Assessment of a Marcellus Shale Prospect Using Seismic, Microseismic, and Completions Data

Scott Singleton, Mark Suda

GCAGS Transactions

... (NMO) stretch plus 4th order eta correction for anisotropic ‘hockey stick’ effects. However, even with these corrections, all data volumes will contain...

Seismic Characterization of the Fiordland Gas-hydrate Province, New Zealand

Miko Fohrmann, Andrew R. Gorman, Ingo A. Pecher

AAPG Special Volumes

...). This reorganization of the plate boundary occurred in several stages between 31 and 1415 Ma (Lamarche et al., 1997). Since 1415 Ma, relative plate motion...

Chapter 3: Preparation of Seismic Data for Stratigraphic Work

Tom Wittick

North Texas Geological Society

... and target the processing to your particular exploration objective. We are going to discuss several of the processes which are commonly used in seismic...

Preparation of Seismic Data For Stratigraphic Work

Abilene Geological Society

... to your particular exploration objective. We are going to discuss several of the processes which are commonly used in seismic data processing. We...

Water column corrections: Joint water velocity inversion for 4D marine surveys

Didier Lecerf, Mathieu Lange, Andrew Oates, Jyoti Kumar

International Meeting for Applied Geoscience and Energy (IMAGE)

... within the water layers can generate significant time-shifts between repeated time-lapse seismic data. We present a new methodology for estimating...

A Comparative Study of Wave Equation Multiple Suppression to Conventional Tau-p Deconvolution and Radon Multiple Attenuation Methods

Kriyanti Setiyono, Ken H. Matson

Indonesian Petroleum Association

... stringent demands on the seismic and preclude the use of tools like inner mute that throw away useful and needed information. Several strategies have been...

Vertical Seismic Profiling--A Measurement that Transfers Geology to Geophysics: Chapter 2

B. A. Hardage

AAPG Special Volumes

... of the wavefield measured at the surface. Vertical seismic profiling replaces much of t is inference with several closely-spaced direct physical measurements...

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...

Improving AVO Fidelity by NMO Stretching and Offset Dependent Tuning Corrections, #41574 (2015).

Yong Xu, Satinder Chopra

Search and Discovery.com

...Improving AVO Fidelity by NMO Stretching and Offset Dependent Tuning Corrections, #41574 (2015). Yong Xu, Satinder Chopra Improving AVO Fidelity...

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...

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...

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...

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...

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...

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...

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...

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...