ABSTRACT: How Do Fractures, Stress, and Rock Fabric Influence Velocity of the Marcellus Shale?, by Perry, Andrew; Wilkins, Scott; #90142 (2012)

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Sonic Velocity in Carbonates„A Combined Product of Depositional Lithology and Diagenetic Alterations

Flavio S. Anselmetti, Gregor P. Eberli

Special Publications of SEPM

... analyses takes account of this ray porosity The cutoffs of the In addition to the velocity determinations several other analy ses were Dry bulk...

Impact of Velocity Field on AVA Analysis; #42363 (2019)

Ritesh Kumar Sharma, Satinder Chopra

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...Impact of Velocity Field on AVA Analysis; #42363 (2019) Ritesh Kumar Sharma, Satinder Chopra GC Impact of Velocity Field on AVA Analysis* Ritesh...

Rapid Method of Mechanical Analysis of Sands

K. O. Emery

Journal of Sedimentary Research (SEPM)

... velocity equal to that of quartz grains of much larger diameter. B. Histograms comparing sieve and tube analyses of a sand which contains a high...

The Geophysical Aspects of Abnormal Fluid Pressures

Edward B. Reynolds, John E. May, Alf Klaveness

Houston Geological Society

... of reflection geometry for a velocity analysis. 34 Figure 1c. Examples of velocity analyses from two offshore Louisiana areas. 35 Figure 2. Effect...

Sedimentologic and Physical Oceanographic Evidence of a Shelf Edge Counter Current Off Guinea Bissau, Guinea and Sierra Leone

David W. McGrail

Journal of Sedimentary Research (SEPM)

... to obtain a velocity profile. Coherence between the calculated flow pattern and distribution of sediment assumed to be under the influence of modern...

Settling Velocities of Irregular Grains at Low Reynolds Numbers

Jumpei Baba, Paul D. Komar

Journal of Sedimentary Research (SEPM)

... such as oscillations but generally maintained their maximum projection areas oriented perpendicular to the fall direction. Analysis of the data...

Combining Petrophysical Properties and Ultrasonic Velocity for Improved Prediction of Tight Carbonate Reservoir

Abdallah Abdelkarim, Osman Abdullatif

Unconventional Resources Technology Conference (URTEC)

... for porosity, permeability, and ultrasonic P-wave velocity to show the distribution of these properties. Further analyses were conducted on the samples...

The Influence of Flocculation on Cohesive Sediment Transport in a Microtidal Estuary

Morten Pejrup

CSPG Special Publications

... inlet to estuary head. D expresses the influence of the wind direction and ΔU2 expresses the influence of the excessive bottom shear stress on suspended...

Crustal Structure and Evolution of an Explosive Silicic Volcanic System at Yellowstone National Park

Robert B. Smith, Lawrence W. Braile

Wyoming Geological Association

... structures (Schilly et al., 1982). Three-dimensional velocity distributions of the upper crust were determined from delay-time analyses (Lehman et al...

ABSTRACT: Understanding the Stress Dependence of Velocity in Unconsolidated Sands; #90061 (2006)

Michael T. Myers and Lori A. Hathon

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..., weakening it and causing a large stress dependence in velocity. Authigenic clays precipitated in primary pores influence in-situ velocity but not its...

Permeability Multiplier Prediction Utilizing Wide Azimuth 3D OBC Seismic Data; #41349 (2014)

T. Matarid

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... to an ellipse to find out the fast and slow velocity direction and the difference between those velocities. The Interval Velocity is sensitive to Lithology...

Three-Dimensional Seismic-Reflection Techniques

Hermann Buchholtz

Circum Pacific Council Publications

... ellipse, probably due to the influence of overburden. Velocity analyses in 3-D work are normally conducted on a grid of about 500 x 500 m. In marine 3-D...

Particle Roundness and Surface Texture Effects on Fall Velocity: NOTES

Garnett P. Williams

Journal of Sedimentary Research (SEPM)

...., 1954, Influence of Shape on the Fall Velocity of Sedimentary Particles U. S. Army, Corps of Engineers, Missouri River Div., Sediment Series No. 5, Fort...

Effects of Seagrass Beds on Tidal Flat Sedimentation, Corner Inlet, Southeast Australia

Wu-Yi Zhuang, John Chappell

CSPG Special Publications

... of this process have been carried out on tidal flats. Field monitoring of current velocity and suspended sediment concentrations (SSC) over the seagrass beds...

Concepts of Fluid Mechanics Provided by Primary Sedimentary Structures

John E. Sanders

Journal of Sedimentary Research (SEPM)

... effects which are brought about by the distinctive paths followed by particles which move under the influence of each mechanism; 2) The effects of grain...

The Isolation of Settling-Velocity Fractions of Sand-Size Material: New Possibilities for the Settling Tube Technique: RESEARCH METHOD PAPER

Reinhard Oehmig , Klaus H. Michels

Journal of Sedimentary Research (SEPM)

... of component or by the influence of currents. By separating the marked settling-velocity ranges, similarities and differences between the two distributions can...

Deposition and Stratification of Oblique Dunes, South Padre Island, Texas: ABSTRACT

Stephen Paul Weiner

AAPG Bulletin

... the influence of prevailing onshore winds. High-velocity northerly winds associated with the passage of winter frontal systems (November through February...

Simple Models for the Stress-Dependence of Anisotropic Seismic Velocities in Fractured Rock; #120053 (2012)

Richard L. Gibson, Jr. and Kai Gao

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.... Furthermore, the influence of these fractures will depend on changes in stress in the reservoir during fluid movement, and the magnitude of the seismic...

TAU Migration and Velocity Analysis

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Reservoir Description by Interferometric Imaging of VSP Data in Transition Zones

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

Indonesian Petroleum Association

... aspects, we focused on the value of information obtained by using advanced processing flows, such as a 3D depth-tied velocity model construction using...

The Effects of Porestructure on Sonic Velocity in Carbonates: Examples from Gunung Rapat Limestone, Ipoh

Muhammad Hafiz Izuddin, Chow Weng Sum, Mohd Shafeea Leman, Khor Wei Chung

Geological Society of Malaysia (GSM)

...The Effects of Porestructure on Sonic Velocity in Carbonates: Examples from Gunung Rapat Limestone, Ipoh Muhammad Hafiz Izuddin, Chow Weng Sum, Mohd...

Properties of Turbidity Currents of High Density

Ph. H. Kuenen

Special Publications of SEPM

... and the velocity of the flows was measured by stop watch. By varying the density, slope, volume, and viscosity, CURRENTS OF HIGH DENSITY the influence...

Porosity Variation Detection using Seismic Velocity in Unconventional Shale Reservoirs: Antrim, Marcellus and Collingwood Shales, #90116 (2010)

Jerome B. Blaxton

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.... The velocity anomalies are easily mapped using both 2D and 3D seismic data. Azimuthal anisotropy can influence results if fracture porosity is the dominate...

Distinguishing Natural Reactivated Fractures from Hydraulic Induced Fractures using Microseismic Event Analysis, #41306 (2014)

Sherilyn Williams-Stroud, William Barker, Kevin Smith

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... trends of microseismicity, the trends were not parallel to the regional maximum horizontal stress direction as indicated both by the source mechanisms...