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The AAPG/Datapages Combined Publications Database

Showing 19,842 Results. Searched 196,436 documents.

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Well Log Analysis and Seismic Attenuation in a Heavy Oilfield: Ross Lake, Saskatchewan; #20294 (2015)

Zimin Zhang, Robert Stewart

Search and Discovery.com

... frame is shear-wave impedance). Well log data were smoothed using a 15m window. Figure 4. Crossplot between Qp and P velocity (left) and Qp vs. shear...

2015

3.4 Detached Sediments: 3.4.1 Decollement Tectonics (A-Subduction): Application of a Statics Solution, Wyoming Overthrust

J. H. Johnson, M. S. Yancey, and P. S. D'Onfro

AAPG Special Volumes

... in seismic velocity are common in structurally complex areas. Because these changes can create false structures on seismic time sections, one must...

1983

Seismic Velocity Model Building in an Area of Complex Geology, Southern Alberta, Canada

Helen Isaac and Don Lawton

Search and Discovery.com

...Seismic Velocity Model Building in an Area of Complex Geology, Southern Alberta, Canada Helen Isaac and Don Lawton AV Seismic Velocity Model...

2009

I. Relation of Structural Section to Seismic Section

Robert E. Sheriff

AAPG Special Volumes

... compared to the amplitude of the incident wave is given by the change in the product of the densi y and velocity, as shown: [EQUATION] Where...

1981

Full Waveform Inversion on Bekapai Field: A Game-Changer Technology for Our Seismic Imaging Workflows

Magali Beele, Clement Fleury, Claudio Strobbia, Muhammad-Thurisina Choliq, Jacques Bonnafe, Gilles Vallon

Indonesian Petroleum Association

... clouds, causes several imaging challenges. Large lateral velocity variations, absorption, shadowing zone and push down effects, are hurdles difficult...

2014

7.0 The Structural Significance of Seismic Velocity - A Progress Report

P. E. Gretener

AAPG Special Volumes

...., 1954, Low Velocity Layers in the Earth's Mantle; GSA, 65/4, p. 337-348. Gutenberg, B., 1955, Wave Velocities in the Earth's Crust; Crust of the Earth...

1981

Abstract: The Next Wave: Three-Dimensional, Three-Component Technology

Thomas L. Davis

Houston Geological Society Bulletin

... image both Nisku and Leduc reservoirs. Combined P-wave and S-wave velocity ratio (Vp/Vs) mapping of the Leduc and Nisku intervals discriminates...

1996

Correlation of Acoustic Velocity, Stress, Rock Composition, Organic Matter and Rock Lamination in Organic-Rich Shales

Adel A. Alqahtani, Azra N. Tutuncu

Unconventional Resources Technology Conference (URTEC)

... of the compressional wave velocity on stress, rock composition, organic matter, rock lamination orientation as well as the fluid composition. After its development...

2016

A Field Investigation of the Relationship Between Oscillation Ripple Spacing and the Near-Bottom Water Orbital Motions

Martin C. Miller , Paul D. Komar

Journal of Sedimentary Research (SEPM)

..., The relationship between sphere size and settling velocity: Jour. Sed. Petrology, v. 41, p. 7-18. INMAN, D. L., 1957, Wave-generated ripples...

1980

Geologically Constrained Seismic Imaging in Andean Thrust Belts, #42530 (2020).

Rob Vestrum,

Search and Discovery.com

... model Corrects for more wave-propagation effects More delicate than Kirchhoff, but performs better below large velocity inversions like sub-thrust imaging...

2020

Leveraging Reflection, Refraction, and Multiple Arrivals from Dual-Sensor Streamer Data for High-Fidelity Velocity Model Building and Imaging

G. Rønholt, J.E. Lie, Ø. Korsmo, B. Danielsen, S. Brown, S. Brandsberg-Dahl, A.V. Mavilio, N. Chemingui, D. Whitmore, M. Farouki

Indonesian Petroleum Association

...Leveraging Reflection, Refraction, and Multiple Arrivals from Dual-Sensor Streamer Data for High-Fidelity Velocity Model Building and Imaging G...

2014

Effects of Settling and Preferential Deposition of Sediment on Ripple Roundness Under Shoaling Waves

Naofumi Yamaguchi, Hideo Sekiguchi

Journal of Sedimentary Research (SEPM)

...); η is ripple height, w0 is settling velocity, and T is wave period) is newly introduced. It is shown that ripples developed under shoaling waves...

2010

Passive Seismic: Thinking Differently

Katerina Polychronopoulou

GEO ExPro Magazine

... to obtain the P- and S-wave velocity distributions below the study area. These models usually extend from the surface to the maximum depth of local...

2018

P-Wave Impedance, S-Wave Impedance and Density from Linear AVO Inversion: Application to a VSP Data from Alberta

Faranak Mahmoudian

Search and Discovery.com

..., D and E are functions of the average P-wave incident angle, the average S-wave reflected angle, and the ratio of S-velocity to P-velocity across...

Unknown

P-Wave Impedance, S-Wave Impedance and Density from Linear AVO Inversion: Application to a VSP Data from Alberta

Faranak Mahmoudian

Search and Discovery.com

..., D and E are functions of the average P-wave incident angle, the average S-wave reflected angle, and the ratio of S-velocity to P-velocity across...

Unknown

Abstract: Geophysical Studies of the Deep Lithosphere Beneath Hudson Bay and Environs: Implications for Paleoproterozoic Assembly of Laurentia; #90172 (2014)

David W. Eaton, Meghan S. Miller, Fiona Darbyshire

Search and Discovery.com

... to about 300 km depth. Monte-Carlo modelling is used to estimate 1D shear wave velocity profiles for each of the dispersion curves. In general, the models...

2014

A Breakthrough of Bekapai Converted S-Wave Processing and its Positive Impact to Structural Interpretation

Effendy Siawira, Andy Kristianto, Jaques Bonnafe, Natalia Anggriani, Cepi M. Adam, Zainal Abidin, Firman B. Kurniawan, Supriady, Claudio Strobbia, Yang Liu, Youning Li, Xiagui Miao, Libo Zi, Guishui Wang

Indonesian Petroleum Association

... patterns by doing ray tracing along the exact ray paths. The P-wave depth migration was performed at first, which involved FWI shallow velocity model...

2015

High frequency refraction/reflection full-waveform inversion case study from North West Shelf offshore Australia

David Dickinson, Fabio Mancini, Xiang Li, Kai Zhao

Petroleum Exploration Society of Australia (PESA)

... it quite a challenge for both velocity model building and imaging at reservoir level. The distorted wave-fields in turn reduce the confidence...

2018

Characterization of a Shallow Steamed Oil Reservoir Using Crosswell Seismology

Bjorn N. P. Paulsson, John W. Fairborn

Indonesian Petroleum Association

... contrast between liquid and gas-saturated, poorly-consolidated sediments, is well documented. Four tomographic P-wave velocity cross sections were...

1990

ABSTRACT: Seismic Signature of CO

Search and Discovery.com

N/A

The earthquake process in Oklahoma

Search and Discovery.com

N/A

ABSTRACT: Relations between Seismic Signals and Reservoir Properties of Tight Gas Sandstones in North Germany (Permian Rotliegend); #90061 (2006)

Peter Abram and Reinhard Gaupp

Search and Discovery.com

... of grain-clay-cement structures and lead to lower velocities. The higher the amount of load-bearing clay minerals, the lower was p-wave velocity. All samples...

2006

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