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The AAPG/Datapages Combined Publications Database

Showing 160,928 Results. Searched 195,387 documents.

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Ascending

Three-Dimensional Seismic-Reflection Techniques

Hermann Buchholtz

Circum Pacific Council Publications

...; the RMS velocities can, in some cases, deviate considerably from the stacking velocities. The principal purpose of Figure 17 is to demonstrate the procedure...

1989

3-D AVO Analysis and Modeling Applied to Fracture Detection in Coalbed Methane Reservoirs

Antonio C.B. Ramos, T.L. Davis

Rocky Mountain Association of Geologists

... P-wave Bin-Azimuth Traces from Macrobin #5 P-wave RMS Amplitude Bin-Azimuth Trace FIGURE19. Azimuthal plot of amplitudes for macrobin 5...

1997

Extended Abstract: A Geological 3D Velocity Model in Keathley Canyon and Walker Ridge, Gulf of Mexico

Sharon Cornelius, Pete Emmet

GCAGS Transactions

... from mudlogs, has been created. All forms of sonic information were transformed into interval velocities versus depth (in feet) and loaded into Vel...

2016

Abstract: Imaging Oblique Reflectors with Prestack Migration; #90174 (2014)

John C. Bancroft, Thais Guirigay, and Helen Isaac

Search and Discovery.com

... Hussar, Alberta, Canada. The prestack migrations were created using RMS velocity VRMS(x, t) that were incremented from 100% to 150%: Some...

2014

History Matching of Reservoir Models by Ensemble Kalman Filtering: The State of the Art and a Sensitivity Study

Leila Heidari, Veronique Gervais, Mickaele Le Ravalec, Hans Wackernagel

AAPG Special Volumes

... the ensemble size from 50 to 100 decreases the RMS value. A larger increase in the ensemble size has a less significant effect. Therefore, an ensemble...

2011

Velocity for Pore Pressure Prediction Modeling and Risk Assessment

Selim Simon Shaker

GCAGS Transactions

... drilling, a pore pressure—depth plot was calculated from Vi–depth pair (extracted from rms velocities) by applying Equations 2, 3, 5, and 6 in zones...

2016

2.2 Basement Involved: 2.2.3 Passive Margins: Guyana Offshore

W. J. Jankowsky and G. Schlapak

AAPG Special Volumes

... of the structural inventory of the area. Regional mapping of seismic interval velocities and their correlation to sonic-velocity data from pre-existing wells...

1983

Abstract: IRAP RMS 7.0 - The New Release from Roxar Delivers Enhanced Ease of Use and Accuracy to 3D Modelling

PESA Staff

Petroleum Exploration Society of Australia (PESA)

...Abstract: IRAP RMS 7.0 - The New Release from Roxar Delivers Enhanced Ease of Use and Accuracy to 3D Modelling PESA Staff PRooucT Focus I IRAP RMS...

2002

The impact of estimated temporal and spatial variability of water layer velocity on the correction of OBS data

Peter Scholtz, Truong Nguyen, Arash Jafar Gandomi

International Meeting for Applied Geoscience and Energy (IMAGE)

...- and depth-dependent RMS velocities at the water bottom displayed at each considered shot points. The low frequency variations are due to water depth...

2023

3.2 Basement Involved: 3.2.2 Basement Thrust and Reverse Faults: Seismic Profile: North Fork Area, Powder River Basin, Wyoming

D. S. Stone

AAPG Special Volumes

... data except that the group interval on Line 1A was shortened to 110 ft (33.5 m) from 220 ft (67 m) on the older Line 1. It will be noted also...

1983

A Comparison of Depth Conversion Methods in Buntal Gas Field, Block B, Natuna Sea, Indonesia

Irfan Yuliandri Syukri, John Hughes, Medi Medianesterian

Indonesian Petroleum Association

... zones at Buntal. This provided confidence that seismic stacking velocities were viable for predicting velocity distribution away from well control...

2014

Abstracts: Feasibility of 4D Multicomponent Seismic Methods for Monitoring CO2 Storage in the Redwater Leduc Reef, Alberta; #90173 (2015)

Taher M. Sodagar and Don C. Lawton

Search and Discovery.com

... the interval velocities from the input geological model into rms velocities in time. Results Figures 3 and 4 illustrate the PP pre-stack time-migrated seismic...

2015

Results of a Preliminary Test Investigation on the Applicability of Passive Seismic Tomography in VC Block - Assam, India; #41070 (2012)

Rohit Sinha, Nikos Martakis, Akis Tselentis, and Paris Paraskevopoulos

Search and Discovery.com

...)* Posted November 19, 2012 *Adapted from extended abstract prepared in conjunction with oral presentation at GEO-India, Greater Noida, New Delhi, India...

2012

The Application of Image Processing Techniques for Complex Structures

V. Sudhakar, I. T. McMahon

Indonesian Petroleum Association

... dependence and raypath effects due to depth-dependent interval velocities. DMO corrects for the dip dependence of moveout and inherently applies a migration...

1987

High-Resolution Model Building in a Full-Azimuth Nodal Survey in the GOM

Sandip Chattopadhyay, Gary Rodriguez, Tefera Eshete, Guy Hilburn, TGS

GEO ExPro Magazine

... the checkshot velocities at checkshot locations, The time-RMS model derived from PSTM velocity analysis residual moveout at these locations is attributed...

2016

Fractured Reservoir Prediction … A Case Study in the Sichuan Basin; #10512 (2013)

Ling Yun, Xiangyu Guo, Qianggong Song, and Weisheng He

Search and Discovery.com

... and it can be used to convert to the interval velocity and RMS velocity. It differs from the velocity obtained from surface seismic data. It is also...

2013

A Phase Diagram for Turbulent, Transitional, and Laminar Clay Suspension Flows

Jaco H. Baas, James L. Best, Jeffrey Peakall, Mi Wang

Journal of Sedimentary Research (SEPM)

...%. Second, at all flow velocities greater than ~ 0.8 m s−1, the shift in maximum RMS(u′) away from the bed persists after the plug is fully developed...

2009

Using Shear and Vp

Search and Discovery.com

N/A

SAMPLE--Seismic Amplitude Measurement for Primary Lithology Estimation: ABSTRACT

Gary S. Gassaway, H. J. Richgels

AAPG Bulletin

... is a method of seismic interpretation that extracts shear wave velocities or Poisson's ratios from the seldom used amplitude variations within a common...

1984

Abstract: Local Stretch Zeroing NMO Correction; #90174 (2014)

N. Kazemi and H. R. Siahkoohi

Search and Discovery.com

... that generate interpolated data samples responsible for NMO stretch. Pre-correction time sampling interval is preserved by reassigning and zero padding...

2014

erformance of Seismic Arrays in the Presence of Weathering Layer Variations, #41841 (2016).

Jubran Akram, Abdullatif A. Al-Shuhail

Search and Discovery.com

...°), the RMS amplitude value is slightly higher which indicates lower performance of receiver array in attenuating the desired frequency from the incident...

2016

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