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The AAPG/Datapages Combined Publications Database

Showing 613 Results. Searched 188,958 documents.

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Use of Seismic-Derived Velocities for Stratigraphic Exploration on Land: Seismic Porosity and Direct Gas Detection: Chapter 4

Norman S. Neidell, J. H. Beard, Ernest E. Cook

AAPG Special Volumes

... with moveout velocity analysis: World Oil (January), p. Reneer, B., 1983, Depositional history, potential of Permian Tannehill sandstone, King, Knox counties...

1985

Shallow Velocity Model Building Considerations for Prestack Depth Migration in Unconventionals

Mike Perz, Josef Heim, Candace Bruins

Unconventional Resources Technology Conference (URTEC)

... significant residual moveout, and applying a tomographic velocity update to improve flattening leads to a significant error in event depth location (i.e...

2019

Stratigraphic Velocity Interpretation: National Petroleum Reserve--Alaska: Chapter 12

E. W. Peikert

AAPG Special Volumes

... time versus offset relationships along coherent events within these velocity gathers are analyzed to determine normal moveout (Vnmo) or stacking...

1985

Abstract: Migration of Velocity Spectra: An Example from the Philippines

Craig J. Beasley, Rolf Klotz

Geological Society of Malaysia (GSM)

... the migration velocity is to minimize the effects of dip and azimuth by applying dip moveout (DMO) to the data. However, velocity derived from DMO corrected...

1991

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

... geophysicist. During first-level processing, post-stack migration velocities are obtained by modifying the already existing stacking velocity model...

1986

Seismic Migration: Part 7. Geophysical Methods

Ken Larner, David Hale

AAPG Special Volumes

... estimation of velocity is difficult and ti e consuming. POSTSTACK VERSUS PRESTACK MIGRATION While migration algorithms are capable of accurately...

1992

Non-First-Break Solution for Shallow Velocity Anomaly Problem; #41602 (2015)

Emil Blias

Search and Discovery.com

... available is deep reflections. Shallow velocity anomalies cause large lateral variations in stacking velocities increasing with depth. Dix’s formula...

2015

Depth Imaging Coil Data: Multi Azimuthal Tomographic Earth Model Building and Imaging of Tulip (Paper A15)

S. Chen, M. Buia, L. Livraghi, M. Bakhrudin, M. Tham, M. Bayly, S. Ng, O. Zdraveva

Geological Society of Malaysia (GSM)

... moveout (RMO) analysis (Woodward et al. 2008). This paper will discuss the multi azimuthal tomography velocity model building workflow and depth imaging...

2012

Seismic Time to Depth Conversion and Uncertainty Analysis for Horizon Prediction in a Proposed Well-Site of Sungai Gelam Field, Jambi Subbasin

Muhamad Wildan P., Imam Muda Gunawan, Andry Pujiriyanto, Sudarmaji

Indonesian Petroleum Association

... usually only involves the stacking velocity derived from the NMO (normal moveout), whereas the velocity data is not obtained from measurements (hard data...

2013

Abstract: High Density Simultaneous Picking of Moveout Parameters Velocity and Anellipticity (Paper 23)

Adam Betteridge

Geological Society of Malaysia (GSM)

...Abstract: High Density Simultaneous Picking of Moveout Parameters Velocity and Anellipticity (Paper 23) Adam Betteridge 282 Paper 23 High density...

2003

Derivation of Seismic Depth Sections

H. Buchholtz, W. Houba

Geological Society of Malaysia (GSM)

... be better identified. One important attribute of the time-migration is its minor sensibility against failure of velocity models. Therefore the stacking...

1987

High Performance Seismic Data Migration for High Resolution Interpretation

C. N. Chernoff

Indonesian Petroleum Association

... lateral velocity gradients stacking velocities can be used to calculate RMS velocities. The RMS velocities can be used directly in time migration programs...

1983

Combination of Seismic Velocity Gradient and Sonic Gradient Variation as a Hydrocarbon Indicator: A Case Study in Clastic Reservoirs in South Sumatra

Iswani Waryono, Wahyu Triyoso

Indonesian Petroleum Association

... versus offset, since increasing horizontal velocity and decreasing vertical velocity could be used as the signature of anisotropy on each CMP...

2012

Delineating Low-Velocity Lenses: ABSTRACT

Frederick L. Schenck

AAPG Bulletin

...Delineating Low-Velocity Lenses: ABSTRACT Frederick L. Schenck 1963 1775 1775 47 9. (September) The end of a low-velocity lens diffracts energy...

1963

2-D and 3-D Prestack Depth Migration for Complex Geologic Structures Offshore Indonesia

M. Murphy, R. Ottolini, R. Estill, E. Lumadyo, M. Mathias

Indonesian Petroleum Association

... migration is construction of a 3-D interval velocity model. All available data are used in constructing the model: Dip Moveout (DMO) stacking...

1996

Abstract: Velocity Updating for Converted-Wave Prestack Time Migration; #90211 (2015)

Xiaogui Miao

Search and Discovery.com

...) proposed to create hyperbolic moveout migrated common midpoint (HMO-MCMP) gathers and carry out hyperbolic velocity analysis on these gathers. Because...

2015

Geoscience Integration and Interpretive Model Building to Overcome Seismic Imaging Problems in Foothills Environments; #41547 (2015)

Rob Vestrum

Search and Discovery.com

..., automated velocity-model-building tools fail to produce an optimum velocity model for TTI anisotropic depth migration. In a setting with such under...

2015

Full Waveform Acoustic Logging: Part 7. Geophysical Methods

C. H. Cheng

AAPG Special Volumes

... the lithology and the fluid content of the formation. Stoneley wave velocity and amplitude have been shown to be useful in the detection of fractures...

1992

-- no title --

user

Search and Discovery.com

...user Complex Model Building using Objective Construction of Curve Ray Time Migration Moveout with Geologic Constraints Kerry Stinson, Shlomo Levy...

Unknown

-- no title --

user

Search and Discovery.com

...user Complex Model Building using Objective Construction of Curve Ray Time Migration Moveout with Geologic Constraints Kerry Stinson, Shlomo Levy...

Unknown

Application of Advanced Depth Imaging Technology in Shallow Water Offshore Indonesia

Michael Gidding, Suyang Chen, Steven Wiseman, Moch Asrori, Richard Bolton

Indonesian Petroleum Association

... the tomography resolved features of the scale 600mhorizontally and 160m vertically. Figure 3 shows a comparison of the initial stacking velocity model...

2012

Conventional Velocity Model Seems to Be the Best!

Hijreen Binti Ismail, M. Izham Kassim, Khairul Hamidi Khalid, Safitri Nurida, Wahyudin Bahri Nasifi, Hendra Iriansyah Darmawan, Rizki Krishna Pratama, M. Anuar Ismail, Noor Azmah Abdullah, Indah Edria Amorita

Indonesian Petroleum Association

... of the final stacking velocities was a major pitfall. for this study. METHODOLOGY Three velocity models were produced. The concept and theory of Vo-K...

2011

Investigation of DMO Algorithms during Test-Line Processing: Some Recommendations

Ng Tong San, Mohd. Hashim Abas, Leong Lap Sau

Geological Society of Malaysia (GSM)

... Figure 1. Reflection point dispersal in a one layer dipping model. tedious and often subjective task of velocity picks for stacking purposes. Here...

1996

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