ABSTRACT: Azimuthally Sectored Attribute Volume Analysis; #90122 (2011)

Amanda Thompson, Jamie Rich, and Mike Ammerman

Search and Discovery.com

... this survey there are several hundred Devon-operated Barnett gas wells, two thirds of which are vertical or directional and the remainder...

Migration Velocity Analysis by Migration of Velocity Spectra

Craig J. Beasley, Rolf Klotz

Southeast Asia Petroleum Exploration Society (SEAPEX)

... and azimuth on velocity by applying dip moveout (DMO). However, while DMO is generally beneficial and succeeds in stacking a wide range of dips, when...

Experience with Seismic Lithology (AVO) in Central Sumatra

Jeff Wright, Isdjulaedi Bakri, Budi Subiyanto

Indonesian Petroleum Association

... square fits to time slic amplitudes of the NMO corrected CMP gathers for every time slice. With the use of ray tracing and an input velocity model...

CRS-Stack and NIP-Wave Tomography Implemented to the SH-Wave Reflection Seismic Data for Shallow Hydrocarbon Prospecting (Paper P30)

M. R. Sule, A. A. Valencia, A. Hendriyana, U. Polom, C. M. Krawczyk

Geological Society of Malaysia (GSM)

... 2,000 – 3,000 m. The use of P-wave (2002), the three parameters are determined by several steps, reflection seismic is suitable for that depth interval...

Gas Hydrate Geohazard Assessment in the Northern Gulf of Mexico Using a Vertical Line Array, by Erika Géresi, N.R. Chapman, T.M. McGee, and J.R. Woolsey, Article #40159 (2005)

Search and Discovery.com

New Data Reveals Sub-Salt Levantine Basin

Øystein Lie, Per Helge Semb

GEO ExPro Magazine

... for comparison purposes. The key objective was to penetrate the evaporites and maximize the seismic resolution of the layers below. Seismic modelling...

Abstract: AVAZ and VVAZ Practical Analysis to Estimate Anisotropic Properties; #90224 (2015)

Yexin Liu

Search and Discovery.com

... transverse isotropy (VTI) because the layered shale is typically horizontal with vertical symmetry. Usually VTI can be estimated via higher-order NMO...

Abstract: Analysis Of Surface Seismic Multi Wave Modes (Pp, P-Sv And Sv-Sv) And Simultaneous 3d 3c Vsp: A Winning Pair; #90254 (2016)

Michel Denis, Laurence Nicoletis, Philippe Feugere, Eric Suaudeau

Search and Discovery.com

... and in fact P-SV and SV-P modes as with small dips the 2 modes have the same move-out and may be superposed. Another result was that the P-SV CCP binning...

Abstract: Time Domain Least-squares Prestack Migration; #90172 (2014)

Ricardo C. Rebollo, Mauricio D. Sacchi

Search and Discovery.com

... 1a portrays a reflectivity model used to test our algorithm. Figure 1b is the image obtained by NMO followed by stacking the gathers produced...

Zama--A Geophysical Case History: Case Histories

Hugh Evans

AAPG Special Volumes

..., and Case Histories Following the discovery of the Rainbow "A" pool 50 mi (80 km) southwest of the town of Zama in northwestern Alberta, several miles...

Azimuthal Anisotropy „ A New Interactive Approach Leads to More Accurate Imaging

Graeme Eastwood

Petroleum Exploration Society of Australia (PESA)

... the kinematic effects of In practice, compensation for HTI anisotropy for anisotropy generating layers is taken into azimuthally related travel times. can...

Observations of Azimuthal Anisotropy in Prestack Seismic Data, #41572 (2015).

David Gray

Search and Discovery.com

... 3D visualization software, as is shown in Figure 1. It is used for quality control of azimuthal processes, such as azimuthal NMO and azimuthal AVO...

Quality Data at a Reduced Price: Innovative Approaches in 3-D Acquisition and Processing

Mars E. Semaan, Michel F. Bee, Maryanto, Gerard Dufourd, Eddy A. Sentani

Indonesian Petroleum Association

... * 15, 7.5 * 30 and 15 * 30 m (inline * crossline) corresponding to four areas of different structural dips. The area with small CDP bins correspond...

Forward Modeling to Improve Seismic Acquisition Design

Paula A.C. Barbosa, Jose A. Jaramillo, Jose H. Olaya

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... target; but could be strongly affected by logistics, and cost-driven decisions. Parameters like maximum geological dips, maximum target depths...

Abstract: First-Arrival TomoStatics and Residual Statics for Near-Surface Corrections; #90211 (2015)

Jie Zhang, Oz Yilmaz, and Nanxun Dai

Search and Discovery.com

... processing involved. We shall demonstrate in several real cases that the proposed approach improves the data quality significantly for the subsurface...

Mini Seismic Processing System for Training and Research Purposes

Suprajitno Munadi, Bambang Triharjanto

Indonesian Petroleum Association

... on the capability of the geophysicist to select an appropriate parameter in every step during the practical applications. In most cases several factors must...

Seismic Imaging of Sturctural, Stratigraphic and Diagenetic Plays - Workshop Summary

Bruce Hart

PTTC

... properties of the stratigraphic layers themselves. Resolution of seismic data is proportional to the frequency content. High frequencies give better...

The Geophysicist Communicating with Seismic Processing

R. E. Sheriff

Southeast Asia Petroleum Exploration Society (SEAPEX)

... are separated into separate processors, and processors access each other where several processes are to be carried out sequentially. Because each function...

De-risking Appraisal Phase in the Recent Gas Discovery in Banggai-Sula Basin, Central Sulawesi: Application of AVO Analysis and Pre-stack Inversion in the Sub-ophiolite Reef Carbonate Play

Mufied Ahmad, Yudi Herdiana, Tika R. Pertiwi, Hendarsyah, Arie Naskawan

Indonesian Petroleum Association

... modeling and actual CDP in the well locations. Several CDPs inside and outside the closure were also examined to check the consistency. The slice of partial...

Abstract: Anisotropy-Preserving 5D Interpolation by Hybrid Fourier Transform; #90224 (2015)

Juefu Wang and Shaowu Wang

Search and Discovery.com

... feature of NUDFT is that it is able to predict data at any arbitrary location once the Fourier spectrum has been optimized using sparse inversion...

Section 2: Improvement of Seismic Images of Complex Tectonic Structure in Deep Water with Research-Level Processing Sequences

John Miller and Roland von Huene

AAPG Special Volumes

... by the opposing dips of faults and by the changing vergence of folds (Figure 2.1). Careful velocity analysis and a special processing sequence are needed...

Noise Attenuation in Common Receiver Gather to Enhance S/N Ratio in Seismic Data

Dara Felisia A, Triswan Mardani Ade Surya, R.B.Fauzan Irshadibima, Firman Syaifuddin

Indonesian Petroleum Association

... roll and multiple can be seen in shot gather. But several random noise and coherent noise could be better analyzed in common receiver gather...

Abstract: Statics Preserving Sparse Radon Transform; #90224 (2015)

Nasser Kazemi

Search and Discovery.com

.... However, this method suffers from the lack of resolution in the Radon domain. Resolution of the Radon models depend on several factors. Limited...

The Role of Statics Application in the Imaging of Sub-Surface in Fold Belt Areas, #40746 (2011)

Arun Kumar Arya, Bharat Chandra Joshi, Narinder Pal Singh,

Search and Discovery.com

... of layers in near surface. Static corrections computed from this Near Surface Model and applied to conventional/deep reflection survey data may improve...

High-EffortŽ Seismic Acquisition: Improving Image Detail; #41568 (2015)

David C. Henley, Kevin Hall, Henry Bland, Eric Gallant, Gary Margrave, Malcolm Bertram

Search and Discovery.com

... multichannel processes. The Experiment In August 2006, several members of CREWES, and staff from the department of Geology and Geophysics conducted a small...