAGS Transactions

... successful results from facies characterized by thin mixed siliciclastic-carbonate beds contained within a faulted rollover anticline. Based upon...

Structural and Stratigraphic Interpretation of the Muddy Formation Using the Manderson Field 3D Seismic Survey, Big Horn County, Wyoming

J. Chris Besler, Mark T. Kramer

Wyoming Geological Association

... is the result of thickening the channel from zero feet to 150 feet and back to zero feet. This phenomenon is described as the "tuning effect" of thin beds...

Chapter Five: Reservoir Identification

Alistair R. Brown

AAPG Special Volumes

..., v.31, p. 682–683. Castagna, J. P., and M. M. Backus, 1993, Offset-dependent reflectivity — theory and practice of AVO analysis: SEG Investigations...

Abstract: Maximize the Potential of Seismic Data in Shale Exploration and Production … Examples from the Barnett Shale and the Eagle Ford Shale; #90187 (2014)

Joanne Wang and Duane Dopkin

Search and Discovery.com

... be useful in evaluating thin bed effects, like tuning. Shown in Figure 5 is an overlay of the curvature and facies attributes along the Eagle Ford interval...

Quantitative Interpretation: Use of Seismic Inversion Data to Directly Estimate Hydrocarbon Reserves and Resources

James Shadlow, Adam Craig, David Christiansen, Robert Mitchell

Petroleum Exploration Society of Australia (PESA)

... workflow utilising AVO inversion based lithology prediction data was developed to directly assess reserves and resources for an LNG development project...

Finding New Oil and Gas Reserves in Fluvial Systems Using AVO: The Upper Frio in Wharton County, Texas

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Hydrocarbon Detection Seabed Surveying Using Microbial-Geochemical Exploration (MGCE) Technology Can Mitigate CO2 Charge Risk Prior to Deep Water Exploration Drilling

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Identifying New Potential in a Mature Field: A Mixed Siliciclastic-Carbonate K-Limestone Reservoir Characterization in Supat Field, South Sumatra Basin

Irfan Yuliandri Syukri, Budi Permana, Mugie Ginanjar, Miftahul Firdaus, Sri Windyarsih

Indonesian Petroleum Association

.... To confirm this interpretation, the sidewall cores were thin sectioned and viewed under magnification to determine the composition, mineralogy, texture...

Technical Article: Finding Subtle Traps with Seismic: Interpretative Criteria Clarified

A. Easton Wren

Petroleum Exploration Society of Australia (PESA)

... wavelet attributes of interest are frequency, phase, and amplitude. In general, high frequency data are desirable for resolution of thin beds...

EXTENDED ABSTRACT: Devils Tower Area: Rationalization of Geophysical Subtleties with Geologic Concepts Provides Basis for Successful Drilling Program

Wieg, Paul K. and Fingleton, W. George

GCAGS Transactions

... was discovered using amplitude mapping of full-stack, 3-D seismic data. Petrophysical analysis confirmed sands as having "class 3" AVO response...

Abstract: Prediction of Carbonate Composite Reservoirs based on High-Precision Facies Constrained Inversion„a Case Study of K Area in the Pre-Caspian Basin; #91204 (2023)

Xichen Zhang, Ruidong Han, Jingbin Cui, Xiaobo Liu, Changjiang Du

Search and Discovery.com

... range. The prediction effectively delineates the discontinuous distribution of the porous reservoirs, and thin beds with thickness of less than 20m...