Velocity Logging and Its Geological and Geophysical Applications

H. R. Breck, S. W. Schoellhorn, R. B. Baum

AAPG Bulletin

...Velocity Logging and Its Geological and Geophysical Applications H. R. Breck, S. W. Schoellhorn, R. B. Baum 1957 1667 1682 41 8. (August) In its...

Velocity as a Problem in Mississippi

R. R. Phillips

GCAGS Transactions

... it is because we don't know what is happening below the Chalk and what effect it has on our velocity gradient. FIGURE VII This figure shows a contour map...

Prediction and Analysis of Geomechanical Properties of the Upper Bakken Shale Using Artificial Intelligence and Data Mining

George K. Parapuram, Mehdi Mokhtari, Jalel Ben Hmida

Unconventional Resources Technology Conference (URTEC)

..., and Minimum Horizontal Stress and these can be obtained from geomechanical well logs. Unfortunately, these logs are not widely used because of the high cost...

3-D AVO Analysis and Modeling Applied to Fracture Detection in Coalbed Methane Reservoirs

Antonio C.B. Ramos, T.L. Davis

Rocky Mountain Association of Geologists

... affecting the AVO gradient in the same way (large A 0 correspond to large AVO gradients). The effect of changmg the velocity contrast 10 bin trace 40 20...

Geophysical Prospecting for Oil

Donald C. Barton

AAPG Bulletin

... MAPPED BY DIFFERENT METHODS Three quantities: (1) the horizontal variation of the horizontal gradient of the intensity of gravity, that is, the rate...

Effects of Differential Cementation on the Sonic Velocities of Upper Cretaceous Skeletal Grainstones (Southeastern Netherlands)

Jeroen A. M. Kenter, Bruce W. Fouke, Marc Reinders

Journal of Sedimentary Research (SEPM)

... the cementation effect on sonic velocity at high porosities. Linear and nonlinear time-average regressions show strong correlation between velocity and porosity...

Azimuthal AVO Gradient Anisotropic Analysis on Prediction of Fractures on Barnett Shale

Shiguang Guo, Bo Zhang, Tengfei Lin, Kurt J. Marfurt

Unconventional Resources Technology Conference (URTEC)

... ano maly around fault zone in the A VO gradient volume of azimuth 90o and 135o co mpared to the azimuth of 0o and 45o . Figure 6 shows Horizontal...

Turbulent Flow

Gerard Middleton, John B. Southard

Special Publications of SEPM

... and But as a consequence of this gentle velocity look at Figure 1.16. gradient over most of the flow depth, near the bottom boundary (where viscous...

ABSTRACT: Sensitivity Considerations in Building Velocity Models for the Nile Delta’s Messinian, by El-Bassiony, Ahmed; Eid, Mamdouh; Walker, Chris; Caselitz, Bertrand; ElAmir, Ashraf; Hemdan, Mahmoud; #90141 (2012)

Search and Discovery.com

Study to Predict Liquid Holdup in Undulating Pipeline

Leksono Mucharam, Evi Wahyuningsih, Muchammad Ircham

Indonesian Petroleum Association

.... “Liquid Holdup in Wet-Gas Pipelines”, Tulsa. Y. Fan, Q. Wang, H. Zhang,” A Model to predict Liquid Holdup and Pressure Gradient of Near Horizontal Wet...

Reservoir Description by Interferometric Imaging of VSP Data in Transition Zones

Thomas Radford, Martin Karrenbach, Ferry Yustiana, Willi Brianno, Dhea Wachju

Indonesian Petroleum Association

... in the transition zone, the complete vertical and horizontal borehole trajectory was instrumented with 3C receivers, while simultaneously recording 3C...

Pore Pressure Prediction: Geological Perceptions

S. Shaker

Houston Geological Society Bulletin

...Pore Pressure Prediction: Geological Perceptions S. Shaker 2002 24 29 An interval velocity profile is usually used to predict pore pressure...

Deep Pore Fluid Pressure Prediction in Challenging Areas, Malay Basin, SE Asia

Stephen O’Connor, Richard Swarbrick, Jamaal Hoesni, Richard Lahann

Indonesian Petroleum Association

...-estimates the overpressure effect of these secondary overpressure mechanisms. Using velocity and density data from a well in the North and South Malay...

Proppant Placement in Perforation Clusters in Deviated Wellbores

Min Zhang, Chu-Hsiang Wu, Mukul Sharma

Unconventional Resources Technology Conference (URTEC)

... downward and horizontal wellbore flow with a side perforation at flow rate = 40 bbl/min 11 URTeC 298 12 Figure 8. Effect of flow rate on the wellbore in...

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

... vector superimposed. An Eagle Ford shale example Velocity anisotropy is a classical seismic response to fracture or stress. In a horizontal...

Subsurface Characterizaton Using Microseismic Velocity, Attenuation, and Ansiotrophy Tomography in a Geothermal Field

Ahmad Syahputra, Andri Dian Nugraha, Rachmat Sule, Sri Widiyantoro

Indonesian Petroleum Association

... function. Figure 3 - Horizontal slice of 3-D tomogram at depth 1 km near top reservoir. There are six tomograms; pertubation velocity of P-wave...

Influence of Lithology and Neogene Uplift on Seismic Velocities in Denmark: Implications for Depth Conversion of Maps

Peter Japsen

AAPG Bulletin

... of the formation: the velocity gradient and the so-called surface velocity or, rather, velocity at the surface. This simple velocity model will, of course, differ...

Identification of Fluid Movement in the Formation and Behind Casing Through the Use of Thermal and Acoustic Energy from Production Logs

Jose González, Alejandro Linares, Jairo Pérez, Alexander Castro, Virginia Mayorga, Danelys Bernal Correa, Juan Marin, Mario Ardila Moreno, Diego Rodriguez, Jose Vasquez

Unconventional Resources Technology Conference (URTEC)

... and a decrease in pressure, confirming the Bernoulli effect, as shown in Figure 3. Increased fluid velocity Pressure decrease D: 3-1/2” D: 2-7/8...

Turbulence Effects on the Settling of Suspended Particles

Peter Nielsen

Journal of Sedimentary Research (SEPM)

... fast tracks along the vortex boundaries, and this results in an increase of the average settling velocity. The same effect was also found by Maxey...

Aspects of Rock Physics From Laboratory and Log Data that are Important to Seismic Interpretation: Section 1. Fundamentals of Stratigraphic Interpretation of Seismic Data

A. R. Gregory

AAPG Special Volumes

... samples under triaxial pressure: Society Petroleum Engineers Jour., v. 9, p. 378-394. Domenico, S. N., 1976, Effect of brine-gas mixture velocity...

Visco-Acoustic Full-Waveform Inversion: A Case Study to Resolve High-Resolution Shallow Channel Absorption, Offshore Indonesia

Jun Wang, Yonghe Guo, Putri Supriandini, Kelik Moersidin, Rahmad Hidayat

Indonesian Petroleum Association

..., obtaining a highresolution velocity model and high-resolution Q model for compensating for the shallow overburden gas-filled channel effect are the main...

Serang Field Re-Evaluation

Tom Clark, Joewono Hadiwijoto, Bashir Zagalai, Steve Martinez, Donna Staples

Indonesian Petroleum Association

... to the Attaka Field. Although depth conversion in an area masked by a complex velocity gradient is not a new issue (Leach et al., i 990), each specific case can...

Optimized characterization workflow for naturally fractured reservoirs using seismic anisotropy attributes in the Middle Magdalena Valley basin, Colombia

Oscar Moreno, Enrique Casaña, Luis Figuera, Iván Higuera, Diego García, Jorge Acosta, Benjamin Roure

International Meeting for Applied Geoscience and Energy (IMAGE)

... option involves the use of seismic anisotropy attributes derived from azimuthal variations of seismic velocity, AVO Gradient or Vp/Vs ratio. Assuming...

Extended Abstract: Application of Electroseismic Technology for Direct Hydrocarbon Detection in Conventional Reservoirs—A Case History

David L. McCabe, Alan J. Katz, Arthur H. Thomson, Robert W. England

GCAGS Transactions

... motion and a resulting pressure gradient in the grain space. The pressure gradient reacts against the grain matrix to generate a compressional seismic...

Abstract: Grayson Field, Jurassic Smackover Reservoir, Columbia County, AR: A Case Study Using Leading Edge Reservoir Characterization Seismic Processing of 3D Seismic Data

Kevin B. Hill and William R. Meaney

Houston Geological Society Bulletin

... information and a 3D seismic data set, the thinner upper pay interval can be discerned from the thicker main pay. Horizontal well programs have been designed...