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Welcome to the new Datapages Archives

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The AAPG/Datapages Combined Publications Database

Showing 33,166 Results. Searched 200,673 documents.

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Ascending

Coastal Processes and Nearshore Sand Bars

Richard A. Davis, Jr., William T. Fox

Journal of Sedimentary Research (SEPM)

..., wind velocity, breaker height, and longshore currents. Of the 18 variables measured, barometric pressure appears to provide the best index for changes...

1972

Integrating an exploration OBN into a full-scale prospect maturation workflow: Gulf of Mexico Lower Tertiary

Scott Yurman, Marcus Cahoj

International Meeting for Applied Geoscience and Energy (IMAGE)

..., high fidelity seismic velocities can be used to estimate rock, fluid, and pressure parameters. However, a seismic velocity that generates a good...

2022

An Experimental Study of Subaqueous Slipface Deposition

Ralph E. Hunter, Gary Kocurek

Journal of Sedimentary Research (SEPM)

... that Sa is related to current velocity over the brink; Sa appears to be a direct function of rate of bedform migration, Vb, which for a given H...

1986

EXTENDED ABSTRACT: Advances and Challenges in Seismic Data Processing and Imaging for Geologically Complex Areas

Rubén D. Martínez

GCAGS Transactions

... to provide not only accurate velocity models for migration but also be able to account for velocity anisotropy, in this case, TTI (tilted transverse isotropy...

2011

Abstract: Model Parametrization Strategies for Newton-Based Acoustic Full Waveform Inversion; #90224 (2015)

Amsalu Y. Anagaw

Search and Discovery.com

... as compared to the case of velocity parameterization. As a result the deeper parts of the model would be properly reconstructed and superior...

2015

Abstract: Near-surface Velocity Modeling through a Computationally Efficient Implementation of 1.5D Laplace-Fourier Full Waveform Inversion; #91204 (2023)

Apostolos Kontakis, Diego Rovetta, Daniele Colombo, Ernesto Sandoval-Curiel

Search and Discovery.com

... of the velocity model used. For a successful migration, the velocity model must track accurately enough the complexities of the near-surface. We developed a fast...

2023

Unlocking the potential of narrow-azimuth streamer acquisition with extended FWI and least-square RTM: A case study for an Eastern Mediterranean field

Lei Zhuo, Guojian Shan, Brian Church, Lin Christianson, Jeff Bergeron, Yue Wang, Ao Cai, Mark Fan, Megan Stearman, Jeff Fabre

International Meeting for Applied Geoscience and Energy (IMAGE)

...Unlocking the potential of narrow-azimuth streamer acquisition with extended FWI and least-square RTM: A case study for an Eastern Mediterranean...

2024

3-D Tomographic Amplitude Inversion for Compensating Transmission Losses in the Overburden

Barry Hung, Kefeng Xin, Sergey Birdus, James Sun

Indonesian Petroleum Association

... spacing and constant velocity of 2000 ms-1. It can be observed that at locations where the raypaths do not pass through the transmission anomalies...

2009

The Barque Structure Offshore New Zealand: Improving the Seismic Image Using Prestack Depth Migration; #41516 (2015)

Jim Montalbetti, Jeff Beckett, Graham Hodgkiss

Search and Discovery.com

... and show the improvements in imaging gained from the prestack depth migration of the vintage seismic data. The Velocity-Depth Model Workflow The major...

2015

Application of Rock Physics Models to Predict Rock Properties Away from Well Control: Block B, Natuna Sea, Miocene Producing Reservoir Case Studies

Putri Wisman, Retno Wijayanti, Carl Fakaruddin, John Hughes

Indonesian Petroleum Association

.... The friable-sand model describes how the velocity-porosity relationship change as sorting deteriorates (known as unconsolidated line). 2. A constant-cement...

2013

Three-Dimensional Depth Imaging of Seismic Data to Assess Subsurface Geology in Northern Utah and Southwestern Wyoming

Alvin K. Benson

Utah Geological Association

... lateral velocity variations in the rocks and the importance of using depth imaging versus conventional time imaging of seismic data when mapping complex...

1999

STRUCTURAL INTERPRETATION OF THE SOUTHERN HALF OF THE SAWTOOTH SALIENT OF THE MONTANA DISTURBED BELT

Stephen P. Gardner, Jonathan M. Achuff

Montana Geological Society

... to the Eldorado- Steinbach thrust system. STRATIGRAPHIC AND VELOCITY UNITS Geophysical well logs and velocity surveys provided...

1989

EXTENDED ABSTRACT: Applications of Wave Imaging Technologies to Improve Deep Gulf Prospecting

Morgan P. Brown, Joseph H. Higginbotham, Cosmin Macesanu, Oscar E. Ramirez

GCAGS Transactions

... section in the Gulf Coast normally exhibits a simple, depth-variable velocity profile, and prestack time migration (PSTM) methods generally produce...

2010

The effects of marine currents on seismic data

Gary Hampson

International Meeting for Applied Geoscience and Energy (IMAGE)

... a stationary medium overlying a medium moving with velocity u . If an impulse is injected at xs on the boundary, a semi-circular wavefront, centred on xs...

2024

Pressure Detection: Part 3. Wellsite Methods

Parke A. Dickey

AAPG Special Volumes

...------------------------- Prediction of Overpressure Before Drilling: Seismic Detection As shales compact, the velocity of seismic waves increases so that seismic wave velocity...

1992

Multiple scours and upward fining caused by hydraulic jumps: implications for the recognition of cyclic steps in the deepwater stratigraphic record

Kenya Ono, Hajime Naruse, Qifeng Yao, Zhirong Cai, Sojiro Fukuda, Miwa Yokokawa

Journal of Sedimentary Research (SEPM)

... profile, where u is the average velocity of lower layer of density current, κ is the von Kármán constant (taken as 0.41), z is the height above the bed...

2023

Case History: Rulison Field, Colorado, Fracture Detection, Mapping, and Analysis of a Naturally Fractured Gas Reservoir Using P-wave Reflection Seismic

Heloise B. Lynn, K. Michele Simon, Vello Kuuskraa, Dave Decker

Four Corners Geological Society

...Case History: Rulison Field, Colorado, Fracture Detection, Mapping, and Analysis of a Naturally Fractured Gas Reservoir Using P-wave Reflection...

1999

Discovery of the Cunda Gas Field, Bee Block, North Sumatra: An Integrated Geologic/Seismic Stratigraphic Case History

M. D. Burnaman, R. B. Helm, C. R. Beeman

Indonesian Petroleum Association

... thickness can be measured. The vertical resolution in depth decreases as interval velocity increases for a constant bandwidth since the basic...

1985

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