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The AAPG/Datapages Combined Publications Database

Showing 28,395 Results. Searched 195,372 documents.

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Using anisotropic rock physics to model VTI parameters

Marco A. Perez

International Meeting for Applied Geoscience and Energy (IMAGE)

... the dependence of velocity on the propagation direction. Thomsen (1986) describes the seismic significance of vertical transverse isotropy (VTI) often...

2023

Application of Fullwaveform Tomography to VSP Walkaway Data

Eric Takam Takougang, Youcef Bouzidi

Petroleum Exploration Society of Australia (PESA)

... that can provide high resolution velocity, attenuation, and density images of the subsurface, based on the seismic waveform. The algorithm is based...

2016

Quantitative Petrophysical AVO Error Analysis in a Layered Model

Search and Discovery.com

... of the effects of free-surface reflections and mode conversions, calibration without the S-wave velocity information, etc. could affect the AVO...

2013

Utilizing Geological-Geophysical Cooperation for Successful Exploration: Abstract

Lawrence Y. Faust

Tulsa Geological Society

... by a variable density presentation of seismic reflection data which showed evidence of dip. The horizontal dimension of such a section is distance...

1963

More on Drag and Settling

Gerard Middleton, John B. Southard

Special Publications of SEPM

... velocity, but in other situations (for example, a sphere resting on a bed of spheres, with flow parallel to the bed) it is much more difficult...

1984

A Meaningful Correlation between Shallow Seismic Refraction Data to Borehole Data in Site Investigation Work

Samsudin bin Hj Taib, Ahmad Nizam Hasan

Geological Society of Malaysia (GSM)

... velocity values obtained from the shallow seismic refraction survey can be of quantitative value thus enhancing the use Bulletin of the Geological Society...

2002

Section VI: Conditions of Turbidite Flow

New Orleans Geological Society

... current flow may have properties unpredictable by derivation of equations based on laboratory studies alone. One such factor is flow velocity which has...

1975

Overpressured Carbonate Reservoirs, Offshore Sarawak; Methods of Pore Pressure Prediction (Paper B11)

P. Baltensperger, W. Zanussi, S. Bordoloi, S. Nath

Geological Society of Malaysia (GSM)

... region and are predominantly shale prone in the distal region resulting in Methods and Results a highly variable depth profile for the onset...

2012

Conditions of Turbidite Flow: Chapter VI: Part One. Study of Modern and Ancient Turbidites

Oscar E. Weser

AAPG Special Volumes

... current flow may have properties unpredictable by derivation of equations based on laboratory studies alone. One such factor is flow velocity which has...

1977

Abstract: Imaging Scattered Seismic Energy in Alberta Oil Sands; #90187 (2014)

Andrew V. Barrett

Search and Discovery.com

.... Introduce the change of variable τ = t - tm , where tm(x,xs,xr) is a reference time. In the case of time migration, tm is taken to be the two way travel time...

2014

A Model Ranking Approach for Liquid Loading Onset Predictions

Hao Jia, Jianjun Zhu, Guangqiang Cao, Yingda Lu, Bo Lu, Haiwen Zhu

Unconventional Resources Technology Conference (URTEC)

... back, liquid film adverse flow or energy mechanisms, the critical gas velocity or flow rate at the transition boundaries of flow regimes in gas wells...

2021

Broad bandwidths reveal double the expected sediment depth in the Northern Carnarvon Basin

Jo Firth, Mark Stanley

Petroleum Exploration Society of Australia (PESA)

...-velocity Tertiary carbonate overburden. The transition from carbonate to underlying clastic successions produces a velocity inversion which makes multiple...

2016

Currents Along Floors of Submarine Canyons

Francis P. Shepard , Neil F. Marshall

AAPG Bulletin

.... Velocities usually are higher in downcanyon flows, and the duration of flow usually is longer. These currents have sufficient velocity during the peaks f...

1973

Seismic Stratigraphy and Global Changes of Sea Level: Part 10. Seismic Recognition of Carbonate Buildups: Section 2. Application of Seismic Reflection Configuration to Stratigraphic Interpretation

J. N. Bubb , W. G. Hatlelid

AAPG Special Volumes

... outline or indicate the presence of buildups such as drape, velocity anomalies, and spurious events. Use of basin architecture is an additional indirect...

1977

Seismic Stratigraphy and Global Changes of Sea Level, Part 10: Seismic Recognition of Carbonate Buildups

J. N. Bubb , W. G. Hatlelid

AAPG Bulletin

... outline or indicate the presence of buildups such as drape, velocity anomalies, and spurious events. Use of basin architecture is an additional...

1978

Structure of Extensionally Rifted Crust Beneath the Western Ross Sea and Iselin Bank, Antarctica, from Sonobuoy Seismic Data

A. K. Cooper, F. J. Davey, G. R. Cochrane

Circum Pacific Council Publications

... variable velocity gra­ dients that result in both nearly linear and curved refraction arrivals. These upper strata ( 1 . 9 - 5 . 6 km/sec) may record...

1987

Variability of Fine-Grained Suspended Sediment Concentrations in a Back-Barrier Tidal Channel During Calm Weather Conditions

Dennis Anthony, Jesper Bartholdy

Special Publications of SEPM

... with sediment were col environmental survey carried out for the harbor authorities of Esbjerg Denmark Long time se ries of current velocity...

1998

Seismic Processing in the Papua New Guinea Fold Belt - Recent Experience

N. J. Fisher, F. R. Nicholson

Papua New Guinea (PNG) Petroleum Convention Proceedings

... and should provide fairly good estimates of the refractor velocity and delay time. It is also necessary to provide a variable estimate...

2000

Use of SEISLOG for Basin Evaluation and Field Development

R. C. Mummery

Geological Society of Malaysia (GSM)

... COEFFICIENTS VELOCITY AND TIME SYNTHET.IC SEISMOGRAM' REFLECTION COEFFICIENTS AND TIME Ie I~ ~----~------------------~ Fig, 2 Forward Model SEISLOG...

1987

Chapter 7: Advanced Reservoir Characterization Using 3D Seismic Data in Badger Basin, Bighorn Basin, Wyoming

John E. Buggenhagen

Montana Geological Society

... of faults and horizons, continuity analysis, velocity modeling, and sequence attribute analysis. Reconnaissance AVO analysis was attempted...

1997

Bed Forms and Stratification Types of Modern Gravel Meander Lobes, Nueces River, Texas: Abstract

Thomas C. Gustavson

Dallas Geological Society

... and a water surface slope of 1.8 m/km in the study area. Stream discharge is variable and has ranged from no flow to more than 17,000 m3/s. Mean clast b...

1977

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