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The AAPG/Datapages Combined Publications Database

Showing 10,437 Results. Searched 187,797 documents.

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Abstract: DMO Accuracy Requirements for AVO Analysis

Craig J. Beasley

Geological Society of Malaysia (GSM)

... ACCURACY REQUIREMENTS FOR AVO ANALYSIS CRAIG J. BEASLEY WESTERN GEOPHYSICAL COMPANY SINGAPORE Dip-moveout (DMO) is commonly used in seismic data...

1990

The Need for Seismic Dip Migration

W. B. Robinson.

Oklahoma City Geological Society

... T is the difference in time between traces at opposite ends of the record. The normal moveout or angularity, as it is sometimes called, will be cancelled...

1958

Abstract: A Geophysical Appraisal of the East Spar Gas/Condensate Field

Adam Craig

Petroleum Exploration Society of Australia (PESA)

... was constructed by detailed interpretation of gas/condensate field the WA-214-P joint normal moveout velocities from seismic change. Such gas sands...

1997

A Time Migration Before Stack

Richard Cooper, Malcolm Hobson

Geological Society of Malaysia (GSM)

... offshore Peninsular Malaysia. THE ROLE OF VELOCITY IN SEISMIC DATA PROCESSING Velocity plays dual roles in seismic data processing. 1. Normal Moveout...

1991

Corrected Record Sections

Ernest M. Hall Jr.

CSPG Special Publications

... moveout. The weathering and elevation or “static” corrections are constant for a given trace throughout the length of the record. The normal moveout...

1957

Understanding Azimuthal P-Wave Anisotropy through Multiple Vendor and Attribute Comparisons

Jamie Rich, Breanne Kennedy, Marianne Rauch-Davies

Unconventional Resources Technology Conference (URTEC)

... amplitude variations as a function of angle. The easiest to observe are the effects contained in the ‘eta’ term for normal moveout due to anisotropy...

2016

Geophysical Characterization of Lithology--Application to Subtle Traps

Carl H. Savit, Changsheng Wu

AAPG Special Volumes

... surveys or the geometric analysis of reflection times (the classic normal-moveout-velocity analysis). Results of such calculations of sound velocity...

1982

AAPG Memoir 76, Chapter 18: Velocity Estimation for Pore-Pressure Prediction

David W. Bell

AAPG Special Volumes

... of Western Canada basin: discussion: AAPG Bulletin, v. 63, p. 812–814. Liner, C. L., 1999, Concepts of normal and dip moveout: Geophysics, v. 64, p...

2001

Continuous Dipmeter, New Geological Tool: ABSTRACT

B. Osborne Prescott

AAPG Bulletin

... is plus-minus ½° of dip and plus-minus 1° of strike. This is not the over-all accuracy of the dipmeter, but merely the accuracy of the calculations...

1956

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

... a normal moveout is applied to the CMP gathers with a velocity that flattens primary events and undercorrects the multiples. The NMO-corrected gather...

2000

Star: Shallow Time Anomaly Replacement

Michael O. Marcoux, Lee Lu

Southeast Asia Petroleum Exploration Society (SEAPEX)

... be adequately described by the first two terms in the general polynomial expression. This approximation, is known as normal moveout. The moveout which...

1982

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

Paul L. Stoffa

Circum Pacific Council Publications

... to their two-way normal time at each offset. Once the reflection events have been corrected for normal moveout, the seismic-data traces are combined...

1989

Appendix A: Considerations for Optimum 3-D Survey Design, Acquisition and Processing

R. Malcolm Lansley

AAPG Special Volumes

... make the normal moveout more hyperbolic (Figure 3-21). However, because the natural spatial sampling of streamer marine systems is typically finer...

2011

Multifocusing Stack Technique for Subsurface Imaging, #40749 (2011)

Sunjay Sunjay,

Search and Discovery.com

... of improving subsurface imaging, The Leading Edge, v. 27/2, p. 250-256., doi: 10.1190/1.2840374. de Bazelaire, E., 1988, Normal moveout revisited...

2011

Seismic Migration: Part 7. Geophysical Methods

Ken Larner, David Hale

AAPG Special Volumes

... of dip moveout (DMO) applied after normal moveout (NMO) correction, but before the data are stacked. DMO, a form of partial prestack migration, completes...

1992

Seismic Attenuation Analysis for Reservoir Description

Search and Discovery.com

... noise. This is the same as AVO super gather. The CMP gather used for Q estimation needs to be without NMO stretch, so that if normal moveout...

2013

A New Approach to Pore Pressure Predictions: Generation, Expulsion, and Retention Trio—Case Histories from the Gulf of Mexico

Selim Simon Shaker

GCAGS Transactions

..., 1975; Bowers, 1994) use the section in zones A and B (the so-called normal compaction trend, NCT) as the lead track for their calculations...

2015

Long-Offset Approximations to NMO Function for a Layered Subsurface

E. Blias

Search and Discovery.com

... in multilayered media: Applied Geophysics, 15, 314 (in Russian). Castle, R., J., 1994, A theory of normal moveout, Geophysics, 983-999. Malovichko, A., A., 1978...

Unknown

Long-Offset Approximations to NMO Function for a Layered Subsurface

E. Blias

Search and Discovery.com

... in multilayered media: Applied Geophysics, 15, 314 (in Russian). Castle, R., J., 1994, A theory of normal moveout, Geophysics, 983-999. Malovichko, A., A., 1978...

Unknown

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

Velocity for Pore Pressure Prediction Modeling and Risk Assessment

Selim Simon Shaker

GCAGS Transactions

... property that can be used for pore pressure prediction. The normal moveout and Rms velocities can be used for a quick look and regional assessment...

2016

Fault Criteria

Francis F. Campbell

GCAGS Transactions

... for normal moveout, so the stepout pattern follows the geometry of the reflection paths. Both the Navarro and Edwards reflections step down to the right...

1965

Problem of Simplifying the Technique of Calculating Oil and Gas Reserves

M. N. Kochetov

Petroleum Geology: A Digest of Russian Literature

... sediments of the Sokolovogora field. Saratov, VGF. 3. Gribanov, V. U., 1958, Approximate calculations in middle school: Uchpedgiz. 4. Kobranova, V. N...

1959

Fracture Detection by Azimuthal Differential Residual Moveout

Juefu Wang

Search and Discovery.com

... also acknowledge Mark Ng for his help in Radon processing. References Grachka, V. and Tsvankin, I., 1998, 3-D description of normal moveout...

Unknown

Fracture Detection by Azimuthal Differential Residual Moveout

Juefu Wang

Search and Discovery.com

... also acknowledge Mark Ng for his help in Radon processing. References Grachka, V. and Tsvankin, I., 1998, 3-D description of normal moveout...

Unknown

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