Regional Top Seal Capacity Analysis in JS-1 Ridge, Offshore Madura Involving Seal Geometry, Capilary Seal, Hydrofracturing Analysis, and Natural Fracture Modelling

Khadafi, Agus M. Ramdhan, Riszky B. Risyad, Andri Akbar, Ghufron Fauzi

Indonesian Petroleum Association

... well, laboratory (Mercury Injection capillary pressure, vitrinite reflectance and X-ray diffraction), and 3D seismic data. The pore pressure...

ABSTRACT: Deep Crustal Structure of Northwestern Gulf of Mexico, by Yosio Nakamura, Dale S. Sawyer, F. Jeanne Shaub, Kevin MacKenzie, and Jurgen Oberst; #91036 (2010)

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Critical Analysis of Stack Seismic Systems: DISCUSSION

Richard H. Hopkins

AAPG Bulletin

... of the ray path from a theoretical straight line can be serious at shallow depths with long spreads, but becomes inconsequential as depth increases...

ABSTRACT: A Comparison of AVO Behavior after Prestack Time Migration, Prestack Depth Migration, and Prestack Imaging, by James Allen, Carolyn Peddy, Anat Canning, Glen Denyer; #91020 (1995).

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Subsalt Imaging: An Integrated Approach to Image Improvement of Vintage Data

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Sonic Properties as a Signature of Overpressure in the Marcellus Gas Shale of the Appalachian Basin

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ABSTRACT: Estimation of Anisotropy Parameters Using Intrinsic Rock Properties in a Selected Swamp Field in Niger Delta; #90115 (2010)

Iheanyichukwu P. Okorie, Francesca Osaynade, Understanding Aikulola, Noble Tamunobereton-ari, Robinson S. Dike, Samuel Olotu, and Joseph O. Ebeniro

Search and Discovery.com

... velocity accounts for suboptimal imaging especially in depth positioning and focusing even when prestack depth migration algorithm has been used...

Land 3D Acquisition Techniques Related to S.E. Asian Situation

Walter Ritchie

Indonesian Petroleum Association

... and/or shallow objective. Offset ranges are selected to ensure that velocity estimates down to the maximum depth of interest may be accurately determined both...

Oil-Water Two-Phase Flow Behavior in Shale Inorganic Nanopores: From Molecule Level to Theoretical Mathematical Model

Shiyuan Zhan, Yuliang Su, Zhehui Jin, Wendong Wang, Lei Li

Unconventional Resources Technology Conference (URTEC)

... energy, the underlying mechanisms of fluid flow in the nanopores is also emphasized. In such nanopores, abnormal phenomena such as velocity slip near...

Utilizing Seismic in Exploring for Subtle Traps

Kevin Werth, Patrick Bygott, Edward Teyland

PTTC

.... For aperture requirement calculations, the velocity gradient can be included as a means of accommodating ray bending and thereby trimming...

Bathyl-Abyssal Environments: Chapter 7

Robert R. Berg

AAPG Special Volumes

... depths. 1. Evidence for modern deep-sea currents a. Telephone cable breaks, high velocity b. Abyssal plain sands and channels c. Recent measurements...

Abstract: Basement Structure under the Central Eromanga Basin from Seismic Refraction Studies

J. Lock

Petroleum Exploration Society of Australia (PESA)

... structure with depth. No strong primary reflection branches are observed at short distances (less than 20 km) therefore the velocity of the basin sequence...

Seismic Line Across the Wind River Thrust Fault, Wyoming

W.L. Basham, W.F. Martin

Rocky Mountain Association of Geologists

... of the velocity variations can be analyzed by ray tracing and by studying the near offset and far offset stacks of the seismic data. A post-thrusting...

Abstract: Post-processing Technique to Relocate Microseismic Events Using the Double-Difference Method; #90187 (2014)

Fernando Castellanos and Mirko van der Baan

Search and Discovery.com

... monitoring, is mainly affected by several factors: a limited sourcereceiver configuration, errors in time picks and in the velocity model used, which...

Stony Mountain (Ordovician) and Interlake (Silurian) Facies Analogs of Recent Low-Energy Marine and Subaerial Carbonates, Bahamas

Perry O. Roehl

AAPG Bulletin

... with "lime mud" similar to Figure 22B. Sample loc.: Shell Northern Pacific 12-3, depth 8,940 ft, T. 10 N., R. 58 E. (C) Linear growth fabric which...

Abstract: Pre-survey Planning for Microseismic Monitoring Projects; #90174 (2014)

Brad Artman, Ben Witten, and Brad Birkelo

Search and Discovery.com

... from the source equal to the depth of the source for this constant velocity example. In a medium where velocity increases with depth, the surface...

Application of the Instantaneous Quality Factor (Q) in the Characterization of the Austin Chalk and Eagle Ford Shale, South Texas, #41781 (2016).

Osareni Ogiesoba

Search and Discovery.com

... the Austin Chalk and Eagle Ford Shale. The linear relationship obtained by crossplotting Q traces versus log properties at well locations has enabled...

Very High Amplitude Seismic Anomaly in Georges Bank Trough, Atlantic Continental Margin

Robert C. Anderson, David J. Taylor

AAPG Bulletin

... an increase of velocity with depth was not incorporated with the integrated traces. The direction of the trace (left or right), as well as the amplitude...

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

Martin Bennett

Indonesian Petroleum Association

... interval 500 ft/s. Figure 6. Chart of Dix interval velocity vs depth for the Muda sands interval, the linear increase in velocity with depth...

Advanced VSP modeling for efficient data acquisition in deepwater subsalt well

Manish Lal Khaitan, Rafael Guerra, Francesco Miranda, Emmanuel Spadavecchia

International Meeting for Applied Geoscience and Energy (IMAGE)

...) and full waveform inversion (FWI). We review in the next section the VSP modeling performed. Method Separate velocity models were created for ray...

Petrophysics of the Lance and Upper Mesaverde Reservoirs at Pinedale Field, Sublette County, Wyoming, USA

Suzanne G. Cluff, Robert M. Cluff, Daniel G. Hallau, Ryan J. Sharma

AAPG Special Volumes

... were available, the data were digitized, imported, and depth shifted into alignment with the open-hole logs by correlation with the gamma-ray...

Evolution of gas hydrate–bearing deep-water channel-levee system in abyssal Gulf of Mexico: Levee growth and deformation

Manasij Santra, Peter B. Flemings, Erik Scott, and P. Kevin Meazell

AAPG Bulletin

... using the logging while drilling log data including gamma-ray (GRMA), resistivity, density, and P-wave velocity (VP) logs. Hydrate-bearing intervals...

Seismic sedimentology of a broad, low-relief carbonate platform: The Cambrian Longwangmiao Formation, Moxi–Gaoshiti area, Sichuan Basin, China

Wenzhi Zhao, Hongliu Zeng, Zhaohui Xu, Suyun Hu, and Qilong Fu

AAPG Bulletin

...-ray (left) and velocity curves (right). LWM = Longwangmiao Formation; P base = Permian base; Seq. = Sequence. Figure 5. Two-way traveltime structural...

Seismic Models and Interpretation of The Casper Arch Thrust: Application to Rocky Mountain Foreland Structure

Riley C. Skeen, R. Randy Ray

Rocky Mountain Association of Geologists

... foreland thrusts. The models aid in understanding the velocity and ray path effects that distort seismic reflection data and complicate its...

Abstract: Improved Characterizationof the Compartmentalized and Overpressured Vicksburg Sandstone Reservoirs Using Integrated Sequence Stratigraphy, Diagenesis, and Petrophysics

Zuhair Al-Shaieb

Houston Geological Society Bulletin

... improved formation evaluation techniques for this type of reservoir. Cores were sampled for thin-section, X-ray, SEM, φ-k, capillary pressure...