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The AAPG/Datapages Combined Publications Database

Showing 36,619 Results. Searched 195,488 documents.

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Recent Advances in the Characterization of Unconventional Reservoirs with Wide-Azimuth Seismic Data

Ran Bachrach, Colin M. Sayers, Sagnik Dasgupta, Josimar Silva, Stefano Volterrani

Unconventional Resources Technology Conference (URTEC)

... here are defined by the residual moveout which is optained after anisotropic depth migration with tomography. Rock intrinsic properties like anisotropy...

2013

Deepwater debrites and linked megaturbidites in confined basins: An example from the Onnuri Basin, East Sea of Korea

Deniz Cukur, In-Kwon Um, Jong-Hwa Chun, Gwang-Soo Lee, Gee-Soo Kong, Samuel Y. Johnson, Senay Horozal

Journal of Sedimentary Research (SEPM)

.... Processing steps include geometry setup and CMP sorting, gain correction, F-K filtering, deconvolution, normal moveout correction (NMO), semblance...

2021

Seismic Signature as a Porosity Indicator in Early Miocene Reefs in the Madura Strait Via AVO Inversion and Modelling

Bimal R. Banerjee

Indonesian Petroleum Association

... (P-wave) does not suffer from non linear NMO stretch effects. Diagram 1. Correlating normal incidence trace from the AVO inversion of the Surface...

1993

Abstract: AVAZ Inversion for Fracture Orientation and Intensity: a Physical Modeling Study; #90187 (2014)

Faranak Mahmoudian and Gary F. Margrave

Search and Discovery.com

... (Crampin, 1981). Using P-wave NMO velocity variation with azimuth (VVAZ), fracture orientation is considered to be in the direction of the fast P-wave...

2014

Combining PSDM and Seismic Modeling to Reduce Uncertainties in Time Structural Interpretation

William Agudelo, José Fernando Gamboa, Saúl Guevara, Carlos Piedrahita, Luis Ernesto Rojas, Martín Morales, Héctor Alfonso

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... Migration (PSTM) was performed in each 2D line. This process allows to build a RMS velocity field. Residual moveout (RMO) can be corrected in vertical...

2009

Application of Traveltime Tomography and Kirchhoff Migration Methods to Improve the Seismic Cross-Section Resolution on 2D Land Seismic Data

Harmita Lestari, Nur Ayu Anas, Muh. Resky Ariansyah, Sabrianto Aswad, Heri Winarto

Indonesian Petroleum Association

... are performed after stacking. The first process is PostTM with the collected data shot being changed to CMP index so that normal move out (NMO...

2019

Abstract: AVAZ Inversion for Anisotropy Parameters of a Fractured Medium; #90174 (2014)

Faranak Mahmoudian, Gary F. Margrave, and Joe Wong

Search and Discovery.com

... and the direction normal to it is referred as the symmetry axis of the system. Three Thomsen-style anisotropy parameters (ε, δ, γ) in addition...

2014

First Implementation of Hybrid Fiber Optic Cable in Indonesia - Carbon Reduction through Leading-Edge Technology

Marsha Sakina, Dinda Larasati Rahmani, Fajar Tri Prasetia, Cikko Majesta, Francesco Miranda

Indonesian Petroleum Association

... the wavefield, correct for the normal moveout effects, map the reflection points, and produce an image of the sub-surface. The first velocity model estimation...

2023

A Comparative Study of 3-D Noise Attenuation Techniques

Daniel Wheaton, Yendri, Kusnarya

Indonesian Petroleum Association

... Normal Moveout Correction and Mute Long Gate (2 sec) Trace Equalization Stack Dip moveout (DMO) has not been applied for testing purposes to avoid...

1996

Processing and Interpretation of 2-D Seismic Data from the Bighorn Basin, Wyoming

David J. Taylor

Wyoming Geological Association

...) Datum Correction Trace Equalization Predictive Deconvolution Constant Velocity Analysis Normal Moveout Correction Hand Statics Corrections...

1998

Direct Hydrocarbon Indications Using Seismic Amplitude Variations with Offset

William J. Ostrander

AAPG Special Volumes

... of incidence is easily related to shot-to-group through the normal moveout equation. Just prior to CDP stacking, seismic data traces generally are collected...

1987

An Interpreter's Guide to Improvements in Depth Imaging Through Model-Based Velocity Estimation and Refinement

Andy Furniss

Indonesian Petroleum Association

... in the Dix equation, we can calculate an RMS velocity error that will flatten the gather in much the same way as normal moveout velocity is used...

2000

Current Trends in Geophysics

H. E. Stommel, J. M. Graul

Indonesian Petroleum Association

... time differential between the the arrival of the event at the near and far phone of the group. This time shift amounts to "normal moveout" across...

1978

Seismic Diffraction Imaging of Reservoir Fractures with DAS Seismic Data in a Horizontal Well

Brian Fuller

Unconventional Resources Technology Conference (URTEC)

... events on a horizontal downhole DAS cable. Figure 4. Moveout curves for diffractions and first arrivals. Arrival times for diffracting points were...

2022

3-D AVO Analysis and Modeling Applied to Fracture Detection in Coalbed Methane Reservoirs

Antonio C.B. Ramos, T.L. Davis

Rocky Mountain Association of Geologists

...-normal P-wave reflectivity. Variations in fracture density within the coal levels of the Fruitland Formation also have strong effects on P-wave...

1997

New Solutions to Old Problems: A Seismic Reprocessing Case History, DC and BQ Fields, Malacca Strait PSC

Charles A. Hinson

Indonesian Petroleum Association

... in Figures 17 and 18 respectively. Data of Figure 17 displays typical normal moveout but data of Figure 18 is distorted by positive time shifts, especially...

1993

Multi-Azimuthal Walkway VSP for Full Azimuth Seismic Calibration

Konstantin Galybin, Anastasia Poole, Michael Giles

Petroleum Exploration Society of Australia (PESA)

..., Generalized Dix equation and analytic treatment of normal-moveout velocity for anisotropic media, Geophysical Prospecting, 47 (2), 117-148. Gretchka, V...

2016

Simultaneous 3D 4C - OBC & VSP Walkaway Survey in the Attaka Field, East Kalimantan, Indonesia

Bill Borland, Phil Johnston, Mike Reblin, Suta Vijaya, Omar Kulbrandstad, Muhammad Idrees, Scott Leaney, Jan van de Mortel

Indonesian Petroleum Association

... to the well control, and provides needed input for 4C data processing algorithms, including common conversion point (CCP) mapping, CCP moveout corrections...

2000

APPLICATION OF A THREE DIMENSIONAL SEISMIC SURVEY TO FIELD DEVELOPMENT IN THE WILLISTON BASIN

GARY C. ROBINSON, FERNAND BAIXAS, PATRICK J. HOOYMAN

Williston Basin Symposium

... deconvolution, velocity analysis, normal moveout correction, muting, 3D automatic statics, additional velocity analysis, and stacking...

1982

Geophysics Along the Edwards Trend

W. Lee Moore

GCAGS Transactions

... and corrections for the normal stepout or moveout of reflection times are all removed. The final result is a cross-section, or record section...

1957

Section 3: Displays of Seismic Sections: Forearc Margin, Central Aleutian Ridge

David W. Scholl, Jill McCarthy, and Holly Ryan

AAPG Special Volumes

... of the Pacific plate beneath that of the ridge is approximately 30northwest of a direction normal to the regional trend of the Aleutian Island arc...

1986

Abstract: Can Interpolation Help Reduce Acquisition Costs? A Case Study; #90187 (2014)

Ye Zheng, Balazs Nemeth, Christian Escalante, Andrea Crook, Keith Millis, and Laurie Ross

Search and Discovery.com

... interval is 60 m. The normal stacking fold for the natural CMP bin size (30 x 30 m 2) is only 8 at 700 m offset, which is low compared to the average survey...

2014

AVO and Inversion Contribute to Makassar Exploration Efforts

William L. Soroka, Herry Andiarbowo, Anung Widodo

Indonesian Petroleum Association

...) = Rp + (Rp - 2 Rs) sin2(Θ) This equation predicts how reflected P-wave amplitudes (Ap) vary with angle of incidence (Θ) for a seismic event in NMO...

1995

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