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The AAPG/Datapages Combined Publications Database

Showing 28,295 Results. Searched 194,961 documents.

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ABSTRACT: Quantitative Seismic Analysis Using Noise Abatement in a Tight Sand Horizontal Play; #90133 (2011)

Mike Burnett

Search and Discovery.com

... contains unique noise issues which are not present offshore. The near surface is subject to a complex velocity structure which frequently causes misalignment...

2011

ABSTRACT: Quantitative Seismic Analysis Using Noise Abatement in a Tight Sand Horizontal Play; #90129 (2011)

Mike Burnett

Search and Discovery.com

... which are not present offshore. The near surface is subject to a complex velocity structure which frequently causes misalignment of reflections from...

2011

Abstract: Testing the Value of Rebound Hardness in Estimating Petrophysical and Rock Mechanical Properties from Core and Wireline Logs: Examples From the Mississippian LimestoneŽ/STACK Play (U.S.) and the Vaca Muerta Formation (Argentina);

Yulun Wang, Gregor Eberli, Ralf Weger, Runar Nygaard, G. Michael Grammer

Search and Discovery.com

... in this workflow. As revealed by multivariate analysis, different rock parameters (mineralogy, porosity, sonic velocity) show variable levels...

Unknown

Microseismic Event Location Using Multiple Arrivals: Demonstration of Uncertainty Reduction

Zhishuai Zhang, James W. Rector, Michael J. Nava

Unconventional Resources Technology Conference (URTEC)

... to the large uncertainty in polarization. Due to shale’s low velocity nature and the configuration of horizontal stimulation and monitoring wells, the head...

2015

Seismic Stratigraphic Model of Depositional Platform Margin, Eastern Anadarko Basin, Oklahoma

William E. Galloway , Marshall S. Yancey , Arthur P. Whipple

AAPG Bulletin

... on the geologic problem. One-dimensional model programs compute a synthetic seismogram of a vertically stacked series of velocity (or velocity and density) slabs...

1977

Permeability and acoustic velocity controlling factors determined from x-ray tomography images of carbonate rocks

Nathaly L. Archilha, Roseane M. Missagia, Cathy Hollis, Marco A. R. de Ceia, Samuel A. McDonald, Irineu A. Lima Neto, David S. Eastwood, and Peter Lee

AAPG Bulletin

...Permeability and acoustic velocity controlling factors determined from x-ray tomography images of carbonate rocks Nathaly L. Archilha, Roseane M...

2016

The Formation of Shadow Dunes

P. A. Hesp

Journal of Sedimentary Research (SEPM)

... first encountered to the lee of the plants for various free stream wind speeds. Plant width dominates over wind velocity as the major variable...

1981

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...

1983

Small Scale Aeolian Bedforms

John M. Ellwood, Peter D. Evans, and Ian G. Wilson

Journal of Sedimentary Research (SEPM)

... the impact of the saltating sand, large ridges about 20 cm apart were formed. However when the velocity was increased gradually, there was an abrupt change...

1975

Geology of the Offshore Southeast Georgia Embayment, U.S. Atlantic Continental Margin, Based on Multichannel Seismic Reflection Profiles: Rifted Margins

Richard T. Buffler , Joel S. Watkins , William P. Dillon

AAPG Special Volumes

.... the sedimentary section onlaps a regional unconformity characterized by a strong, smooth reflector/high-velocity refractor (5.8 to 6.3 km/sec). Rocks below...

1979

Seismic Stratigraphy and Global Changes of Sea Level: Part 5. Chronostratigraphic Significance of Seismic Reflections: Section 2. Application of Seismic Reflection Configuration to Stratigraphic Interpretation

P. R. Vail, R. G. Todd , J. B. Sangree

AAPG Special Volumes

... and unconformities with velocity-density contrasts. Stratal surfaces are major bedding surfaces and thus represent ancient depositional surfaces. Unconformities...

1977

Turbidity Currents That Co-Evolve With Channels over Lengths as Much as 1000 km: How Can they do it?; #41677 (2015)

Rossella Luchi, Gary Parker, S. Balachandar

Search and Discovery.com

... thickness, velocity profile and suspended sediment concentration profile. The upper “rarified layer” continues to entrain ambient water indefinitely...

2015

Integration of geology, rock physics, logs, and prestack seismic data for reservoir porosity estimation

Abdulaziz M. AlMuhaidib, Mrinal K. Sen, M. Nafi Toksoz

AAPG Bulletin

... stratigraphy of western and southern Arabian Gulf: GeoArabia, v. 2, no. 4, p. 361382.Anselmetti, F. S., and G. P. Eberli, 1993, Controls on sonic velocity...

2012

A Novel Approach to Determine Gas Velocity Profile in Entire Knudsen Number Regime for Nanoporous Shale with Various Pore Geometries

Yu Pang, Dian Fan, Shengnan Chen

Unconventional Resources Technology Conference (URTEC)

...A Novel Approach to Determine Gas Velocity Profile in Entire Knudsen Number Regime for Nanoporous Shale with Various Pore Geometries Yu Pang, Dian...

2020

Bedforms in the Pitt River, British Columbia

Gail M. Ashley

Dallas Geological Society

... Velocity is one of the more important parameters used to characterize flow. Unfortunately, velocity in the Pitt River is variable in direction...

1977

Bedforms in the Pitt River, British Columbia

Gail M. Ashley

CSPG Special Publications

... Velocity is one of the more important parameters used to characterize flow. Unfortunately, velocity in the Pitt River is variable in direction...

1977

Facies, Diagenesis and Petrophysics of a Prograding Carbonate Platform Margin, Neogene, Great Bahama Bank

Gregor P. Eberli, Flavio S. Anselmetti, Leslie A. Melim, Jeroen A. M. Kenter

CSPG Special Publications

... reefal section between 293–366 m. Below this zone velocity decreases again. In Clino velocities are high and very variable to a depth of approximately...

1997

Recording and Processing Procedures for Multi-channel Seismic-Reflection Data Collected in the Western Ross Sea, Antarctica

S. V. Dadisman, H. F. Ryan, D. M. Mann

Circum Pacific Council Publications

...: RECORDING STATICS: DATUM: SHOT STATICS: 276 ms Sea level Variable 4. CDP SORT: SPACING: 50 m 5. VELOCITY ANALYSIS: DIP FILTER: WINDOW LENGTH: BAND...

1987

Orientation Of Crinoids By Current Action

W. Schwarzacher

Journal of Sedimentary Research (SEPM)

.... The mean current velocity at this moment was calculated from the discharge and water depth. The position of the test body is given by the angle...

1963

Sedimentary Structures Generated by Flow in Alluvial Channels

D. B. Simons, E. V. Rlchardson, C. F. Nordin JR.

Special Publications of SEPM

... the temperaturc or fluid viscosity of predicting bed forms from known characteristics of the flow and depth as well as velocity and slope Methods...

1960

Dynamics of Sediment Movement

Gerard Middleton, John B. Southard

Special Publications of SEPM

... hydraulic variable. discussions, forces acting on grains were related to a velocity at the bed rather than to the shear stress. Why not use a velocity? One...

1984

Seismic Stratigraphic Analysis of Intracratonic Basin Sandstone Reservoir

William E. Galloway, Shirley P. Dutton

Tulsa Geological Society

... by inserting appropriate velocity slabs of variable thickness at the stratigrahic position of the Lower Wade and Medrano intervals. Results showed...

1979

Fault Criteria

Francis F. Campbell

GCAGS Transactions

... on Eagleford for example of diffraction. End_Page 217------------------------ FIGURE 28. [Grey Scale] Variable density section along AB of Figure 27...

1965

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