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The AAPG/Datapages Combined Publications Database

Showing 38,752 Results. Searched 188,040 documents.

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A New Approach to Time Depth Conversion and Depth Error Estimation for 2D Interpretation Using Seismic Velocities

Rosidah Hardiani, Sanisah Soed, Lothar Schulte

Indonesian Petroleum Association

... converted and adjusted to the well velocities to address velocity anisotropy. Then the interval and average velocity points were derived for both...


Time Depth Conversion of a Prospect With Near-Surface Velocity Anomalies Using Stacking Velocites and PSDM Velocities: A Comparison

Tan Boon Hua, Lothar Schulte

Indonesian Petroleum Association

... velocity filtering. For each layer the interval velocities were derived from the DIX converted RMO stacking velocities. The resultant data points were...


New Aspects of Quantitative Interpretation of Velocity Data and Their Impact on Geologic Evaluation of Exploration Prospects: ABSTRACT

Werner J. Jankowsky

AAPG Bulletin

.... Jankowsky 1971 345 346 55 2. (February) Studies on elastic wave velocities in rocks have proved increasingly useful in the geologic investigation...


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...


Using Shear and Vp

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

Gary S. Gassaway, H. J. Richgels

AAPG Bulletin

... is an inversion of this calculation. P-wave velocity is determined in a conventional manner (i.e., Dix interval velocities). Density is assumed...


Profiler-Sonobuoy Measurements in Colombia and Venezuela Basins, Caribbean Sea

William J. Ludwig , Robert E. Houtz , John I. Ewing

AAPG Bulletin

.... (January) Interval velocities, refraction velocities, and layer depths from 38 airgun-sonobuoy profiles made along a west-east traverse...


Relations of Settling Velocity of and Sized Spheres and Sample Weight

J. D. Hulsey

Journal of Sedimentary Research (SEPM)

...Relations of Settling Velocity of and Sized Spheres and Sample Weight J. D. Hulsey 1961 Vol. 31 No. 1. (March), The fall velocities...


Velocity of P- and S-Waves in Arab-D and WCSB Carbonates

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... models are generally felt to be not applicable to carbonate rocks. In this study we have measured the compressional and shear velocities for several...


New Velocity Model Building Techniques to Reduce Sub-Salt Exploration Risk

Stephan Petmecky, Martin L. Albertin, and Nick L. Burke

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... information to constrain estimates of effective stress from which interval velocities can be derived. 1) De-salting simply corrects extrapolated sub-salt...


Eye-Openers from Re-Processing of Oil Sands Seismic Data; #41290 (2014)

David Gray, Seann Day, and Scott Shapper

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... data, correct velocities, especially below the Devonian unconformity, may look overcorrected to the processor. Tying processing derived interval...


Abstract: Automatic High-Density Constrained Velocity Picking; #90211 (2015)

Emil Blias

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..., when can we assume that stacking velocities are close to RMS? Dix’s formula gives a reasonable estimation of interval velocity when and only when...


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