A Seismic Method for Estimating Subsurface Vp/Vs Ratio Based on Converted Waves: A Case Study From Arabian Gulf

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Expectations from Uranium Exploration

John W. Gabelman

AAPG Bulletin

..., The dynamic earth: New York, John Wiley and Sons, 416 p. End_of_Article - Last_Page 2004------------ Decline of the success ratio (Gabelman, 1974...

Characterizing the Dynamic Growth of a Fracture Network

Ted Urbancic, John W. Crowley, Adam M. Baig, Eric Von Lunen

Unconventional Resources Technology Conference (URTEC)

... three new parameterizations, the Difusivity Index (DI), Fracability Index (FI) and Seismic Efficiency (η). DI considers the diffusivity of event...

Geologic Modeling and History Matching of Multi-Scale Flow Barriers in Deep-Water Reservoirs: Methodology and Field Application, #40491 (2010)

Hongmei Li, Jef Caers, Omer Alpak, Mark Barton,

Search and Discovery.com

... ratio and overlap ratio from their corresponding distribution functions, and use these ratios to obtain the location relative to the previously...

Regional and Local Components in Facies Maps

W. C. Krumbein

AAPG Bulletin

... of typical regional wells. Selection of such wells requires familiarity with details of the section. In effect the process is one of picking logs...

Quantitative seismic geomorphology of the middle Frio fluvial systems, south Texas, United States

Hamed Z. El-Mowafy, and Kurt J. Marfurt

AAPG Bulletin

...-to-noise ratio is high, and no multiples or coherent noise is apparent in the data. The first survey (area A in Figure 1) was acquired in 1993 by Union...

Petroleum systems of the Simeulue fore-arc basin, offshore Sumatra, Indonesia

Rudiger Lutz, Christoph Gaedicke, Kai Berglar, Stefan Schloemer, Dieter Franke, Yusuf S. Djajadihardja

AAPG Bulletin

.... 69, p. 742759, doi:10.1306/AD4627FE-16F7-11D7-8645000102C1865D.Benfield, A. E., 1949, The effect of uplift and denundation on underground temperatures...

Sequence stratigraphy of the Eocene turbidite reservoirs in Albacora field, Campos Basin, offshore Brazil

Andre De Gasperi, Octavian Catuneanu

AAPG Bulletin

..., with and without the production effect (Figure 4). All this information was integrated for the sequence-stratigraphic model proposed in this study.Figure 4...

Intra-Muda Shallow Gas in Cumi-Cumi PSC, Natuna Sea - a Driller's Nightmare Becomes a Geophysicist's Dream

Martin Bennett

Indonesian Petroleum Association

... of crossplotting P-wave (P) amplitude against Gradient (G) proved extremely successful in picking the top and base of sandstone units and verified the results...

Abstract: Effect of Heavy Oil Reservoir Rock Texture on the Vp/Vs Ratios Derived from Logs; #90172 (2014)

Carmen C. Dumitrescu, Larry Lines

Search and Discovery.com

... sand velocity. Effect of rock texture on Vp/Vs ratio From laboratory measurements incorporating the observation on rock texture, the effect of sand...

Identifying and Quantifying Significant Uncertainties in Basin Modeling

Paul J. Hicks Jr., Carmen M. Fraticelli, Jennifer D. Shosa, Martine J. Hardy, Michael B. Townsley

AAPG Special Volumes

... to vary both spatially and temporally. Some of the input parameters that are commonly used in basin models and their potential effect on model results...

An Update of Esr Spectroscopy Studies of Dolomite Origin

David N. Lumsden, Roger V. Lloyd

Special Publications of SEPM

... is indicated by dotted line Mn partitioning ratio for a given sample of dolomite is the area of the Mn signal from the Mg site divided by that from the Ca...

Petroleum Systems of the Piedemonte Oriental, Cusiana-Apiay Area, Colombia

Luiz A. F. Trindade, Marcio Rocha Mello, Octavio Luna A., José Velandia

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... rocks, ranging from distal to proximal, with variable continental input. 303 Oleanane/hopane ratio vs C 3 -/C 34 homohopanes; oleanane/hopane vs...

On Transgressional Warming and Deglaciation

W. H. Berger

AAPG Special Volumes

... and the search for chemo-climatic feedback, in G. Einsele and A. Seilacher, eds., Cyclic and event stratication: Berlin, Springer-Verlag, p. 121-157. Berger...

Sequence Architecture of the Bighorn Dolomite, Wyoming, USA: Transition to the Late Ordovician Icehouse

Steven M. Holland, Mark E. Patzkowsky

Journal of Sedimentary Research (SEPM)

... oscillations: Geology, v. 29, p. 1127–1130. Burgess, P.M., 2006, The signal and the noise: forward modeling of allocyclic and autocyclic processes...

The Use of Seismic Refraction Method in Slope Failure Investigation

Khairul Anuar Mohd. Nayan, Rahman Yaccup, Abd. Rahim Samsudin, Umar Hamzah, Abd. Ghani Rafek

Geological Society of Malaysia (GSM)

... arrival time picking from Firstpix was later saved in ASCII format to enable the file to be imported by the seismic refraction software Refract (Road...

Low Frequency Passive Seismic Study in Brantas Block, East Java, Indonesia

Muhammad Alwi, Sunu Hadi Praptono, Andri Murtadho

Indonesian Petroleum Association

... include strong perturbations (noise) and discontinuities (data gaps). Figure-3 shows a typical example of raw data. To obtain a clean signal, time...

An integrated workflow centered around elastic FWI for complex subsalt imaging using wide-azimuth data in the southern Gulf of Mexico

Hongyan Li, Riaz Alai, Nolan Brand, Frederico Xavier de Melo, Hugo Enrique Muñoz Cuenca, Wenmiao Liu, Iestyn Williams, Saeeda Hydal, Khaled Abdelaziz, Emmi Sanchez Vargas, Nik Nur Halim C Soh, M Shah B Sulaiman, Sandeep Kumar

International Meeting for Applied Geoscience and Energy (IMAGE)

... are very well attenuated in 6b. Higher signalto-noise ratio is observed on the enhanced image. With the improved velocity model from EFWI together...

Formulation of Rock Type Prediction in Cored Well Using Fuzzy Substractive Clustering Algorithm

Farizal Hakiki, Aris Tristianto Wibowo

Indonesian Petroleum Association

... be for a given data set. This method, however, strictly depends on the value of accepted ratio, rejected ratio, influence range and squash. The fuzzy...

Bottom Hole Pressure Management in a Highly Permeable and Narrow Margin MPD Operation

Ugochukwu Oseme, Sunday Awe, Obinna Amah, Adeyemi Erinle, Ayodele Akinfolarin, Timothy Ibrahim, Vincent Roes

Africa Energy and Technology Conference, 2016

... and fluid mobility of 112 – 1000mD/cp. The uniqueness of the high mobility ratio and the narrowness of the drilling window suggested a high potential...

Bottom Hole Pressure Management in a Highly Permeable and Narrow Margin MPD Operation, #42017 (2017).

Ugochukwu Oseme, Ayodele Akinfolarin, Sunday Awe, Adeyemi Erinle, Timothy Ibrahim, Vincent Roes

Search and Discovery.com

... a narrow drilling window with formation permeability of 124-204 mD and fluid mobility of 112-1000 mD/cp. The uniqueness of the high mobility ratio...

Jolliet Field Thrust Fault Structure and Stratigraphy Green Canyon Block 184, Offshore Louisiana

Douglas Cook , Peter D'Onfro

GCAGS Transactions

... as a factor of safety. Factor of safety (FS) is defined as the ratio between resisting force and driving force, both applied along a potential...

A Comparative Study of Organic Richness and Maturity Impact on Anisotropic Geomechanical Properties in Shale Reservoirs

Azra N. Tutuncu, Binh Bui

Unconventional Resources Technology Conference (URTEC)

... to obtain the anisotropic geomechanical parameters. The results highlight the maturation, organic richness and clay composition effect on the recorded...

Experience with Seismic Lithology (AVO) in Central Sumatra

Jeff Wright, Isdjulaedi Bakri, Budi Subiyanto

Indonesian Petroleum Association

... the effect of varying fluid content in the rock on its' velocity and density and graphs the changes in reflection coefficient as a function of angle...

CO2 Utilization Ratio Simulation during a CO2 Huff-and-Puff Process in Ultra-Low Permeability Oil Reservoirs

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