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The AAPG/Datapages Combined Publications Database

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

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ABSTRACT: Effect of Diagenetic Cements on Seismic and Transport Properties in Sandstones: Data and Theory; #90013 (2003)

Jack Dvorkin, Gareth Taylor, Richard Uden, Maggie Smith, Joel Walls

Search and Discovery.com

... range between 25 and 35%, sands with contact cement have a seismic-wave velocity several hundred m/s higher than uncemented sands of similar...

2003

Abstract: Receiver Function Analysis of Crustal and Upper Mantle Stratigraphy Across the Western Superior Province; #90172 (2014)

Morounkeji Olaleye, Andrew W. Frederiksen

Search and Discovery.com

... in the area. We are in the process of examining the stratigraphy, velocity structure and thickness of the crust and upper-mantle beneath the western...

2014

Abstract: Microseismic Event Locations for Deviated Boreholes; #90187 (2014)

Amna Feroz and Mirko van der Baan

Search and Discovery.com

... in back azimuth, this workflow uses S-P wave arrival time thus eliminating the source origin time error. This workflow results in accurately locating...

2014

Abstract: Case Study of the Effect of Grid-Search Objective Function in Microseismic Source Location; #90255 (2017)

Luolan Li, Yuyang Tan, Chuan He, Pan Deng

Search and Discovery.com

... of the receiver arrays, the accuracy of the arrival picks and the velocity model. However, the choice of the objective function in grid-search algorithm...

2017

Abstract: Revealing the True Subsurface Image of Nile Delta, Offshore Egypt; #90255 (2017)

Mahmoud Shabana

Search and Discovery.com

... sequence including seismic preconditioning, Full Wave Inversion followed by reflection tomography to update the velocity model then depth migration using...

2017

Abstract: Detecting Volcanic Rocks on Seismic Data; #90295 (2017)

Sabine Klarner, Olaf Klarner

Search and Discovery.com

... velocity is significantly lower than measured values for sandstones or shales with the same p-wave velocity, and lower than the Vs predicted from Vp...

2017

Abstract: The Prediction of Orthorhombic Differential Horizontal Stress Ratio for Shale Reservoir; #90308 (2017)

Ni Ma, Xingyao Yin, Zhaoyun Zong, Chengyu Sun

Search and Discovery.com

... together with elastic parameters like S-wave velocity and density. With this equation, we estimate the stress indicator (ODHSR) with S-wave velocity...

2017

Hamra Quartzites

Search and Discovery.com

N/A

Fluid Flow

Gerard Middleton, John B. Southard

Special Publications of SEPM

... in that range are present. f ç 1-i M(. B Figure 3.15 Amplification of a wave-shaped disturbance on an interface of velocity discontinuity in laminar...

1984

Morphology and Sediments of Sand Waves in the St. Lawrence Estuary

David Monahan

Atlantic Geology

..., and the direction of asymmetry is not constant. On some particularly clear side scan records, smallscale sand ripples (wave length, 1 to 2 m) were...

1976

Abstract: Detailed structure of a magma-poor continent-ocean transition offshore northeastern Nova Scotia, Canada based on an along-strike wide-angle seismic profile (OCTOPUS)

K. W. Helen Lau, Mladen R. Nedimović, Keith E. Louden

Atlantic Geology

... section resulted in a detailed P-wave velocity model. This model shows a mostly laterally uniform sedimentary section except for the Valanginian...

2018

Abstract: Recent Successes in FWI Deployment on Land-Data; #91204 (2023)

Moosa Al Jahdhami, Raya Al Kalbani, Ahmed Al Obeidi, Ahmed Al-Harthi

Search and Discovery.com

... building exercise including building near surface velocity model using Multi-Wave Inversion (MWI), acoustic FWI and concluded with a tomographic...

2023

Quantification of pore structure and its effect on sonic velocity and permeability in carbonates

Ralf J. Weger, Gregor P. Eberli, Gregor T. Baechle, Jose L. Massaferro, Yue-Feng Sun

AAPG Bulletin

... (DomSize), roundness (), aspect ratio (AR), and pore network complexity (PoA). Comparing these DIA parameters to porosity, permeability, and P-wave velocity...

2009

Elastic Wave Seismic Interpretation of Heavy-Oil Reservoirs

Search and Discovery.com

... processing have led to the more frequent use of VP/VS (P-wave velocity to S-wave velocity) ratios. Such analysis has enhanced our ability to characterize...

2013

Abstract: Complex-beam Migration: Non-recursive and Recursive Implementations; #90187 (2014)

Tianfei Zhu

Search and Discovery.com

... variations are large. We show that the new method is a true-amplitude extension of the phase-shift wave-equation migration method into media...

2014

Minimizing Depth Uncertainties Through Effective Seismic Processing Strategies in a Complex Geological Setting - Unlocking Deeper Potentials Offshore Indonesia

M Afiq B Mokhtar, Riaz Alai, Yonghe Guo, Pongga Wardaya, Jun Wang, Rizki Krishna Pratama, Haryono Haryanto

Indonesian Petroleum Association

... various strategies of velocity determination with diverse accuracies. The area of study contains a large amount of very shallow with high velocity...

2018

Getting Something for Nothing: Noise Attenuation in an Aliased World; #41291 (2014)

David C. Henley

Search and Discovery.com

... the data in the field using spatial sampling small enough to avoid aliasing the highest frequency components of the lowest-velocity surface wave...

2014

Integration of Magnetotelluric, Gravity and Seismic Data for Sub-Volcanic Imaging

Jeremy Gohitua MacArthur, Muhammad Fikri Putra, Nuha Malihati, Husnia Nur Annisa

Indonesian Petroleum Association

... information associated with wave velocity on the earth medium, while magnetotelluric and gravity data contain resistivity and density data beneath...

2018

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