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The AAPG/Datapages Combined Publications Database

Showing 493 Results. Searched 195,354 documents.

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ABSTRACT: Confirming Depth Models using Differential Wide Aperture Seismic; #90061 (2006)

James H. Leven

Search and Discovery.com

...-stack depth migration or for precise depth conversion, particularly for field definition. Normal moveout (NMO) “velocity” analysis is a relatively...

2006

Abstract: Geophone and MEMS Accelerometer Comparison at Spring Coulee, Alberta; #90171 (2013)

Michael S. Hons and Robert R. Stewart

Search and Discovery.com

... accelerometers above 150 Hz. Further analysis of NMO-corrected receiver gathers shows there is greater frequency content in the MEMS accelerometer...

2013

Abstract: AVO Effects and Velocity Analysis; #90211 (2015)

Emil Blias

Search and Discovery.com

... determination for non-hyperbolic NMO functions...

2015

Abstract: Simulteneously Acquring 3D-3C Well Data During 3D Surface Seismic Survey: A Useful Quality Control Tool; #90211 (2015)

E.L Bongajum

Search and Discovery.com

... parameters on existing sonic logs is used to assess the smoothening of the velocit y model on travel time, NMO correction, stacking and geometri cal...

2015

Abstract: Initial Wavelet Estimate of EPSI in Shallow Water; #91204 (2023)

Rob Hegge, Rolf Baardman, Roald van Borselen

Search and Discovery.com

... an alternative method to derive the initial wavelet, which applies NMO using water velocity on the same range of near offset traces and then stacks them...

2023

Common Reflection Surface

Search and Discovery.com

N/A

Acquisition and Ananlysis of Wide-Angle Reflection and Refraction Seismic Data

Paul L. Stoffa

Circum Pacific Council Publications

..., Petroleum resources of China and related subjects: Houston, Texas, Circum-Pacific Council for Energy and Mineral Resources Earth Science Series, v...

1989

Pre-Stack Inversion to Seismic Rock Type Predictability (SRT) Case Study: Gabus Zone 3B in Belanak Field

Baskoro Arif Kurniawan, Maria Fransisca Meirita, Aguslianto Efendy Harahap, Haniva Navilova, Willy Gunary Abadi

Indonesian Petroleum Association

... such as flattening pre-stack gathers, noise removal, applying corrected Q and amplitude preserved seismic. Trims Static Belanak PSTM gathers showed residual NMO...

2019

Pore-Pressure Prediction in the Permian Basin Using Seismic Prestack Inversion

Colin Sayers, Lennert den Boer

Unconventional Resources Technology Conference (URTEC)

... (NMO) analysis or kinematic inversion because these velocities typically have poor vertical resolution. By comparison, inversion of reflection...

2019

Avo Azimutal (AVAZ) en la Detección de Fracturas: Caso de Estudio en Tres Campos de REPSOL-YPF Cuenca Neuquina, Argentina [PAPER IN SPANISH] AVO Azimuthal (AVAZ) in Fracture Detection: A Case Study Over Three REPSOL-YPF Fields in Neuquina Basin, Argentin

D. Curia, C. Regazzoni, M. D. Roizman

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... las velocidades aplicadas reduciendo así los problemas de NMO residual, eliminar los ruidos aleatorios y ruidos organizados, incluyendo los arribos...

2006

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

Seismic Attenuation Analysis for Reservoir Description

Search and Discovery.com

... with a straight line. PFVO operates on a CMP gather without NMO, because NMO stretch at far offset distorts the spectrum of reflections. For a Ricker shape spectrum...

2013

Abstract: Azimuthal Processing For Unconventional Resource Plays Using An Orthorhombic Velocity Model; #90174 (2014)

Shaowu Wang and David Wilkinson

Search and Discovery.com

... of ), the NMO velocities ( and ) in the symmetry-plane directions, and three anisotropic “anellipticity” coefficients ( , and ). As shown by Grechka...

2014

Post Migration Processing of Seismic Data

Dashuki Mohd.

Geological Society of Malaysia (GSM)

.... As seismic energy propagates through the earth, it experienc~s ~arious changes in frequency and phase characterIstIcs due to variations in the subsurface...

1994

Abstracts: Seismic Wave Propagation and Imaging in Heterogenous Media; #90173 (2015)

Yijian Meng, Emmanuel Bongajum, and Bernd Milkereit

Search and Discovery.com

... parameters used for layered media. Introduction When using seismic waves to probe the earth’s subsurface, the information obtained is limited...

2015

New Integrated Workflows for Improved Pore Pressure Prediction and Seismic Imaging, #41705 (2015).

Marek Kacewicz, Sankar Muhuri, Weihong Fei

Search and Discovery.com

...) cube from Basin Model (BM) results and Mechanical Earth Model, e.g., MEM addressing shallow hazards, and 2. Hybrid Velocity cube (HV) from HES...

2015

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

Structural Interpretation of the Table Rock Area 3-D Survey, Sweetwater County, Wyoming

Cynthia B. Russell, Donald S. Stone

Rocky Mountain Association of Geologists

... was performed after the second pass of surface-consistent residual statics. After the data were corrected for normal moveout (NMO) and the statics were...

1995

Considerations in Azimuthal Processing and Velocity Inversion for Unconventional Plays

Michael J. Perz, William Keller, Victor Kriechbaum

Unconventional Resources Technology Conference (URTEC)

... counterpart after azimuthal NMO correction where the associated azimuthal RMS inversion only considered ∆t’s corresponding to a maximum incidence angle...

2018

Implementation of Poisson Impedance Inversion to Characterize Hydrocarbon Reservoir at Field BŽ, South Sumatera

Bagus Dwi Prasetyo, M. Syamsu Rosid, Junita Trivianty, Humbang Purba

Indonesian Petroleum Association

... that is below the surface of the earth (Figure 2). The positive amplitude (red) indicate increase in impedance and blue is decreased in impedance. Top...

2017

Test Analysis of a 2D Seismic Survey With Finer CMP Interval

Zhao Xuewu, Widya Putri Pratami, Xu Qingsen, Muchlis MYS, Guo Shanli

Indonesian Petroleum Association

... that all geophones in an array have identical coupling with the earth, the sensors are all positioned at the same elevation and there are no errors...

2022

Land 3D Acquisition Techniques Related to S.E. Asian Situation

Walter Ritchie

Indonesian Petroleum Association

... of the properties associated with 3D Azimuth Dependent NMO. Figure 15. Spread Layout for Model 2 Figure 16. Subsurface Model 2 Figure 17. CDP Gather, 10-Fold Model 2...

1981

Application of Inverse-Q Filter and Deconvolution to Improve Seismic Data Quality in the Deep Section

Deddy F. Djanawir, Frans Langitan

Indonesian Petroleum Association

... Earth attenuation is one of the factors that lower seismic data quality. Various inverse filtering methods have been developed to compensate...

2004

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