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The AAPG/Datapages Combined Publications Database

Showing 3,275 Results. Searched 187,807 documents.

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I. Relation of Structural Section to Seismic Section

Robert E. Sheriff

AAPG Special Volumes

... reflections will be seen. End_Page 13------------------------- This situation of multiple branches results whenever seismic rays pass through a focal...

1981

Vertical Seismic Profiling in Hydrocarbon Exploration and Reservoir Development

Bob A. Hardage

Circum Pacific Council Publications

... techniques that filter the surface-recorded seismic response so that primary reflections are preserved, but multiple reflections are attenuated...

1989

II. Migration to Remedy Geometric Distortions

Robert E. Sheriff

AAPG Special Volumes

... wave fronts (common-tangent method) use of wave fronts and raypaths (including use of various plotting arm devices, and timing along raypaths...

1981

Chart Migrations

Frank A. Roberts

Oklahoma City Geological Society

... we use vertical or horizontal velocities and concern our computations with anistrophy too? Should we use straight line paths or curved raypaths...

1958

An Integrated Geophysical Analysis of Crustal Structure in the Wichita Uplift Region of Southern Oklahoma

Amanda Rondot Buckey

Oklahoma City Geological Society

... and 5 were found by matching reflections, particularly those that were identifiable on multiple record sections (Figure 11). Velocities in layers 3, 4...

2012

Limitations of Reflection Seismograph

L. E. Nugent, Jr.

AAPG Bulletin

...) under computation, errors introduced by uphole and primary wave computational procedures are discussed as well as those attendant with various plotting...

1953

Structure of the Paleozoic Sediments of the Northwest Border of the Peri-Caspian Depression According to Results of New Analysis of Seismic Data

G. I. Barulin, M. I. Ryskin, V. P. Shebaldin

Petroleum Geology: A Digest of Russian Literature

... at 2.7-3.3 sec. Deconvolution (Fig. 2b) permits resolution of records due to plotting of multiple phases, and in addition to the reflection already...

1978

Codes and Ciphers Simultaneous: Source Separation: PART II

Johan O. A. Robertsson, Dirk-Jan Van Manen, Lasse Amundsen, Martin Landrø

GEO ExPro Magazine

... of these developments is the use of so-called ‘simultaneous Sir Isaac Newton sources’, where multiple seismic sources that intentionally interfere with one another...

2016

Impact of an Integrated Seismic Data Processing Approach: A Case Study in Central Sumatra

Mars E. Semaan, Eddy Murhantoro, Maryanto, Achmad Bermawi, Budi Subianto, Hari Santoso

Indonesian Petroleum Association

.... This multivalued effect may be caused by the explicit dip dependence of moveout or by the fact that different events travel along different raypaths...

1992

Seismic Exploration for Stratigraphic Traps: Section 2. Application of Seismic Reflection Configuration to Stratigraphic Interpretation

Milton B. Dobrin

AAPG Special Volumes

..., multiple reflections, and reverberations such as those in water layers, each reflection cycle can be identified with a single lithologic boundary...

1977

Some Results of Experimental Work on Increasing the Depth of Investigation of Seismic Reflection Surveying in the West Kuban Downwarp

Ye. A. Kozlov

Petroleum Geology: A Digest of Russian Literature

..., as well as in other regions, is the low intensity of records of “deep” reflections in comparison with the level of diverse interferences. The nature...

1962

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

David W. Bell

AAPG Special Volumes

... be binned to include all available offsets. Velocity analysis should follow DMO and mild passes at removing multiple reflections. Strong multiples...

2001

Chapter Six: Tuning Phenomena in Reservoirs

Alistair R. Brown

AAPG Special Volumes

... (1973) demonstrated the interaction of closely-spaced reflections. In his classic paper, “How thin is a thin bed?,” he discussed the effect of bed...

2011

A New Approach To Quantify the Ordering State of Protodolomite Using XRD, TEM, and Z-Contrast Imaging

Yihang Fang, Huifang Xu

Journal of Sedimentary Research (SEPM)

... of Ca-Mg ordering based on attenuated and diffuse “b” reflections in selected-area diffraction patterns. The stromatolite also contains disordered...

2019

Multiple Dip Protractor: GEOLOGICAL NOTES

Mariano M. Melendres, Jr.

AAPG Bulletin

...Multiple Dip Protractor: GEOLOGICAL NOTES Mariano M. Melendres, Jr. 1953 2192 2195 37 9. (September) WENTWORTH, C. K., 1930, "The Plotting...

1953

Application of Computer-Processed Well Log Data for Geologic Evaluation of Green River Basin, Wyoming: ABSTRACT

Stephen E. Prensky, Warren W. Dickinson

AAPG Bulletin

... using a DEC LSI-11/23 microprocessor. The processing technique involved the application of single or multiple logic tests for lithology...

1984

Abstract: Next-Generation Cross-Plotting Techniques for Assessing Reservoir Quality; #90211 (2015)

Murray Christie and Fred DuPont

Search and Discovery.com

...Abstract: Next-Generation Cross-Plotting Techniques for Assessing Reservoir Quality; #90211 (2015) Murray Christie and Fred DuPont Datapages/Search...

2015

Geophysical Techniques Used in Petroleum Exploration in the Ying Ge Hai Area, Zhanjiang, SW Guangdong Province, China

L. William Edwards

Circum Pacific Council Publications

.... The explorationist can alter the input/output parameters before plotting, which saves time and money. The primary reasons for using a computer-data...

1989

1.5 Crustal Sections: A Wide Angle Seismic Profile

V. J. Hughes, R. S. White, E. J. W. Jones, D. H. Matthews, J. A. Brewer, and D. K. Smythe

AAPG Special Volumes

..., and show that both data sets contain complementary and useful information on basin and basement stru ture. On wide angle profiles we can map reflections...

1983

Stratigraphic Modeling and Interpretation--Geophysical Principles and Techniques: Section 3. Stratigraphic Models from Seismic Data

Norman S. Neidell, Elio Poggiagliolmi

AAPG Special Volumes

... once from shallow horizons (multiple reflections) can also complicate a seismic interpretation. Seismic data processing, apart from its more routine...

1977

Application of Seismic Surveying to Recognition of Productive Part of Gas-Oil Strata

V. V. Churlin, L. A. Sergeyev

Petroleum Geology: A Digest of Russian Literature

... reflections, whereas in the second case multiple fronts of secondary maximums of diffracted waves are formed in addition. The intensity and angle...

1963

Passive Margins: Interpretation of West Africa Line C

R. Sheriff

AAPG Special Volumes

... of Figure 3 is shown in Figure 4. The wavelet processing removed the very ringy character of the original line, made discrete reflections stand out...

1987

AVO Analysis for Direct Hydrocarbon Detection in Field X in the Persian Gulf (Paper 5)

Mohammad Ali Riahi, Mohammad Emami Niri

Geological Society of Malaysia (GSM)

... elastic properties to seismic reflections starts with the elastic wave equations given by Knott-Zeoppritz (1919). The equation relates the reflection...

2006

An Electronic Seismic Dip Plotter

J. A. Westphal

Oklahoma City Geological Society

... is transmitted by a small cable to a plotting table. A servo mechanism completes the computation of the dip segment and moves an arm to the required...

1958

Diapirs of Magdalena Delta: DISCUSSION

M. M. Ball

AAPG Bulletin

...-convex, hyperbolic reflections inferred to be surfaces of the diapiric intrusions. From the dimensions of their profiles, it is apparent...

1969

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