AAPG GEO 2010 Middle East, Geoscience Conference & Exhibition, Innovative Geoscience Solutions – Meeting Hydrocarbon Demand in Changing Times, March 7-10, 2010 – Manama, Bahrain, #90105 (2010)

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A kinematic trishear model to predict deformation bands in a fault-propagation fold, East Kaibab monocline, Utah

J. P. Brandenburg, Faruk Omer Alpak, John G. Solum, Steve J. Naruk

AAPG Bulletin

... Bulletin, v. 92, no. 7, p. 853867, doi:10.1306/02200807065.Schultz, R. A., R. Soliva, H. Fossen, C. Okubo, and D. Reeves, 2008, Dependence...

Geomechanical Wellbore Imaging: Key to Managing the Asset Life Cycle

Colleen Barton, Daniel Moos

AAPG Special Volumes

...). Other data (seismic and log velocities, petrophysical data, pressure while drilling, cuttings volumes and shapes, and drilling events) can be used...

The Controversy: Where to Turn Horizontal in the Austin Chalk, Pearsall Field, Texas

Richard A. Bobigian, William S. McDonald

South Texas Geological Society Special Publications

... must be selected in order to insure a successful well, namely, wellbore azimuth, wellbore length and vertical depth. The standard for wellbore azimuth...

Analysis of Formation Factor for Trajectory Deviation in Directional Drilling Well X Field Y

Mohammad Reiza, Cindy Annisa Firdausiah

Indonesian Petroleum Association

... trajectory length (MD), changes in inclination angle/ inclination (I), and the angle direction/ azimuth (A) were recorded by survey tools. Minimum...

Extended Abstract: Eagle Ford Shale Prospecting with 3D Seismic and Microseismic Analysis

Galen Treadgold, Bruce Campbell, , Bill McLain, , Steven Sinclair, , and David Nicklin

Houston Geological Society Bulletin

... the geologic context of the Eagle Ford and then look at geophysical techniques, in particular, full azimuth acquisition and processing, fracture/stress field...

Abstract: A Shallow Water CSEM Case Study: Qualitative and Quantitative Analysis (Geophysics Poster 5)

Mazlan Md Tahir, Azani Abd Manaf, Siti Hassulaini Abdul Rahman

Geological Society of Malaysia (GSM)

... thick marine sequences were deposited during Neogene to recent. Receivers were deployed in two 3D grids to allow for inline and wide azimuth data covering...

Easy Solutions to Stereonet Rotation Problems: GEOLOGIC NOTES

C. A. Bengtson

AAPG Bulletin

... azimuth (or direction) of dip. A plane dipping 35° (N40°E) is tangent to the sphere at point P1. Figure 1B is a vertical section through point P1...

ABSTRACT Seismic Characterization of the Internal Fault Architecture from a Deepwater Fold and Thrust System, Niger Delta, #90123 (2011)

David Iacopini, Rob Butler

Search and Discovery.com

... and azimuth filters. Using the redefined seismic cube, the main reflectors and fault systems have been systematically mapped to obtain a contour map...

Abstract: Interesting Directions Being Pursued in Seismic Curvature Attribute Analysis; #90187 (2014)

Satinder Chopra and Kurt J. Marfurt

Search and Discovery.com

...-order derivative attributes such as dip magnitude and dip-azimuth. Curvature has long been used by geologists, using both topographic maps and surfaces...

Multi-Azimuth Offset Vertical Seismic Profiles (VSPs) to Enhance Surface Seismic Images of Reservoirs

Search and Discovery.com

Gower Basin, Lord Howe Rise

J. B. Willcox, J. Sayers

Petroleum Exploration Society of Australia (PESA)

... seaboard was one of oblique left-lateral extension on a north to northeasterly azimuth. It probably commenced in the latest Jurassic, following...

Geological Framework of the Lord Howe Rise and Adjacent Ocean Basins

J. B. Willcox, J. Sayers, H. M. J. Stagg, S. Van de Beuque

Petroleum Exploration Society of Australia (PESA)

... field, P-wave velocities of about 6 la.nls, thickness of crust based on seismic refraction and reflection data, and the scattered dredge hauls...

Evergreening of seismic data to enable carbon storage screening at scale … a case study from the Barrow-Dampier sub-basins

Nigel Seymour, Paul Phythian, Merrie-Ellen Gunning, Kiran Ferguson, Suyang Chen, Dayang Aini Binti Awang Piut

Australian Energy Producers Journal

... et al. 2008) which helped to further stabilise the FWI model, enhance and refine the velocities in the complex shallow carbonates and at the deeper...

Practical considerations for computing the kernels of reflection-based full-waveform inversion

Houzhu (James) Zhang, Hong Liang, Hongwei Liu

International Meeting for Applied Geoscience and Energy (IMAGE)

... updates (Wang et al., 2009). The smoothed exact model and the final updated imaging velocities are given in Figure 6a and 6b. In Figure 6b, only the low...

Full-waveform inversion and FWI imaging for land data

James Sheng, Cristina Reta-Tang, Faqi Liu, Alfredo Vzquez Cant, Alejandro Cabrales Vargas

International Meeting for Applied Geoscience and Energy (IMAGE)

... as a layer at or near the surface, possibly of heterogenous, unconsolidated material with low seismic velocities, can produce complex elastic waves...

Acquisition geometry design based on full-wavefield migration

Billy A. Revelo Obando, Gerrit Blacquire

International Meeting for Applied Geoscience and Energy (IMAGE)

... multiplicity (Vermeer, 2012). Ideally, in the noise free case, the expected resolution of a seismic image can be computed from the seismic velocities...

Application of full-waveform inversion to ultra-high-density OBN data at Clair field

Simon Luo, Xukai Shen, Philip Tillotson, Lindsey Smith, Dan Davies

International Meeting for Applied Geoscience and Energy (IMAGE)

... such as subsalt (Shen et al., 2018a; Wang et al., 2019), examples have shown that with the right data FWI can improve the accuracy of velocities...

High-resolution FWI of converted-wave data A case study from the Edvard Grieg field

Per Eivind Dhelie, Vidar Danielsen, Jon Andre Haugen, Emilie Davenne, Knut Richard Straith, Alireza Roodaki, Manuel Peiro, Alexis Fotsoh, Wenlei Gao, Nabil Masmoudi, Andrew Ratcliffe

International Meeting for Applied Geoscience and Energy (IMAGE)

... to each other through the velocity model, the power of full azimuth data, especially for marine seismic has gained in value. Many authors have...

One more stride forward in Thunder Horse subsalt imaging with elastic FWI

Bunmi Elebiju, Qingsong Li, Ken Hartman, Francis Rollins, Ye Feng, Karl Kaiser, Werner Schinagl, Chi Chen, Alex Yanjun Hao, Zhiyuan Wei, Jiawei Mei

International Meeting for Applied Geoscience and Energy (IMAGE)

... issues at the subsalt area. In 2015, a long-offset, full-azimuth OBN survey was acquired with the aim of improving the subsalt illumination. Most...

Reservoir Modeling in the Bunyu Tapa Gas Field — an Integrated Study

Ramatias Ramli, Susanto Budi Nugroho, John Bradfield, Steve Hansen

Indonesian Petroleum Association

... Correlation of BSU - 1. Velocity/Depth Mapping The stacking velocities were employed in the Velocity Mapping Module to produce a depth structure map...

Specialized processing of a massive distributed acoustic sensing (DAS) 3D VSP in a producing well

Ali Sayed, Francesca Twynam, Ran Bachrach, Philippe Caprioli, Marcus Holloway, Qingsong Li, Reetam Biswas, Daniel Tebo, Sam Buist

International Meeting for Applied Geoscience and Energy (IMAGE)

... apparent velocities. This noise was prominent on the far offsets where the signal was weak. Casing reverberations that propagate along the uncemented casing...

Control on Pleistocene Shelf Drainage by Post-Eocene Stratigraphy of the Gippsland Basin

Mark Bunch

Petroleum Exploration Society of Australia (PESA)

... slope azimuth (135o). These are all geomorphological arguments to suggest local neotectonic effects influenced surface drainage across the Gippsland Basin...

Elastic FWI imaging of a complex presalt structure using NATS data

Arthur Henrique, Luiz Felão, Sergio Barragan, Florian Jouno

International Meeting for Applied Geoscience and Energy (IMAGE)

... of a complex pre-salt structure using NATS data Arthur Henrique*, Luiz Felão, Sergio Barragan, and Florian Jouno; CGG Summary Narrow-azimuth towed...

The need of elastic RTM for elastic FWI models

Hui Huang, Zedong Wu, Xue Xiao, Zhigang Zhang, Ping Wang

International Meeting for Applied Geoscience and Energy (IMAGE)

... = 𝜌(1 + 2𝛾1 )𝑣 𝑠 1 + 2𝛾2 𝑠 55 where 𝑣 𝑝 and 𝑣 𝑠 are vertical P-wave and S-wave velocities, respectively; 𝜀1 , 𝜀2 , 𝛾1 , and 𝛾2...