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The AAPG/Datapages Combined Publications Database

Showing 46,920 Results. Searched 201,044 documents.

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The Application of Image Processing Techniques for Complex Structures

V. Sudhakar, I. T. McMahon

Indonesian Petroleum Association

... in interval velocity with depth, the DMO operator used is based either on a time-invariant or time-variant DMO algorithm. To some extent the velocity...

1987

Some Relations Among Sedimentation, Stratigraphy, and Seismic Exploration

W. C. Krumbein

AAPG Bulletin

... of seismic velocity data of great importance to stratigraphy and sedimentation. Geologists as a group have perhaps not used these data as fully...

1951

Computer Modeling of the Pleistocene Carbonates in the Ryukyu Island Arc, Japan: Abstract

Ryoichi Matsui, Fumiaki Matsuda, Yoshinori Matsuda, Michinori Saito, Ryotaro Iwahashi

Indonesian Petroleum Association

.... Types of sediments to be examined are also specified as a function of water depth and current velocity. Based on these inputs, surface topography...

1998

Imaging Solutions for Geophysical Challenges in South East Asia (Paper A13)

N. El Kady, Z. Mohd Dom, Y. Prasetyo, M. Bayly, G. Nyein, P. Vasilyev, N. Mat Don Ya

Geological Society of Malaysia (GSM)

... confidence in the final image delivered to the interpreter and prospect generation group. This in turn, can lead to significant reduction...

2012

The Use of Synthetic Sonic Logs Derived From Seismic Data in the Interpretation of Stratigraphic Variation in Cretaceous Carbonates of the North Field Area, Qatar: Chapter 14

Helena S. Aves, Daniel M. Tappmeyer

AAPG Special Volumes

... Thamama Group, namely the Mishrif, Nahr Umr, Shuaiba, and Kharaib formations of the North field, Qatar. The North field area was a regional high...

1985

Mapping with Two-Dimensional Seismic Data: Part 7. Geophysical Methods

I. R. Gordon

AAPG Special Volumes

... structures to your map (Figure 1). In general, adjusting for large misties in a group of lines starts by identifying a subgroup with very small...

1992

Outlining Shale Masses By Geophysical Methods

A. W. Musgrave , W. G. Hicks

AAPG Special Volumes

... that point. Figure 10 shows a similar plot for velocity values in shale from the same group of wells. It indicates that in interbedded shales...

1968

Seismic Velocity Variations in San Joaquin Valley, California

Walter S. Olson

AAPG Bulletin

... in approximately eighty wells in the San Joaquin Valley largely due to the efforts of the Cooperative Well Velocity Surveying Group, organized in July, 1938...

1941

Bore-Hole Seismic Profiles in Ekofisk Field: ABSTRACT

P. A. F. Christie, J. A. Dangerfield

AAPG Bulletin

... 018 group of companies. A conventional deviated well VSP and 3 multilevel walkaway seismic profiles were acquired in an area showing poor surface...

1985

Relationship Between Acoustic and Petrophysical Properties of Permian Dolograinstones; #41263 (2014)

Xavier Janson and F. Jerry Lucia

Search and Discovery.com

... Grainstone Fast Slow Porosity Distribution (point-counting) Fast Velocity Group Sample Name Plug Phi Las 60 Las 80 Lys 10 Lys 80 21.8 23.8 25.1 24.2...

2014

The Geophysical Aspects of Abnormal Fluid Pressures

Edward B. Reynolds, John E. May, Alf Klaveness

Houston Geological Society

... are being processed to generate plots of interval velocity versus depth which grossly approximate velocity surveys or integrated acoustic logs. Lower...

1971

Yesterday, Today, and Tomorrow in Seismic Exploration

Emil J. Mateker, Jr.

GCAGS Transactions

... information about the type of rocks through which the energy has propagated. Extraction of this information, for example, in the form of velocity...

1970

Australia: Depth Reprocessing Rejuvenates Gippsland Basin

Peter Baillie, Paul Carter, Jarrad Grahame, Joe Zhou, Nigel Mudge, CGG

GEO ExPro Magazine

...; and the Figure 1: Comparison of legacy vs. reprocessed data with velocity model. calcareous Seaspray Group (32 Ma to Present), deposited on a prograding...

2019

Abstract: Subsalt Velocity Estimation Using Wave-Equation Tomography with Surface Offset Gathers; #90319 (2018)

Yujin Liu, Yan Wu, Xiongwen Wang, Tong W. Fei, Yi Luo

Search and Discovery.com

...Abstract: Subsalt Velocity Estimation Using Wave-Equation Tomography with Surface Offset Gathers; #90319 (2018) Yujin Liu, Yan Wu, Xiongwen Wang...

2018

Characterization of a Sediment Core from Potential Gas-hydrate-bearing Reservoirs in the Sagavanirktok, Prince Creek, and Schrader Bluff Formations of Alaska's North Slope: Part 5Acoustic Velocity Core Studies

R. F. Sigal, C. Rai, C. Sondergeld, B. Spears, W. J. Ebanks Jr., W. D. Zogg, N. Emery, G. McCardle, R. Schweizer, W. G. McLeod, J. Van Eerde

AAPG Special Volumes

... pressure for a selected group of sample depths for phase I recovered sand samples. 1 ft = 0.3 m; 100 psi = 0.7 MPa.FIGURE 6. Shear-wave velocity Vs1...

2009

The Development of a New Method of Seismic Velocity Determination

F. P. Kokesh

GCAGS Transactions

...The Development of a New Method of Seismic Velocity Determination F. P. Kokesh 1951 Vol. 1 (1951), 1) John W. Daly - "Velocity Information Needed...

1951

Geophysical Characterization of Lithology--Application to Subtle Traps

Carl H. Savit, Changsheng Wu

AAPG Special Volumes

... production zones sealed by the higher-velocity sediments in the updip direction. On the left side of the section, a group of normal faults is clearly visible...

1982

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